diff --git a/src/libcollections/binary_heap.rs b/src/libcollections/binary_heap.rs index 8481111ae91a3..c9d6007744944 100644 --- a/src/libcollections/binary_heap.rs +++ b/src/libcollections/binary_heap.rs @@ -162,6 +162,8 @@ use core::ptr; use slice; use vec::Vec; +// FIXME(conventions): implement into_iter + /// A priority queue implemented with a binary heap. /// /// This will be a max-heap. @@ -184,6 +186,7 @@ impl BinaryHeap { /// use std::collections::BinaryHeap; /// let pq: BinaryHeap = BinaryHeap::new(); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn new() -> BinaryHeap { BinaryHeap{data: vec!(),} } /// Creates an empty `BinaryHeap` with a specific capacity. @@ -197,6 +200,7 @@ impl BinaryHeap { /// use std::collections::BinaryHeap; /// let pq: BinaryHeap = BinaryHeap::with_capacity(10u); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn with_capacity(capacity: uint) -> BinaryHeap { BinaryHeap { data: Vec::with_capacity(capacity) } } @@ -234,6 +238,7 @@ impl BinaryHeap { /// println!("{}", x); /// } /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn iter<'a>(&'a self) -> Items<'a, T> { Items { iter: self.data.iter() } } @@ -268,10 +273,19 @@ impl BinaryHeap { /// let pq: BinaryHeap = BinaryHeap::with_capacity(100u); /// assert!(pq.capacity() >= 100u); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn capacity(&self) -> uint { self.data.capacity() } - /// Reserves capacity for exactly `n` elements in the `BinaryHeap`. - /// Do nothing if the capacity is already sufficient. + /// Reserves the minimum capacity for exactly `additional` more elements to be inserted in the + /// given `BinaryHeap`. Does nothing if the capacity is already sufficient. + /// + /// Note that the allocator may give the collection more space than it requests. Therefore + /// capacity can not be relied upon to be precisely minimal. Prefer `reserve` if future + /// insertions are expected. + /// + /// # Panics + /// + /// Panics if the new capacity overflows `uint`. /// /// # Example /// @@ -280,12 +294,17 @@ impl BinaryHeap { /// /// let mut pq: BinaryHeap = BinaryHeap::new(); /// pq.reserve_exact(100u); - /// assert!(pq.capacity() == 100u); + /// assert!(pq.capacity() >= 100u); /// ``` - pub fn reserve_exact(&mut self, n: uint) { self.data.reserve_exact(n) } + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn reserve_exact(&mut self, additional: uint) { self.data.reserve_exact(additional) } - /// Reserves capacity for at least `n` elements in the `BinaryHeap`. - /// Do nothing if the capacity is already sufficient. + /// Reserves capacity for at least `additional` more elements to be inserted in the + /// `BinaryHeap`. The collection may reserve more space to avoid frequent reallocations. + /// + /// # Panics + /// + /// Panics if the new capacity overflows `uint`. /// /// # Example /// @@ -296,8 +315,15 @@ impl BinaryHeap { /// pq.reserve(100u); /// assert!(pq.capacity() >= 100u); /// ``` - pub fn reserve(&mut self, n: uint) { - self.data.reserve(n) + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn reserve(&mut self, additional: uint) { + self.data.reserve(additional) + } + + /// Discards as much additional capacity as possible. + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn shrink_to_fit(&mut self) { + self.data.shrink_to_fit() } /// Removes the greatest item from a queue and returns it, or `None` if it @@ -314,6 +340,7 @@ impl BinaryHeap { /// assert_eq!(pq.pop(), Some(1i)); /// assert_eq!(pq.pop(), None); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn pop(&mut self) -> Option { match self.data.pop() { None => { None } @@ -342,6 +369,7 @@ impl BinaryHeap { /// assert_eq!(pq.len(), 3); /// assert_eq!(pq.top(), Some(&5i)); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn push(&mut self, item: T) { self.data.push(item); let new_len = self.len() - 1; @@ -495,12 +523,15 @@ impl BinaryHeap { } /// Returns the length of the queue. + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn len(&self) -> uint { self.data.len() } /// Returns true if the queue contains no elements + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn is_empty(&self) -> bool { self.len() == 0 } /// Drops all items from the queue. + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn clear(&mut self) { self.data.truncate(0) } } @@ -528,8 +559,7 @@ impl Extendable for BinaryHeap { fn extend>(&mut self, mut iter: Iter) { let (lower, _) = iter.size_hint(); - let len = self.capacity(); - self.reserve(len + lower); + self.reserve(lower); for elem in iter { self.push(elem); diff --git a/src/libcollections/bit.rs b/src/libcollections/bit.rs index b7085c96aed15..833cfc04c552b 100644 --- a/src/libcollections/bit.rs +++ b/src/libcollections/bit.rs @@ -75,6 +75,8 @@ use std::hash; use vec::Vec; +// FIXME(conventions): look, we just need to refactor this whole thing. Inside and out. + type MatchWords<'a> = Chain, Skip>>>>; // Take two BitV's, and return iterators of their words, where the shorter one // has been padded with 0's @@ -216,6 +218,7 @@ impl Bitv { /// use std::collections::Bitv; /// let mut bv = Bitv::new(); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn new() -> Bitv { Bitv { storage: Vec::new(), nbits: 0 } } @@ -613,6 +616,7 @@ impl Bitv { /// bv.truncate(2); /// assert!(bv.eq_vec([false, true])); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn truncate(&mut self, len: uint) { if len < self.len() { self.nbits = len; @@ -760,14 +764,17 @@ impl Bitv { /// Return the total number of bits in this vector #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn len(&self) -> uint { self.nbits } /// Returns true if there are no bits in this vector #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn is_empty(&self) -> bool { self.len() == 0 } /// Clears all bits in this vector. #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn clear(&mut self) { for w in self.storage.iter_mut() { *w = 0u32; } } @@ -849,8 +856,7 @@ impl Clone for Bitv { #[inline] fn clone_from(&mut self, source: &Bitv) { self.nbits = source.nbits; - self.storage.reserve(source.storage.len()); - for (i, w) in self.storage.iter_mut().enumerate() { *w = source.storage[i]; } + self.storage.clone_from(&source.storage); } } @@ -1052,6 +1058,7 @@ impl BitvSet { /// let mut s = BitvSet::new(); /// ``` #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn new() -> BitvSet { BitvSet(Bitv::new()) } @@ -1067,6 +1074,7 @@ impl BitvSet { /// assert!(s.capacity() >= 100); /// ``` #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn with_capacity(nbits: uint) -> BitvSet { let bitv = Bitv::with_capacity(nbits, false); BitvSet::from_bitv(bitv) @@ -1106,6 +1114,7 @@ impl BitvSet { /// assert!(s.capacity() >= 100); /// ``` #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn capacity(&self) -> uint { let &BitvSet(ref bitv) = self; bitv.capacity() @@ -1212,6 +1221,7 @@ impl BitvSet { /// println!("new capacity: {}", s.capacity()); /// ``` #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn shrink_to_fit(&mut self) { let &BitvSet(ref mut bitv) = self; // Obtain original length @@ -1240,6 +1250,7 @@ impl BitvSet { /// } /// ``` #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn iter<'a>(&'a self) -> BitPositions<'a> { BitPositions {set: self, next_idx: 0u} } @@ -1262,6 +1273,7 @@ impl BitvSet { /// } /// ``` #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn union<'a>(&'a self, other: &'a BitvSet) -> TwoBitPositions<'a> { TwoBitPositions { set: self, @@ -1290,6 +1302,7 @@ impl BitvSet { /// } /// ``` #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn intersection<'a>(&'a self, other: &'a BitvSet) -> Take> { let min = cmp::min(self.capacity(), other.capacity()); TwoBitPositions { @@ -1326,6 +1339,7 @@ impl BitvSet { /// } /// ``` #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn difference<'a>(&'a self, other: &'a BitvSet) -> TwoBitPositions<'a> { TwoBitPositions { set: self, @@ -1355,6 +1369,7 @@ impl BitvSet { /// } /// ``` #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn symmetric_difference<'a>(&'a self, other: &'a BitvSet) -> TwoBitPositions<'a> { TwoBitPositions { set: self, @@ -1473,6 +1488,7 @@ impl BitvSet { /// Return the number of set bits in this set. #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn len(&self) -> uint { let &BitvSet(ref bitv) = self; bitv.storage.iter().fold(0, |acc, &n| acc + n.count_ones()) @@ -1480,6 +1496,7 @@ impl BitvSet { /// Returns whether there are no bits set in this set #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn is_empty(&self) -> bool { let &BitvSet(ref bitv) = self; bitv.storage.iter().all(|&n| n == 0) @@ -1487,6 +1504,7 @@ impl BitvSet { /// Clears all bits in this set #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn clear(&mut self) { let &BitvSet(ref mut bitv) = self; bitv.clear(); @@ -1494,6 +1512,7 @@ impl BitvSet { /// Returns `true` if this set contains the specified integer. #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn contains(&self, value: &uint) -> bool { let &BitvSet(ref bitv) = self; *value < bitv.nbits && bitv.get(*value) @@ -1502,12 +1521,14 @@ impl BitvSet { /// Returns `true` if the set has no elements in common with `other`. /// This is equivalent to checking for an empty intersection. #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn is_disjoint(&self, other: &BitvSet) -> bool { self.intersection(other).next().is_none() } /// Returns `true` if the set is a subset of another. #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn is_subset(&self, other: &BitvSet) -> bool { let &BitvSet(ref self_bitv) = self; let &BitvSet(ref other_bitv) = other; @@ -1521,12 +1542,14 @@ impl BitvSet { /// Returns `true` if the set is a superset of another. #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn is_superset(&self, other: &BitvSet) -> bool { other.is_subset(self) } /// Adds a value to the set. Returns `true` if the value was not already /// present in the set. + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn insert(&mut self, value: uint) -> bool { if self.contains(&value) { return false; @@ -1545,6 +1568,7 @@ impl BitvSet { /// Removes a value from the set. Returns `true` if the value was /// present in the set. + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn remove(&mut self, value: &uint) -> bool { if !self.contains(value) { return false; diff --git a/src/libcollections/btree/map.rs b/src/libcollections/btree/map.rs index e3dfabfa29549..9b644115f3010 100644 --- a/src/libcollections/btree/map.rs +++ b/src/libcollections/btree/map.rs @@ -25,6 +25,8 @@ use core::fmt::Show; use ring_buf::RingBuf; +// FIXME(conventions): implement bounded iterators + /// A map based on a B-Tree. /// /// B-Trees represent a fundamental compromise between cache-efficiency and actually minimizing @@ -125,6 +127,7 @@ pub struct OccupiedEntry<'a, K:'a, V:'a> { impl BTreeMap { /// Makes a new empty BTreeMap with a reasonable choice for B. + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn new() -> BTreeMap { //FIXME(Gankro): Tune this as a function of size_of? BTreeMap::with_b(6) @@ -155,12 +158,19 @@ impl BTreeMap { /// a.clear(); /// assert!(a.is_empty()); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn clear(&mut self) { let b = self.b; // avoid recursive destructors by manually traversing the tree for _ in mem::replace(self, BTreeMap::with_b(b)).into_iter() {}; } + /// Deprecated: renamed to `get`. + #[deprecated = "renamed to `get`"] + pub fn find(&self, key: &K) -> Option<&V> { + self.get(key) + } + // Searching in a B-Tree is pretty straightforward. // // Start at the root. Try to find the key in the current node. If we find it, return it. @@ -178,10 +188,11 @@ impl BTreeMap { /// /// let mut map = BTreeMap::new(); /// map.insert(1u, "a"); - /// assert_eq!(map.find(&1), Some(&"a")); - /// assert_eq!(map.find(&2), None); + /// assert_eq!(map.get(&1), Some(&"a")); + /// assert_eq!(map.get(&2), None); /// ``` - pub fn find(&self, key: &K) -> Option<&V> { + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn get(&self, key: &K) -> Option<&V> { let mut cur_node = &self.root; loop { match cur_node.search(key) { @@ -209,9 +220,15 @@ impl BTreeMap { /// assert_eq!(map.contains_key(&1), true); /// assert_eq!(map.contains_key(&2), false); /// ``` - #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn contains_key(&self, key: &K) -> bool { - self.find(key).is_some() + self.get(key).is_some() + } + + /// Deprecated: renamed to `get_mut`. + #[deprecated = "renamed to `get_mut`"] + pub fn find_mut(&mut self, key: &K) -> Option<&mut V> { + self.get_mut(key) } /// Returns a mutable reference to the value corresponding to the key. @@ -223,14 +240,15 @@ impl BTreeMap { /// /// let mut map = BTreeMap::new(); /// map.insert(1u, "a"); - /// match map.find_mut(&1) { + /// match map.get_mut(&1) { /// Some(x) => *x = "b", /// None => (), /// } /// assert_eq!(map[1], "b"); /// ``` - // See `find` for implementation notes, this is basically a copy-paste with mut's added - pub fn find_mut(&mut self, key: &K) -> Option<&mut V> { + // See `get` for implementation notes, this is basically a copy-paste with mut's added + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn get_mut(&mut self, key: &K) -> Option<&mut V> { // temp_node is a Borrowck hack for having a mutable value outlive a loop iteration let mut temp_node = &mut self.root; loop { @@ -248,6 +266,12 @@ impl BTreeMap { } } + /// Deprecated: renamed to `insert`. + #[deprecated = "renamed to `insert`"] + pub fn swap(&mut self, key: K, value: V) -> Option { + self.insert(key, value) + } + // Insertion in a B-Tree is a bit complicated. // // First we do the same kind of search described in `find`. But we need to maintain a stack of @@ -283,14 +307,15 @@ impl BTreeMap { /// use std::collections::BTreeMap; /// /// let mut map = BTreeMap::new(); - /// assert_eq!(map.swap(37u, "a"), None); + /// assert_eq!(map.insert(37u, "a"), None); /// assert_eq!(map.is_empty(), false); /// /// map.insert(37, "b"); - /// assert_eq!(map.swap(37, "c"), Some("b")); + /// assert_eq!(map.insert(37, "c"), Some("b")); /// assert_eq!(map[37], "c"); /// ``` - pub fn swap(&mut self, key: K, mut value: V) -> Option { + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn insert(&mut self, key: K, mut value: V) -> Option { // This is a stack of rawptrs to nodes paired with indices, respectively // representing the nodes and edges of our search path. We have to store rawptrs // because as far as Rust is concerned, we can mutate aliased data with such a @@ -338,25 +363,6 @@ impl BTreeMap { } } - /// Inserts a key-value pair into the map. An existing value for a - /// key is replaced by the new value. Returns `true` if the key did - /// not already exist in the map. - /// - /// # Example - /// - /// ``` - /// use std::collections::BTreeMap; - /// - /// let mut map = BTreeMap::new(); - /// assert_eq!(map.insert(2u, "value"), true); - /// assert_eq!(map.insert(2, "value2"), false); - /// assert_eq!(map[2], "value2"); - /// ``` - #[inline] - pub fn insert(&mut self, key: K, value: V) -> bool { - self.swap(key, value).is_none() - } - // Deletion is the most complicated operation for a B-Tree. // // First we do the same kind of search described in @@ -392,6 +398,12 @@ impl BTreeMap { // the underflow handling process on the parent. If merging merges the last two children // of the root, then we replace the root with the merged node. + /// Deprecated: renamed to `remove`. + #[deprecated = "renamed to `remove`"] + pub fn pop(&mut self, key: &K) -> Option { + self.remove(key) + } + /// Removes a key from the map, returning the value at the key if the key /// was previously in the map. /// @@ -402,10 +414,11 @@ impl BTreeMap { /// /// let mut map = BTreeMap::new(); /// map.insert(1u, "a"); - /// assert_eq!(map.pop(&1), Some("a")); - /// assert_eq!(map.pop(&1), None); + /// assert_eq!(map.remove(&1), Some("a")); + /// assert_eq!(map.remove(&1), None); /// ``` - pub fn pop(&mut self, key: &K) -> Option { + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn remove(&mut self, key: &K) -> Option { // See `swap` for a more thorough description of the stuff going on in here let mut stack = stack::PartialSearchStack::new(self); loop { @@ -426,24 +439,6 @@ impl BTreeMap { } } } - - /// Removes a key-value pair from the map. Returns `true` if the key - /// was present in the map. - /// - /// # Example - /// - /// ``` - /// use std::collections::BTreeMap; - /// - /// let mut map = BTreeMap::new(); - /// assert_eq!(map.remove(&1u), false); - /// map.insert(1, "a"); - /// assert_eq!(map.remove(&1), true); - /// ``` - #[inline] - pub fn remove(&mut self, key: &K) -> bool { - self.pop(key).is_some() - } } /// The stack module provides a safe interface for constructing and manipulating a stack of ptrs @@ -793,13 +788,13 @@ impl Show for BTreeMap { impl Index for BTreeMap { fn index(&self, key: &K) -> &V { - self.find(key).expect("no entry found for key") + self.get(key).expect("no entry found for key") } } impl IndexMut for BTreeMap { fn index_mut(&mut self, key: &K) -> &mut V { - self.find_mut(key).expect("no entry found for key") + self.get_mut(key).expect("no entry found for key") } } @@ -891,8 +886,8 @@ impl + DoubleEndedIterator>> // Handle any operation on the left stack as necessary match op { - Push(item) => { self.left.push(item); }, - Pop => { self.left.pop(); }, + Push(item) => { self.left.push_back(item); }, + Pop => { self.left.pop_back(); }, } } } @@ -933,8 +928,8 @@ impl + DoubleEndedIterator>> }; match op { - Push(item) => { self.right.push(item); }, - Pop => { self.right.pop(); } + Push(item) => { self.right.push_back(item); }, + Pop => { self.right.pop_back(); } } } } @@ -1010,6 +1005,7 @@ impl<'a, K: Ord, V> OccupiedEntry<'a, K, V> { impl BTreeMap { /// Gets an iterator over the entries of the map. + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn iter<'a>(&'a self) -> Entries<'a, K, V> { let len = self.len(); Entries { @@ -1023,6 +1019,7 @@ impl BTreeMap { } /// Gets a mutable iterator over the entries of the map. + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn iter_mut<'a>(&'a mut self) -> MutEntries<'a, K, V> { let len = self.len(); MutEntries { @@ -1036,6 +1033,7 @@ impl BTreeMap { } /// Gets an owning iterator over the entries of the map. + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn into_iter(self) -> MoveEntries { let len = self.len(); MoveEntries { @@ -1049,11 +1047,13 @@ impl BTreeMap { } /// Gets an iterator over the keys of the map. + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn keys<'a>(&'a self) -> Keys<'a, K, V> { self.iter().map(|(k, _)| k) } /// Gets an iterator over the values of the map. + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn values<'a>(&'a self) -> Values<'a, K, V> { self.iter().map(|(_, v)| v) } @@ -1070,6 +1070,7 @@ impl BTreeMap { /// a.insert(1u, "a"); /// assert_eq!(a.len(), 1); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn len(&self) -> uint { self.length } /// Return true if the map contains no elements. @@ -1084,6 +1085,7 @@ impl BTreeMap { /// a.insert(1u, "a"); /// assert!(!a.is_empty()); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn is_empty(&self) -> bool { self.len() == 0 } } @@ -1137,40 +1139,40 @@ mod test { assert_eq!(map.len(), 0); for i in range(0, size) { - assert_eq!(map.swap(i, 10*i), None); + assert_eq!(map.insert(i, 10*i), None); assert_eq!(map.len(), i + 1); } for i in range(0, size) { - assert_eq!(map.find(&i).unwrap(), &(i*10)); + assert_eq!(map.get(&i).unwrap(), &(i*10)); } for i in range(size, size*2) { - assert_eq!(map.find(&i), None); + assert_eq!(map.get(&i), None); } for i in range(0, size) { - assert_eq!(map.swap(i, 100*i), Some(10*i)); + assert_eq!(map.insert(i, 100*i), Some(10*i)); assert_eq!(map.len(), size); } for i in range(0, size) { - assert_eq!(map.find(&i).unwrap(), &(i*100)); + assert_eq!(map.get(&i).unwrap(), &(i*100)); } for i in range(0, size/2) { - assert_eq!(map.pop(&(i*2)), Some(i*200)); + assert_eq!(map.remove(&(i*2)), Some(i*200)); assert_eq!(map.len(), size - i - 1); } for i in range(0, size/2) { - assert_eq!(map.find(&(2*i)), None); - assert_eq!(map.find(&(2*i+1)).unwrap(), &(i*200 + 100)); + assert_eq!(map.get(&(2*i)), None); + assert_eq!(map.get(&(2*i+1)).unwrap(), &(i*200 + 100)); } for i in range(0, size/2) { - assert_eq!(map.pop(&(2*i)), None); - assert_eq!(map.pop(&(2*i+1)), Some(i*200 + 100)); + assert_eq!(map.remove(&(2*i)), None); + assert_eq!(map.remove(&(2*i+1)), Some(i*200 + 100)); assert_eq!(map.len(), size/2 - i - 1); } } @@ -1178,17 +1180,17 @@ mod test { #[test] fn test_basic_small() { let mut map = BTreeMap::new(); - assert_eq!(map.pop(&1), None); - assert_eq!(map.find(&1), None); - assert_eq!(map.swap(1u, 1u), None); - assert_eq!(map.find(&1), Some(&1)); - assert_eq!(map.swap(1, 2), Some(1)); - assert_eq!(map.find(&1), Some(&2)); - assert_eq!(map.swap(2, 4), None); - assert_eq!(map.find(&2), Some(&4)); - assert_eq!(map.pop(&1), Some(2)); - assert_eq!(map.pop(&2), Some(4)); - assert_eq!(map.pop(&1), None); + assert_eq!(map.remove(&1), None); + assert_eq!(map.get(&1), None); + assert_eq!(map.insert(1u, 1u), None); + assert_eq!(map.get(&1), Some(&1)); + assert_eq!(map.insert(1, 2), Some(1)); + assert_eq!(map.get(&1), Some(&2)); + assert_eq!(map.insert(2, 4), None); + assert_eq!(map.get(&2), Some(&4)); + assert_eq!(map.remove(&1), Some(2)); + assert_eq!(map.remove(&2), Some(4)); + assert_eq!(map.remove(&1), None); } #[test] @@ -1283,7 +1285,7 @@ mod test { assert_eq!(view.set(100), 10); } } - assert_eq!(map.find(&1).unwrap(), &100); + assert_eq!(map.get(&1).unwrap(), &100); assert_eq!(map.len(), 6); @@ -1295,7 +1297,7 @@ mod test { *v *= 10; } } - assert_eq!(map.find(&2).unwrap(), &200); + assert_eq!(map.get(&2).unwrap(), &200); assert_eq!(map.len(), 6); // Existing key (take) @@ -1305,7 +1307,7 @@ mod test { assert_eq!(view.take(), 30); } } - assert_eq!(map.find(&3), None); + assert_eq!(map.get(&3), None); assert_eq!(map.len(), 5); @@ -1316,7 +1318,7 @@ mod test { assert_eq!(*view.set(1000), 1000); } } - assert_eq!(map.find(&10).unwrap(), &1000); + assert_eq!(map.get(&10).unwrap(), &1000); assert_eq!(map.len(), 6); } } @@ -1374,7 +1376,7 @@ mod bench { let mut m : BTreeMap = BTreeMap::new(); find_rand_n(100, &mut m, b, |m, i| { m.insert(i, 1); }, - |m, i| { m.find(&i); }); + |m, i| { m.get(&i); }); } #[bench] @@ -1382,7 +1384,7 @@ mod bench { let mut m : BTreeMap = BTreeMap::new(); find_rand_n(10_000, &mut m, b, |m, i| { m.insert(i, 1); }, - |m, i| { m.find(&i); }); + |m, i| { m.get(&i); }); } // Find seq @@ -1391,7 +1393,7 @@ mod bench { let mut m : BTreeMap = BTreeMap::new(); find_seq_n(100, &mut m, b, |m, i| { m.insert(i, 1); }, - |m, i| { m.find(&i); }); + |m, i| { m.get(&i); }); } #[bench] @@ -1399,7 +1401,7 @@ mod bench { let mut m : BTreeMap = BTreeMap::new(); find_seq_n(10_000, &mut m, b, |m, i| { m.insert(i, 1); }, - |m, i| { m.find(&i); }); + |m, i| { m.get(&i); }); } fn bench_iter(b: &mut Bencher, size: uint) { @@ -1407,7 +1409,7 @@ mod bench { let mut rng = weak_rng(); for _ in range(0, size) { - map.swap(rng.gen(), rng.gen()); + map.insert(rng.gen(), rng.gen()); } b.iter(|| { diff --git a/src/libcollections/btree/set.rs b/src/libcollections/btree/set.rs index 27752207b9797..f6a3de11d13df 100644 --- a/src/libcollections/btree/set.rs +++ b/src/libcollections/btree/set.rs @@ -20,6 +20,9 @@ use core::{iter, fmt}; use core::iter::Peekable; use core::fmt::Show; +// FIXME(conventions): implement bounded iterators +// FIXME(conventions): implement BitOr, BitAnd, BitXor, and Sub + /// A set based on a B-Tree. /// /// See BTreeMap's documentation for a detailed discussion of this collection's performance @@ -61,6 +64,7 @@ pub struct UnionItems<'a, T:'a> { impl BTreeSet { /// Makes a new BTreeSet with a reasonable choice of B. + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn new() -> BTreeSet { BTreeSet { map: BTreeMap::new() } } @@ -75,11 +79,13 @@ impl BTreeSet { impl BTreeSet { /// Gets an iterator over the BTreeSet's contents. + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn iter<'a>(&'a self) -> Items<'a, T> { self.map.keys() } /// Gets an iterator for moving out the BtreeSet's contents. + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn into_iter(self) -> MoveItems { self.map.into_iter().map(|(k, _)| k) } @@ -87,23 +93,27 @@ impl BTreeSet { impl BTreeSet { /// Visits the values representing the difference, in ascending order. + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn difference<'a>(&'a self, other: &'a BTreeSet) -> DifferenceItems<'a, T> { DifferenceItems{a: self.iter().peekable(), b: other.iter().peekable()} } /// Visits the values representing the symmetric difference, in ascending order. + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn symmetric_difference<'a>(&'a self, other: &'a BTreeSet) -> SymDifferenceItems<'a, T> { SymDifferenceItems{a: self.iter().peekable(), b: other.iter().peekable()} } /// Visits the values representing the intersection, in ascending order. + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn intersection<'a>(&'a self, other: &'a BTreeSet) -> IntersectionItems<'a, T> { IntersectionItems{a: self.iter().peekable(), b: other.iter().peekable()} } /// Visits the values representing the union, in ascending order. + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn union<'a>(&'a self, other: &'a BTreeSet) -> UnionItems<'a, T> { UnionItems{a: self.iter().peekable(), b: other.iter().peekable()} } @@ -120,6 +130,7 @@ impl BTreeSet { /// v.insert(1i); /// assert_eq!(v.len(), 1); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn len(&self) -> uint { self.map.len() } /// Returns true if the set contains no elements @@ -134,6 +145,7 @@ impl BTreeSet { /// v.insert(1i); /// assert!(!v.is_empty()); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn is_empty(&self) -> bool { self.len() == 0 } /// Clears the set, removing all values. @@ -148,6 +160,7 @@ impl BTreeSet { /// v.clear(); /// assert!(v.is_empty()); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn clear(&mut self) { self.map.clear() } @@ -163,8 +176,9 @@ impl BTreeSet { /// assert_eq!(set.contains(&1), true); /// assert_eq!(set.contains(&4), false); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn contains(&self, value: &T) -> bool { - self.map.find(value).is_some() + self.map.contains_key(value) } /// Returns `true` if the set has no elements in common with `other`. @@ -184,6 +198,7 @@ impl BTreeSet { /// b.insert(1); /// assert_eq!(a.is_disjoint(&b), false); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn is_disjoint(&self, other: &BTreeSet) -> bool { self.intersection(other).next().is_none() } @@ -204,6 +219,7 @@ impl BTreeSet { /// set.insert(4); /// assert_eq!(set.is_subset(&sup), false); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn is_subset(&self, other: &BTreeSet) -> bool { // Stolen from TreeMap let mut x = self.iter(); @@ -248,6 +264,7 @@ impl BTreeSet { /// set.insert(2); /// assert_eq!(set.is_superset(&sub), true); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn is_superset(&self, other: &BTreeSet) -> bool { other.is_subset(self) } @@ -266,8 +283,9 @@ impl BTreeSet { /// assert_eq!(set.insert(2i), false); /// assert_eq!(set.len(), 1); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn insert(&mut self, value: T) -> bool { - self.map.insert(value, ()) + self.map.insert(value, ()).is_none() } /// Removes a value from the set. Returns `true` if the value was @@ -284,8 +302,9 @@ impl BTreeSet { /// assert_eq!(set.remove(&2), true); /// assert_eq!(set.remove(&2), false); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn remove(&mut self, value: &T) -> bool { - self.map.remove(value) + self.map.remove(value).is_some() } } diff --git a/src/libcollections/dlist.rs b/src/libcollections/dlist.rs index a1e286d124574..9d9955141df15 100644 --- a/src/libcollections/dlist.rs +++ b/src/libcollections/dlist.rs @@ -195,6 +195,7 @@ impl Default for DList { impl DList { /// Creates an empty `DList`. #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn new() -> DList { DList{list_head: None, list_tail: Rawlink::none(), length: 0} } @@ -209,9 +210,9 @@ impl DList { /// use std::collections::DList; /// /// let mut dl = DList::new(); - /// dl.push(1i); - /// dl.push(2); - /// dl.push(3); + /// dl.push_back(1i); + /// dl.push_back(2); + /// dl.push_back(3); /// /// dl.rotate_forward(); /// @@ -236,9 +237,9 @@ impl DList { /// use std::collections::DList; /// /// let mut dl = DList::new(); - /// dl.push(1i); - /// dl.push(2); - /// dl.push(3); + /// dl.push_back(1i); + /// dl.push_back(2); + /// dl.push_back(3); /// /// dl.rotate_backward(); /// @@ -264,10 +265,10 @@ impl DList { /// /// let mut a = DList::new(); /// let mut b = DList::new(); - /// a.push(1i); - /// a.push(2); - /// b.push(3i); - /// b.push(4); + /// a.push_back(1i); + /// a.push_back(2); + /// b.push_back(3i); + /// b.push_back(4); /// /// a.append(b); /// @@ -305,10 +306,10 @@ impl DList { /// /// let mut a = DList::new(); /// let mut b = DList::new(); - /// a.push(1i); - /// a.push(2); - /// b.push(3i); - /// b.push(4); + /// a.push_back(1i); + /// a.push_back(2); + /// b.push_back(3i); + /// b.push_back(4); /// /// a.prepend(b); /// @@ -333,10 +334,10 @@ impl DList { /// use std::collections::DList; /// /// let mut a: DList = DList::new(); - /// a.push(2i); - /// a.push(4); - /// a.push(7); - /// a.push(8); + /// a.push_back(2i); + /// a.push_back(4); + /// a.push_back(7); + /// a.push_back(8); /// /// // insert 11 before the first odd number in the list /// a.insert_when(11, |&e, _| e % 2 == 1); @@ -387,12 +388,14 @@ impl DList { /// Provides a forward iterator. #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn iter<'a>(&'a self) -> Items<'a, T> { Items{nelem: self.len(), head: &self.list_head, tail: self.list_tail} } /// Provides a forward iterator with mutable references. #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn iter_mut<'a>(&'a mut self) -> MutItems<'a, T> { let head_raw = match self.list_head { Some(ref mut h) => Rawlink::some(&mut **h), @@ -408,6 +411,7 @@ impl DList { /// Consumes the list into an iterator yielding elements by value. #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn into_iter(self) -> MoveItems { MoveItems{list: self} } @@ -416,6 +420,7 @@ impl DList { /// /// This operation should compute in O(1) time. #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn is_empty(&self) -> bool { self.list_head.is_none() } @@ -424,6 +429,7 @@ impl DList { /// /// This operation should compute in O(1) time. #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn len(&self) -> uint { self.length } @@ -432,6 +438,7 @@ impl DList { /// /// This operation should compute in O(n) time. #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn clear(&mut self) { *self = DList::new() } @@ -439,34 +446,39 @@ impl DList { /// Provides a reference to the front element, or `None` if the list is /// empty. #[inline] - pub fn front<'a>(&'a self) -> Option<&'a T> { + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn front(&self) -> Option<&T> { self.list_head.as_ref().map(|head| &head.value) } /// Provides a mutable reference to the front element, or `None` if the list /// is empty. #[inline] - pub fn front_mut<'a>(&'a mut self) -> Option<&'a mut T> { + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn front_mut(&mut self) -> Option<&mut T> { self.list_head.as_mut().map(|head| &mut head.value) } /// Provides a reference to the back element, or `None` if the list is /// empty. #[inline] - pub fn back<'a>(&'a self) -> Option<&'a T> { + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn back(&self) -> Option<&T> { self.list_tail.resolve_immut().as_ref().map(|tail| &tail.value) } /// Provides a mutable reference to the back element, or `None` if the list /// is empty. #[inline] - pub fn back_mut<'a>(&'a mut self) -> Option<&'a mut T> { + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn back_mut(&mut self) -> Option<&mut T> { self.list_tail.resolve().map(|tail| &mut tail.value) } /// Adds an element first in the list. /// /// This operation should compute in O(1) time. + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn push_front(&mut self, elt: T) { self.push_front_node(box Node::new(elt)) } @@ -475,10 +487,17 @@ impl DList { /// empty. /// /// This operation should compute in O(1) time. + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn pop_front(&mut self) -> Option { self.pop_front_node().map(|box Node{value, ..}| value) } + /// Deprecated: Renamed to `push_back`. + #[deprecated = "Renamed to `push_back`"] + pub fn push(&mut self, elt: T) { + self.push_back(elt) + } + /// Appends an element to the back of a list /// /// # Example @@ -487,14 +506,21 @@ impl DList { /// use std::collections::DList; /// /// let mut d = DList::new(); - /// d.push(1i); - /// d.push(3); + /// d.push_back(1i); + /// d.push_back(3); /// assert_eq!(3, *d.back().unwrap()); /// ``` - pub fn push(&mut self, elt: T) { + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn push_back(&mut self, elt: T) { self.push_back_node(box Node::new(elt)) } + /// Deprecated: Renamed to `pop_back`. + #[deprecated = "Renamed to `pop_back`"] + pub fn pop(&mut self) -> Option { + self.pop_back() + } + /// Removes the last element from a list and returns it, or `None` if /// it is empty. /// @@ -504,12 +530,13 @@ impl DList { /// use std::collections::DList; /// /// let mut d = DList::new(); - /// assert_eq!(d.pop(), None); - /// d.push(1i); - /// d.push(3); - /// assert_eq!(d.pop(), Some(3)); + /// assert_eq!(d.pop_back(), None); + /// d.push_back(1i); + /// d.push_back(3); + /// assert_eq!(d.pop_back(), Some(3)); /// ``` - pub fn pop(&mut self) -> Option { + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn pop_back(&mut self) -> Option { self.pop_back_node().map(|box Node{value, ..}| value) } } @@ -682,7 +709,7 @@ impl Iterator for MoveItems { impl DoubleEndedIterator for MoveItems { #[inline] - fn next_back(&mut self) -> Option { self.list.pop() } + fn next_back(&mut self) -> Option { self.list.pop_back() } } impl FromIterator for DList { @@ -695,7 +722,7 @@ impl FromIterator for DList { impl Extendable for DList { fn extend>(&mut self, mut iterator: T) { - for elt in iterator { self.push(elt); } + for elt in iterator { self.push_back(elt); } } } @@ -801,21 +828,21 @@ mod tests { fn test_basic() { let mut m: DList> = DList::new(); assert_eq!(m.pop_front(), None); - assert_eq!(m.pop(), None); + assert_eq!(m.pop_back(), None); assert_eq!(m.pop_front(), None); m.push_front(box 1); assert_eq!(m.pop_front(), Some(box 1)); - m.push(box 2); - m.push(box 3); + m.push_back(box 2); + m.push_back(box 3); assert_eq!(m.len(), 2); assert_eq!(m.pop_front(), Some(box 2)); assert_eq!(m.pop_front(), Some(box 3)); assert_eq!(m.len(), 0); assert_eq!(m.pop_front(), None); - m.push(box 1); - m.push(box 3); - m.push(box 5); - m.push(box 7); + m.push_back(box 1); + m.push_back(box 3); + m.push_back(box 5); + m.push_back(box 7); assert_eq!(m.pop_front(), Some(box 1)); let mut n = DList::new(); @@ -853,19 +880,19 @@ mod tests { { let mut m = DList::new(); let mut n = DList::new(); - n.push(2i); + n.push_back(2i); m.append(n); assert_eq!(m.len(), 1); - assert_eq!(m.pop(), Some(2)); + assert_eq!(m.pop_back(), Some(2)); check_links(&m); } { let mut m = DList::new(); let n = DList::new(); - m.push(2i); + m.push_back(2i); m.append(n); assert_eq!(m.len(), 1); - assert_eq!(m.pop(), Some(2)); + assert_eq!(m.pop_back(), Some(2)); check_links(&m); } @@ -887,10 +914,10 @@ mod tests { { let mut m = DList::new(); let mut n = DList::new(); - n.push(2i); + n.push_back(2i); m.prepend(n); assert_eq!(m.len(), 1); - assert_eq!(m.pop(), Some(2)); + assert_eq!(m.pop_back(), Some(2)); check_links(&m); } @@ -948,9 +975,9 @@ mod tests { #[test] fn test_iterator_clone() { let mut n = DList::new(); - n.push(2i); - n.push(3); - n.push(4); + n.push_back(2i); + n.push_back(3); + n.push_back(4); let mut it = n.iter(); it.next(); let mut jt = it.clone(); @@ -1005,7 +1032,7 @@ mod tests { let mut n = DList::new(); assert!(n.iter_mut().next().is_none()); n.push_front(4i); - n.push(5); + n.push_back(5); let mut it = n.iter_mut(); assert_eq!(it.size_hint(), (2, Some(2))); assert!(it.next().is_some()); @@ -1079,8 +1106,8 @@ mod tests { assert_eq!(n.pop_front(), Some(1)); let mut m = DList::new(); - m.push(2i); - m.push(4); + m.push_back(2i); + m.push_back(4); m.insert_ordered(3); check_links(&m); assert_eq!(vec![2,3,4], m.into_iter().collect::>()); @@ -1117,7 +1144,7 @@ mod tests { assert!(n == m); n.push_front(1); assert!(n != m); - m.push(1); + m.push_back(1); assert!(n == m); let n = list_from([2i,3,4]); @@ -1132,9 +1159,9 @@ mod tests { assert!(hash::hash(&x) == hash::hash(&y)); - x.push(1i); - x.push(2); - x.push(3); + x.push_back(1i); + x.push_back(2); + x.push_back(3); y.push_front(3i); y.push_front(2); @@ -1214,7 +1241,7 @@ mod tests { let r: u8 = rand::random(); match r % 6 { 0 => { - m.pop(); + m.pop_back(); v.pop(); } 1 => { @@ -1226,7 +1253,7 @@ mod tests { v.insert(0, -i); } 3 | 5 | _ => { - m.push(i); + m.push_back(i); v.push(i); } } @@ -1262,7 +1289,7 @@ mod tests { fn bench_push_back(b: &mut test::Bencher) { let mut m: DList = DList::new(); b.iter(|| { - m.push(0); + m.push_back(0); }) } @@ -1270,8 +1297,8 @@ mod tests { fn bench_push_back_pop_back(b: &mut test::Bencher) { let mut m: DList = DList::new(); b.iter(|| { - m.push(0); - m.pop(); + m.push_back(0); + m.pop_back(); }) } diff --git a/src/libcollections/enum_set.rs b/src/libcollections/enum_set.rs index bcae4fe68c9b8..454d4f1ca8723 100644 --- a/src/libcollections/enum_set.rs +++ b/src/libcollections/enum_set.rs @@ -16,6 +16,10 @@ use core::prelude::*; use core::fmt; +// FIXME(conventions): implement BitXor +// FIXME(contentions): implement union family of methods? (general design may be wrong here) +// FIXME(conventions): implement len + #[deriving(Clone, PartialEq, Eq, PartialOrd, Ord, Hash)] /// A specialized `Set` implementation to use enum types. pub struct EnumSet { @@ -47,34 +51,56 @@ pub trait CLike { fn from_uint(uint) -> Self; } -fn bit(e: E) -> uint { +fn bit(e: &E) -> uint { 1 << e.to_uint() } impl EnumSet { - /// Returns an empty `EnumSet`. + /// Deprecated: Renamed to `new`. + #[deprecated = "Renamed to `new`"] pub fn empty() -> EnumSet { + EnumSet::new() + } + + /// Returns an empty `EnumSet`. + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn new() -> EnumSet { EnumSet {bits: 0} } /// Returns true if the `EnumSet` is empty. + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn is_empty(&self) -> bool { self.bits == 0 } + pub fn clear(&mut self) { + self.bits = 0; + } + /// Returns `true` if the `EnumSet` contains any enum of the given `EnumSet`. + /// Deprecated: Use `is_disjoint`. + #[deprecated = "Use `is_disjoint`"] pub fn intersects(&self, e: EnumSet) -> bool { - (self.bits & e.bits) != 0 + !self.is_disjoint(&e) } - /// Returns the intersection of both `EnumSets`. - pub fn intersection(&self, e: EnumSet) -> EnumSet { - EnumSet {bits: self.bits & e.bits} + /// Returns `false` if the `EnumSet` contains any enum of the given `EnumSet`. + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn is_disjoint(&self, other: &EnumSet) -> bool { + (self.bits & other.bits) == 0 } - /// Returns `true` if a given `EnumSet` is included in an `EnumSet`. - pub fn contains(&self, e: EnumSet) -> bool { - (self.bits & e.bits) == e.bits + /// Returns `true` if a given `EnumSet` is included in this `EnumSet`. + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn is_superset(&self, other: &EnumSet) -> bool { + (self.bits & other.bits) == other.bits + } + + /// Returns `true` if this `EnumSet` is included in the given `EnumSet`. + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn is_subset(&self, other: &EnumSet) -> bool { + other.is_subset(self) } /// Returns the union of both `EnumSets`. @@ -82,17 +108,47 @@ impl EnumSet { EnumSet {bits: self.bits | e.bits} } - /// Adds an enum to an `EnumSet`. + /// Returns the intersection of both `EnumSets`. + pub fn intersection(&self, e: EnumSet) -> EnumSet { + EnumSet {bits: self.bits & e.bits} + } + + /// Deprecated: Use `insert`. + #[deprecated = "Use `insert`"] pub fn add(&mut self, e: E) { - self.bits |= bit(e); + self.insert(e); } - /// Returns `true` if an `EnumSet` contains a given enum. + /// Adds an enum to the `EnumSet`, and returns `true` if it wasn't there before + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn insert(&mut self, e: E) -> bool { + let result = !self.contains(&e); + self.bits |= bit(&e); + result + } + + /// Removes an enum from the EnumSet + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn remove(&mut self, e: &E) -> bool { + let result = self.contains(e); + self.bits &= !bit(e); + result + } + + /// Deprecated: use `contains`. + #[deprecated = "use `contains"] pub fn contains_elem(&self, e: E) -> bool { + self.contains(&e) + } + + /// Returns `true` if an `EnumSet` contains a given enum. + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn contains(&self, e: &E) -> bool { (self.bits & bit(e)) != 0 } /// Returns an iterator over an `EnumSet`. + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn iter(&self) -> Items { Items::new(self.bits) } @@ -174,18 +230,18 @@ mod test { } #[test] - fn test_empty() { - let e: EnumSet = EnumSet::empty(); + fn test_new() { + let e: EnumSet = EnumSet::new(); assert!(e.is_empty()); } #[test] fn test_show() { - let mut e = EnumSet::empty(); + let mut e = EnumSet::new(); assert_eq!("{}", e.to_string().as_slice()); - e.add(A); + e.insert(A); assert_eq!("{A}", e.to_string().as_slice()); - e.add(C); + e.insert(C); assert_eq!("{A, C}", e.to_string().as_slice()); } @@ -194,75 +250,75 @@ mod test { #[test] fn test_two_empties_do_not_intersect() { - let e1: EnumSet = EnumSet::empty(); - let e2: EnumSet = EnumSet::empty(); - assert!(!e1.intersects(e2)); + let e1: EnumSet = EnumSet::new(); + let e2: EnumSet = EnumSet::new(); + assert!(e1.is_disjoint(&e2)); } #[test] fn test_empty_does_not_intersect_with_full() { - let e1: EnumSet = EnumSet::empty(); + let e1: EnumSet = EnumSet::new(); - let mut e2: EnumSet = EnumSet::empty(); - e2.add(A); - e2.add(B); - e2.add(C); + let mut e2: EnumSet = EnumSet::new(); + e2.insert(A); + e2.insert(B); + e2.insert(C); - assert!(!e1.intersects(e2)); + assert!(e1.is_disjoint(&e2)); } #[test] fn test_disjoint_intersects() { - let mut e1: EnumSet = EnumSet::empty(); - e1.add(A); + let mut e1: EnumSet = EnumSet::new(); + e1.insert(A); - let mut e2: EnumSet = EnumSet::empty(); - e2.add(B); + let mut e2: EnumSet = EnumSet::new(); + e2.insert(B); - assert!(!e1.intersects(e2)); + assert!(e1.is_disjoint(&e2)); } #[test] fn test_overlapping_intersects() { - let mut e1: EnumSet = EnumSet::empty(); - e1.add(A); + let mut e1: EnumSet = EnumSet::new(); + e1.insert(A); - let mut e2: EnumSet = EnumSet::empty(); - e2.add(A); - e2.add(B); + let mut e2: EnumSet = EnumSet::new(); + e2.insert(A); + e2.insert(B); - assert!(e1.intersects(e2)); + assert!(!e1.is_disjoint(&e2)); } /////////////////////////////////////////////////////////////////////////// // contains and contains_elem #[test] - fn test_contains() { - let mut e1: EnumSet = EnumSet::empty(); - e1.add(A); + fn test_superset() { + let mut e1: EnumSet = EnumSet::new(); + e1.insert(A); - let mut e2: EnumSet = EnumSet::empty(); - e2.add(A); - e2.add(B); + let mut e2: EnumSet = EnumSet::new(); + e2.insert(A); + e2.insert(B); - assert!(!e1.contains(e2)); - assert!(e2.contains(e1)); + assert!(!e1.is_superset(&e2)); + assert!(e2.is_superset(&e1)); } #[test] - fn test_contains_elem() { - let mut e1: EnumSet = EnumSet::empty(); - e1.add(A); - assert!(e1.contains_elem(A)); - assert!(!e1.contains_elem(B)); - assert!(!e1.contains_elem(C)); - - e1.add(A); - e1.add(B); - assert!(e1.contains_elem(A)); - assert!(e1.contains_elem(B)); - assert!(!e1.contains_elem(C)); + fn test_contains() { + let mut e1: EnumSet = EnumSet::new(); + e1.insert(A); + assert!(e1.contains(&A)); + assert!(!e1.contains(&B)); + assert!(!e1.contains(&C)); + + e1.insert(A); + e1.insert(B); + assert!(e1.contains(&A)); + assert!(e1.contains(&B)); + assert!(!e1.contains(&C)); } /////////////////////////////////////////////////////////////////////////// @@ -270,24 +326,24 @@ mod test { #[test] fn test_iterator() { - let mut e1: EnumSet = EnumSet::empty(); + let mut e1: EnumSet = EnumSet::new(); let elems: Vec = e1.iter().collect(); assert!(elems.is_empty()) - e1.add(A); + e1.insert(A); let elems = e1.iter().collect(); assert_eq!(vec![A], elems) - e1.add(C); + e1.insert(C); let elems = e1.iter().collect(); assert_eq!(vec![A,C], elems) - e1.add(C); + e1.insert(C); let elems = e1.iter().collect(); assert_eq!(vec![A,C], elems) - e1.add(B); + e1.insert(B); let elems = e1.iter().collect(); assert_eq!(vec![A,B,C], elems) } @@ -297,13 +353,13 @@ mod test { #[test] fn test_operators() { - let mut e1: EnumSet = EnumSet::empty(); - e1.add(A); - e1.add(C); + let mut e1: EnumSet = EnumSet::new(); + e1.insert(A); + e1.insert(C); - let mut e2: EnumSet = EnumSet::empty(); - e2.add(B); - e2.add(C); + let mut e2: EnumSet = EnumSet::new(); + e2.insert(B); + e2.insert(C); let e_union = e1 | e2; let elems = e_union.iter().collect(); diff --git a/src/libcollections/ring_buf.rs b/src/libcollections/ring_buf.rs index 3c4c3fce61d77..549ebb14b3e16 100644 --- a/src/libcollections/ring_buf.rs +++ b/src/libcollections/ring_buf.rs @@ -27,6 +27,11 @@ use vec::Vec; static INITIAL_CAPACITY: uint = 8u; // 2^3 static MINIMUM_CAPACITY: uint = 2u; +// FIXME(conventions): implement shrink_to_fit. Awkward with the current design, but it should +// be scrapped anyway. Defer to rewrite? +// FIXME(conventions): implement into_iter + + /// `RingBuf` is a circular buffer that implements `Deque`. #[deriving(Clone)] pub struct RingBuf { @@ -42,11 +47,13 @@ impl Default for RingBuf { impl RingBuf { /// Creates an empty `RingBuf`. + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn new() -> RingBuf { RingBuf::with_capacity(INITIAL_CAPACITY) } /// Creates an empty `RingBuf` with space for at least `n` elements. + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn with_capacity(n: uint) -> RingBuf { RingBuf{nelts: 0, lo: 0, elts: Vec::from_fn(cmp::max(MINIMUM_CAPACITY, n), |_| None)} @@ -54,24 +61,51 @@ impl RingBuf { /// Retrieves an element in the `RingBuf` by index. /// - /// Fails if there is no element with the given index. + /// # Example + /// + /// ```rust + /// use std::collections::RingBuf; + /// + /// let mut buf = RingBuf::new(); + /// buf.push_back(3i); + /// buf.push_back(4); + /// buf.push_back(5); + /// assert_eq!(buf.get(1).unwrap(), &4); + /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn get(&self, i: uint) -> Option<&T> { + match self.elts.get(i) { + None => None, + Some(opt) => opt.as_ref(), + } + } + + /// Retrieves an element in the `RingBuf` mutably by index. /// /// # Example /// /// ```rust - /// # #![allow(deprecated)] /// use std::collections::RingBuf; /// /// let mut buf = RingBuf::new(); - /// buf.push(3i); - /// buf.push(4); - /// buf.push(5); - /// *buf.get_mut(1) = 7; + /// buf.push_back(3i); + /// buf.push_back(4); + /// buf.push_back(5); + /// match buf.get_mut(1) { + /// None => {} + /// Some(elem) => { + /// *elem = 7; + /// } + /// } + /// /// assert_eq!(buf[1], 7); /// ``` - #[deprecated = "use indexing instead: `buf[index] = value`"] - pub fn get_mut(&mut self, i: uint) -> &mut T { - &mut self[i] + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn get_mut(&mut self, i: uint) -> Option<&mut T> { + match self.elts.get_mut(i) { + None => None, + Some(opt) => opt.as_mut(), + } } /// Swaps elements at indices `i` and `j`. @@ -86,9 +120,9 @@ impl RingBuf { /// use std::collections::RingBuf; /// /// let mut buf = RingBuf::new(); - /// buf.push(3i); - /// buf.push(4); - /// buf.push(5); + /// buf.push_back(3i); + /// buf.push_back(4); + /// buf.push_back(5); /// buf.swap(0, 2); /// assert_eq!(buf[0], 5); /// assert_eq!(buf[2], 3); @@ -107,21 +141,70 @@ impl RingBuf { raw_index(self.lo, self.elts.len(), idx) } - /// Reserves capacity for exactly `n` elements in the given `RingBuf`, - /// doing nothing if `self`'s capacity is already equal to or greater - /// than the requested capacity. - pub fn reserve_exact(&mut self, n: uint) { - self.elts.reserve_exact(n); + /// Returns the number of elements the `RingBuf` can hold without + /// reallocating. + /// + /// # Example + /// + /// ``` + /// use std::collections::RingBuf; + /// + /// let buf: RingBuf = RingBuf::with_capacity(10); + /// assert_eq!(buf.capacity(), 10); + /// ``` + #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn capacity(&self) -> uint { + // FXIME(Gankro): not the actual usable capacity if you use reserve/reserve_exact + self.elts.capacity() } - /// Reserves capacity for at least `n` elements in the given `RingBuf`, - /// over-allocating in case the caller needs to reserve additional - /// space. + /// Reserves the minimum capacity for exactly `additional` more elements to be inserted in the + /// given `RingBuf`. Does nothing if the capacity is already sufficient. + /// + /// Note that the allocator may give the collection more space than it requests. Therefore + /// capacity can not be relied upon to be precisely minimal. Prefer `reserve` if future + /// insertions are expected. + /// + /// # Panics + /// + /// Panics if the new capacity overflows `uint`. /// - /// Do nothing if `self`'s capacity is already equal to or greater - /// than the requested capacity. - pub fn reserve(&mut self, n: uint) { - self.elts.reserve(n); + /// # Example + /// + /// ``` + /// use std::collections::RingBuf; + /// + /// let mut buf: RingBuf = vec![1].into_iter().collect(); + /// buf.reserve_exact(10); + /// assert!(buf.capacity() >= 11); + /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn reserve_exact(&mut self, additional: uint) { + // FIXME(Gankro): this is just wrong. The ringbuf won't actually use this space + self.elts.reserve_exact(additional); + } + + /// Reserves capacity for at least `additional` more elements to be inserted in the given + /// `Ringbuf`. The collection may reserve more space to avoid frequent reallocations. + /// + /// # Panics + /// + /// Panics if the new capacity overflows `uint`. + /// + /// # Example + /// + /// ``` + /// use std::collections::RingBuf; + /// + /// let mut buf: RingBuf = vec![1].into_iter().collect(); + /// buf.reserve(10); + /// assert!(buf.capacity() >= 11); + /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn reserve(&mut self, additional: uint) { + // FIXME(Gankro): this is just wrong. The ringbuf won't actually use this space + self.elts.reserve(additional); } /// Returns a front-to-back iterator. @@ -132,12 +215,13 @@ impl RingBuf { /// use std::collections::RingBuf; /// /// let mut buf = RingBuf::new(); - /// buf.push(5i); - /// buf.push(3); - /// buf.push(4); + /// buf.push_back(5i); + /// buf.push_back(3); + /// buf.push_back(4); /// let b: &[_] = &[&5, &3, &4]; /// assert_eq!(buf.iter().collect::>().as_slice(), b); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn iter(&self) -> Items { Items{index: 0, rindex: self.nelts, lo: self.lo, elts: self.elts.as_slice()} } @@ -150,15 +234,16 @@ impl RingBuf { /// use std::collections::RingBuf; /// /// let mut buf = RingBuf::new(); - /// buf.push(5i); - /// buf.push(3); - /// buf.push(4); + /// buf.push_back(5i); + /// buf.push_back(3); + /// buf.push_back(4); /// for num in buf.iter_mut() { /// *num = *num - 2; /// } /// let b: &[_] = &[&mut 3, &mut 1, &mut 2]; /// assert_eq!(buf.iter_mut().collect::>()[], b); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn iter_mut(&mut self) -> MutItems { let start_index = raw_index(self.lo, self.elts.len(), 0); let end_index = raw_index(self.lo, self.elts.len(), self.nelts); @@ -197,9 +282,10 @@ impl RingBuf { /// /// let mut v = RingBuf::new(); /// assert_eq!(v.len(), 0); - /// v.push(1i); + /// v.push_back(1i); /// assert_eq!(v.len(), 1); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn len(&self) -> uint { self.nelts } /// Returns true if the buffer contains no elements @@ -214,6 +300,7 @@ impl RingBuf { /// v.push_front(1i); /// assert!(!v.is_empty()); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn is_empty(&self) -> bool { self.len() == 0 } /// Clears the buffer, removing all values. @@ -224,10 +311,11 @@ impl RingBuf { /// use std::collections::RingBuf; /// /// let mut v = RingBuf::new(); - /// v.push(1i); + /// v.push_back(1i); /// v.clear(); /// assert!(v.is_empty()); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn clear(&mut self) { for x in self.elts.iter_mut() { *x = None } self.nelts = 0; @@ -245,10 +333,11 @@ impl RingBuf { /// let mut d = RingBuf::new(); /// assert_eq!(d.front(), None); /// - /// d.push(1i); - /// d.push(2i); + /// d.push_back(1i); + /// d.push_back(2i); /// assert_eq!(d.front(), Some(&1i)); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn front(&self) -> Option<&T> { if self.nelts > 0 { Some(&self[0]) } else { None } } @@ -264,14 +353,15 @@ impl RingBuf { /// let mut d = RingBuf::new(); /// assert_eq!(d.front_mut(), None); /// - /// d.push(1i); - /// d.push(2i); + /// d.push_back(1i); + /// d.push_back(2i); /// match d.front_mut() { /// Some(x) => *x = 9i, /// None => (), /// } /// assert_eq!(d.front(), Some(&9i)); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn front_mut(&mut self) -> Option<&mut T> { if self.nelts > 0 { Some(&mut self[0]) } else { None } } @@ -287,10 +377,11 @@ impl RingBuf { /// let mut d = RingBuf::new(); /// assert_eq!(d.back(), None); /// - /// d.push(1i); - /// d.push(2i); + /// d.push_back(1i); + /// d.push_back(2i); /// assert_eq!(d.back(), Some(&2i)); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn back(&self) -> Option<&T> { if self.nelts > 0 { Some(&self[self.nelts - 1]) } else { None } } @@ -306,14 +397,15 @@ impl RingBuf { /// let mut d = RingBuf::new(); /// assert_eq!(d.back(), None); /// - /// d.push(1i); - /// d.push(2i); + /// d.push_back(1i); + /// d.push_back(2i); /// match d.back_mut() { /// Some(x) => *x = 9i, /// None => (), /// } /// assert_eq!(d.back(), Some(&9i)); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn back_mut(&mut self) -> Option<&mut T> { let nelts = self.nelts; if nelts > 0 { Some(&mut self[nelts - 1]) } else { None } @@ -328,13 +420,14 @@ impl RingBuf { /// use std::collections::RingBuf; /// /// let mut d = RingBuf::new(); - /// d.push(1i); - /// d.push(2i); + /// d.push_back(1i); + /// d.push_back(2i); /// /// assert_eq!(d.pop_front(), Some(1i)); /// assert_eq!(d.pop_front(), Some(2i)); /// assert_eq!(d.pop_front(), None); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn pop_front(&mut self) -> Option { let result = self.elts[self.lo].take(); if result.is_some() { @@ -356,6 +449,7 @@ impl RingBuf { /// d.push_front(2i); /// assert_eq!(d.front(), Some(&2i)); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn push_front(&mut self, t: T) { if self.nelts == self.elts.len() { grow(self.nelts, &mut self.lo, &mut self.elts); @@ -367,6 +461,12 @@ impl RingBuf { self.nelts += 1u; } + /// Deprecated: Renamed to `push_back`. + #[deprecated = "Renamed to `push_back`"] + pub fn push(&mut self, t: T) { + self.push_back(t) + } + /// Appends an element to the back of a buffer /// /// # Example @@ -375,11 +475,12 @@ impl RingBuf { /// use std::collections::RingBuf; /// /// let mut buf = RingBuf::new(); - /// buf.push(1i); - /// buf.push(3); + /// buf.push_back(1i); + /// buf.push_back(3); /// assert_eq!(3, *buf.back().unwrap()); /// ``` - pub fn push(&mut self, t: T) { + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn push_back(&mut self, t: T) { if self.nelts == self.elts.len() { grow(self.nelts, &mut self.lo, &mut self.elts); } @@ -388,6 +489,12 @@ impl RingBuf { self.nelts += 1u; } + /// Deprecated: Renamed to `pop_back`. + #[deprecated = "Renamed to `pop_back`"] + pub fn pop(&mut self) -> Option { + self.pop_back() + } + /// Removes the last element from a buffer and returns it, or `None` if /// it is empty. /// @@ -397,12 +504,13 @@ impl RingBuf { /// use std::collections::RingBuf; /// /// let mut buf = RingBuf::new(); - /// assert_eq!(buf.pop(), None); - /// buf.push(1i); - /// buf.push(3); - /// assert_eq!(buf.pop(), Some(3)); + /// assert_eq!(buf.pop_back(), None); + /// buf.push_back(1i); + /// buf.push_back(3); + /// assert_eq!(buf.pop_back(), Some(3)); /// ``` - pub fn pop(&mut self) -> Option { + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn pop_back(&mut self) -> Option { if self.nelts > 0 { self.nelts -= 1; let hi = self.raw_index(self.nelts); @@ -523,7 +631,7 @@ impl<'a, T> ExactSize<&'a mut T> for MutItems<'a, T> {} fn grow(nelts: uint, loptr: &mut uint, elts: &mut Vec>) { assert_eq!(nelts, elts.len()); let lo = *loptr; - elts.reserve(nelts * 2); + elts.reserve_exact(nelts); let newlen = elts.capacity(); /* fill with None */ @@ -630,7 +738,7 @@ impl FromIterator for RingBuf { impl Extendable for RingBuf { fn extend>(&mut self, mut iterator: T) { for elt in iterator { - self.push(elt); + self.push_back(elt); } } } @@ -666,9 +774,9 @@ mod tests { assert_eq!(d.len(), 0u); d.push_front(17i); d.push_front(42i); - d.push(137); + d.push_back(137); assert_eq!(d.len(), 3u); - d.push(137); + d.push_back(137); assert_eq!(d.len(), 4u); debug!("{}", d.front()); assert_eq!(*d.front().unwrap(), 42); @@ -677,21 +785,21 @@ mod tests { let mut i = d.pop_front(); debug!("{}", i); assert_eq!(i, Some(42)); - i = d.pop(); + i = d.pop_back(); debug!("{}", i); assert_eq!(i, Some(137)); - i = d.pop(); + i = d.pop_back(); debug!("{}", i); assert_eq!(i, Some(137)); - i = d.pop(); + i = d.pop_back(); debug!("{}", i); assert_eq!(i, Some(17)); assert_eq!(d.len(), 0u); - d.push(3); + d.push_back(3); assert_eq!(d.len(), 1u); d.push_front(2); assert_eq!(d.len(), 2u); - d.push(4); + d.push_back(4); assert_eq!(d.len(), 3u); d.push_front(1); assert_eq!(d.len(), 4u); @@ -711,22 +819,22 @@ mod tests { assert_eq!(deq.len(), 0); deq.push_front(a.clone()); deq.push_front(b.clone()); - deq.push(c.clone()); + deq.push_back(c.clone()); assert_eq!(deq.len(), 3); - deq.push(d.clone()); + deq.push_back(d.clone()); assert_eq!(deq.len(), 4); assert_eq!((*deq.front().unwrap()).clone(), b.clone()); assert_eq!((*deq.back().unwrap()).clone(), d.clone()); assert_eq!(deq.pop_front().unwrap(), b.clone()); - assert_eq!(deq.pop().unwrap(), d.clone()); - assert_eq!(deq.pop().unwrap(), c.clone()); - assert_eq!(deq.pop().unwrap(), a.clone()); + assert_eq!(deq.pop_back().unwrap(), d.clone()); + assert_eq!(deq.pop_back().unwrap(), c.clone()); + assert_eq!(deq.pop_back().unwrap(), a.clone()); assert_eq!(deq.len(), 0); - deq.push(c.clone()); + deq.push_back(c.clone()); assert_eq!(deq.len(), 1); deq.push_front(b.clone()); assert_eq!(deq.len(), 2); - deq.push(d.clone()); + deq.push_back(d.clone()); assert_eq!(deq.len(), 3); deq.push_front(a.clone()); assert_eq!(deq.len(), 4); @@ -750,7 +858,7 @@ mod tests { let mut deq = RingBuf::new(); for i in range(0u, 66) { - deq.push(i); + deq.push_back(i); } for i in range(0u, 66) { @@ -788,7 +896,7 @@ mod tests { fn bench_push_back(b: &mut test::Bencher) { let mut deq = RingBuf::new(); b.iter(|| { - deq.push(0i); + deq.push_back(0i); }) } @@ -861,17 +969,17 @@ mod tests { #[test] fn test_with_capacity() { let mut d = RingBuf::with_capacity(0); - d.push(1i); + d.push_back(1i); assert_eq!(d.len(), 1); let mut d = RingBuf::with_capacity(50); - d.push(1i); + d.push_back(1i); assert_eq!(d.len(), 1); } #[test] fn test_with_capacity_non_power_two() { let mut d3 = RingBuf::with_capacity(3); - d3.push(1i); + d3.push_back(1i); // X = None, | = lo // [|1, X, X] @@ -880,20 +988,20 @@ mod tests { assert_eq!(d3.front(), None); // [X, |3, X] - d3.push(3); + d3.push_back(3); // [X, |3, 6] - d3.push(6); + d3.push_back(6); // [X, X, |6] assert_eq!(d3.pop_front(), Some(3)); // Pushing the lo past half way point to trigger // the 'B' scenario for growth // [9, X, |6] - d3.push(9); + d3.push_back(9); // [9, 12, |6] - d3.push(12); + d3.push_back(12); - d3.push(15); + d3.push_back(15); // There used to be a bug here about how the // RingBuf made growth assumptions about the // underlying Vec which didn't hold and lead @@ -912,25 +1020,25 @@ mod tests { #[test] fn test_reserve_exact() { let mut d = RingBuf::new(); - d.push(0u64); + d.push_back(0u64); d.reserve_exact(50); - assert_eq!(d.elts.capacity(), 50); + assert!(d.capacity() >= 51); let mut d = RingBuf::new(); - d.push(0u32); + d.push_back(0u32); d.reserve_exact(50); - assert_eq!(d.elts.capacity(), 50); + assert!(d.capacity() >= 51); } #[test] fn test_reserve() { let mut d = RingBuf::new(); - d.push(0u64); + d.push_back(0u64); d.reserve(50); - assert_eq!(d.elts.capacity(), 64); + assert!(d.capacity() >= 64); let mut d = RingBuf::new(); - d.push(0u32); + d.push_back(0u32); d.reserve(50); - assert_eq!(d.elts.capacity(), 64); + assert!(d.capacity() >= 64); } #[test] @@ -948,7 +1056,7 @@ mod tests { assert_eq!(d.iter().size_hint(), (0, Some(0))); for i in range(0i, 5) { - d.push(i); + d.push_back(i); } { let b: &[_] = &[&0,&1,&2,&3,&4]; @@ -979,7 +1087,7 @@ mod tests { assert_eq!(d.iter().rev().next(), None); for i in range(0i, 5) { - d.push(i); + d.push_back(i); } { let b: &[_] = &[&4,&3,&2,&1,&0]; @@ -998,11 +1106,11 @@ mod tests { let mut d = RingBuf::with_capacity(3); assert!(d.iter_mut().rev().next().is_none()); - d.push(1i); - d.push(2); - d.push(3); + d.push_back(1i); + d.push_back(2); + d.push_back(3); assert_eq!(d.pop_front(), Some(1)); - d.push(4); + d.push_back(4); assert_eq!(d.iter_mut().rev().map(|x| *x).collect::>(), vec!(4, 3, 2)); @@ -1075,13 +1183,13 @@ mod tests { let mut d = RingBuf::new(); d.push_front(17i); d.push_front(42); - d.push(137); - d.push(137); + d.push_back(137); + d.push_back(137); assert_eq!(d.len(), 4u); let mut e = d.clone(); assert_eq!(e.len(), 4u); while !d.is_empty() { - assert_eq!(d.pop(), e.pop()); + assert_eq!(d.pop_back(), e.pop_back()); } assert_eq!(d.len(), 0u); assert_eq!(e.len(), 0u); @@ -1094,15 +1202,15 @@ mod tests { d.push_front(137i); d.push_front(17); d.push_front(42); - d.push(137); + d.push_back(137); let mut e = RingBuf::with_capacity(0); - e.push(42); - e.push(17); - e.push(137); - e.push(137); + e.push_back(42); + e.push_back(17); + e.push_back(137); + e.push_back(137); assert!(&e == &d); - e.pop(); - e.push(0); + e.pop_back(); + e.push_back(0); assert!(e != d); e.clear(); assert!(e == RingBuf::new()); @@ -1113,15 +1221,15 @@ mod tests { let mut x = RingBuf::new(); let mut y = RingBuf::new(); - x.push(1i); - x.push(2); - x.push(3); + x.push_back(1i); + x.push_back(2); + x.push_back(3); - y.push(0i); - y.push(1i); + y.push_back(0i); + y.push_back(1i); y.pop_front(); - y.push(2); - y.push(3); + y.push_back(2); + y.push_back(3); assert!(hash::hash(&x) == hash::hash(&y)); } @@ -1130,9 +1238,9 @@ mod tests { fn test_ord() { let x = RingBuf::new(); let mut y = RingBuf::new(); - y.push(1i); - y.push(2); - y.push(3); + y.push_back(1i); + y.push_back(2); + y.push_back(3); assert!(x < y); assert!(y > x); assert!(x <= x); diff --git a/src/libcollections/slice.rs b/src/libcollections/slice.rs index e4af5795e1cc9..13703d6fe95f1 100644 --- a/src/libcollections/slice.rs +++ b/src/libcollections/slice.rs @@ -1523,10 +1523,10 @@ mod tests { fn test_capacity() { let mut v = vec![0u64]; v.reserve_exact(10u); - assert_eq!(v.capacity(), 10u); + assert!(v.capacity() >= 11u); let mut v = vec![0u32]; v.reserve_exact(10u); - assert_eq!(v.capacity(), 10u); + assert!(v.capacity() >= 11u); } #[test] @@ -2318,7 +2318,7 @@ mod bench { v.set_len(1024); } for i in range(0u, 1024) { - *v.get_mut(i) = 0; + v[i] = 0; } }); } diff --git a/src/libcollections/str.rs b/src/libcollections/str.rs index cdca0d10eedde..bed14e933bf3d 100644 --- a/src/libcollections/str.rs +++ b/src/libcollections/str.rs @@ -76,6 +76,8 @@ pub use core::str::{truncate_utf16_at_nul, utf8_char_width, CharRange}; pub use core::str::{Str, StrSlice}; pub use unicode::str::{UnicodeStrSlice, Words, Graphemes, GraphemeIndices}; +// FIXME(conventions): ensure bit/char conventions are followed by str's API + /* Section: Creating a string */ @@ -308,7 +310,7 @@ impl<'a> Iterator for Recompositions<'a> { self.composee = Some(ch); return Some(k); } - self.buffer.push(ch); + self.buffer.push_back(ch); self.last_ccc = Some(ch_class); } } @@ -322,7 +324,7 @@ impl<'a> Iterator for Recompositions<'a> { self.state = Purging; return Some(k); } - self.buffer.push(ch); + self.buffer.push_back(ch); self.last_ccc = Some(ch_class); continue; } @@ -332,7 +334,7 @@ impl<'a> Iterator for Recompositions<'a> { continue; } None => { - self.buffer.push(ch); + self.buffer.push_back(ch); self.last_ccc = Some(ch_class); } } diff --git a/src/libcollections/string.rs b/src/libcollections/string.rs index b3c83ba55598b..ff9bd039a7d9a 100644 --- a/src/libcollections/string.rs +++ b/src/libcollections/string.rs @@ -330,8 +330,8 @@ impl String { let mut buf = String::new(); buf.push(ch); - let size = buf.len() * length; - buf.reserve(size); + let size = buf.len() * (length - 1); + buf.reserve_exact(size); for _ in range(1, length) { buf.push(ch) } @@ -379,27 +379,23 @@ impl String { /// assert!(s.capacity() >= 10); /// ``` #[inline] - #[unstable = "just implemented, needs to prove itself"] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn capacity(&self) -> uint { self.vec.capacity() } - /// Reserves capacity for at least `extra` additional bytes in this string buffer. - /// - /// # Example - /// - /// ``` - /// let mut s = String::with_capacity(10); - /// let before = s.capacity(); - /// s.reserve_additional(100); - /// assert!(s.capacity() - before >= 100); - /// ``` - #[inline] + /// Deprecated: Renamed to `reserve`. + #[deprecated = "Renamed to `reserve`"] pub fn reserve_additional(&mut self, extra: uint) { - self.vec.reserve_additional(extra) + self.vec.reserve(extra) } - /// Reserves capacity for at least `capacity` bytes in this string buffer. + /// Reserves capacity for at least `additional` more bytes to be inserted in the given + /// `String`. The collection may reserve more space to avoid frequent reallocations. + /// + /// # Panics + /// + /// Panics if the new capacity overflows `uint`. /// /// # Example /// @@ -409,22 +405,33 @@ impl String { /// assert!(s.capacity() >= 10); /// ``` #[inline] - pub fn reserve(&mut self, capacity: uint) { - self.vec.reserve(capacity) + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn reserve(&mut self, additional: uint) { + self.vec.reserve(additional) } - /// Reserves capacity for exactly `capacity` bytes in this string buffer. + /// Reserves the minimum capacity for exactly `additional` more bytes to be inserted in the + /// given `String`. Does nothing if the capacity is already sufficient. + /// + /// Note that the allocator may give the collection more space than it requests. Therefore + /// capacity can not be relied upon to be precisely minimal. Prefer `reserve` if future + /// insertions are expected. + /// + /// # Panics + /// + /// Panics if the new capacity overflows `uint`. /// /// # Example /// /// ``` /// let mut s = String::new(); - /// s.reserve_exact(10); - /// assert_eq!(s.capacity(), 10); + /// s.reserve(10); + /// assert!(s.capacity() >= 10); /// ``` #[inline] - pub fn reserve_exact(&mut self, capacity: uint) { - self.vec.reserve_exact(capacity) + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn reserve_exact(&mut self, additional: uint) { + self.vec.reserve_exact(additional) } /// Shrinks the capacity of this string buffer to match its length. @@ -439,6 +446,7 @@ impl String { /// assert_eq!(s.capacity(), 3); /// ``` #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn shrink_to_fit(&mut self) { self.vec.shrink_to_fit() } @@ -459,7 +467,7 @@ impl String { pub fn push(&mut self, ch: char) { let cur_len = self.len(); // This may use up to 4 bytes. - self.vec.reserve_additional(4); + self.vec.reserve(4); unsafe { // Attempt to not use an intermediate buffer by just pushing bytes @@ -590,7 +598,7 @@ impl String { let len = self.len(); assert!(idx <= len); assert!(self.as_slice().is_char_boundary(idx)); - self.vec.reserve_additional(4); + self.vec.reserve(4); let mut bits = [0, ..4]; let amt = ch.encode_utf8(bits).unwrap(); diff --git a/src/libcollections/tree/map.rs b/src/libcollections/tree/map.rs index 8e24eabfccfe6..ea1c37d036ae0 100644 --- a/src/libcollections/tree/map.rs +++ b/src/libcollections/tree/map.rs @@ -21,6 +21,9 @@ use std::hash::{Writer, Hash}; use vec::Vec; +// FIXME(conventions): implement bounded iterators +// FIXME(conventions): replace rev_iter(_mut) by making iter(_mut) DoubleEnded + /// This is implemented as an AA tree, which is a simplified variation of /// a red-black tree where red (horizontal) nodes can only be added /// as a right child. The time complexity is the same, and re-balancing @@ -60,7 +63,7 @@ use vec::Vec; /// } /// /// for key in range(0, 4) { -/// match map.find(&key) { +/// match map.get(&key) { /// Some(val) => println!("{} has a value: {}", key, val), /// None => println!("{} not in map", key), /// } @@ -188,14 +191,14 @@ impl Default for TreeMap { impl Index for TreeMap { #[inline] fn index<'a>(&'a self, i: &K) -> &'a V { - self.find(i).expect("no entry found for key") + self.get(i).expect("no entry found for key") } } impl IndexMut for TreeMap { #[inline] fn index_mut<'a>(&'a mut self, i: &K) -> &'a mut V { - self.find_mut(i).expect("no entry found for key") + self.get_mut(i).expect("no entry found for key") } } @@ -208,6 +211,7 @@ impl TreeMap { /// use std::collections::TreeMap; /// let mut map: TreeMap<&str, int> = TreeMap::new(); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn new() -> TreeMap { TreeMap{root: None, length: 0} } /// Gets a lazy iterator over the keys in the map, in ascending order. @@ -226,6 +230,7 @@ impl TreeMap { /// println!("{}", x); /// } /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn keys<'a>(&'a self) -> Keys<'a, K, V> { self.iter().map(|(k, _v)| k) } @@ -247,6 +252,7 @@ impl TreeMap { /// println!("{}", x); /// } /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn values<'a>(&'a self) -> Values<'a, K, V> { self.iter().map(|(_k, v)| v) } @@ -267,6 +273,7 @@ impl TreeMap { /// println!("{}: {}", key, value); /// } /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn iter<'a>(&'a self) -> Entries<'a, K, V> { Entries { stack: vec!(), @@ -314,10 +321,11 @@ impl TreeMap { /// if key == &"b" { break } /// } /// - /// assert_eq!(map.find(&"a"), Some(&11)); - /// assert_eq!(map.find(&"b"), Some(&12)); - /// assert_eq!(map.find(&"c"), Some(&3)); + /// assert_eq!(map.get(&"a"), Some(&11)); + /// assert_eq!(map.get(&"b"), Some(&12)); + /// assert_eq!(map.get(&"c"), Some(&3)); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn iter_mut<'a>(&'a mut self) -> MutEntries<'a, K, V> { MutEntries { stack: vec!(), @@ -345,15 +353,15 @@ impl TreeMap { /// if key == &"b" { break } /// } /// - /// assert_eq!(map.find(&"a"), Some(&1)); - /// assert_eq!(map.find(&"b"), Some(&12)); - /// assert_eq!(map.find(&"c"), Some(&13)); + /// assert_eq!(map.get(&"a"), Some(&1)); + /// assert_eq!(map.get(&"b"), Some(&12)); + /// assert_eq!(map.get(&"c"), Some(&13)); /// ``` pub fn rev_iter_mut<'a>(&'a mut self) -> RevMutEntries<'a, K, V> { RevMutEntries{iter: self.iter_mut()} } - /// Gets a lazy iterator that consumes the TreeMap. + /// Gets a lazy iterator that consumes the treemap. /// /// # Example /// @@ -368,6 +376,7 @@ impl TreeMap { /// let vec: Vec<(&str, int)> = map.into_iter().collect(); /// assert_eq!(vec, vec![("a", 1), ("b", 2), ("c", 3)]); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn into_iter(self) -> MoveEntries { let TreeMap { root, length } = self; let stk = match root { @@ -392,6 +401,7 @@ impl TreeMap { /// a.insert(1u, "a"); /// assert_eq!(a.len(), 1); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn len(&self) -> uint { self.length } /// Return true if the map contains no elements. @@ -406,6 +416,7 @@ impl TreeMap { /// a.insert(1u, "a"); /// assert!(!a.is_empty()); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] #[inline] pub fn is_empty(&self) -> bool { self.len() == 0 } @@ -421,11 +432,18 @@ impl TreeMap { /// a.clear(); /// assert!(a.is_empty()); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn clear(&mut self) { self.root = None; self.length = 0 } + /// Deprecated: Renamed to `get`. + #[deprecated = "Renamed to `get`"] + pub fn find(&self, key: &K) -> Option<&V> { + self.get(key) + } + /// Returns a reference to the value corresponding to the key. /// /// # Example @@ -435,11 +453,12 @@ impl TreeMap { /// /// let mut map = TreeMap::new(); /// map.insert(1u, "a"); - /// assert_eq!(map.find(&1), Some(&"a")); - /// assert_eq!(map.find(&2), None); + /// assert_eq!(map.get(&1), Some(&"a")); + /// assert_eq!(map.get(&2), None); /// ``` #[inline] - pub fn find<'a>(&'a self, key: &K) -> Option<&'a V> { + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn get(&self, key: &K) -> Option<&V> { tree_find_with(&self.root, |k2| key.cmp(k2)) } @@ -456,8 +475,15 @@ impl TreeMap { /// assert_eq!(map.contains_key(&2), false); /// ``` #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn contains_key(&self, key: &K) -> bool { - self.find(key).is_some() + self.get(key).is_some() + } + + /// Deprecated: Renamed to `get_mut`. + #[deprecated = "Renamed to `get_mut`"] + pub fn find_mut(&mut self, key: &K) -> Option<&mut V> { + self.get_mut(key) } /// Returns a mutable reference to the value corresponding to the key. @@ -469,52 +495,22 @@ impl TreeMap { /// /// let mut map = TreeMap::new(); /// map.insert(1u, "a"); - /// match map.find_mut(&1) { + /// match map.get_mut(&1) { /// Some(x) => *x = "b", /// None => (), /// } /// assert_eq!(map[1], "b"); /// ``` #[inline] - pub fn find_mut<'a>(&'a mut self, key: &K) -> Option<&'a mut V> { + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn get_mut(&mut self, key: &K) -> Option<&mut V> { tree_find_with_mut(&mut self.root, |x| key.cmp(x)) } - /// Inserts a key-value pair into the map. An existing value for a - /// key is replaced by the new value. Returns `true` if the key did - /// not already exist in the map. - /// - /// # Example - /// - /// ``` - /// use std::collections::TreeMap; - /// - /// let mut map = TreeMap::new(); - /// assert_eq!(map.insert(2u, "value"), true); - /// assert_eq!(map.insert(2, "value2"), false); - /// assert_eq!(map[2], "value2"); - /// ``` - #[inline] - pub fn insert(&mut self, key: K, value: V) -> bool { - self.swap(key, value).is_none() - } - - /// Removes a key-value pair from the map. Returns `true` if the key - /// was present in the map. - /// - /// # Example - /// - /// ``` - /// use std::collections::TreeMap; - /// - /// let mut map = TreeMap::new(); - /// assert_eq!(map.remove(&1u), false); - /// map.insert(1, "a"); - /// assert_eq!(map.remove(&1), true); - /// ``` - #[inline] - pub fn remove(&mut self, key: &K) -> bool { - self.pop(key).is_some() + /// Deprecated: Renamed to `insert`. + #[deprecated = "Renamed to `insert`"] + pub fn swap(&mut self, key: K, value: V) -> Option { + self.insert(key, value) } /// Inserts a key-value pair from the map. If the key already had a value @@ -526,19 +522,26 @@ impl TreeMap { /// use std::collections::TreeMap; /// /// let mut map = TreeMap::new(); - /// assert_eq!(map.swap(37u, "a"), None); + /// assert_eq!(map.insert(37u, "a"), None); /// assert_eq!(map.is_empty(), false); /// /// map.insert(37, "b"); - /// assert_eq!(map.swap(37, "c"), Some("b")); + /// assert_eq!(map.insert(37, "c"), Some("b")); /// assert_eq!(map[37], "c"); /// ``` - pub fn swap(&mut self, key: K, value: V) -> Option { + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn insert(&mut self, key: K, value: V) -> Option { let ret = insert(&mut self.root, key, value); if ret.is_none() { self.length += 1 } ret } + /// Deprecated: Renamed to `remove`. + #[deprecated = "Renamed to `remove`"] + pub fn pop(&mut self, key: &K) -> Option { + self.remove(key) + } + /// Removes a key from the map, returning the value at the key if the key /// was previously in the map. /// @@ -549,10 +552,11 @@ impl TreeMap { /// /// let mut map = TreeMap::new(); /// map.insert(1u, "a"); - /// assert_eq!(map.pop(&1), Some("a")); - /// assert_eq!(map.pop(&1), None); + /// assert_eq!(map.remove(&1), Some("a")); + /// assert_eq!(map.remove(&1), None); /// ``` - pub fn pop(&mut self, key: &K) -> Option { + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn remove(&mut self, key: &K) -> Option { let ret = remove(&mut self.root, key); if ret.is_some() { self.length -= 1 } ret @@ -567,7 +571,7 @@ impl TreeMap { /// # Example /// /// ``` - /// use std::collections::TreeMap; + /// use collections::tree_map::TreeMap; /// /// fn get_headers() -> TreeMap { /// let mut result = TreeMap::new(); @@ -585,7 +589,7 @@ impl TreeMap { /// assert_eq!((*ua.unwrap()).as_slice(), "Curl-Rust/0.1"); /// ``` #[inline] - pub fn find_with<'a>(&'a self, f:|&K| -> Ordering) -> Option<&'a V> { + pub fn find_with(&self, f:|&K| -> Ordering) -> Option<&V> { tree_find_with(&self.root, f) } @@ -596,9 +600,7 @@ impl TreeMap { /// # Example /// /// ``` - /// use std::collections::TreeMap; - /// - /// let mut t = TreeMap::new(); + /// let mut t = collections::tree_map::TreeMap::new(); /// t.insert("Content-Type", "application/xml"); /// t.insert("User-Agent", "Curl-Rust/0.1"); /// @@ -608,7 +610,7 @@ impl TreeMap { /// None => panic!(), /// } /// - /// assert_eq!(t.find(&"User-Agent"), Some(&new_ua)); + /// assert_eq!(t.get(&"User-Agent"), Some(&new_ua)); /// ``` #[inline] pub fn find_with_mut<'a>(&'a mut self, f:|&K| -> Ordering) -> Option<&'a mut V> { @@ -742,10 +744,10 @@ impl TreeMap { /// *value = "changed"; /// } /// - /// assert_eq!(map.find(&2), Some(&"a")); - /// assert_eq!(map.find(&4), Some(&"changed")); - /// assert_eq!(map.find(&6), Some(&"changed")); - /// assert_eq!(map.find(&8), Some(&"changed")); + /// assert_eq!(map.get(&2), Some(&"a")); + /// assert_eq!(map.get(&4), Some(&"changed")); + /// assert_eq!(map.get(&6), Some(&"changed")); + /// assert_eq!(map.get(&8), Some(&"changed")); /// ``` pub fn lower_bound_mut<'a>(&'a mut self, k: &K) -> MutEntries<'a, K, V> { bound_setup!(self.iter_mut_for_traversal(), k, true) @@ -776,10 +778,10 @@ impl TreeMap { /// *value = "changed"; /// } /// - /// assert_eq!(map.find(&2), Some(&"a")); - /// assert_eq!(map.find(&4), Some(&"b")); - /// assert_eq!(map.find(&6), Some(&"changed")); - /// assert_eq!(map.find(&8), Some(&"changed")); + /// assert_eq!(map.get(&2), Some(&"a")); + /// assert_eq!(map.get(&4), Some(&"b")); + /// assert_eq!(map.get(&6), Some(&"changed")); + /// assert_eq!(map.get(&8), Some(&"changed")); /// ``` pub fn upper_bound_mut<'a>(&'a mut self, k: &K) -> MutEntries<'a, K, V> { bound_setup!(self.iter_mut_for_traversal(), k, false) @@ -1287,16 +1289,16 @@ mod test_treemap { #[test] fn find_empty() { let m: TreeMap = TreeMap::new(); - assert!(m.find(&5) == None); + assert!(m.get(&5) == None); } #[test] fn find_not_found() { let mut m = TreeMap::new(); - assert!(m.insert(1i, 2i)); - assert!(m.insert(5i, 3i)); - assert!(m.insert(9i, 3i)); - assert_eq!(m.find(&2), None); + assert!(m.insert(1i, 2i).is_none()); + assert!(m.insert(5i, 3i).is_none()); + assert!(m.insert(9i, 3i).is_none()); + assert_eq!(m.get(&2), None); } #[test] @@ -1308,41 +1310,42 @@ mod test_treemap { #[test] fn find_with_not_found() { let mut m = TreeMap::new(); - assert!(m.insert("test1", 2i)); - assert!(m.insert("test2", 3i)); - assert!(m.insert("test3", 3i)); + assert!(m.insert("test1", 2i).is_none()); + assert!(m.insert("test2", 3i).is_none()); + assert!(m.insert("test3", 3i).is_none()); assert_eq!(m.find_with(|&k| "test4".cmp(k)), None); } #[test] fn find_with_found() { let mut m = TreeMap::new(); - assert!(m.insert("test1", 2i)); - assert!(m.insert("test2", 3i)); - assert!(m.insert("test3", 4i)); + assert!(m.insert("test1", 2i).is_none()); + assert!(m.insert("test2", 3i).is_none()); + assert!(m.insert("test3", 4i).is_none()); assert_eq!(m.find_with(|&k| "test2".cmp(k)), Some(&3i)); } #[test] fn test_find_mut() { let mut m = TreeMap::new(); - assert!(m.insert(1i, 12i)); - assert!(m.insert(2, 8)); - assert!(m.insert(5, 14)); + assert!(m.insert(1i, 12i).is_none()); + assert!(m.insert(2, 8).is_none()); + assert!(m.insert(5, 14).is_none()); let new = 100; - match m.find_mut(&5) { + match m.get_mut(&5) { None => panic!(), Some(x) => *x = new } - assert_eq!(m.find(&5), Some(&new)); + assert_eq!(m.get(&5), Some(&new)); } #[test] fn test_find_with_mut() { let mut m = TreeMap::new(); - assert!(m.insert("t1", 12i)); - assert!(m.insert("t2", 8)); - assert!(m.insert("t5", 14)); + assert!(m.insert("t1", 12i).is_none()); + assert!(m.insert("t2", 8).is_none()); + assert!(m.insert("t5", 14).is_none()); let new = 100; + match m.find_with_mut(|&k| "t5".cmp(k)) { None => panic!(), Some(x) => *x = new } @@ -1352,23 +1355,23 @@ mod test_treemap { #[test] fn insert_replace() { let mut m = TreeMap::new(); - assert!(m.insert(5i, 2i)); - assert!(m.insert(2, 9)); - assert!(!m.insert(2, 11)); - assert_eq!(m.find(&2).unwrap(), &11); + assert!(m.insert(5i, 2i).is_none()); + assert!(m.insert(2, 9).is_none()); + assert!(!m.insert(2, 11).is_none()); + assert_eq!(m.get(&2).unwrap(), &11); } #[test] fn test_clear() { let mut m = TreeMap::new(); m.clear(); - assert!(m.insert(5i, 11i)); - assert!(m.insert(12, -3)); - assert!(m.insert(19, 2)); + assert!(m.insert(5i, 11i).is_none()); + assert!(m.insert(12, -3).is_none()); + assert!(m.insert(19, 2).is_none()); m.clear(); - assert!(m.find(&5).is_none()); - assert!(m.find(&12).is_none()); - assert!(m.find(&19).is_none()); + assert!(m.get(&5).is_none()); + assert!(m.get(&12).is_none()); + assert!(m.get(&19).is_none()); assert!(m.is_empty()); } @@ -1384,8 +1387,8 @@ mod test_treemap { m.insert(k1.clone(), v1.clone()); m.insert(k2.clone(), v2.clone()); - assert_eq!(m.find(&k2), Some(&v2)); - assert_eq!(m.find(&k1), Some(&v1)); + assert_eq!(m.get(&k2), Some(&v2)); + assert_eq!(m.get(&k1), Some(&v1)); } fn check_equal(ctrl: &[(K, V)], @@ -1393,7 +1396,7 @@ mod test_treemap { assert_eq!(ctrl.is_empty(), map.is_empty()); for x in ctrl.iter() { let &(ref k, ref v) = x; - assert!(map.find(k).unwrap() == v) + assert!(map.get(k).unwrap() == v) } for (map_k, map_v) in map.iter() { let mut found = false; @@ -1455,7 +1458,7 @@ mod test_treemap { let mut ctrl = vec![]; check_equal(ctrl.as_slice(), &map); - assert!(map.find(&5).is_none()); + assert!(map.get(&5).is_none()); let seed: &[_] = &[42]; let mut rng: rand::IsaacRng = rand::SeedableRng::from_seed(seed); @@ -1465,7 +1468,7 @@ mod test_treemap { let k = rng.gen(); let v = rng.gen(); if !ctrl.iter().any(|x| x == &(k, v)) { - assert!(map.insert(k, v)); + assert!(map.insert(k, v).is_none()); ctrl.push((k, v)); check_structure(&map); check_equal(ctrl.as_slice(), &map); @@ -1475,7 +1478,7 @@ mod test_treemap { for _ in range(0u, 30) { let r = rng.gen_range(0, ctrl.len()); let (key, _) = ctrl.remove(r).unwrap(); - assert!(map.remove(&key)); + assert!(map.remove(&key).is_some()); check_structure(&map); check_equal(ctrl.as_slice(), &map); } @@ -1485,19 +1488,19 @@ mod test_treemap { #[test] fn test_len() { let mut m = TreeMap::new(); - assert!(m.insert(3i, 6i)); + assert!(m.insert(3i, 6i).is_none()); assert_eq!(m.len(), 1); - assert!(m.insert(0, 0)); + assert!(m.insert(0, 0).is_none()); assert_eq!(m.len(), 2); - assert!(m.insert(4, 8)); + assert!(m.insert(4, 8).is_none()); assert_eq!(m.len(), 3); - assert!(m.remove(&3)); + assert!(m.remove(&3).is_some()); assert_eq!(m.len(), 2); - assert!(!m.remove(&5)); + assert!(!m.remove(&5).is_some()); assert_eq!(m.len(), 2); - assert!(m.insert(2, 4)); + assert!(m.insert(2, 4).is_none()); assert_eq!(m.len(), 3); - assert!(m.insert(1, 2)); + assert!(m.insert(1, 2).is_none()); assert_eq!(m.len(), 4); } @@ -1505,11 +1508,11 @@ mod test_treemap { fn test_iterator() { let mut m = TreeMap::new(); - assert!(m.insert(3i, 6i)); - assert!(m.insert(0, 0)); - assert!(m.insert(4, 8)); - assert!(m.insert(2, 4)); - assert!(m.insert(1, 2)); + assert!(m.insert(3i, 6i).is_none()); + assert!(m.insert(0, 0).is_none()); + assert!(m.insert(4, 8).is_none()); + assert!(m.insert(2, 4).is_none()); + assert!(m.insert(1, 2).is_none()); let mut n = 0; for (k, v) in m.iter() { @@ -1524,7 +1527,7 @@ mod test_treemap { fn test_interval_iteration() { let mut m = TreeMap::new(); for i in range(1i, 100i) { - assert!(m.insert(i * 2, i * 4)); + assert!(m.insert(i * 2, i * 4).is_none()); } for i in range(1i, 198i) { @@ -1548,11 +1551,11 @@ mod test_treemap { fn test_rev_iter() { let mut m = TreeMap::new(); - assert!(m.insert(3i, 6i)); - assert!(m.insert(0, 0)); - assert!(m.insert(4, 8)); - assert!(m.insert(2, 4)); - assert!(m.insert(1, 2)); + assert!(m.insert(3i, 6i).is_none()); + assert!(m.insert(0, 0).is_none()); + assert!(m.insert(4, 8).is_none()); + assert!(m.insert(2, 4).is_none()); + assert!(m.insert(1, 2).is_none()); let mut n = 4; for (k, v) in m.rev_iter() { @@ -1566,7 +1569,7 @@ mod test_treemap { fn test_mut_iter() { let mut m = TreeMap::new(); for i in range(0u, 10) { - assert!(m.insert(i, 100 * i)); + assert!(m.insert(i, 100 * i).is_none()); } for (i, (&k, v)) in m.iter_mut().enumerate() { @@ -1581,7 +1584,7 @@ mod test_treemap { fn test_mut_rev_iter() { let mut m = TreeMap::new(); for i in range(0u, 10) { - assert!(m.insert(i, 100 * i)); + assert!(m.insert(i, 100 * i).is_none()); } for (i, (&k, v)) in m.rev_iter_mut().enumerate() { @@ -1598,8 +1601,8 @@ mod test_treemap { let mut m_lower = TreeMap::new(); let mut m_upper = TreeMap::new(); for i in range(1i, 100i) { - assert!(m_lower.insert(i * 2, i * 4)); - assert!(m_upper.insert(i * 2, i * 4)); + assert!(m_lower.insert(i * 2, i * 4).is_none()); + assert!(m_upper.insert(i * 2, i * 4).is_none()); } for i in range(1i, 199) { @@ -1653,15 +1656,15 @@ mod test_treemap { let mut b = TreeMap::new(); assert!(a == b); - assert!(a.insert(0i, 5i)); + assert!(a.insert(0i, 5i).is_none()); assert!(a != b); - assert!(b.insert(0, 4)); + assert!(b.insert(0, 4).is_none()); assert!(a != b); - assert!(a.insert(5, 19)); + assert!(a.insert(5, 19).is_none()); assert!(a != b); - assert!(!b.insert(0, 5)); + assert!(!b.insert(0, 5).is_none()); assert!(a != b); - assert!(b.insert(5, 19)); + assert!(b.insert(5, 19).is_none()); assert!(a == b); } @@ -1671,15 +1674,15 @@ mod test_treemap { let mut b = TreeMap::new(); assert!(!(a < b) && !(b < a)); - assert!(b.insert(0i, 5i)); + assert!(b.insert(0i, 5i).is_none()); assert!(a < b); - assert!(a.insert(0, 7)); + assert!(a.insert(0, 7).is_none()); assert!(!(a < b) && b < a); - assert!(b.insert(-2, 0)); + assert!(b.insert(-2, 0).is_none()); assert!(b < a); - assert!(a.insert(-5, 2)); + assert!(a.insert(-5, 2).is_none()); assert!(a < b); - assert!(a.insert(6, 2)); + assert!(a.insert(6, 2).is_none()); assert!(a < b && !(b < a)); } @@ -1689,10 +1692,10 @@ mod test_treemap { let mut b = TreeMap::new(); assert!(a <= b && a >= b); - assert!(a.insert(1i, 1i)); + assert!(a.insert(1i, 1i).is_none()); assert!(a > b && a >= b); assert!(b < a && b <= a); - assert!(b.insert(2, 2)); + assert!(b.insert(2, 2).is_none()); assert!(b > a && b >= a); assert!(a < b && a <= b); } @@ -1720,11 +1723,11 @@ mod test_treemap { let (x4, y4) = (29, 5); let (x5, y5) = (103, 3); - assert!(m.insert(x1, y1)); - assert!(m.insert(x2, y2)); - assert!(m.insert(x3, y3)); - assert!(m.insert(x4, y4)); - assert!(m.insert(x5, y5)); + assert!(m.insert(x1, y1).is_none()); + assert!(m.insert(x2, y2).is_none()); + assert!(m.insert(x3, y3).is_none()); + assert!(m.insert(x4, y4).is_none()); + assert!(m.insert(x5, y5).is_none()); let m = m; let mut a = m.iter(); @@ -1765,7 +1768,7 @@ mod test_treemap { let map: TreeMap = xs.iter().map(|&x| x).collect(); for &(k, v) in xs.iter() { - assert_eq!(map.find(&k), Some(&v)); + assert_eq!(map.get(&k), Some(&v)); } } @@ -1795,17 +1798,17 @@ mod test_treemap { #[test] fn test_swap() { let mut m = TreeMap::new(); - assert_eq!(m.swap(1u, 2i), None); - assert_eq!(m.swap(1u, 3i), Some(2)); - assert_eq!(m.swap(1u, 4i), Some(3)); + assert_eq!(m.insert(1u, 2i), None); + assert_eq!(m.insert(1u, 3i), Some(2)); + assert_eq!(m.insert(1u, 4i), Some(3)); } #[test] fn test_pop() { let mut m = TreeMap::new(); m.insert(1u, 2i); - assert_eq!(m.pop(&1), Some(2)); - assert_eq!(m.pop(&1), None); + assert_eq!(m.remove(&1), Some(2)); + assert_eq!(m.remove(&1), None); } } @@ -1857,7 +1860,7 @@ mod bench { let mut m : TreeMap = TreeMap::new(); find_rand_n(100, &mut m, b, |m, i| { m.insert(i, 1); }, - |m, i| { m.find(&i); }); + |m, i| { m.get(&i); }); } #[bench] @@ -1865,7 +1868,7 @@ mod bench { let mut m : TreeMap = TreeMap::new(); find_rand_n(10_000, &mut m, b, |m, i| { m.insert(i, 1); }, - |m, i| { m.find(&i); }); + |m, i| { m.get(&i); }); } // Find seq @@ -1874,7 +1877,7 @@ mod bench { let mut m : TreeMap = TreeMap::new(); find_seq_n(100, &mut m, b, |m, i| { m.insert(i, 1); }, - |m, i| { m.find(&i); }); + |m, i| { m.get(&i); }); } #[bench] @@ -1882,7 +1885,7 @@ mod bench { let mut m : TreeMap = TreeMap::new(); find_seq_n(10_000, &mut m, b, |m, i| { m.insert(i, 1); }, - |m, i| { m.find(&i); }); + |m, i| { m.get(&i); }); } fn bench_iter(b: &mut Bencher, size: uint) { @@ -1890,7 +1893,7 @@ mod bench { let mut rng = weak_rng(); for _ in range(0, size) { - map.swap(rng.gen(), rng.gen()); + map.insert(rng.gen(), rng.gen()); } b.iter(|| { diff --git a/src/libcollections/tree/set.rs b/src/libcollections/tree/set.rs index d24a8234b20b8..22307a5d376b9 100644 --- a/src/libcollections/tree/set.rs +++ b/src/libcollections/tree/set.rs @@ -19,6 +19,10 @@ use std::hash::{Writer, Hash}; use tree_map::{TreeMap, Entries, RevEntries, MoveEntries}; +// FIXME(conventions): implement bounded iterators +// FIXME(conventions): implement BitOr, BitAnd, BitXor, and Sub +// FIXME(conventions): replace rev_iter(_mut) by making iter(_mut) DoubleEnded + /// An implementation of the `Set` trait on top of the `TreeMap` container. The /// only requirement is that the type of the elements contained ascribes to the /// `Ord` trait. @@ -145,6 +149,7 @@ impl TreeSet { /// let mut set: TreeSet = TreeSet::new(); /// ``` #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn new() -> TreeSet { TreeSet{map: TreeMap::new()} } /// Gets a lazy iterator over the values in the set, in ascending order. @@ -161,6 +166,7 @@ impl TreeSet { /// } /// ``` #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn iter<'a>(&'a self) -> SetItems<'a, T> { SetItems{iter: self.map.iter()} } @@ -197,6 +203,7 @@ impl TreeSet { /// assert_eq!(v, vec![1, 2, 3, 4, 5]); /// ``` #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn into_iter(self) -> MoveSetItems { self.map.into_iter().map(|(value, _)| value) } @@ -261,6 +268,7 @@ impl TreeSet { /// let diff: TreeSet = b.difference(&a).map(|&x| x).collect(); /// assert_eq!(diff, [4, 5].iter().map(|&x| x).collect()); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn difference<'a>(&'a self, other: &'a TreeSet) -> DifferenceItems<'a, T> { DifferenceItems{a: self.iter().peekable(), b: other.iter().peekable()} } @@ -286,6 +294,7 @@ impl TreeSet { /// assert_eq!(diff1, diff2); /// assert_eq!(diff1, [1, 2, 4, 5].iter().map(|&x| x).collect()); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn symmetric_difference<'a>(&'a self, other: &'a TreeSet) -> SymDifferenceItems<'a, T> { SymDifferenceItems{a: self.iter().peekable(), b: other.iter().peekable()} @@ -309,6 +318,7 @@ impl TreeSet { /// let diff: TreeSet = a.intersection(&b).map(|&x| x).collect(); /// assert_eq!(diff, [2, 3].iter().map(|&x| x).collect()); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn intersection<'a>(&'a self, other: &'a TreeSet) -> IntersectionItems<'a, T> { IntersectionItems{a: self.iter().peekable(), b: other.iter().peekable()} @@ -332,6 +342,7 @@ impl TreeSet { /// let diff: TreeSet = a.union(&b).map(|&x| x).collect(); /// assert_eq!(diff, [1, 2, 3, 4, 5].iter().map(|&x| x).collect()); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn union<'a>(&'a self, other: &'a TreeSet) -> UnionItems<'a, T> { UnionItems{a: self.iter().peekable(), b: other.iter().peekable()} } @@ -349,6 +360,7 @@ impl TreeSet { /// assert_eq!(v.len(), 1); /// ``` #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn len(&self) -> uint { self.map.len() } /// Returns true if the set contains no elements @@ -363,6 +375,7 @@ impl TreeSet { /// v.insert(1i); /// assert!(!v.is_empty()); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn is_empty(&self) -> bool { self.len() == 0 } /// Clears the set, removing all values. @@ -378,6 +391,7 @@ impl TreeSet { /// assert!(v.is_empty()); /// ``` #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn clear(&mut self) { self.map.clear() } /// Returns `true` if the set contains a value. @@ -392,6 +406,7 @@ impl TreeSet { /// assert_eq!(set.contains(&4), false); /// ``` #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn contains(&self, value: &T) -> bool { self.map.contains_key(value) } @@ -413,6 +428,7 @@ impl TreeSet { /// b.insert(1); /// assert_eq!(a.is_disjoint(&b), false); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn is_disjoint(&self, other: &TreeSet) -> bool { self.intersection(other).next().is_none() } @@ -433,6 +449,7 @@ impl TreeSet { /// set.insert(4); /// assert_eq!(set.is_subset(&sup), false); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn is_subset(&self, other: &TreeSet) -> bool { let mut x = self.iter(); let mut y = other.iter(); @@ -476,6 +493,7 @@ impl TreeSet { /// set.insert(2); /// assert_eq!(set.is_superset(&sub), true); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn is_superset(&self, other: &TreeSet) -> bool { other.is_subset(self) } @@ -495,7 +513,8 @@ impl TreeSet { /// assert_eq!(set.len(), 1); /// ``` #[inline] - pub fn insert(&mut self, value: T) -> bool { self.map.insert(value, ()) } + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn insert(&mut self, value: T) -> bool { self.map.insert(value, ()).is_none() } /// Removes a value from the set. Returns `true` if the value was /// present in the set. @@ -512,7 +531,8 @@ impl TreeSet { /// assert_eq!(set.remove(&2), false); /// ``` #[inline] - pub fn remove(&mut self, value: &T) -> bool { self.map.remove(value) } + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn remove(&mut self, value: &T) -> bool { self.map.remove(value).is_some() } } /// A lazy forward iterator over a set. diff --git a/src/libcollections/trie/map.rs b/src/libcollections/trie/map.rs index 27486de6f1993..d604e176a672d 100644 --- a/src/libcollections/trie/map.rs +++ b/src/libcollections/trie/map.rs @@ -32,6 +32,10 @@ use std::hash::{Writer, Hash}; use slice::{Items, MutItems}; use slice; +// FIXME(conventions): implement bounded iterators +// FIXME(conventions): implement into_iter +// FIXME(conventions): replace each_reverse by making iter DoubleEnded + // FIXME: #5244: need to manually update the TrieNode constructor const SHIFT: uint = 4; const SIZE: uint = 1 << SHIFT; @@ -59,14 +63,14 @@ enum Child { /// map.insert(1, "Martin"); /// /// assert_eq!(map.len(), 3); -/// assert_eq!(map.find(&1), Some(&"Martin")); +/// assert_eq!(map.get(&1), Some(&"Martin")); /// /// if !map.contains_key(&90) { /// println!("Nobody is keyed 90"); /// } /// /// // Update a key -/// match map.find_mut(&1) { +/// match map.get_mut(&1) { /// Some(value) => *value = "Olga", /// None => (), /// } @@ -140,6 +144,7 @@ impl TrieMap { /// let mut map: TrieMap<&str> = TrieMap::new(); /// ``` #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn new() -> TrieMap { TrieMap{root: TrieNode::new(), length: 0} } @@ -169,12 +174,14 @@ impl TrieMap { /// Gets an iterator visiting all keys in ascending order by the keys. /// The iterator's element type is `uint`. + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn keys<'r>(&'r self) -> Keys<'r, T> { self.iter().map(|(k, _v)| k) } /// Gets an iterator visiting all values in ascending order by the keys. /// The iterator's element type is `&'r T`. + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn values<'r>(&'r self) -> Values<'r, T> { self.iter().map(|(_k, v)| v) } @@ -191,6 +198,7 @@ impl TrieMap { /// println!("{}: {}", key, value); /// } /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn iter<'a>(&'a self) -> Entries<'a, T> { let mut iter = unsafe {Entries::new()}; iter.stack[0] = self.root.children.iter(); @@ -214,10 +222,11 @@ impl TrieMap { /// *value = -(key as int); /// } /// - /// assert_eq!(map.find(&1), Some(&-1)); - /// assert_eq!(map.find(&2), Some(&-2)); - /// assert_eq!(map.find(&3), Some(&-3)); + /// assert_eq!(map.get(&1), Some(&-1)); + /// assert_eq!(map.get(&2), Some(&-2)); + /// assert_eq!(map.get(&3), Some(&-3)); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn iter_mut<'a>(&'a mut self) -> MutEntries<'a, T> { let mut iter = unsafe {MutEntries::new()}; iter.stack[0] = self.root.children.iter_mut(); @@ -241,6 +250,7 @@ impl TrieMap { /// assert_eq!(a.len(), 1); /// ``` #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn len(&self) -> uint { self.length } /// Return true if the map contains no elements. @@ -256,6 +266,7 @@ impl TrieMap { /// assert!(!a.is_empty()); /// ``` #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn is_empty(&self) -> bool { self.len() == 0 } /// Clears the map, removing all values. @@ -271,11 +282,18 @@ impl TrieMap { /// assert!(a.is_empty()); /// ``` #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn clear(&mut self) { self.root = TrieNode::new(); self.length = 0; } + /// Deprecated: renamed to `get`. + #[deprecated = "renamed to `get`"] + pub fn find(&self, key: &uint) -> Option<&T> { + self.get(key) + } + /// Returns a reference to the value corresponding to the key. /// /// # Example @@ -285,12 +303,13 @@ impl TrieMap { /// /// let mut map = TrieMap::new(); /// map.insert(1, "a"); - /// assert_eq!(map.find(&1), Some(&"a")); - /// assert_eq!(map.find(&2), None); + /// assert_eq!(map.get(&1), Some(&"a")); + /// assert_eq!(map.get(&2), None); /// ``` #[inline] - pub fn find<'a>(&'a self, key: &uint) -> Option<&'a T> { - let mut node: &'a TrieNode = &self.root; + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn get(&self, key: &uint) -> Option<&T> { + let mut node = &self.root; let mut idx = 0; loop { match node.children[chunk(*key, idx)] { @@ -321,8 +340,15 @@ impl TrieMap { /// assert_eq!(map.contains_key(&2), false); /// ``` #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn contains_key(&self, key: &uint) -> bool { - self.find(key).is_some() + self.get(key).is_some() + } + + /// Deprecated: renamed to `get_mut`. + #[deprecated = "renamed to `get_mut`"] + pub fn find_mut(&mut self, key: &uint) -> Option<&mut T> { + self.get_mut(key) } /// Returns a mutable reference to the value corresponding to the key. @@ -334,52 +360,22 @@ impl TrieMap { /// /// let mut map = TrieMap::new(); /// map.insert(1, "a"); - /// match map.find_mut(&1) { + /// match map.get_mut(&1) { /// Some(x) => *x = "b", /// None => (), /// } /// assert_eq!(map[1], "b"); /// ``` #[inline] - pub fn find_mut<'a>(&'a mut self, key: &uint) -> Option<&'a mut T> { + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn get_mut<'a>(&'a mut self, key: &uint) -> Option<&'a mut T> { find_mut(&mut self.root.children[chunk(*key, 0)], *key, 1) } - /// Inserts a key-value pair into the map. An existing value for a - /// key is replaced by the new value. Returns `true` if the key did - /// not already exist in the map. - /// - /// # Example - /// - /// ``` - /// use std::collections::TrieMap; - /// - /// let mut map = TrieMap::new(); - /// assert_eq!(map.insert(2, "value"), true); - /// assert_eq!(map.insert(2, "value2"), false); - /// assert_eq!(map[2], "value2"); - /// ``` - #[inline] - pub fn insert(&mut self, key: uint, value: T) -> bool { - self.swap(key, value).is_none() - } - - /// Removes a key-value pair from the map. Returns `true` if the key - /// was present in the map. - /// - /// # Example - /// - /// ``` - /// use std::collections::TrieMap; - /// - /// let mut map = TrieMap::new(); - /// assert_eq!(map.remove(&1), false); - /// map.insert(1, "a"); - /// assert_eq!(map.remove(&1), true); - /// ``` - #[inline] - pub fn remove(&mut self, key: &uint) -> bool { - self.pop(key).is_some() + /// Deprecated: Renamed to `insert`. + #[deprecated = "Renamed to `insert`"] + pub fn swap(&mut self, key: uint, value: T) -> Option { + self.insert(key, value) } /// Inserts a key-value pair from the map. If the key already had a value @@ -391,14 +387,15 @@ impl TrieMap { /// use std::collections::TrieMap; /// /// let mut map = TrieMap::new(); - /// assert_eq!(map.swap(37, "a"), None); + /// assert_eq!(map.insert(37, "a"), None); /// assert_eq!(map.is_empty(), false); /// /// map.insert(37, "b"); - /// assert_eq!(map.swap(37, "c"), Some("b")); + /// assert_eq!(map.insert(37, "c"), Some("b")); /// assert_eq!(map[37], "c"); /// ``` - pub fn swap(&mut self, key: uint, value: T) -> Option { + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn insert(&mut self, key: uint, value: T) -> Option { let ret = insert(&mut self.root.count, &mut self.root.children[chunk(key, 0)], key, value, 1); @@ -406,6 +403,12 @@ impl TrieMap { ret } + /// Deprecated: Renamed to `remove`. + #[deprecated = "Renamed to `remove`"] + pub fn pop(&mut self, key: &uint) -> Option { + self.remove(key) + } + /// Removes a key from the map, returning the value at the key if the key /// was previously in the map. /// @@ -416,10 +419,11 @@ impl TrieMap { /// /// let mut map = TrieMap::new(); /// map.insert(1, "a"); - /// assert_eq!(map.pop(&1), Some("a")); - /// assert_eq!(map.pop(&1), None); + /// assert_eq!(map.remove(&1), Some("a")); + /// assert_eq!(map.remove(&1), None); /// ``` - pub fn pop(&mut self, key: &uint) -> Option { + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn remove(&mut self, key: &uint) -> Option { let ret = remove(&mut self.root.count, &mut self.root.children[chunk(*key, 0)], *key, 1); @@ -582,9 +586,9 @@ impl TrieMap { /// *value = "changed"; /// } /// - /// assert_eq!(map.find(&2), Some(&"a")); - /// assert_eq!(map.find(&4), Some(&"changed")); - /// assert_eq!(map.find(&6), Some(&"changed")); + /// assert_eq!(map.get(&2), Some(&"a")); + /// assert_eq!(map.get(&4), Some(&"changed")); + /// assert_eq!(map.get(&6), Some(&"changed")); /// ``` pub fn lower_bound_mut<'a>(&'a mut self, key: uint) -> MutEntries<'a, T> { self.bound_mut(key, false) @@ -607,9 +611,9 @@ impl TrieMap { /// *value = "changed"; /// } /// - /// assert_eq!(map.find(&2), Some(&"a")); - /// assert_eq!(map.find(&4), Some(&"b")); - /// assert_eq!(map.find(&6), Some(&"changed")); + /// assert_eq!(map.get(&2), Some(&"a")); + /// assert_eq!(map.get(&4), Some(&"b")); + /// assert_eq!(map.get(&6), Some(&"changed")); /// ``` pub fn upper_bound_mut<'a>(&'a mut self, key: uint) -> MutEntries<'a, T> { self.bound_mut(key, true) @@ -643,14 +647,14 @@ impl> Hash for TrieMap { impl Index for TrieMap { #[inline] fn index<'a>(&'a self, i: &uint) -> &'a T { - self.find(i).expect("key not present") + self.get(i).expect("key not present") } } impl IndexMut for TrieMap { #[inline] fn index_mut<'a>(&'a mut self, i: &uint) -> &'a mut T { - self.find_mut(i).expect("key not present") + self.get_mut(i).expect("key not present") } } @@ -957,24 +961,24 @@ mod test { #[test] fn test_find_mut() { let mut m = TrieMap::new(); - assert!(m.insert(1u, 12i)); - assert!(m.insert(2u, 8i)); - assert!(m.insert(5u, 14i)); + assert!(m.insert(1u, 12i).is_none()); + assert!(m.insert(2u, 8i).is_none()); + assert!(m.insert(5u, 14i).is_none()); let new = 100; - match m.find_mut(&5) { + match m.get_mut(&5) { None => panic!(), Some(x) => *x = new } - assert_eq!(m.find(&5), Some(&new)); + assert_eq!(m.get(&5), Some(&new)); } #[test] fn test_find_mut_missing() { let mut m = TrieMap::new(); - assert!(m.find_mut(&0).is_none()); - assert!(m.insert(1u, 12i)); - assert!(m.find_mut(&0).is_none()); - assert!(m.insert(2, 8)); - assert!(m.find_mut(&0).is_none()); + assert!(m.get_mut(&0).is_none()); + assert!(m.insert(1u, 12i).is_none()); + assert!(m.get_mut(&0).is_none()); + assert!(m.insert(2, 8).is_none()); + assert!(m.get_mut(&0).is_none()); } #[test] @@ -983,32 +987,32 @@ mod test { let n = 300u; for x in range_step(1u, n, 2) { - assert!(trie.insert(x, x + 1)); + assert!(trie.insert(x, x + 1).is_none()); assert!(trie.contains_key(&x)); check_integrity(&trie.root); } for x in range_step(0u, n, 2) { assert!(!trie.contains_key(&x)); - assert!(trie.insert(x, x + 1)); + assert!(trie.insert(x, x + 1).is_none()); check_integrity(&trie.root); } for x in range(0u, n) { assert!(trie.contains_key(&x)); - assert!(!trie.insert(x, x + 1)); + assert!(!trie.insert(x, x + 1).is_none()); check_integrity(&trie.root); } for x in range_step(1u, n, 2) { - assert!(trie.remove(&x)); + assert!(trie.remove(&x).is_some()); assert!(!trie.contains_key(&x)); check_integrity(&trie.root); } for x in range_step(0u, n, 2) { assert!(trie.contains_key(&x)); - assert!(!trie.insert(x, x + 1)); + assert!(!trie.insert(x, x + 1).is_none()); check_integrity(&trie.root); } } @@ -1017,11 +1021,11 @@ mod test { fn test_each_reverse() { let mut m = TrieMap::new(); - assert!(m.insert(3, 6)); - assert!(m.insert(0, 0)); - assert!(m.insert(4, 8)); - assert!(m.insert(2, 4)); - assert!(m.insert(1, 2)); + assert!(m.insert(3, 6).is_none()); + assert!(m.insert(0, 0).is_none()); + assert!(m.insert(4, 8).is_none()); + assert!(m.insert(2, 4).is_none()); + assert!(m.insert(1, 2).is_none()); let mut n = 4; m.each_reverse(|k, v| { @@ -1054,19 +1058,19 @@ mod test { } #[test] - fn test_swap() { + fn test_insert() { let mut m = TrieMap::new(); - assert_eq!(m.swap(1u, 2i), None); - assert_eq!(m.swap(1u, 3i), Some(2)); - assert_eq!(m.swap(1u, 4i), Some(3)); + assert_eq!(m.insert(1u, 2i), None); + assert_eq!(m.insert(1u, 3i), Some(2)); + assert_eq!(m.insert(1u, 4i), Some(3)); } #[test] - fn test_pop() { + fn test_remove() { let mut m = TrieMap::new(); m.insert(1u, 2i); - assert_eq!(m.pop(&1), Some(2)); - assert_eq!(m.pop(&1), None); + assert_eq!(m.remove(&1), Some(2)); + assert_eq!(m.remove(&1), None); } #[test] @@ -1076,7 +1080,7 @@ mod test { let map: TrieMap = xs.iter().map(|&x| x).collect(); for &(k, v) in xs.iter() { - assert_eq!(map.find(&k), Some(&v)); + assert_eq!(map.get(&k), Some(&v)); } } @@ -1243,15 +1247,15 @@ mod test { let mut b = TrieMap::new(); assert!(a == b); - assert!(a.insert(0, 5i)); + assert!(a.insert(0, 5i).is_none()); assert!(a != b); - assert!(b.insert(0, 4i)); + assert!(b.insert(0, 4i).is_none()); assert!(a != b); - assert!(a.insert(5, 19)); + assert!(a.insert(5, 19).is_none()); assert!(a != b); - assert!(!b.insert(0, 5)); + assert!(!b.insert(0, 5).is_none()); assert!(a != b); - assert!(b.insert(5, 19)); + assert!(b.insert(5, 19).is_none()); assert!(a == b); } @@ -1261,15 +1265,15 @@ mod test { let mut b = TrieMap::new(); assert!(!(a < b) && !(b < a)); - assert!(b.insert(2u, 5i)); + assert!(b.insert(2u, 5i).is_none()); assert!(a < b); - assert!(a.insert(2, 7)); + assert!(a.insert(2, 7).is_none()); assert!(!(a < b) && b < a); - assert!(b.insert(1, 0)); + assert!(b.insert(1, 0).is_none()); assert!(b < a); - assert!(a.insert(0, 6)); + assert!(a.insert(0, 6).is_none()); assert!(a < b); - assert!(a.insert(6, 2)); + assert!(a.insert(6, 2).is_none()); assert!(a < b && !(b < a)); } @@ -1279,10 +1283,10 @@ mod test { let mut b = TrieMap::new(); assert!(a <= b && a >= b); - assert!(a.insert(1u, 1i)); + assert!(a.insert(1u, 1i).is_none()); assert!(a > b && a >= b); assert!(b < a && b <= a); - assert!(b.insert(2, 2)); + assert!(b.insert(2, 2).is_none()); assert!(b > a && b >= a); assert!(a < b && a <= b); } @@ -1355,7 +1359,7 @@ mod bench { let mut rng = weak_rng(); for _ in range(0, size) { - map.swap(rng.gen(), rng.gen()); + map.insert(rng.gen(), rng.gen()); } b.iter(|| { diff --git a/src/libcollections/trie/set.rs b/src/libcollections/trie/set.rs index ddddd279b0467..dd5a81fe96ee9 100644 --- a/src/libcollections/trie/set.rs +++ b/src/libcollections/trie/set.rs @@ -8,6 +8,12 @@ // option. This file may not be copied, modified, or distributed // except according to those terms. +// FIXME(conventions): implement bounded iterators +// FIXME(conventions): implement union family of fns +// FIXME(conventions): implement BitOr, BitAnd, BitXor, and Sub +// FIXME(conventions): replace each_reverse by making iter DoubleEnded +// FIXME(conventions): implement iter_mut and into_iter + use core::prelude::*; use core::default::Default; @@ -79,6 +85,7 @@ impl TrieSet { /// let mut set = TrieSet::new(); /// ``` #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn new() -> TrieSet { TrieSet{map: TrieMap::new()} } @@ -126,6 +133,7 @@ impl TrieSet { /// } /// ``` #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn iter<'a>(&'a self) -> SetItems<'a> { SetItems{iter: self.map.iter()} } @@ -177,6 +185,7 @@ impl TrieSet { /// assert_eq!(v.len(), 1); /// ``` #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn len(&self) -> uint { self.map.len() } /// Returns true if the set contains no elements @@ -191,6 +200,7 @@ impl TrieSet { /// v.insert(1); /// assert!(!v.is_empty()); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn is_empty(&self) -> bool { self.len() == 0 } /// Clears the set, removing all values. @@ -206,6 +216,7 @@ impl TrieSet { /// assert!(v.is_empty()); /// ``` #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn clear(&mut self) { self.map.clear() } /// Returns `true` if the set contains a value. @@ -220,6 +231,7 @@ impl TrieSet { /// assert_eq!(set.contains(&4), false); /// ``` #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn contains(&self, value: &uint) -> bool { self.map.contains_key(value) } @@ -242,6 +254,7 @@ impl TrieSet { /// assert_eq!(a.is_disjoint(&b), false); /// ``` #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn is_disjoint(&self, other: &TrieSet) -> bool { self.iter().all(|v| !other.contains(&v)) } @@ -263,6 +276,7 @@ impl TrieSet { /// assert_eq!(set.is_subset(&sup), false); /// ``` #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn is_subset(&self, other: &TrieSet) -> bool { self.iter().all(|v| other.contains(&v)) } @@ -287,6 +301,7 @@ impl TrieSet { /// assert_eq!(set.is_superset(&sub), true); /// ``` #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn is_superset(&self, other: &TrieSet) -> bool { other.is_subset(self) } @@ -306,8 +321,9 @@ impl TrieSet { /// assert_eq!(set.len(), 1); /// ``` #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn insert(&mut self, value: uint) -> bool { - self.map.insert(value, ()) + self.map.insert(value, ()).is_none() } /// Removes a value from the set. Returns `true` if the value was @@ -325,8 +341,9 @@ impl TrieSet { /// assert_eq!(set.remove(&2), false); /// ``` #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn remove(&mut self, value: &uint) -> bool { - self.map.remove(value) + self.map.remove(value).is_some() } } diff --git a/src/libcollections/vec.rs b/src/libcollections/vec.rs index 4b6921ed0c0d9..707084d9c70b4 100644 --- a/src/libcollections/vec.rs +++ b/src/libcollections/vec.rs @@ -312,7 +312,7 @@ impl Vec { #[inline] #[experimental] pub fn push_all(&mut self, other: &[T]) { - self.reserve_additional(other.len()); + self.reserve(other.len()); for i in range(0, other.len()) { let len = self.len(); @@ -342,7 +342,7 @@ impl Vec { /// ``` #[stable] pub fn grow(&mut self, n: uint, value: T) { - self.reserve_additional(n); + self.reserve(n); let mut i: uint = 0u; while i < n { @@ -489,7 +489,7 @@ impl Extendable for Vec { #[inline] fn extend>(&mut self, mut iterator: I) { let (lower, _) = iterator.size_hint(); - self.reserve_additional(lower); + self.reserve(lower); for element in iterator { self.push(element) } @@ -578,74 +578,70 @@ impl Vec { self.cap } - /// Reserves capacity for at least `n` additional elements in the given - /// vector. - /// - /// # Failure - /// - /// Fails if the new capacity overflows `uint`. - /// - /// # Example - /// - /// ``` - /// let mut vec: Vec = vec![1i]; - /// vec.reserve_additional(10); - /// assert!(vec.capacity() >= 11); - /// ``` + /// Deprecated: Renamed to `reserve`. + #[deprecated = "Renamed to `reserve`"] pub fn reserve_additional(&mut self, extra: uint) { - if self.cap - self.len < extra { - match self.len.checked_add(&extra) { - None => panic!("Vec::reserve_additional: `uint` overflow"), - Some(new_cap) => self.reserve(new_cap) - } - } + self.reserve(extra) } - /// Reserves capacity for at least `n` elements in the given vector. + /// Reserves capacity for at least `additional` more elements to be inserted in the given + /// `Vec`. The collection may reserve more space to avoid frequent reallocations. /// - /// This function will over-allocate in order to amortize the allocation - /// costs in scenarios where the caller may need to repeatedly reserve - /// additional space. + /// # Panics /// - /// If the capacity for `self` is already equal to or greater than the - /// requested capacity, then no action is taken. + /// Panics if the new capacity overflows `uint`. /// /// # Example /// /// ``` - /// let mut vec = vec![1i, 2, 3]; + /// let mut vec: Vec = vec![1]; /// vec.reserve(10); - /// assert!(vec.capacity() >= 10); + /// assert!(vec.capacity() >= 11); /// ``` - pub fn reserve(&mut self, capacity: uint) { - if capacity > self.cap { - self.reserve_exact(num::next_power_of_two(capacity)) + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn reserve(&mut self, additional: uint) { + if self.cap - self.len < additional { + match self.len.checked_add(&additional) { + None => panic!("Vec::reserve: `uint` overflow"), + // if the checked_add + Some(new_cap) => { + let amort_cap = num::next_power_of_two(new_cap); + // next_power_of_two will overflow to exactly 0 for really big capacities + if amort_cap == 0 { + self.grow_capacity(new_cap); + } else { + self.grow_capacity(amort_cap); + } + } + } } } - /// Reserves capacity for exactly `capacity` elements in the given vector. + /// Reserves the minimum capacity for exactly `additional` more elements to be inserted in the + /// given `Vec`. Does nothing if the capacity is already sufficient. /// - /// If the capacity for `self` is already equal to or greater than the - /// requested capacity, then no action is taken. + /// Note that the allocator may give the collection more space than it requests. Therefore + /// capacity can not be relied upon to be precisely minimal. Prefer `reserve` if future + /// insertions are expected. + /// + /// # Panics + /// + /// Panics if the new capacity overflows `uint`. /// /// # Example /// /// ``` - /// let mut vec: Vec = Vec::with_capacity(10); - /// vec.reserve_exact(11); - /// assert_eq!(vec.capacity(), 11); + /// let mut vec: Vec = vec![1]; + /// vec.reserve_exact(10); + /// assert!(vec.capacity() >= 11); /// ``` - pub fn reserve_exact(&mut self, capacity: uint) { - if mem::size_of::() == 0 { return } - - if capacity > self.cap { - let size = capacity.checked_mul(&mem::size_of::()) - .expect("capacity overflow"); - unsafe { - self.ptr = alloc_or_realloc(self.ptr, self.cap * mem::size_of::(), size); - if self.ptr.is_null() { ::alloc::oom() } + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn reserve_exact(&mut self, additional: uint) { + if self.cap - self.len < additional { + match self.len.checked_add(&additional) { + None => panic!("Vec::reserve: `uint` overflow"), + Some(new_cap) => self.grow_capacity(new_cap) } - self.cap = capacity; } } @@ -663,6 +659,7 @@ impl Vec { /// assert!(vec.capacity() >= 3); /// ``` #[stable] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn shrink_to_fit(&mut self) { if mem::size_of::() == 0 { return } @@ -713,7 +710,7 @@ impl Vec { /// vec.truncate(2); /// assert_eq!(vec, vec![1, 2]); /// ``` - #[unstable = "waiting on panic semantics"] + #[unstable = "matches collection reform specification; waiting on panic semantics"] pub fn truncate(&mut self, len: uint) { unsafe { // drop any extra elements @@ -761,6 +758,7 @@ impl Vec { /// } /// ``` #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn into_iter(self) -> MoveItems { unsafe { let ptr = self.ptr; @@ -796,26 +794,6 @@ impl Vec { self.len = len; } - /// Returns a mutable reference to the value at index `index`. - /// - /// # Failure - /// - /// Fails if `index` is out of bounds - /// - /// # Example - /// - /// ``` - /// # #![allow(deprecated)] - /// let mut vec = vec![1i, 2, 3]; - /// *vec.get_mut(1) = 4; - /// assert_eq!(vec, vec![1i, 4, 3]); - /// ``` - #[inline] - #[deprecated = "use `foo[index] = bar` instead"] - pub fn get_mut<'a>(&'a mut self, index: uint) -> &'a mut T { - &mut self.as_mut_slice()[index] - } - /// Removes an element from anywhere in the vector and return it, replacing /// it with the last element. This does not preserve ordering, but is O(1). /// @@ -868,7 +846,7 @@ impl Vec { let len = self.len(); assert!(index <= len); // space for the new element - self.reserve(len + 1); + self.reserve(1); unsafe { // infallible // The spot to put the new value @@ -970,7 +948,7 @@ impl Vec { /// ``` #[unstable = "this function may be renamed or change to unboxed closures"] pub fn grow_fn(&mut self, n: uint, f: |uint| -> T) { - self.reserve_additional(n); + self.reserve(n); for i in range(0u, n) { self.push(f(i)); } @@ -1076,7 +1054,26 @@ impl Vec { /// v.push(1i); /// assert!(!v.is_empty()); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn is_empty(&self) -> bool { self.len() == 0 } + + /// Reserves capacity for exactly `capacity` elements in the given vector. + /// + /// If the capacity for `self` is already equal to or greater than the + /// requested capacity, then no action is taken. + fn grow_capacity(&mut self, capacity: uint) { + if mem::size_of::() == 0 { return } + + if capacity > self.cap { + let size = capacity.checked_mul(&mem::size_of::()) + .expect("capacity overflow"); + unsafe { + self.ptr = alloc_or_realloc(self.ptr, self.cap * mem::size_of::(), size); + if self.ptr.is_null() { ::alloc::oom() } + } + self.cap = capacity; + } + } } impl Vec { @@ -1742,11 +1739,11 @@ mod tests { } #[test] - fn test_reserve_additional() { + fn test_reserve() { let mut v = Vec::new(); assert_eq!(v.capacity(), 0); - v.reserve_additional(2); + v.reserve(2); assert!(v.capacity() >= 2); for i in range(0i, 16) { @@ -1754,12 +1751,12 @@ mod tests { } assert!(v.capacity() >= 16); - v.reserve_additional(16); + v.reserve(16); assert!(v.capacity() >= 32); v.push(16); - v.reserve_additional(16); + v.reserve(16); assert!(v.capacity() >= 33) } diff --git a/src/libcollections/vec_map.rs b/src/libcollections/vec_map.rs index c0bc785126c70..38a345272b042 100644 --- a/src/libcollections/vec_map.rs +++ b/src/libcollections/vec_map.rs @@ -26,6 +26,8 @@ use vec::Vec; use hash; use hash::Hash; +// FIXME(conventions): capacity management??? + /// A map optimized for small integer keys. /// /// # Example @@ -42,14 +44,14 @@ use hash::Hash; /// println!("The end is near!"); /// } /// -/// assert_eq!(months.find(&1), Some(&"Jan")); +/// assert_eq!(months.get(&1), Some(&"Jan")); /// -/// match months.find_mut(&3) { +/// match months.get_mut(&3) { /// Some(value) => *value = "Venus", /// None => (), /// } /// -/// assert_eq!(months.find(&3), Some(&"Venus")); +/// assert_eq!(months.get(&3), Some(&"Venus")); /// /// // Print out all months /// for (key, value) in months.iter() { @@ -77,10 +79,7 @@ impl Clone for VecMap { #[inline] fn clone_from(&mut self, source: &VecMap) { - self.v.reserve(source.v.len()); - for (i, w) in self.v.iter_mut().enumerate() { - *w = source.v[i].clone(); - } + self.v.clone_from(&source.v); } } @@ -99,6 +98,7 @@ impl VecMap { /// use std::collections::VecMap; /// let mut map: VecMap<&str> = VecMap::new(); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn new() -> VecMap { VecMap{v: vec!()} } /// Creates an empty `VecMap` with space for at least `capacity` @@ -110,18 +110,21 @@ impl VecMap { /// use std::collections::VecMap; /// let mut map: VecMap<&str> = VecMap::with_capacity(10); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn with_capacity(capacity: uint) -> VecMap { VecMap { v: Vec::with_capacity(capacity) } } /// Returns an iterator visiting all keys in ascending order by the keys. /// The iterator's element type is `uint`. + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn keys<'r>(&'r self) -> Keys<'r, V> { self.iter().map(|(k, _v)| k) } /// Returns an iterator visiting all values in ascending order by the keys. /// The iterator's element type is `&'r V`. + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn values<'r>(&'r self) -> Values<'r, V> { self.iter().map(|(_k, v)| v) } @@ -144,6 +147,7 @@ impl VecMap { /// println!("{}: {}", key, value); /// } /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn iter<'r>(&'r self) -> Entries<'r, V> { Entries { front: 0, @@ -174,6 +178,7 @@ impl VecMap { /// assert_eq!(value, &"x"); /// } /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn iter_mut<'r>(&'r mut self) -> MutEntries<'r, V> { MutEntries { front: 0, @@ -201,6 +206,7 @@ impl VecMap { /// /// assert_eq!(vec, vec![(1, "a"), (2, "b"), (3, "c")]); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn into_iter(&mut self) -> FilterMap<(uint, Option), (uint, V), Enumerate>>> @@ -223,6 +229,7 @@ impl VecMap { /// a.insert(1, "a"); /// assert_eq!(a.len(), 1); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn len(&self) -> uint { self.v.iter().filter(|elt| elt.is_some()).count() } @@ -239,6 +246,7 @@ impl VecMap { /// a.insert(1, "a"); /// assert!(!a.is_empty()); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn is_empty(&self) -> bool { self.v.iter().all(|elt| elt.is_none()) } @@ -255,8 +263,15 @@ impl VecMap { /// a.clear(); /// assert!(a.is_empty()); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn clear(&mut self) { self.v.clear() } + /// Deprecated: Renamed to `get`. + #[deprecated = "Renamed to `get`"] + pub fn find(&self, key: &uint) -> Option<&V> { + self.get(key) + } + /// Returns a reference to the value corresponding to the key. /// /// # Example @@ -266,10 +281,11 @@ impl VecMap { /// /// let mut map = VecMap::new(); /// map.insert(1, "a"); - /// assert_eq!(map.find(&1), Some(&"a")); - /// assert_eq!(map.find(&2), None); + /// assert_eq!(map.get(&1), Some(&"a")); + /// assert_eq!(map.get(&2), None); /// ``` - pub fn find<'a>(&'a self, key: &uint) -> Option<&'a V> { + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn get(&self, key: &uint) -> Option<&V> { if *key < self.v.len() { match self.v[*key] { Some(ref value) => Some(value), @@ -293,8 +309,15 @@ impl VecMap { /// assert_eq!(map.contains_key(&2), false); /// ``` #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn contains_key(&self, key: &uint) -> bool { - self.find(key).is_some() + self.get(key).is_some() + } + + /// Deprecated: Renamed to `get_mut`. + #[deprecated = "Renamed to `get_mut`"] + pub fn find_mut(&mut self, key: &uint) -> Option<&mut V> { + self.get_mut(key) } /// Returns a mutable reference to the value corresponding to the key. @@ -306,13 +329,14 @@ impl VecMap { /// /// let mut map = VecMap::new(); /// map.insert(1, "a"); - /// match map.find_mut(&1) { + /// match map.get_mut(&1) { /// Some(x) => *x = "b", /// None => (), /// } /// assert_eq!(map[1], "b"); /// ``` - pub fn find_mut<'a>(&'a mut self, key: &uint) -> Option<&'a mut V> { + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn get_mut(&mut self, key: &uint) -> Option<&mut V> { if *key < self.v.len() { match *(&mut self.v[*key]) { Some(ref mut value) => Some(value), @@ -323,45 +347,10 @@ impl VecMap { } } - /// Inserts a key-value pair into the map. An existing value for a - /// key is replaced by the new value. Returns `true` if the key did - /// not already exist in the map. - /// - /// # Example - /// - /// ``` - /// use std::collections::VecMap; - /// - /// let mut map = VecMap::new(); - /// assert_eq!(map.insert(2, "value"), true); - /// assert_eq!(map.insert(2, "value2"), false); - /// assert_eq!(map[2], "value2"); - /// ``` - pub fn insert(&mut self, key: uint, value: V) -> bool { - let exists = self.contains_key(&key); - let len = self.v.len(); - if len <= key { - self.v.grow_fn(key - len + 1, |_| None); - } - self.v[key] = Some(value); - !exists - } - - /// Removes a key-value pair from the map. Returns `true` if the key - /// was present in the map. - /// - /// # Example - /// - /// ``` - /// use std::collections::VecMap; - /// - /// let mut map = VecMap::new(); - /// assert_eq!(map.remove(&1), false); - /// map.insert(1, "a"); - /// assert_eq!(map.remove(&1), true); - /// ``` - pub fn remove(&mut self, key: &uint) -> bool { - self.pop(key).is_some() + /// Deprecated: Renamed to `insert`. + #[deprecated = "Renamed to `insert`"] + pub fn swap(&mut self, key: uint, value: V) -> Option { + self.insert(key, value) } /// Inserts a key-value pair from the map. If the key already had a value @@ -373,20 +362,26 @@ impl VecMap { /// use std::collections::VecMap; /// /// let mut map = VecMap::new(); - /// assert_eq!(map.swap(37, "a"), None); + /// assert_eq!(map.insert(37, "a"), None); /// assert_eq!(map.is_empty(), false); /// /// map.insert(37, "b"); - /// assert_eq!(map.swap(37, "c"), Some("b")); + /// assert_eq!(map.insert(37, "c"), Some("b")); /// assert_eq!(map[37], "c"); /// ``` - pub fn swap(&mut self, key: uint, value: V) -> Option { - match self.find_mut(&key) { - Some(loc) => { return Some(replace(loc, value)); } - None => () + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn insert(&mut self, key: uint, value: V) -> Option { + let len = self.v.len(); + if len <= key { + self.v.grow_fn(key - len + 1, |_| None); } - self.insert(key, value); - return None; + replace(&mut self.v[key], Some(value)) + } + + /// Deprecated: Renamed to `remove`. + #[deprecated = "Renamed to `remove`"] + pub fn pop(&mut self, key: &uint) -> Option { + self.remove(key) } /// Removes a key from the map, returning the value at the key if the key @@ -399,10 +394,11 @@ impl VecMap { /// /// let mut map = VecMap::new(); /// map.insert(1, "a"); - /// assert_eq!(map.pop(&1), Some("a")); - /// assert_eq!(map.pop(&1), None); + /// assert_eq!(map.remove(&1), Some("a")); + /// assert_eq!(map.remove(&1), None); /// ``` - pub fn pop(&mut self, key: &uint) -> Option { + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn remove(&mut self, key: &uint) -> Option { if *key >= self.v.len() { return None; } @@ -460,11 +456,11 @@ impl VecMap { val: V, ff: |uint, V, V| -> V) -> bool { - let new_val = match self.find(&key) { + let new_val = match self.get(&key) { None => val, Some(orig) => ff(key, (*orig).clone(), val) }; - self.insert(key, new_val) + self.insert(key, new_val).is_none() } } @@ -514,14 +510,14 @@ impl Extendable<(uint, V)> for VecMap { impl Index for VecMap { #[inline] fn index<'a>(&'a self, i: &uint) -> &'a V { - self.find(i).expect("key not present") + self.get(i).expect("key not present") } } impl IndexMut for VecMap { #[inline] fn index_mut<'a>(&'a mut self, i: &uint) -> &'a mut V { - self.find_mut(i).expect("key not present") + self.get_mut(i).expect("key not present") } } @@ -615,16 +611,16 @@ mod test_map { use super::VecMap; #[test] - fn test_find_mut() { + fn test_get_mut() { let mut m = VecMap::new(); - assert!(m.insert(1, 12i)); - assert!(m.insert(2, 8)); - assert!(m.insert(5, 14)); + assert!(m.insert(1, 12i).is_none()); + assert!(m.insert(2, 8).is_none()); + assert!(m.insert(5, 14).is_none()); let new = 100; - match m.find_mut(&5) { + match m.get_mut(&5) { None => panic!(), Some(x) => *x = new } - assert_eq!(m.find(&5), Some(&new)); + assert_eq!(m.get(&5), Some(&new)); } #[test] @@ -632,13 +628,13 @@ mod test_map { let mut map = VecMap::new(); assert_eq!(map.len(), 0); assert!(map.is_empty()); - assert!(map.insert(5, 20i)); + assert!(map.insert(5, 20i).is_none()); assert_eq!(map.len(), 1); assert!(!map.is_empty()); - assert!(map.insert(11, 12)); + assert!(map.insert(11, 12).is_none()); assert_eq!(map.len(), 2); assert!(!map.is_empty()); - assert!(map.insert(14, 22)); + assert!(map.insert(14, 22).is_none()); assert_eq!(map.len(), 3); assert!(!map.is_empty()); } @@ -646,14 +642,14 @@ mod test_map { #[test] fn test_clear() { let mut map = VecMap::new(); - assert!(map.insert(5, 20i)); - assert!(map.insert(11, 12)); - assert!(map.insert(14, 22)); + assert!(map.insert(5, 20i).is_none()); + assert!(map.insert(11, 12).is_none()); + assert!(map.insert(14, 22).is_none()); map.clear(); assert!(map.is_empty()); - assert!(map.find(&5).is_none()); - assert!(map.find(&11).is_none()); - assert!(map.find(&14).is_none()); + assert!(map.get(&5).is_none()); + assert!(map.get(&11).is_none()); + assert!(map.get(&14).is_none()); } #[test] @@ -678,28 +674,28 @@ mod test_map { map.update_with_key(3, 2, add_more_to_count); // check the total counts - assert_eq!(map.find(&3).unwrap(), &10); - assert_eq!(map.find(&5).unwrap(), &3); - assert_eq!(map.find(&9).unwrap(), &1); + assert_eq!(map.get(&3).unwrap(), &10); + assert_eq!(map.get(&5).unwrap(), &3); + assert_eq!(map.get(&9).unwrap(), &1); // sadly, no sevens were counted - assert!(map.find(&7).is_none()); + assert!(map.get(&7).is_none()); } #[test] - fn test_swap() { + fn test_insert() { let mut m = VecMap::new(); - assert_eq!(m.swap(1, 2i), None); - assert_eq!(m.swap(1, 3i), Some(2)); - assert_eq!(m.swap(1, 4i), Some(3)); + assert_eq!(m.insert(1, 2i), None); + assert_eq!(m.insert(1, 3i), Some(2)); + assert_eq!(m.insert(1, 4i), Some(3)); } #[test] - fn test_pop() { + fn test_remove() { let mut m = VecMap::new(); m.insert(1, 2i); - assert_eq!(m.pop(&1), Some(2)); - assert_eq!(m.pop(&1), None); + assert_eq!(m.remove(&1), Some(2)); + assert_eq!(m.remove(&1), None); } #[test] @@ -732,11 +728,11 @@ mod test_map { fn test_iterator() { let mut m = VecMap::new(); - assert!(m.insert(0, 1i)); - assert!(m.insert(1, 2)); - assert!(m.insert(3, 5)); - assert!(m.insert(6, 10)); - assert!(m.insert(10, 11)); + assert!(m.insert(0, 1i).is_none()); + assert!(m.insert(1, 2).is_none()); + assert!(m.insert(3, 5).is_none()); + assert!(m.insert(6, 10).is_none()); + assert!(m.insert(10, 11).is_none()); let mut it = m.iter(); assert_eq!(it.size_hint(), (0, Some(11))); @@ -757,11 +753,11 @@ mod test_map { fn test_iterator_size_hints() { let mut m = VecMap::new(); - assert!(m.insert(0, 1i)); - assert!(m.insert(1, 2)); - assert!(m.insert(3, 5)); - assert!(m.insert(6, 10)); - assert!(m.insert(10, 11)); + assert!(m.insert(0, 1i).is_none()); + assert!(m.insert(1, 2).is_none()); + assert!(m.insert(3, 5).is_none()); + assert!(m.insert(6, 10).is_none()); + assert!(m.insert(10, 11).is_none()); assert_eq!(m.iter().size_hint(), (0, Some(11))); assert_eq!(m.iter().rev().size_hint(), (0, Some(11))); @@ -773,11 +769,11 @@ mod test_map { fn test_mut_iterator() { let mut m = VecMap::new(); - assert!(m.insert(0, 1i)); - assert!(m.insert(1, 2)); - assert!(m.insert(3, 5)); - assert!(m.insert(6, 10)); - assert!(m.insert(10, 11)); + assert!(m.insert(0, 1i).is_none()); + assert!(m.insert(1, 2).is_none()); + assert!(m.insert(3, 5).is_none()); + assert!(m.insert(6, 10).is_none()); + assert!(m.insert(10, 11).is_none()); for (k, v) in m.iter_mut() { *v += k as int; @@ -796,11 +792,11 @@ mod test_map { fn test_rev_iterator() { let mut m = VecMap::new(); - assert!(m.insert(0, 1i)); - assert!(m.insert(1, 2)); - assert!(m.insert(3, 5)); - assert!(m.insert(6, 10)); - assert!(m.insert(10, 11)); + assert!(m.insert(0, 1i).is_none()); + assert!(m.insert(1, 2).is_none()); + assert!(m.insert(3, 5).is_none()); + assert!(m.insert(6, 10).is_none()); + assert!(m.insert(10, 11).is_none()); let mut it = m.iter().rev(); assert_eq!(it.next().unwrap(), (10, &11)); @@ -815,11 +811,11 @@ mod test_map { fn test_mut_rev_iterator() { let mut m = VecMap::new(); - assert!(m.insert(0, 1i)); - assert!(m.insert(1, 2)); - assert!(m.insert(3, 5)); - assert!(m.insert(6, 10)); - assert!(m.insert(10, 11)); + assert!(m.insert(0, 1i).is_none()); + assert!(m.insert(1, 2).is_none()); + assert!(m.insert(3, 5).is_none()); + assert!(m.insert(6, 10).is_none()); + assert!(m.insert(10, 11).is_none()); for (k, v) in m.iter_mut().rev() { *v += k as int; @@ -880,15 +876,15 @@ mod test_map { let mut b = VecMap::new(); assert!(a == b); - assert!(a.insert(0, 5i)); + assert!(a.insert(0, 5i).is_none()); assert!(a != b); - assert!(b.insert(0, 4i)); + assert!(b.insert(0, 4i).is_none()); assert!(a != b); - assert!(a.insert(5, 19)); + assert!(a.insert(5, 19).is_none()); assert!(a != b); - assert!(!b.insert(0, 5)); + assert!(!b.insert(0, 5).is_none()); assert!(a != b); - assert!(b.insert(5, 19)); + assert!(b.insert(5, 19).is_none()); assert!(a == b); } @@ -898,15 +894,15 @@ mod test_map { let mut b = VecMap::new(); assert!(!(a < b) && !(b < a)); - assert!(b.insert(2u, 5i)); + assert!(b.insert(2u, 5i).is_none()); assert!(a < b); - assert!(a.insert(2, 7)); + assert!(a.insert(2, 7).is_none()); assert!(!(a < b) && b < a); - assert!(b.insert(1, 0)); + assert!(b.insert(1, 0).is_none()); assert!(b < a); - assert!(a.insert(0, 6)); + assert!(a.insert(0, 6).is_none()); assert!(a < b); - assert!(a.insert(6, 2)); + assert!(a.insert(6, 2).is_none()); assert!(a < b && !(b < a)); } @@ -916,10 +912,10 @@ mod test_map { let mut b = VecMap::new(); assert!(a <= b && a >= b); - assert!(a.insert(1u, 1i)); + assert!(a.insert(1u, 1i).is_none()); assert!(a > b && a >= b); assert!(b < a && b <= a); - assert!(b.insert(2, 2)); + assert!(b.insert(2, 2).is_none()); assert!(b > a && b >= a); assert!(a < b && a <= b); } @@ -948,7 +944,7 @@ mod test_map { let map: VecMap = xs.iter().map(|&x| x).collect(); for &(k, v) in xs.iter() { - assert_eq!(map.find(&k), Some(&v)); + assert_eq!(map.get(&k), Some(&v)); } } @@ -1022,7 +1018,7 @@ mod bench { let mut m : VecMap = VecMap::new(); find_rand_n(100, &mut m, b, |m, i| { m.insert(i, 1); }, - |m, i| { m.find(&i); }); + |m, i| { m.get(&i); }); } #[bench] @@ -1030,7 +1026,7 @@ mod bench { let mut m : VecMap = VecMap::new(); find_rand_n(10_000, &mut m, b, |m, i| { m.insert(i, 1); }, - |m, i| { m.find(&i); }); + |m, i| { m.get(&i); }); } // Find seq @@ -1039,7 +1035,7 @@ mod bench { let mut m : VecMap = VecMap::new(); find_seq_n(100, &mut m, b, |m, i| { m.insert(i, 1); }, - |m, i| { m.find(&i); }); + |m, i| { m.get(&i); }); } #[bench] @@ -1047,6 +1043,6 @@ mod bench { let mut m : VecMap = VecMap::new(); find_seq_n(10_000, &mut m, b, |m, i| { m.insert(i, 1); }, - |m, i| { m.find(&i); }); + |m, i| { m.get(&i); }); } } diff --git a/src/libgreen/lib.rs b/src/libgreen/lib.rs index fcebfeac29298..ed394fc0de5f9 100644 --- a/src/libgreen/lib.rs +++ b/src/libgreen/lib.rs @@ -417,7 +417,7 @@ impl SchedPool { } // Jettison the task away! - self.handles.get_mut(idx).send(TaskFromFriend(task)); + self.handles[idx].send(TaskFromFriend(task)); } /// Spawns a new scheduler into this M:N pool. A handle is returned to the diff --git a/src/libgreen/sched.rs b/src/libgreen/sched.rs index b1c2695ac7d27..50b10873faf48 100644 --- a/src/libgreen/sched.rs +++ b/src/libgreen/sched.rs @@ -502,7 +502,7 @@ impl Scheduler { let len = work_queues.len(); let start_index = self.rng.gen_range(0, len); for index in range(0, len).map(|i| (i + start_index) % len) { - match work_queues.get_mut(index).steal() { + match work_queues[index].steal() { deque::Data(task) => { rtdebug!("found task by stealing"); return Some(task) diff --git a/src/librustc/back/link.rs b/src/librustc/back/link.rs index 81f856c29d5d3..7488cb59830a0 100644 --- a/src/librustc/back/link.rs +++ b/src/librustc/back/link.rs @@ -220,7 +220,7 @@ fn symbol_hash(tcx: &ty::ctxt, } fn get_symbol_hash(ccx: &CrateContext, t: ty::t) -> String { - match ccx.type_hashcodes().borrow().find(&t) { + match ccx.type_hashcodes().borrow().get(&t) { Some(h) => return h.to_string(), None => {} } diff --git a/src/librustc/driver/session.rs b/src/librustc/driver/session.rs index 57c65ccebc5b2..35ccbb4c7b410 100644 --- a/src/librustc/driver/session.rs +++ b/src/librustc/driver/session.rs @@ -127,7 +127,7 @@ impl Session { msg: String) { let lint_id = lint::LintId::of(lint); let mut lints = self.lints.borrow_mut(); - match lints.find_mut(&id) { + match lints.get_mut(&id) { Some(arr) => { arr.push((lint_id, sp, msg)); return; } None => {} } diff --git a/src/librustc/lint/builtin.rs b/src/librustc/lint/builtin.rs index b60b2ba984e16..d42a9c69dc125 100644 --- a/src/librustc/lint/builtin.rs +++ b/src/librustc/lint/builtin.rs @@ -403,7 +403,7 @@ impl<'a, 'tcx> ImproperCTypesVisitor<'a, 'tcx> { libc::c_uint or libc::c_ulong should be used"); } def::DefTy(..) => { - let tty = match self.cx.tcx.ast_ty_to_ty_cache.borrow().find(&ty_id) { + let tty = match self.cx.tcx.ast_ty_to_ty_cache.borrow().get(&ty_id) { Some(&ty::atttce_resolved(t)) => t, _ => panic!("ast_ty_to_ty_cache was incomplete after typeck!") }; @@ -994,7 +994,7 @@ impl LintPass for NonSnakeCase { fn check_pat(&mut self, cx: &Context, p: &ast::Pat) { match &p.node { &ast::PatIdent(_, ref path1, _) => { - match cx.tcx.def_map.borrow().find(&p.id) { + match cx.tcx.def_map.borrow().get(&p.id) { Some(&def::DefLocal(_)) => { self.check_snake_case(cx, "variable", path1.node, p.span); } @@ -1051,7 +1051,7 @@ impl LintPass for NonUpperCaseGlobals { fn check_pat(&mut self, cx: &Context, p: &ast::Pat) { // Lint for constants that look like binding identifiers (#7526) - match (&p.node, cx.tcx.def_map.borrow().find(&p.id)) { + match (&p.node, cx.tcx.def_map.borrow().get(&p.id)) { (&ast::PatIdent(_, ref path1, _), Some(&def::DefConst(..))) => { let s = token::get_ident(path1.node); if s.get().chars().any(|c| c.is_lowercase()) { @@ -1211,7 +1211,7 @@ impl LintPass for NonShorthandFieldPatterns { ast::PatStruct(_, ref v, _) => { for fieldpat in v.iter() .filter(|fieldpat| !fieldpat.node.is_shorthand) - .filter(|fieldpat| def_map.find(&fieldpat.node.pat.id) + .filter(|fieldpat| def_map.get(&fieldpat.node.pat.id) == Some(&def::DefLocal(fieldpat.node.pat.id))) { match fieldpat.node.pat.node { ast::PatIdent(_, ident, None) if ident.node.as_str() @@ -1368,7 +1368,7 @@ impl LintPass for UnusedAllocation { _ => return } - match cx.tcx.adjustments.borrow().find(&e.id) { + match cx.tcx.adjustments.borrow().get(&e.id) { Some(adjustment) => { match *adjustment { ty::AdjustDerefRef(ty::AutoDerefRef { ref autoref, .. }) => { @@ -1637,7 +1637,7 @@ impl LintPass for Stability { let id = match e.node { ast::ExprPath(..) | ast::ExprStruct(..) => { - match cx.tcx.def_map.borrow().find(&e.id) { + match cx.tcx.def_map.borrow().get(&e.id) { Some(&def) => def.def_id(), None => return } @@ -1645,7 +1645,7 @@ impl LintPass for Stability { ast::ExprMethodCall(i, _, _) => { span = i.span; let method_call = typeck::MethodCall::expr(e.id); - match cx.tcx.method_map.borrow().find(&method_call) { + match cx.tcx.method_map.borrow().get(&method_call) { Some(method) => { match method.origin { typeck::MethodStatic(def_id) => { diff --git a/src/librustc/lint/context.rs b/src/librustc/lint/context.rs index 6da74eee8a319..76187f192c2b9 100644 --- a/src/librustc/lint/context.rs +++ b/src/librustc/lint/context.rs @@ -84,7 +84,7 @@ enum TargetLint { impl LintStore { fn get_level_source(&self, lint: LintId) -> LevelSource { - match self.levels.find(&lint) { + match self.levels.get(&lint) { Some(&s) => s, None => (Allow, Default), } @@ -124,7 +124,7 @@ impl LintStore { self.lints.push((*lint, from_plugin)); let id = LintId::of(*lint); - if !self.by_name.insert(lint.name_lower(), Id(id)) { + if self.by_name.insert(lint.name_lower(), Id(id)).is_some() { let msg = format!("duplicate specification of lint {}", lint.name_lower()); match (sess, from_plugin) { // We load builtin lints first, so a duplicate is a compiler bug. @@ -147,7 +147,7 @@ impl LintStore { pub fn register_group(&mut self, sess: Option<&Session>, from_plugin: bool, name: &'static str, to: Vec) { - let new = self.lint_groups.insert(name, (to, from_plugin)); + let new = self.lint_groups.insert(name, (to, from_plugin)).is_none(); if !new { let msg = format!("duplicate specification of lint group {}", name); @@ -437,11 +437,11 @@ impl<'a, 'tcx> Context<'a, 'tcx> { /// Get the level of `lint` at the current position of the lint /// traversal. pub fn current_level(&self, lint: &'static Lint) -> Level { - self.lints.levels.find(&LintId::of(lint)).map_or(Allow, |&(lvl, _)| lvl) + self.lints.levels.get(&LintId::of(lint)).map_or(Allow, |&(lvl, _)| lvl) } fn lookup_and_emit(&self, lint: &'static Lint, span: Option, msg: &str) { - let (level, src) = match self.lints.levels.find(&LintId::of(lint)) { + let (level, src) = match self.lints.levels.get(&LintId::of(lint)) { None => return, Some(&(Warn, src)) => { let lint_id = LintId::of(builtin::WARNINGS); @@ -750,7 +750,7 @@ impl<'a, 'tcx, 'v> Visitor<'v> for Context<'a, 'tcx> { // Output any lints that were previously added to the session. impl<'a, 'tcx> IdVisitingOperation for Context<'a, 'tcx> { fn visit_id(&mut self, id: ast::NodeId) { - match self.tcx.sess.lints.borrow_mut().pop(&id) { + match self.tcx.sess.lints.borrow_mut().remove(&id) { None => {} Some(lints) => { for (lint_id, span, msg) in lints.into_iter() { diff --git a/src/librustc/metadata/cstore.rs b/src/librustc/metadata/cstore.rs index e8c5f6f4910e0..36456b3c4a9a0 100644 --- a/src/librustc/metadata/cstore.rs +++ b/src/librustc/metadata/cstore.rs @@ -213,7 +213,7 @@ impl CStore { pub fn find_extern_mod_stmt_cnum(&self, emod_id: ast::NodeId) -> Option { - self.extern_mod_crate_map.borrow().find(&emod_id).map(|x| *x) + self.extern_mod_crate_map.borrow().get(&emod_id).map(|x| *x) } } diff --git a/src/librustc/metadata/decoder.rs b/src/librustc/metadata/decoder.rs index 92f3b888dcd52..2fd6e2b47870e 100644 --- a/src/librustc/metadata/decoder.rs +++ b/src/librustc/metadata/decoder.rs @@ -1209,7 +1209,7 @@ pub fn translate_def_id(cdata: Cmd, did: ast::DefId) -> ast::DefId { return ast::DefId { krate: cdata.cnum, node: did.node }; } - match cdata.cnum_map.find(&did.krate) { + match cdata.cnum_map.get(&did.krate) { Some(&n) => { ast::DefId { krate: n, @@ -1321,7 +1321,7 @@ pub fn get_dylib_dependency_formats(cdata: Cmd) let cnum = spec.split(':').nth(0).unwrap(); let link = spec.split(':').nth(1).unwrap(); let cnum = from_str(cnum).unwrap(); - let cnum = match cdata.cnum_map.find(&cnum) { + let cnum = match cdata.cnum_map.get(&cnum) { Some(&n) => n, None => panic!("didn't find a crate in the cnum_map") }; diff --git a/src/librustc/metadata/encoder.rs b/src/librustc/metadata/encoder.rs index da7e78d272fd8..66b647fabdc8a 100644 --- a/src/librustc/metadata/encoder.rs +++ b/src/librustc/metadata/encoder.rs @@ -253,7 +253,7 @@ fn encode_symbol(ecx: &EncodeContext, rbml_w: &mut Encoder, id: NodeId) { rbml_w.start_tag(tag_items_data_item_symbol); - match ecx.item_symbols.borrow().find(&id) { + match ecx.item_symbols.borrow().get(&id) { Some(x) => { debug!("encode_symbol(id={}, str={})", id, *x); rbml_w.writer.write(x.as_bytes()); @@ -397,7 +397,7 @@ fn encode_reexported_static_base_methods(ecx: &EncodeContext, exp: &middle::resolve::Export2) -> bool { let impl_items = ecx.tcx.impl_items.borrow(); - match ecx.tcx.inherent_impls.borrow().find(&exp.def_id) { + match ecx.tcx.inherent_impls.borrow().get(&exp.def_id) { Some(implementations) => { for base_impl_did in implementations.iter() { for &method_did in (*impl_items)[*base_impl_did].iter() { @@ -426,7 +426,7 @@ fn encode_reexported_static_trait_methods(ecx: &EncodeContext, rbml_w: &mut Encoder, exp: &middle::resolve::Export2) -> bool { - match ecx.tcx.trait_items_cache.borrow().find(&exp.def_id) { + match ecx.tcx.trait_items_cache.borrow().get(&exp.def_id) { Some(trait_items) => { for trait_item in trait_items.iter() { match *trait_item { @@ -531,7 +531,7 @@ fn encode_reexports(ecx: &EncodeContext, id: NodeId, path: PathElems) { debug!("(encoding info for module) encoding reexports for {}", id); - match ecx.reexports2.find(&id) { + match ecx.reexports2.get(&id) { Some(ref exports) => { debug!("(encoding info for module) found reexports for {}", id); for exp in exports.iter() { @@ -978,7 +978,7 @@ fn should_inline(attrs: &[Attribute]) -> bool { fn encode_inherent_implementations(ecx: &EncodeContext, rbml_w: &mut Encoder, def_id: DefId) { - match ecx.tcx.inherent_impls.borrow().find(&def_id) { + match ecx.tcx.inherent_impls.borrow().get(&def_id) { None => {} Some(implementations) => { for &impl_def_id in implementations.iter() { @@ -994,7 +994,7 @@ fn encode_inherent_implementations(ecx: &EncodeContext, fn encode_extension_implementations(ecx: &EncodeContext, rbml_w: &mut Encoder, trait_def_id: DefId) { - match ecx.tcx.trait_impls.borrow().find(&trait_def_id) { + match ecx.tcx.trait_impls.borrow().get(&trait_def_id) { None => {} Some(implementations) => { for &impl_def_id in implementations.borrow().iter() { @@ -1987,7 +1987,7 @@ fn encode_crate_triple(rbml_w: &mut Encoder, triple: &str) { fn encode_dylib_dependency_formats(rbml_w: &mut Encoder, ecx: &EncodeContext) { rbml_w.start_tag(tag_dylib_dependency_formats); - match ecx.tcx.dependency_formats.borrow().find(&config::CrateTypeDylib) { + match ecx.tcx.dependency_formats.borrow().get(&config::CrateTypeDylib) { Some(arr) => { let s = arr.iter().enumerate().filter_map(|(i, slot)| { slot.map(|kind| (format!("{}:{}", i + 1, match kind { diff --git a/src/librustc/metadata/tydecode.rs b/src/librustc/metadata/tydecode.rs index b9660dbd46629..227a6f71bfda9 100644 --- a/src/librustc/metadata/tydecode.rs +++ b/src/librustc/metadata/tydecode.rs @@ -675,16 +675,16 @@ fn parse_builtin_bounds(st: &mut PState, _conv: conv_did) -> ty::BuiltinBounds { loop { match next(st) { 'S' => { - builtin_bounds.add(ty::BoundSend); + builtin_bounds.insert(ty::BoundSend); } 'Z' => { - builtin_bounds.add(ty::BoundSized); + builtin_bounds.insert(ty::BoundSized); } 'P' => { - builtin_bounds.add(ty::BoundCopy); + builtin_bounds.insert(ty::BoundCopy); } 'T' => { - builtin_bounds.add(ty::BoundSync); + builtin_bounds.insert(ty::BoundSync); } '.' => { return builtin_bounds; diff --git a/src/librustc/metadata/tyencode.rs b/src/librustc/metadata/tyencode.rs index 5fb1fec53400c..027b9980a32b9 100644 --- a/src/librustc/metadata/tyencode.rs +++ b/src/librustc/metadata/tyencode.rs @@ -50,7 +50,7 @@ pub struct ty_abbrev { pub type abbrev_map = RefCell>; pub fn enc_ty(w: &mut SeekableMemWriter, cx: &ctxt, t: ty::t) { - match cx.abbrevs.borrow_mut().find(&t) { + match cx.abbrevs.borrow_mut().get(&t) { Some(a) => { w.write(a.s.as_bytes()); return; } None => {} } diff --git a/src/librustc/middle/astencode.rs b/src/librustc/middle/astencode.rs index 5410417ec3f5c..9268418ef94e9 100644 --- a/src/librustc/middle/astencode.rs +++ b/src/librustc/middle/astencode.rs @@ -1151,14 +1151,14 @@ fn encode_side_tables_for_id(ecx: &e::EncodeContext, debug!("Encoding side tables for id {}", id); - for def in tcx.def_map.borrow().find(&id).iter() { + for def in tcx.def_map.borrow().get(&id).iter() { rbml_w.tag(c::tag_table_def, |rbml_w| { rbml_w.id(id); rbml_w.tag(c::tag_table_val, |rbml_w| (*def).encode(rbml_w).unwrap()); }) } - for &ty in tcx.node_types.borrow().find(&(id as uint)).iter() { + for &ty in tcx.node_types.borrow().get(&(id as uint)).iter() { rbml_w.tag(c::tag_table_node_type, |rbml_w| { rbml_w.id(id); rbml_w.tag(c::tag_table_val, |rbml_w| { @@ -1167,7 +1167,7 @@ fn encode_side_tables_for_id(ecx: &e::EncodeContext, }) } - for &item_substs in tcx.item_substs.borrow().find(&id).iter() { + for &item_substs in tcx.item_substs.borrow().get(&id).iter() { rbml_w.tag(c::tag_table_item_subst, |rbml_w| { rbml_w.id(id); rbml_w.tag(c::tag_table_val, |rbml_w| { @@ -1176,7 +1176,7 @@ fn encode_side_tables_for_id(ecx: &e::EncodeContext, }) } - for &fv in tcx.freevars.borrow().find(&id).iter() { + for &fv in tcx.freevars.borrow().get(&id).iter() { rbml_w.tag(c::tag_table_freevars, |rbml_w| { rbml_w.id(id); rbml_w.tag(c::tag_table_val, |rbml_w| { @@ -1209,7 +1209,7 @@ fn encode_side_tables_for_id(ecx: &e::EncodeContext, } } - for &cm in tcx.capture_modes.borrow().find(&id).iter() { + for &cm in tcx.capture_modes.borrow().get(&id).iter() { rbml_w.tag(c::tag_table_capture_modes, |rbml_w| { rbml_w.id(id); rbml_w.tag(c::tag_table_val, |rbml_w| { @@ -1219,7 +1219,7 @@ fn encode_side_tables_for_id(ecx: &e::EncodeContext, } let lid = ast::DefId { krate: ast::LOCAL_CRATE, node: id }; - for &pty in tcx.tcache.borrow().find(&lid).iter() { + for &pty in tcx.tcache.borrow().get(&lid).iter() { rbml_w.tag(c::tag_table_tcache, |rbml_w| { rbml_w.id(id); rbml_w.tag(c::tag_table_val, |rbml_w| { @@ -1228,7 +1228,7 @@ fn encode_side_tables_for_id(ecx: &e::EncodeContext, }) } - for &type_param_def in tcx.ty_param_defs.borrow().find(&id).iter() { + for &type_param_def in tcx.ty_param_defs.borrow().get(&id).iter() { rbml_w.tag(c::tag_table_param_defs, |rbml_w| { rbml_w.id(id); rbml_w.tag(c::tag_table_val, |rbml_w| { @@ -1238,7 +1238,7 @@ fn encode_side_tables_for_id(ecx: &e::EncodeContext, } let method_call = MethodCall::expr(id); - for &method in tcx.method_map.borrow().find(&method_call).iter() { + for &method in tcx.method_map.borrow().get(&method_call).iter() { rbml_w.tag(c::tag_table_method_map, |rbml_w| { rbml_w.id(id); rbml_w.tag(c::tag_table_val, |rbml_w| { @@ -1247,7 +1247,7 @@ fn encode_side_tables_for_id(ecx: &e::EncodeContext, }) } - for &trait_ref in tcx.object_cast_map.borrow().find(&id).iter() { + for &trait_ref in tcx.object_cast_map.borrow().get(&id).iter() { rbml_w.tag(c::tag_table_object_cast_map, |rbml_w| { rbml_w.id(id); rbml_w.tag(c::tag_table_val, |rbml_w| { @@ -1256,11 +1256,11 @@ fn encode_side_tables_for_id(ecx: &e::EncodeContext, }) } - for &adjustment in tcx.adjustments.borrow().find(&id).iter() { + for &adjustment in tcx.adjustments.borrow().get(&id).iter() { match *adjustment { _ if ty::adjust_is_object(adjustment) => { let method_call = MethodCall::autoobject(id); - for &method in tcx.method_map.borrow().find(&method_call).iter() { + for &method in tcx.method_map.borrow().get(&method_call).iter() { rbml_w.tag(c::tag_table_method_map, |rbml_w| { rbml_w.id(id); rbml_w.tag(c::tag_table_val, |rbml_w| { @@ -1273,7 +1273,7 @@ fn encode_side_tables_for_id(ecx: &e::EncodeContext, assert!(!ty::adjust_is_object(adjustment)); for autoderef in range(0, adj.autoderefs) { let method_call = MethodCall::autoderef(id, autoderef); - for &method in tcx.method_map.borrow().find(&method_call).iter() { + for &method in tcx.method_map.borrow().get(&method_call).iter() { rbml_w.tag(c::tag_table_method_map, |rbml_w| { rbml_w.id(id); rbml_w.tag(c::tag_table_val, |rbml_w| { @@ -1299,7 +1299,7 @@ fn encode_side_tables_for_id(ecx: &e::EncodeContext, for unboxed_closure in tcx.unboxed_closures .borrow() - .find(&ast_util::local_def(id)) + .get(&ast_util::local_def(id)) .iter() { rbml_w.tag(c::tag_table_unboxed_closures, |rbml_w| { rbml_w.id(id); diff --git a/src/librustc/middle/borrowck/move_data.rs b/src/librustc/middle/borrowck/move_data.rs index 98376726913c3..2a92db3e7d4ec 100644 --- a/src/librustc/middle/borrowck/move_data.rs +++ b/src/librustc/middle/borrowck/move_data.rs @@ -242,7 +242,7 @@ impl MoveData { * base paths that do not yet have an index. */ - match self.path_map.borrow().find(&lp) { + match self.path_map.borrow().get(&lp) { Some(&index) => { return index; } @@ -577,7 +577,7 @@ impl<'a, 'tcx> FlowedMoveData<'a, 'tcx> { //! Returns the kind of a move of `loan_path` by `id`, if one exists. let mut ret = None; - for loan_path_index in self.move_data.path_map.borrow().find(&*loan_path).iter() { + for loan_path_index in self.move_data.path_map.borrow().get(&*loan_path).iter() { self.dfcx_moves.each_gen_bit(id, |move_index| { let the_move = self.move_data.moves.borrow(); let the_move = (*the_move)[move_index]; diff --git a/src/librustc/middle/cfg/construct.rs b/src/librustc/middle/cfg/construct.rs index 146891825d684..1e38250ceb38d 100644 --- a/src/librustc/middle/cfg/construct.rs +++ b/src/librustc/middle/cfg/construct.rs @@ -512,7 +512,7 @@ impl<'a, 'tcx> CFGBuilder<'a, 'tcx> { func_or_rcvr: &ast::Expr, args: I) -> CFGIndex { let method_call = typeck::MethodCall::expr(call_expr.id); - let return_ty = ty::ty_fn_ret(match self.tcx.method_map.borrow().find(&method_call) { + let return_ty = ty::ty_fn_ret(match self.tcx.method_map.borrow().get(&method_call) { Some(method) => method.ty, None => ty::expr_ty(self.tcx, func_or_rcvr) }); @@ -610,7 +610,7 @@ impl<'a, 'tcx> CFGBuilder<'a, 'tcx> { } Some(_) => { - match self.tcx.def_map.borrow().find(&expr.id) { + match self.tcx.def_map.borrow().get(&expr.id) { Some(&def::DefLabel(loop_id)) => { for l in self.loop_scopes.iter() { if l.loop_id == loop_id { diff --git a/src/librustc/middle/check_const.rs b/src/librustc/middle/check_const.rs index 6cf1a93b40b7b..b03fe0f3f6fb8 100644 --- a/src/librustc/middle/check_const.rs +++ b/src/librustc/middle/check_const.rs @@ -143,7 +143,7 @@ fn check_expr(v: &mut CheckCrateVisitor, e: &Expr) -> bool { "paths in constants may only refer to items without \ type parameters"); } - match v.tcx.def_map.borrow().find(&e.id) { + match v.tcx.def_map.borrow().get(&e.id) { Some(&DefStatic(..)) | Some(&DefConst(..)) | Some(&DefFn(..)) | @@ -162,7 +162,7 @@ fn check_expr(v: &mut CheckCrateVisitor, e: &Expr) -> bool { } } ExprCall(ref callee, _) => { - match v.tcx.def_map.borrow().find(&callee.id) { + match v.tcx.def_map.borrow().get(&callee.id) { Some(&DefStruct(..)) | Some(&DefVariant(..)) => {} // OK. diff --git a/src/librustc/middle/check_match.rs b/src/librustc/middle/check_match.rs index fe38669ea6c29..4dcd5d8873ea4 100644 --- a/src/librustc/middle/check_match.rs +++ b/src/librustc/middle/check_match.rs @@ -639,7 +639,7 @@ fn pat_constructors(cx: &MatchCheckCtxt, p: &Pat, let pat = raw_pat(p); match pat.node { PatIdent(..) => - match cx.tcx.def_map.borrow().find(&pat.id) { + match cx.tcx.def_map.borrow().get(&pat.id) { Some(&DefConst(..)) => cx.tcx.sess.span_bug(pat.span, "const pattern should've \ been rewritten"), @@ -648,7 +648,7 @@ fn pat_constructors(cx: &MatchCheckCtxt, p: &Pat, _ => vec!() }, PatEnum(..) => - match cx.tcx.def_map.borrow().find(&pat.id) { + match cx.tcx.def_map.borrow().get(&pat.id) { Some(&DefConst(..)) => cx.tcx.sess.span_bug(pat.span, "const pattern should've \ been rewritten"), @@ -656,7 +656,7 @@ fn pat_constructors(cx: &MatchCheckCtxt, p: &Pat, _ => vec!(Single) }, PatStruct(..) => - match cx.tcx.def_map.borrow().find(&pat.id) { + match cx.tcx.def_map.borrow().get(&pat.id) { Some(&DefConst(..)) => cx.tcx.sess.span_bug(pat.span, "const pattern should've \ been rewritten"), diff --git a/src/librustc/middle/check_static_recursion.rs b/src/librustc/middle/check_static_recursion.rs index 1c83bf1991920..a3738f031a965 100644 --- a/src/librustc/middle/check_static_recursion.rs +++ b/src/librustc/middle/check_static_recursion.rs @@ -95,7 +95,7 @@ impl<'a, 'ast, 'v> Visitor<'v> for CheckItemRecursionVisitor<'a, 'ast> { fn visit_expr(&mut self, e: &ast::Expr) { match e.node { ast::ExprPath(..) => { - match self.def_map.borrow().find(&e.id) { + match self.def_map.borrow().get(&e.id) { Some(&DefStatic(def_id, _)) | Some(&DefConst(def_id)) if ast_util::is_local(def_id) => { diff --git a/src/librustc/middle/const_eval.rs b/src/librustc/middle/const_eval.rs index ce91bd1b15388..fdda5f1a860e6 100644 --- a/src/librustc/middle/const_eval.rs +++ b/src/librustc/middle/const_eval.rs @@ -123,7 +123,7 @@ fn lookup_variant_by_id<'a>(tcx: &'a ty::ctxt, Some(_) => None } } else { - match tcx.extern_const_variants.borrow().find(&variant_def) { + match tcx.extern_const_variants.borrow().get(&variant_def) { Some(&ast::DUMMY_NODE_ID) => return None, Some(&expr_id) => { return Some(tcx.map.expect_expr(expr_id)); @@ -163,7 +163,7 @@ pub fn lookup_const_by_id<'a>(tcx: &'a ty::ctxt, def_id: ast::DefId) Some(_) => None } } else { - match tcx.extern_const_statics.borrow().find(&def_id) { + match tcx.extern_const_statics.borrow().get(&def_id) { Some(&ast::DUMMY_NODE_ID) => return None, Some(&expr_id) => { return Some(tcx.map.expect_expr(expr_id)); @@ -192,7 +192,7 @@ struct ConstEvalVisitor<'a, 'tcx: 'a> { impl<'a, 'tcx> ConstEvalVisitor<'a, 'tcx> { fn classify(&mut self, e: &Expr) -> constness { let did = ast_util::local_def(e.id); - match self.ccache.find(&did) { + match self.ccache.get(&did) { Some(&x) => return x, None => {} } diff --git a/src/librustc/middle/dataflow.rs b/src/librustc/middle/dataflow.rs index 612c9a00bbef4..97dfa4ecd361a 100644 --- a/src/librustc/middle/dataflow.rs +++ b/src/librustc/middle/dataflow.rs @@ -86,7 +86,7 @@ struct PropagationContext<'a, 'b: 'a, 'tcx: 'b, O: 'a> { } fn to_cfgidx_or_die(id: ast::NodeId, index: &NodeMap) -> CFGIndex { - let opt_cfgindex = index.find(&id).map(|&i|i); + let opt_cfgindex = index.get(&id).map(|&i|i); opt_cfgindex.unwrap_or_else(|| { panic!("nodeid_to_index does not have entry for NodeId {}", id); }) @@ -397,7 +397,7 @@ impl<'a, 'tcx, O:DataFlowOperator> DataFlowContext<'a, 'tcx, O> { let mut changed = false; for &node_id in edge.data.exiting_scopes.iter() { - let opt_cfg_idx = self.nodeid_to_index.find(&node_id).map(|&i|i); + let opt_cfg_idx = self.nodeid_to_index.get(&node_id).map(|&i|i); match opt_cfg_idx { Some(cfg_idx) => { let (start, end) = self.compute_id_range(cfg_idx); diff --git a/src/librustc/middle/dead.rs b/src/librustc/middle/dead.rs index ec09706f97e80..2ae2f9bfe7a02 100644 --- a/src/librustc/middle/dead.rs +++ b/src/librustc/middle/dead.rs @@ -74,7 +74,7 @@ impl<'a, 'tcx> MarkSymbolVisitor<'a, 'tcx> { } fn lookup_and_handle_definition(&mut self, id: &ast::NodeId) { - self.tcx.def_map.borrow().find(id).map(|def| { + self.tcx.def_map.borrow().get(id).map(|def| { match def { &def::DefConst(_) => { self.check_def_id(def.def_id()) @@ -95,7 +95,7 @@ impl<'a, 'tcx> MarkSymbolVisitor<'a, 'tcx> { fn lookup_and_handle_method(&mut self, id: ast::NodeId, span: codemap::Span) { let method_call = typeck::MethodCall::expr(id); - match self.tcx.method_map.borrow().find(&method_call) { + match self.tcx.method_map.borrow().get(&method_call) { Some(method) => { match method.origin { typeck::MethodStatic(def_id) => { @@ -493,7 +493,7 @@ impl<'a, 'tcx> DeadVisitor<'a, 'tcx> { // method of a private type is used, but the type itself is never // called directly. let impl_items = self.tcx.impl_items.borrow(); - match self.tcx.inherent_impls.borrow().find(&local_def(id)) { + match self.tcx.inherent_impls.borrow().get(&local_def(id)) { None => (), Some(impl_list) => { for impl_did in impl_list.iter() { diff --git a/src/librustc/middle/dependency_format.rs b/src/librustc/middle/dependency_format.rs index 20be740620492..bfabcc958d7c1 100644 --- a/src/librustc/middle/dependency_format.rs +++ b/src/librustc/middle/dependency_format.rs @@ -158,7 +158,7 @@ fn calculate_type(sess: &session::Session, // Collect what we've got so far in the return vector. let mut ret = range(1, sess.cstore.next_crate_num()).map(|i| { - match formats.find(&i).map(|v| *v) { + match formats.get(&i).map(|v| *v) { v @ Some(cstore::RequireDynamic) => v, _ => None, } @@ -209,7 +209,7 @@ fn add_library(sess: &session::Session, cnum: ast::CrateNum, link: cstore::LinkagePreference, m: &mut HashMap) { - match m.find(&cnum) { + match m.get(&cnum) { Some(&link2) => { // If the linkages differ, then we'd have two copies of the library // if we continued linking. If the linkages are both static, then we diff --git a/src/librustc/middle/expr_use_visitor.rs b/src/librustc/middle/expr_use_visitor.rs index e8a85b89b5847..d12b612b03361 100644 --- a/src/librustc/middle/expr_use_visitor.rs +++ b/src/librustc/middle/expr_use_visitor.rs @@ -162,7 +162,7 @@ impl OverloadedCallType { let trait_did = tcx.unboxed_closures .borrow() - .find(&closure_did) + .get(&closure_did) .expect("OverloadedCallType::from_unboxed_closure: didn't \ find closure id") .kind @@ -535,7 +535,7 @@ impl<'d,'t,'tcx,TYPER:mc::Typer<'tcx>> ExprUseVisitor<'d,'t,TYPER> { match self.tcx() .method_map .borrow() - .find(&MethodCall::expr(call.id)) { + .get(&MethodCall::expr(call.id)) { Some(ref method_callee) => { OverloadedCallType::from_method_origin( self.tcx(), @@ -686,7 +686,7 @@ impl<'d,'t,'tcx,TYPER:mc::Typer<'tcx>> ExprUseVisitor<'d,'t,TYPER> { // process. fn walk_adjustment(&mut self, expr: &ast::Expr) { let typer = self.typer; - match typer.adjustments().borrow().find(&expr.id) { + match typer.adjustments().borrow().get(&expr.id) { None => { } Some(adjustment) => { match *adjustment { diff --git a/src/librustc/middle/lang_items.rs b/src/librustc/middle/lang_items.rs index 08202897558fb..1f3473c159f22 100644 --- a/src/librustc/middle/lang_items.rs +++ b/src/librustc/middle/lang_items.rs @@ -173,7 +173,7 @@ impl<'a> LanguageItemCollector<'a> { } // Matched. - *self.items.items.get_mut(item_index) = Some(item_def_id); + self.items.items[item_index] = Some(item_def_id); } pub fn collect_local_language_items(&mut self, krate: &ast::Crate) { diff --git a/src/librustc/middle/liveness.rs b/src/librustc/middle/liveness.rs index b5847a94b8d9b..dff9c45611aa9 100644 --- a/src/librustc/middle/liveness.rs +++ b/src/librustc/middle/liveness.rs @@ -322,7 +322,7 @@ impl<'a, 'tcx> IrMaps<'a, 'tcx> { } fn variable(&self, node_id: NodeId, span: Span) -> Variable { - match self.variable_map.find(&node_id) { + match self.variable_map.get(&node_id) { Some(&var) => var, None => { self.tcx @@ -591,7 +591,7 @@ impl<'a, 'tcx> Liveness<'a, 'tcx> { } fn live_node(&self, node_id: NodeId, span: Span) -> LiveNode { - match self.ir.live_node_map.find(&node_id) { + match self.ir.live_node_map.get(&node_id) { Some(&ln) => ln, None => { // This must be a mismatch between the ir_map construction @@ -719,7 +719,7 @@ impl<'a, 'tcx> Liveness<'a, 'tcx> { Some(_) => { // Refers to a labeled loop. Use the results of resolve // to find with one - match self.ir.tcx.def_map.borrow().find(&id) { + match self.ir.tcx.def_map.borrow().get(&id) { Some(&DefLabel(loop_id)) => loop_id, _ => self.ir.tcx.sess.span_bug(sp, "label on break/loop \ doesn't refer to a loop") @@ -988,7 +988,7 @@ impl<'a, 'tcx> Liveness<'a, 'tcx> { // the construction of a closure itself is not important, // but we have to consider the closed over variables. - let caps = match this.ir.capture_info_map.find(&expr.id) { + let caps = match this.ir.capture_info_map.get(&expr.id) { Some(caps) => caps.clone(), None => { this.ir.tcx.sess.span_bug(expr.span, "no registered caps"); @@ -1096,7 +1096,7 @@ impl<'a, 'tcx> Liveness<'a, 'tcx> { // Now that we know the label we're going to, // look it up in the break loop nodes table - match self.break_ln.find(&sc) { + match self.break_ln.get(&sc) { Some(&b) => b, None => self.ir.tcx.sess.span_bug(expr.span, "break to unknown label") @@ -1110,7 +1110,7 @@ impl<'a, 'tcx> Liveness<'a, 'tcx> { // Now that we know the label we're going to, // look it up in the continue loop nodes table - match self.cont_ln.find(&sc) { + match self.cont_ln.get(&sc) { Some(&b) => b, None => self.ir.tcx.sess.span_bug(expr.span, "loop to unknown label") @@ -1167,7 +1167,7 @@ impl<'a, 'tcx> Liveness<'a, 'tcx> { ExprMethodCall(_, _, ref args) => { let method_call = typeck::MethodCall::expr(expr.id); - let method_ty = self.ir.tcx.method_map.borrow().find(&method_call).unwrap().ty; + let method_ty = self.ir.tcx.method_map.borrow().get(&method_call).unwrap().ty; let diverges = ty::ty_fn_ret(method_ty) == ty::FnDiverging; let succ = if diverges { self.s.exit_ln @@ -1520,7 +1520,7 @@ impl<'a, 'tcx> Liveness<'a, 'tcx> { ty::ty_unboxed_closure(closure_def_id, _, _) => self.ir.tcx.unboxed_closures() .borrow() - .find(&closure_def_id) + .get(&closure_def_id) .unwrap() .closure_type .sig diff --git a/src/librustc/middle/mem_categorization.rs b/src/librustc/middle/mem_categorization.rs index c0188cac259ce..4c396a5a20510 100644 --- a/src/librustc/middle/mem_categorization.rs +++ b/src/librustc/middle/mem_categorization.rs @@ -389,7 +389,7 @@ impl<'t,'tcx,TYPER:Typer<'tcx>> MemCategorizationContext<'t,TYPER> { fn expr_ty_adjusted(&self, expr: &ast::Expr) -> McResult { let unadjusted_ty = if_ok!(self.expr_ty(expr)); Ok(ty::adjust_ty(self.tcx(), expr.span, expr.id, unadjusted_ty, - self.typer.adjustments().borrow().find(&expr.id), + self.typer.adjustments().borrow().get(&expr.id), |method_call| self.typer.node_method_ty(method_call))) } @@ -402,7 +402,7 @@ impl<'t,'tcx,TYPER:Typer<'tcx>> MemCategorizationContext<'t,TYPER> { } pub fn cat_expr(&self, expr: &ast::Expr) -> McResult { - match self.typer.adjustments().borrow().find(&expr.id) { + match self.typer.adjustments().borrow().get(&expr.id) { None => { // No adjustments. self.cat_expr_unadjusted(expr) @@ -861,7 +861,7 @@ impl<'t,'tcx,TYPER:Typer<'tcx>> MemCategorizationContext<'t,TYPER> { deref_cnt: uint, implicit: bool) -> cmt { - let adjustment = match self.typer.adjustments().borrow().find(&node.id()) { + let adjustment = match self.typer.adjustments().borrow().get(&node.id()) { Some(adj) if ty::adjust_is_object(adj) => typeck::AutoObject, _ if deref_cnt != 0 => typeck::AutoDeref(deref_cnt), _ => typeck::NoAdjustment @@ -1170,7 +1170,7 @@ impl<'t,'tcx,TYPER:Typer<'tcx>> MemCategorizationContext<'t,TYPER> { // variant(..) } ast::PatEnum(_, Some(ref subpats)) => { - match self.tcx().def_map.borrow().find(&pat.id) { + match self.tcx().def_map.borrow().get(&pat.id) { Some(&def::DefVariant(enum_did, _, _)) => { // variant(x, y, z) diff --git a/src/librustc/middle/pat_util.rs b/src/librustc/middle/pat_util.rs index 357f4cdf0ebcf..958f65d7efb25 100644 --- a/src/librustc/middle/pat_util.rs +++ b/src/librustc/middle/pat_util.rs @@ -34,7 +34,7 @@ pub fn pat_is_refutable(dm: &resolve::DefMap, pat: &Pat) -> bool { match pat.node { PatLit(_) | PatRange(_, _) => true, PatEnum(_, _) | PatIdent(_, _, None) | PatStruct(..) => { - match dm.borrow().find(&pat.id) { + match dm.borrow().get(&pat.id) { Some(&DefVariant(..)) => true, _ => false } @@ -47,7 +47,7 @@ pub fn pat_is_refutable(dm: &resolve::DefMap, pat: &Pat) -> bool { pub fn pat_is_variant_or_struct(dm: &resolve::DefMap, pat: &Pat) -> bool { match pat.node { PatEnum(_, _) | PatIdent(_, _, None) | PatStruct(..) => { - match dm.borrow().find(&pat.id) { + match dm.borrow().get(&pat.id) { Some(&DefVariant(..)) | Some(&DefStruct(..)) => true, _ => false } @@ -59,7 +59,7 @@ pub fn pat_is_variant_or_struct(dm: &resolve::DefMap, pat: &Pat) -> bool { pub fn pat_is_const(dm: &resolve::DefMap, pat: &Pat) -> bool { match pat.node { PatIdent(_, _, None) | PatEnum(..) => { - match dm.borrow().find(&pat.id) { + match dm.borrow().get(&pat.id) { Some(&DefConst(..)) => true, _ => false } diff --git a/src/librustc/middle/privacy.rs b/src/librustc/middle/privacy.rs index 4fbffa2a819d5..24c653e415e57 100644 --- a/src/librustc/middle/privacy.rs +++ b/src/librustc/middle/privacy.rs @@ -399,7 +399,7 @@ impl<'a, 'tcx> PrivacyVisitor<'a, 'tcx> { } debug!("privacy - is {} a public method", did); - return match self.tcx.impl_or_trait_items.borrow().find(&did) { + return match self.tcx.impl_or_trait_items.borrow().get(&did) { Some(&ty::MethodTraitItem(ref meth)) => { debug!("privacy - well at least it's a method: {}", *meth); @@ -462,7 +462,7 @@ impl<'a, 'tcx> PrivacyVisitor<'a, 'tcx> { debug!("privacy - local {} not public all the way down", self.tcx.map.node_to_string(did.node)); // return quickly for things in the same module - if self.parents.find(&did.node) == self.parents.find(&self.curitem) { + if self.parents.get(&did.node) == self.parents.get(&self.curitem) { debug!("privacy - same parent, we're done here"); return Allowable; } @@ -855,7 +855,7 @@ impl<'a, 'tcx, 'v> Visitor<'v> for PrivacyVisitor<'a, 'tcx> { } ast::ExprMethodCall(ident, _, _) => { let method_call = MethodCall::expr(expr.id); - match self.tcx.method_map.borrow().find(&method_call) { + match self.tcx.method_map.borrow().get(&method_call) { None => { self.tcx.sess.span_bug(expr.span, "method call not in \ @@ -909,7 +909,7 @@ impl<'a, 'tcx, 'v> Visitor<'v> for PrivacyVisitor<'a, 'tcx> { with private fields"); } }; - match self.tcx.def_map.borrow().find(&expr.id) { + match self.tcx.def_map.borrow().get(&expr.id) { Some(&def::DefStruct(did)) => { guard(if is_local(did) { local_def(self.tcx.map.get_parent(did.node)) @@ -986,7 +986,7 @@ impl<'a, 'tcx, 'v> Visitor<'v> for PrivacyVisitor<'a, 'tcx> { } } ty::ty_enum(_, _) => { - match self.tcx.def_map.borrow().find(&pattern.id) { + match self.tcx.def_map.borrow().get(&pattern.id) { Some(&def::DefVariant(_, variant_id, _)) => { for field in fields.iter() { self.check_field(pattern.span, variant_id, diff --git a/src/librustc/middle/reachable.rs b/src/librustc/middle/reachable.rs index 4506cd7e46349..dbeb2e289fb74 100644 --- a/src/librustc/middle/reachable.rs +++ b/src/librustc/middle/reachable.rs @@ -106,7 +106,7 @@ impl<'a, 'tcx, 'v> Visitor<'v> for ReachableContext<'a, 'tcx> { match expr.node { ast::ExprPath(_) => { - let def = match self.tcx.def_map.borrow().find(&expr.id) { + let def = match self.tcx.def_map.borrow().get(&expr.id) { Some(&def) => def, None => { self.tcx.sess.span_bug(expr.span, diff --git a/src/librustc/middle/region.rs b/src/librustc/middle/region.rs index 32e373f5851c0..d380c35580d18 100644 --- a/src/librustc/middle/region.rs +++ b/src/librustc/middle/region.rs @@ -103,7 +103,7 @@ struct RegionResolutionVisitor<'a> { impl RegionMaps { pub fn relate_free_regions(&self, sub: FreeRegion, sup: FreeRegion) { - match self.free_region_map.borrow_mut().find_mut(&sub) { + match self.free_region_map.borrow_mut().get_mut(&sub) { Some(sups) => { if !sups.iter().any(|x| x == &sup) { sups.push(sup); @@ -149,13 +149,13 @@ impl RegionMaps { pub fn opt_encl_scope(&self, id: ast::NodeId) -> Option { //! Returns the narrowest scope that encloses `id`, if any. - self.scope_map.borrow().find(&id).map(|x| *x) + self.scope_map.borrow().get(&id).map(|x| *x) } #[allow(dead_code)] // used in middle::cfg pub fn encl_scope(&self, id: ast::NodeId) -> ast::NodeId { //! Returns the narrowest scope that encloses `id`, if any. - match self.scope_map.borrow().find(&id) { + match self.scope_map.borrow().get(&id) { Some(&r) => r, None => { panic!("no enclosing scope for id {}", id); } } @@ -165,7 +165,7 @@ impl RegionMaps { /*! * Returns the lifetime of the local variable `var_id` */ - match self.var_map.borrow().find(&var_id) { + match self.var_map.borrow().get(&var_id) { Some(&r) => r, None => { panic!("no enclosing scope for id {}", var_id); } } @@ -175,7 +175,7 @@ impl RegionMaps { //! Returns the scope when temp created by expr_id will be cleaned up // check for a designated rvalue scope - match self.rvalue_scopes.borrow().find(&expr_id) { + match self.rvalue_scopes.borrow().get(&expr_id) { Some(&s) => { debug!("temporary_scope({}) = {} [custom]", expr_id, s); return Some(s); @@ -232,7 +232,7 @@ impl RegionMaps { let mut s = subscope; while superscope != s { - match self.scope_map.borrow().find(&s) { + match self.scope_map.borrow().get(&s) { None => { debug!("is_subscope_of({}, {}, s={})=false", subscope, superscope, s); @@ -356,7 +356,7 @@ impl RegionMaps { let mut result = vec!(scope); let mut scope = scope; loop { - match this.scope_map.borrow().find(&scope) { + match this.scope_map.borrow().get(&scope) { None => return result, Some(&superscope) => { result.push(superscope); diff --git a/src/librustc/middle/resolve.rs b/src/librustc/middle/resolve.rs index ed7d9296c701d..a8adbbe8fecac 100644 --- a/src/librustc/middle/resolve.rs +++ b/src/librustc/middle/resolve.rs @@ -2234,7 +2234,7 @@ impl<'a> Resolver<'a> { let mut import_resolutions = module_.import_resolutions .borrow_mut(); - match import_resolutions.find_mut(&target) { + match import_resolutions.get_mut(&target) { Some(resolution) => { debug!("(building import directive) bumping \ reference"); @@ -2552,7 +2552,7 @@ impl<'a> Resolver<'a> { // Search for direct children of the containing module. self.populate_module_if_necessary(&containing_module); - match containing_module.children.borrow().find(&source) { + match containing_module.children.borrow().get(&source) { None => { // Continue. } @@ -2588,7 +2588,7 @@ impl<'a> Resolver<'a> { } // Now search the exported imports within the containing module. - match containing_module.import_resolutions.borrow().find(&source) { + match containing_module.import_resolutions.borrow().get(&source) { None => { debug!("(resolving single import) no import"); // The containing module definitely doesn't have an @@ -2853,7 +2853,7 @@ impl<'a> Resolver<'a> { // Here we merge two import resolutions. let mut import_resolutions = module_.import_resolutions.borrow_mut(); - match import_resolutions.find_mut(ident) { + match import_resolutions.get_mut(ident) { Some(dest_import_resolution) => { // Merge the two import resolutions at a finer-grained // level. @@ -3046,7 +3046,7 @@ impl<'a> Resolver<'a> { // Check for item conflicts. let children = module.children.borrow(); - let name_bindings = match children.find(&name) { + let name_bindings = match children.get(&name) { None => { // There can't be any conflicts. return @@ -3432,7 +3432,7 @@ impl<'a> Resolver<'a> { // its immediate children. self.populate_module_if_necessary(&module_); - match module_.children.borrow().find(&name) { + match module_.children.borrow().get(&name) { Some(name_bindings) if name_bindings.defined_in_namespace(namespace) => { debug!("top name bindings succeeded"); @@ -3448,7 +3448,7 @@ impl<'a> Resolver<'a> { // all its imports in the usual way; this is because chains of // adjacent import statements are processed as though they mutated the // current scope. - match module_.import_resolutions.borrow().find(&name) { + match module_.import_resolutions.borrow().get(&name) { None => { // Not found; continue. } @@ -3705,7 +3705,7 @@ impl<'a> Resolver<'a> { // First, check the direct children of the module. self.populate_module_if_necessary(&module_); - match module_.children.borrow().find(&name) { + match module_.children.borrow().get(&name) { Some(name_bindings) if name_bindings.defined_in_namespace(namespace) => { debug!("(resolving name in module) found node as child"); @@ -3728,7 +3728,7 @@ impl<'a> Resolver<'a> { } // Check the list of resolved imports. - match module_.import_resolutions.borrow().find(&name) { + match module_.import_resolutions.borrow().get(&name) { Some(import_resolution) if allow_private_imports || import_resolution.is_public => { @@ -3967,7 +3967,7 @@ impl<'a> Resolver<'a> { Some(name) => { self.populate_module_if_necessary(&orig_module); - match orig_module.children.borrow().find(&name) { + match orig_module.children.borrow().get(&name) { None => { debug!("!!! (with scope) didn't find `{}` in `{}`", token::get_name(name), @@ -4691,7 +4691,7 @@ impl<'a> Resolver<'a> { Some(ref trait_ref) => { self.resolve_trait_reference(id, trait_ref, TraitImplementation); - match self.def_map.borrow().find(&trait_ref.ref_id) { + match self.def_map.borrow().get(&trait_ref.ref_id) { Some(def) => { let did = def.def_id(); Some((did, trait_ref.clone())) @@ -4767,7 +4767,7 @@ impl<'a> Resolver<'a> { // a type (shadowing any imported modules or types with this name), leading // to weird user-visible bugs. So we ward this off here. See #15060. TyPath(ref path, _, path_id) => { - match self.def_map.borrow().find(&path_id) { + match self.def_map.borrow().get(&path_id) { // FIXME: should we catch other options and give more precise errors? Some(&DefMod(_)) => { self.resolve_error(path.span, "inherent implementations are not \ @@ -4785,7 +4785,7 @@ impl<'a> Resolver<'a> { fn check_trait_item(&self, name: Name, span: Span) { // If there is a TraitRef in scope for an impl, then the method must be in the trait. for &(did, ref trait_ref) in self.current_trait_ref.iter() { - if self.trait_item_map.find(&(name, did)).is_none() { + if self.trait_item_map.get(&(name, did)).is_none() { let path_str = self.path_names_to_string(&trait_ref.path); self.resolve_error(span, format!("method `{}` is not a member of trait `{}`", @@ -4849,7 +4849,7 @@ impl<'a> Resolver<'a> { let map_i = self.binding_mode_map(&**p); for (&key, &binding_0) in map_0.iter() { - match map_i.find(&key) { + match map_i.get(&key) { None => { self.resolve_error( p.span, @@ -4908,7 +4908,7 @@ impl<'a> Resolver<'a> { // Move down in the graph, if there's an anonymous module rooted here. let orig_module = self.current_module.clone(); - match orig_module.anonymous_children.borrow().find(&block.id) { + match orig_module.anonymous_children.borrow().get(&block.id) { None => { /* Nothing to do. */ } Some(anonymous_module) => { debug!("(resolving block) found anonymous module, moving \ @@ -4943,7 +4943,7 @@ impl<'a> Resolver<'a> { match self.primitive_type_table .primitive_types - .find(&id.name) { + .get(&id.name) { Some(&primitive_type) => { result_def = @@ -5181,7 +5181,7 @@ impl<'a> Resolver<'a> { token::get_ident( ident)) .as_slice()) - } else if bindings_list.find(&renamed) == + } else if bindings_list.get(&renamed) == Some(&pat_id) { // Then this is a duplicate variable in the // same disjunction, which is an error. @@ -5407,7 +5407,7 @@ impl<'a> Resolver<'a> { // First, search children. self.populate_module_if_necessary(&containing_module); - match containing_module.children.borrow().find(&name) { + match containing_module.children.borrow().get(&name) { Some(child_name_bindings) => { match child_name_bindings.def_for_namespace(namespace) { Some(def) => { @@ -5426,7 +5426,7 @@ impl<'a> Resolver<'a> { } // Next, search import resolutions. - match containing_module.import_resolutions.borrow().find(&name) { + match containing_module.import_resolutions.borrow().get(&name) { Some(import_resolution) if import_resolution.is_public => { match (*import_resolution).target_for_namespace(namespace) { Some(target) => { @@ -5715,10 +5715,10 @@ impl<'a> Resolver<'a> { let last_name = name_path.last().unwrap(); if name_path.len() == 1 { - match this.primitive_type_table.primitive_types.find(last_name) { + match this.primitive_type_table.primitive_types.get(last_name) { Some(_) => None, None => { - match this.current_module.children.borrow().find(last_name) { + match this.current_module.children.borrow().get(last_name) { Some(child) => child.get_module_if_available(), None => None } @@ -5746,10 +5746,10 @@ impl<'a> Resolver<'a> { if allowed == Everything { // Look for a field with the same name in the current self_type. - match self.def_map.borrow().find(&node_id) { + match self.def_map.borrow().get(&node_id) { Some(&DefTy(did, _)) | Some(&DefStruct(did)) - | Some(&DefVariant(_, did, _)) => match self.structs.find(&did) { + | Some(&DefVariant(_, did, _)) => match self.structs.get(&did) { None => {} Some(fields) => { if fields.iter().any(|&field_name| name == field_name) { @@ -5765,7 +5765,7 @@ impl<'a> Resolver<'a> { // Look for a method in the current self type's impl module. match get_module(self, path.span, name_path.as_slice()) { - Some(module) => match module.children.borrow().find(&name) { + Some(module) => match module.children.borrow().get(&name) { Some(binding) => { let p_str = self.path_names_to_string(&path); match binding.def_for_namespace(ValueNS) { @@ -5790,7 +5790,7 @@ impl<'a> Resolver<'a> { Some((did, ref trait_ref)) => { let path_str = self.path_names_to_string(&trait_ref.path); - match self.trait_item_map.find(&(name, did)) { + match self.trait_item_map.get(&(name, did)) { Some(&StaticMethodTraitItemKind) => { return TraitMethod(path_str) } @@ -6270,7 +6270,7 @@ impl<'a> Resolver<'a> { "unused import".to_string()); } - let (v_priv, t_priv) = match self.last_private.find(&id) { + let (v_priv, t_priv) = match self.last_private.get(&id) { Some(&LastImport { value_priv: v, value_used: _, diff --git a/src/librustc/middle/traits/select.rs b/src/librustc/middle/traits/select.rs index 09bd0f52985b1..7fcc58d8f4e4b 100644 --- a/src/librustc/middle/traits/select.rs +++ b/src/librustc/middle/traits/select.rs @@ -906,7 +906,7 @@ impl<'cx, 'tcx> SelectionContext<'cx, 'tcx> { { let cache = self.pick_candidate_cache(&cache_skol_trait_ref); let hashmap = cache.hashmap.borrow(); - hashmap.find(&cache_skol_trait_ref).map(|c| (*c).clone()) + hashmap.get(&cache_skol_trait_ref).map(|c| (*c).clone()) } fn insert_candidate_cache(&mut self, @@ -1032,7 +1032,7 @@ impl<'cx, 'tcx> SelectionContext<'cx, 'tcx> { self_ty.repr(self.tcx()), obligation.repr(self.tcx())); - let closure_kind = match self.typer.unboxed_closures().borrow().find(&closure_def_id) { + let closure_kind = match self.typer.unboxed_closures().borrow().get(&closure_def_id) { Some(closure) => closure.kind, None => { self.tcx().sess.span_bug( @@ -1282,7 +1282,7 @@ impl<'cx, 'tcx> SelectionContext<'cx, 'tcx> { ty::BoundSync | ty::BoundSend => { - if c.bounds.builtin_bounds.contains_elem(bound) { + if c.bounds.builtin_bounds.contains(&bound) { Ok(If(Vec::new())) } else { Err(Unimplemented) @@ -1306,7 +1306,7 @@ impl<'cx, 'tcx> SelectionContext<'cx, 'tcx> { ty::BoundSync | ty::BoundSend => { - if c.bounds.builtin_bounds.contains_elem(bound) { + if c.bounds.builtin_bounds.contains(&bound) { Ok(If(Vec::new())) } else { Err(Unimplemented) @@ -1323,7 +1323,7 @@ impl<'cx, 'tcx> SelectionContext<'cx, 'tcx> { Err(Unimplemented) } ty::BoundCopy | ty::BoundSync | ty::BoundSend => { - if bounds.builtin_bounds.contains_elem(bound) { + if bounds.builtin_bounds.contains(&bound) { Ok(If(Vec::new())) } else { Err(Unimplemented) @@ -1428,7 +1428,7 @@ impl<'cx, 'tcx> SelectionContext<'cx, 'tcx> { // is reserve judgement and then intertwine this // analysis with closure inference. assert_eq!(def_id.krate, ast::LOCAL_CRATE); - match self.tcx().freevars.borrow().find(&def_id.node) { + match self.tcx().freevars.borrow().get(&def_id.node) { None => { // No upvars. Ok(If(Vec::new())) @@ -1690,7 +1690,7 @@ impl<'cx, 'tcx> SelectionContext<'cx, 'tcx> { closure_def_id.repr(self.tcx()), substs.repr(self.tcx())); - let closure_type = match self.typer.unboxed_closures().borrow().find(&closure_def_id) { + let closure_type = match self.typer.unboxed_closures().borrow().get(&closure_def_id) { Some(closure) => closure.closure_type.clone(), None => { self.tcx().sess.span_bug( @@ -1973,7 +1973,7 @@ impl<'cx, 'tcx> SelectionContext<'cx, 'tcx> { ty::populate_implementations_for_trait_if_necessary(self.tcx(), trait_def_id); - match self.tcx().trait_impls.borrow().find(&trait_def_id) { + match self.tcx().trait_impls.borrow().get(&trait_def_id) { None => Vec::new(), Some(impls) => impls.borrow().clone() } diff --git a/src/librustc/middle/trans/_match.rs b/src/librustc/middle/trans/_match.rs index 70aef4504f031..e148261b1bf26 100644 --- a/src/librustc/middle/trans/_match.rs +++ b/src/librustc/middle/trans/_match.rs @@ -696,13 +696,13 @@ fn any_irrefutable_adt_pat(tcx: &ty::ctxt, m: &[Match], col: uint) -> bool { match pat.node { ast::PatTup(_) => true, ast::PatStruct(..) => { - match tcx.def_map.borrow().find(&pat.id) { + match tcx.def_map.borrow().get(&pat.id) { Some(&def::DefVariant(..)) => false, _ => true, } } ast::PatEnum(..) | ast::PatIdent(_, _, None) => { - match tcx.def_map.borrow().find(&pat.id) { + match tcx.def_map.borrow().get(&pat.id) { Some(&def::DefStruct(..)) => true, _ => false } diff --git a/src/librustc/middle/trans/adt.rs b/src/librustc/middle/trans/adt.rs index d3658e89a2a53..7ff94c28d93bc 100644 --- a/src/librustc/middle/trans/adt.rs +++ b/src/librustc/middle/trans/adt.rs @@ -147,7 +147,7 @@ pub fn represent_node(bcx: Block, node: ast::NodeId) -> Rc { /// Decides how to represent a given type. pub fn represent_type(cx: &CrateContext, t: ty::t) -> Rc { debug!("Representing: {}", ty_to_string(cx.tcx(), t)); - match cx.adt_reprs().borrow().find(&t) { + match cx.adt_reprs().borrow().get(&t) { Some(repr) => return repr.clone(), None => {} } diff --git a/src/librustc/middle/trans/base.rs b/src/librustc/middle/trans/base.rs index b80425e7ac855..3b3b886c6d06e 100644 --- a/src/librustc/middle/trans/base.rs +++ b/src/librustc/middle/trans/base.rs @@ -316,7 +316,7 @@ pub fn get_extern_const(ccx: &CrateContext, did: ast::DefId, t: ty::t) -> ValueRef { let name = csearch::get_symbol(&ccx.sess().cstore, did); let ty = type_of(ccx, t); - match ccx.externs().borrow_mut().find(&name) { + match ccx.externs().borrow_mut().get(&name) { Some(n) => return *n, None => () } @@ -409,7 +409,7 @@ pub fn malloc_raw_dyn_proc<'blk, 'tcx>(bcx: Block<'blk, 'tcx>, t: ty::t) -> Resu // Type descriptor and type glue stuff pub fn get_tydesc(ccx: &CrateContext, t: ty::t) -> Rc { - match ccx.tydescs().borrow().find(&t) { + match ccx.tydescs().borrow().get(&t) { Some(inf) => return inf.clone(), _ => { } } @@ -2100,7 +2100,7 @@ fn enum_variant_size_lint(ccx: &CrateContext, enum_def: &ast::EnumDef, sp: Span, let levels = ccx.tcx().node_lint_levels.borrow(); let lint_id = lint::LintId::of(lint::builtin::VARIANT_SIZE_DIFFERENCES); - let lvlsrc = match levels.find(&(id, lint_id)) { + let lvlsrc = match levels.get(&(id, lint_id)) { None | Some(&(lint::Allow, _)) => return, Some(&lvlsrc) => lvlsrc, }; @@ -2645,7 +2645,7 @@ pub fn create_entry_wrapper(ccx: &CrateContext, fn exported_name(ccx: &CrateContext, id: ast::NodeId, ty: ty::t, attrs: &[ast::Attribute]) -> String { - match ccx.external_srcs().borrow().find(&id) { + match ccx.external_srcs().borrow().get(&id) { Some(&did) => { let sym = csearch::get_symbol(&ccx.sess().cstore, did); debug!("found item {} in other crate...", sym); @@ -3123,7 +3123,7 @@ pub fn trans_crate<'tcx>(analysis: CrateAnalysis<'tcx>) .collect(); let mut reachable: Vec = shared_ccx.reachable().iter().filter_map(|id| { - shared_ccx.item_symbols().borrow().find(id).map(|s| s.to_string()) + shared_ccx.item_symbols().borrow().get(id).map(|s| s.to_string()) }).collect(); // For the purposes of LTO, we add to the reachable set all of the upstream diff --git a/src/librustc/middle/trans/builder.rs b/src/librustc/middle/trans/builder.rs index 81428937e4b1f..b692b01f765d5 100644 --- a/src/librustc/middle/trans/builder.rs +++ b/src/librustc/middle/trans/builder.rs @@ -81,7 +81,7 @@ impl<'a, 'tcx> Builder<'a, 'tcx> { s.push('/'); s.push_str(category); - let n = match h.find(&s) { + let n = match h.get(&s) { Some(&n) => n, _ => 0u }; diff --git a/src/librustc/middle/trans/closure.rs b/src/librustc/middle/trans/closure.rs index decd238627c20..16db4daba46b8 100644 --- a/src/librustc/middle/trans/closure.rs +++ b/src/librustc/middle/trans/closure.rs @@ -438,7 +438,7 @@ pub fn get_or_create_declaration_if_unboxed_closure<'blk, 'tcx>(bcx: Block<'blk, params: params }; - match ccx.unboxed_closure_vals().borrow().find(&mono_id) { + match ccx.unboxed_closure_vals().borrow().get(&mono_id) { Some(llfn) => { debug!("get_or_create_declaration_if_unboxed_closure(): found \ closure"); @@ -564,7 +564,7 @@ pub fn get_wrapper_for_bare_fn(ccx: &CrateContext, } }; - match ccx.closure_bare_wrapper_cache().borrow().find(&fn_ptr) { + match ccx.closure_bare_wrapper_cache().borrow().get(&fn_ptr) { Some(&llval) => return llval, None => {} } diff --git a/src/librustc/middle/trans/common.rs b/src/librustc/middle/trans/common.rs index 8b5e82ecf9012..18501dd9e34cb 100644 --- a/src/librustc/middle/trans/common.rs +++ b/src/librustc/middle/trans/common.rs @@ -466,7 +466,7 @@ impl<'blk, 'tcx> BlockS<'blk, 'tcx> { } pub fn def(&self, nid: ast::NodeId) -> def::Def { - match self.tcx().def_map.borrow().find(&nid) { + match self.tcx().def_map.borrow().get(&nid) { Some(v) => v.clone(), None => { self.tcx().sess.bug(format!( @@ -505,7 +505,7 @@ impl<'blk, 'tcx> mc::Typer<'tcx> for BlockS<'blk, 'tcx> { self.tcx() .method_map .borrow() - .find(&method_call) + .get(&method_call) .map(|method| monomorphize_type(self, method.ty)) } @@ -647,7 +647,7 @@ pub fn C_u8(ccx: &CrateContext, i: uint) -> ValueRef { // our boxed-and-length-annotated strings. pub fn C_cstr(cx: &CrateContext, s: InternedString, null_terminated: bool) -> ValueRef { unsafe { - match cx.const_cstr_cache().borrow().find(&s) { + match cx.const_cstr_cache().borrow().get(&s) { Some(&llval) => return llval, None => () } @@ -813,7 +813,7 @@ pub fn fulfill_obligation(ccx: &CrateContext, let trait_ref = ty_fold::erase_regions(tcx, trait_ref); // First check the cache. - match ccx.trait_cache().borrow().find(&trait_ref) { + match ccx.trait_cache().borrow().get(&trait_ref) { Some(vtable) => { info!("Cache hit: {}", trait_ref.repr(ccx.tcx())); return (*vtable).clone(); diff --git a/src/librustc/middle/trans/consts.rs b/src/librustc/middle/trans/consts.rs index 6ba6ff6fb2113..ced6c2f49492d 100644 --- a/src/librustc/middle/trans/consts.rs +++ b/src/librustc/middle/trans/consts.rs @@ -90,7 +90,7 @@ pub fn const_lit(cx: &CrateContext, e: &ast::Expr, lit: &ast::Lit) pub fn const_ptrcast(cx: &CrateContext, a: ValueRef, t: Type) -> ValueRef { unsafe { let b = llvm::LLVMConstPointerCast(a, t.ptr_to().to_ref()); - assert!(cx.const_globals().borrow_mut().insert(b as int, a)); + assert!(cx.const_globals().borrow_mut().insert(b as int, a).is_none()); b } } @@ -125,7 +125,7 @@ pub fn const_addr_of(cx: &CrateContext, cv: ValueRef, mutbl: ast::Mutability) -> } fn const_deref_ptr(cx: &CrateContext, v: ValueRef) -> ValueRef { - let v = match cx.const_globals().borrow().find(&(v as int)) { + let v = match cx.const_globals().borrow().get(&(v as int)) { Some(&v) => v, None => v }; diff --git a/src/librustc/middle/trans/controlflow.rs b/src/librustc/middle/trans/controlflow.rs index 911ae42e142d8..714d5ab248d5e 100644 --- a/src/librustc/middle/trans/controlflow.rs +++ b/src/librustc/middle/trans/controlflow.rs @@ -421,7 +421,7 @@ pub fn trans_break_cont<'blk, 'tcx>(bcx: Block<'blk, 'tcx>, let loop_id = match opt_label { None => fcx.top_loop_scope(), Some(_) => { - match bcx.tcx().def_map.borrow().find(&expr_id) { + match bcx.tcx().def_map.borrow().get(&expr_id) { Some(&def::DefLabel(loop_id)) => loop_id, ref r => { bcx.tcx().sess.bug(format!("{} in def-map for label", diff --git a/src/librustc/middle/trans/debuginfo.rs b/src/librustc/middle/trans/debuginfo.rs index ea7f28796f03c..c84543773a4a4 100644 --- a/src/librustc/middle/trans/debuginfo.rs +++ b/src/librustc/middle/trans/debuginfo.rs @@ -282,7 +282,7 @@ impl TypeMap { cx: &CrateContext, type_: ty::t, metadata: DIType) { - if !self.type_to_metadata.insert(ty::type_id(type_), metadata) { + if self.type_to_metadata.insert(ty::type_id(type_), metadata).is_some() { cx.sess().bug(format!("Type metadata for ty::t '{}' is already in the TypeMap!", ppaux::ty_to_string(cx.tcx(), type_)).as_slice()); } @@ -294,7 +294,7 @@ impl TypeMap { cx: &CrateContext, unique_type_id: UniqueTypeId, metadata: DIType) { - if !self.unique_id_to_metadata.insert(unique_type_id, metadata) { + if self.unique_id_to_metadata.insert(unique_type_id, metadata).is_some() { let unique_type_id_str = self.get_unique_type_id_as_string(unique_type_id); cx.sess().bug(format!("Type metadata for unique id '{}' is already in the TypeMap!", unique_type_id_str.as_slice()).as_slice()); @@ -468,7 +468,7 @@ impl TypeMap { }, ty::ty_unboxed_closure(ref def_id, _, ref substs) => { let closure_ty = cx.tcx().unboxed_closures.borrow() - .find(def_id).unwrap().closure_type.subst(cx.tcx(), substs); + .get(def_id).unwrap().closure_type.subst(cx.tcx(), substs); self.get_unique_type_id_of_closure_type(cx, closure_ty, &mut unique_type_id); @@ -2939,7 +2939,7 @@ fn type_metadata(cx: &CrateContext, } ty::ty_unboxed_closure(ref def_id, _, ref substs) => { let sig = cx.tcx().unboxed_closures.borrow() - .find(def_id).unwrap().closure_type.sig.subst(cx.tcx(), substs); + .get(def_id).unwrap().closure_type.sig.subst(cx.tcx(), substs); subroutine_type_metadata(cx, unique_type_id, &sig, usage_site_span) } ty::ty_struct(def_id, ref substs) => { diff --git a/src/librustc/middle/trans/expr.rs b/src/librustc/middle/trans/expr.rs index a0ba2996334b9..b01d891270b13 100644 --- a/src/librustc/middle/trans/expr.rs +++ b/src/librustc/middle/trans/expr.rs @@ -212,7 +212,7 @@ fn apply_adjustments<'blk, 'tcx>(bcx: Block<'blk, 'tcx>, // Don't skip a conversion from Box to &T, etc. ty::ty_rptr(..) => { let method_call = MethodCall::autoderef(expr.id, adj.autoderefs-1); - let method = bcx.tcx().method_map.borrow().find(&method_call).is_some(); + let method = bcx.tcx().method_map.borrow().get(&method_call).is_some(); if method { // Don't skip an overloaded deref. (adj.autoderefs, true) @@ -601,7 +601,7 @@ fn trans_datum_unadjusted<'blk, 'tcx>(bcx: Block<'blk, 'tcx>, let method_ty = ccx.tcx() .method_map .borrow() - .find(&method_call) + .get(&method_call) .map(|method| method.ty); let base_datum = unpack_datum!(bcx, trans(bcx, &**base)); @@ -736,7 +736,7 @@ fn trans_index<'blk, 'tcx>(bcx: Block<'blk, 'tcx>, let method_ty = ccx.tcx() .method_map .borrow() - .find(&method_call) + .get(&method_call) .map(|method| method.ty); let elt_datum = match method_ty { Some(method_ty) => { @@ -1114,7 +1114,7 @@ fn trans_rvalue_dps_unadjusted<'blk, 'tcx>(bcx: Block<'blk, 'tcx>, if ty::type_is_trait(node_id_type(bcx, expr.id)) { let trait_ref = bcx.tcx().object_cast_map.borrow() - .find(&expr.id) + .get(&expr.id) .map(|t| (*t).clone()) .unwrap(); let trait_ref = @@ -1232,7 +1232,7 @@ pub fn trans_local_var<'blk, 'tcx>(bcx: Block<'blk, 'tcx>, def::DefUpvar(nid, _, _) => { // Can't move upvars, so this is never a ZeroMemLastUse. let local_ty = node_id_type(bcx, nid); - match bcx.fcx.llupvars.borrow().find(&nid) { + match bcx.fcx.llupvars.borrow().get(&nid) { Some(&val) => Datum::new(val, local_ty, Lvalue), None => { bcx.sess().bug(format!( @@ -1242,7 +1242,7 @@ pub fn trans_local_var<'blk, 'tcx>(bcx: Block<'blk, 'tcx>, } } def::DefLocal(nid) => { - let datum = match bcx.fcx.lllocals.borrow().find(&nid) { + let datum = match bcx.fcx.lllocals.borrow().get(&nid) { Some(&v) => v, None => { bcx.sess().bug(format!( @@ -2089,7 +2089,7 @@ fn deref_once<'blk, 'tcx>(bcx: Block<'blk, 'tcx>, // Check for overloaded deref. let method_ty = ccx.tcx().method_map.borrow() - .find(&method_call).map(|method| method.ty); + .get(&method_call).map(|method| method.ty); let datum = match method_ty { Some(method_ty) => { // Overloaded. Evaluate `trans_overloaded_op`, which will diff --git a/src/librustc/middle/trans/glue.rs b/src/librustc/middle/trans/glue.rs index fb85e61986667..eb6e67efd49a6 100644 --- a/src/librustc/middle/trans/glue.rs +++ b/src/librustc/middle/trans/glue.rs @@ -144,7 +144,7 @@ pub fn get_drop_glue(ccx: &CrateContext, t: ty::t) -> ValueRef { debug!("make drop glue for {}", ppaux::ty_to_string(ccx.tcx(), t)); let t = get_drop_glue_type(ccx, t); debug!("drop glue type {}", ppaux::ty_to_string(ccx.tcx(), t)); - match ccx.drop_glues().borrow().find(&t) { + match ccx.drop_glues().borrow().get(&t) { Some(&glue) => return glue, _ => { } } @@ -157,7 +157,7 @@ pub fn get_drop_glue(ccx: &CrateContext, t: ty::t) -> ValueRef { let llfnty = Type::glue_fn(ccx, llty); - let (glue, new_sym) = match ccx.available_drop_glues().borrow().find(&t) { + let (glue, new_sym) = match ccx.available_drop_glues().borrow().get(&t) { Some(old_sym) => { let glue = decl_cdecl_fn(ccx, old_sym.as_slice(), llfnty, ty::mk_nil()); (glue, None) diff --git a/src/librustc/middle/trans/inline.rs b/src/librustc/middle/trans/inline.rs index 048402782a6d9..65d7749b48927 100644 --- a/src/librustc/middle/trans/inline.rs +++ b/src/librustc/middle/trans/inline.rs @@ -21,7 +21,7 @@ use syntax::ast_util::{local_def, PostExpansionMethod}; fn instantiate_inline(ccx: &CrateContext, fn_id: ast::DefId) -> Option { let _icx = push_ctxt("maybe_instantiate_inline"); - match ccx.external().borrow().find(&fn_id) { + match ccx.external().borrow().get(&fn_id) { Some(&Some(node_id)) => { // Already inline debug!("maybe_instantiate_inline({}): already inline as node id {}", diff --git a/src/librustc/middle/trans/meth.rs b/src/librustc/middle/trans/meth.rs index fbd4db959ce0c..0ae728c71ee63 100644 --- a/src/librustc/middle/trans/meth.rs +++ b/src/librustc/middle/trans/meth.rs @@ -116,7 +116,7 @@ pub fn trans_method_callee<'blk, 'tcx>(bcx: Block<'blk, 'tcx>, let (origin, method_ty) = bcx.tcx().method_map .borrow() - .find(&method_call) + .get(&method_call) .map(|method| (method.origin.clone(), method.ty)) .unwrap(); @@ -308,7 +308,7 @@ fn method_with_name(ccx: &CrateContext, impl_id: ast::DefId, name: ast::Name) let impl_items = ccx.tcx().impl_items.borrow(); let impl_items = - impl_items.find(&impl_id) + impl_items.get(&impl_id) .expect("could not find impl while translating"); let meth_did = impl_items.iter() .find(|&did| { @@ -559,7 +559,7 @@ pub fn get_vtable(bcx: Block, // Check the cache. let cache_key = (box_ty, trait_ref.clone()); - match ccx.vtables().borrow().find(&cache_key) { + match ccx.vtables().borrow().get(&cache_key) { Some(&val) => { return val } None => { } } @@ -599,7 +599,7 @@ pub fn get_vtable(bcx: Block, .unboxed_closures .borrow(); let closure_info = - unboxed_closures.find(&closure_def_id) + unboxed_closures.get(&closure_def_id) .expect("get_vtable(): didn't find \ unboxed closure"); if closure_info.kind == ty::FnOnceUnboxedClosureKind { diff --git a/src/librustc/middle/trans/monomorphize.rs b/src/librustc/middle/trans/monomorphize.rs index 258d12e631f2f..f9d42240f35b7 100644 --- a/src/librustc/middle/trans/monomorphize.rs +++ b/src/librustc/middle/trans/monomorphize.rs @@ -54,7 +54,7 @@ pub fn monomorphic_fn(ccx: &CrateContext, params: real_substs.types.clone() }; - match ccx.monomorphized().borrow().find(&hash_id) { + match ccx.monomorphized().borrow().get(&hash_id) { Some(&val) => { debug!("leaving monomorphic fn {}", ty::item_path_str(ccx.tcx(), fn_id)); @@ -106,7 +106,7 @@ pub fn monomorphic_fn(ccx: &CrateContext, let depth; { let mut monomorphizing = ccx.monomorphizing().borrow_mut(); - depth = match monomorphizing.find(&fn_id) { + depth = match monomorphizing.get(&fn_id) { Some(&d) => d, None => 0 }; diff --git a/src/librustc/middle/trans/type_.rs b/src/librustc/middle/trans/type_.rs index 7b8eb4e02b2bc..175b0d7adde0a 100644 --- a/src/librustc/middle/trans/type_.rs +++ b/src/librustc/middle/trans/type_.rs @@ -332,7 +332,7 @@ impl TypeNames { pub fn associate_type(&self, s: &str, t: &Type) { assert!(self.named_types.borrow_mut().insert(s.to_string(), - t.to_ref())); + t.to_ref()).is_none()); } pub fn find_type(&self, s: &str) -> Option { diff --git a/src/librustc/middle/trans/type_of.rs b/src/librustc/middle/trans/type_of.rs index 649dbbacc6984..d1b8f767bc850 100644 --- a/src/librustc/middle/trans/type_of.rs +++ b/src/librustc/middle/trans/type_of.rs @@ -272,7 +272,7 @@ pub fn type_of(cx: &CrateContext, t: ty::t) -> Type { } // Check the cache. - match cx.lltypes().borrow().find(&t) { + match cx.lltypes().borrow().get(&t) { Some(&llty) => return llty, None => () } diff --git a/src/librustc/middle/ty.rs b/src/librustc/middle/ty.rs index 76caa42b85023..421042a86489a 100644 --- a/src/librustc/middle/ty.rs +++ b/src/librustc/middle/ty.rs @@ -1080,14 +1080,14 @@ pub enum BuiltinBound { } pub fn empty_builtin_bounds() -> BuiltinBounds { - EnumSet::empty() + EnumSet::new() } pub fn all_builtin_bounds() -> BuiltinBounds { - let mut set = EnumSet::empty(); - set.add(BoundSend); - set.add(BoundSized); - set.add(BoundSync); + let mut set = EnumSet::new(); + set.insert(BoundSend); + set.insert(BoundSized); + set.insert(BoundSync); set } @@ -1584,7 +1584,7 @@ pub fn mk_t(cx: &ctxt, st: sty) -> t { let key = intern_key { sty: &st }; - match cx.interner.borrow().find(&key) { + match cx.interner.borrow().get(&key) { Some(t) => unsafe { return mem::transmute(&t.sty); }, _ => () } @@ -2418,11 +2418,11 @@ pub fn type_contents(cx: &ctxt, ty: t) -> TypeContents { // value for the type contents of list. The correct value is // TC::OwnsOwned. This manifested as issue #4821. let ty_id = type_id(ty); - match cache.find(&ty_id) { + match cache.get(&ty_id) { Some(tc) => { return *tc; } None => {} } - match cx.tc_cache.borrow().find(&ty_id) { // Must check both caches! + match cx.tc_cache.borrow().get(&ty_id) { // Must check both caches! Some(tc) => { return *tc; } None => {} } @@ -3192,7 +3192,7 @@ pub fn array_element_ty(t: t) -> Option { } pub fn node_id_to_trait_ref(cx: &ctxt, id: ast::NodeId) -> Rc { - match cx.trait_refs.borrow().find(&id) { + match cx.trait_refs.borrow().get(&id) { Some(t) => t.clone(), None => cx.sess.bug( format!("node_id_to_trait_ref: no trait ref for node `{}`", @@ -3214,14 +3214,14 @@ pub fn node_id_to_type(cx: &ctxt, id: ast::NodeId) -> t { } pub fn node_id_to_type_opt(cx: &ctxt, id: ast::NodeId) -> Option { - match cx.node_types.borrow().find(&(id as uint)) { + match cx.node_types.borrow().get(&(id as uint)) { Some(&t) => Some(t), None => None } } pub fn node_id_item_substs(cx: &ctxt, id: ast::NodeId) -> ItemSubsts { - match cx.item_substs.borrow().find(&id) { + match cx.item_substs.borrow().get(&id) { None => ItemSubsts::empty(), Some(ts) => ts.clone(), } @@ -3361,8 +3361,8 @@ pub fn expr_ty_adjusted(cx: &ctxt, expr: &ast::Expr) -> t { */ adjust_ty(cx, expr.span, expr.id, expr_ty(cx, expr), - cx.adjustments.borrow().find(&expr.id), - |method_call| cx.method_map.borrow().find(&method_call).map(|method| method.ty)) + cx.adjustments.borrow().get(&expr.id), + |method_call| cx.method_map.borrow().get(&method_call).map(|method| method.ty)) } pub fn expr_span(cx: &ctxt, id: NodeId) -> Span { @@ -3553,7 +3553,7 @@ pub fn unsize_ty(cx: &ctxt, } pub fn resolve_expr(tcx: &ctxt, expr: &ast::Expr) -> def::Def { - match tcx.def_map.borrow().find(&expr.id) { + match tcx.def_map.borrow().get(&expr.id) { Some(&def) => def, None => { tcx.sess.span_bug(expr.span, format!( @@ -3690,7 +3690,7 @@ pub fn expr_kind(tcx: &ctxt, expr: &ast::Expr) -> ExprKind { } ast::ExprCast(..) => { - match tcx.node_types.borrow().find(&(expr.id as uint)) { + match tcx.node_types.borrow().get(&(expr.id as uint)) { Some(&t) => { if type_is_trait(t) { RvalueDpsExpr @@ -3736,7 +3736,7 @@ pub fn expr_kind(tcx: &ctxt, expr: &ast::Expr) -> ExprKind { ast::ExprBox(ref place, _) => { // Special case `Box` for now: - let definition = match tcx.def_map.borrow().find(&place.id) { + let definition = match tcx.def_map.borrow().get(&place.id) { Some(&def) => def, None => panic!("no def for place"), }; @@ -4003,7 +4003,7 @@ pub fn note_and_explain_type_err(cx: &ctxt, err: &type_err) { } pub fn provided_source(cx: &ctxt, id: ast::DefId) -> Option { - cx.provided_method_sources.borrow().find(&id).map(|x| *x) + cx.provided_method_sources.borrow().get(&id).map(|x| *x) } pub fn provided_trait_methods(cx: &ctxt, id: ast::DefId) -> Vec> { @@ -4113,7 +4113,7 @@ pub fn impl_or_trait_item(cx: &ctxt, id: ast::DefId) -> ImplOrTraitItem { pub fn is_associated_type(cx: &ctxt, id: ast::DefId) -> bool { memoized(&cx.associated_types, id, |id: ast::DefId| { if id.krate == ast::LOCAL_CRATE { - match cx.impl_or_trait_items.borrow().find(&id) { + match cx.impl_or_trait_items.borrow().get(&id) { Some(ref item) => { match **item { TypeTraitItem(_) => true, @@ -4198,7 +4198,7 @@ pub fn impl_trait_ref(cx: &ctxt, id: ast::DefId) -> Option> { pub fn trait_ref_to_def_id(tcx: &ctxt, tr: &ast::TraitRef) -> ast::DefId { let def = *tcx.def_map.borrow() - .find(&tr.ref_id) + .get(&tr.ref_id) .expect("no def-map entry for trait"); def.def_id() } @@ -4215,7 +4215,7 @@ pub fn try_add_builtin_trait( //! is a builtin trait. match tcx.lang_items.to_builtin_kind(trait_def_id) { - Some(bound) => { builtin_bounds.add(bound); true } + Some(bound) => { builtin_bounds.insert(bound); true } None => false } } @@ -4346,7 +4346,7 @@ impl DtorKind { /* If struct_id names a struct with a dtor, return Some(the dtor's id). Otherwise return none. */ pub fn ty_dtor(cx: &ctxt, struct_id: DefId) -> DtorKind { - match cx.destructor_for_type.borrow().find(&struct_id) { + match cx.destructor_for_type.borrow().get(&struct_id) { Some(&method_def_id) => { let flag = !has_attr(cx, struct_id, "unsafe_no_drop_flag"); @@ -4569,7 +4569,7 @@ pub fn lookup_field_type(tcx: &ctxt, pub fn lookup_struct_fields(cx: &ctxt, did: ast::DefId) -> Vec { if did.krate == ast::LOCAL_CRATE { let struct_fields = cx.struct_fields.borrow(); - match struct_fields.find(&did) { + match struct_fields.get(&did) { Some(fields) => (**fields).clone(), _ => { cx.sess.bug( @@ -4632,7 +4632,7 @@ pub fn unboxed_closure_upvars(tcx: &ctxt, closure_id: ast::DefId, substs: &Subst // implemented. assert!(closure_id.krate == ast::LOCAL_CRATE); let capture_mode = tcx.capture_modes.borrow().get_copy(&closure_id.node); - match tcx.freevars.borrow().find(&closure_id.node) { + match tcx.freevars.borrow().get(&closure_id.node) { None => vec![], Some(ref freevars) => { freevars.iter().map(|freevar| { @@ -4898,7 +4898,7 @@ pub fn required_region_bounds(tcx: &ctxt, all_bounds: &mut Vec) { all_bounds.push_all(region_bounds.as_slice()); - if builtin_bounds.contains_elem(ty::BoundSend) { + if builtin_bounds.contains(&ty::BoundSend) { all_bounds.push(ty::ReStatic); } } @@ -4921,7 +4921,7 @@ pub fn item_variances(tcx: &ctxt, item_id: ast::DefId) -> Rc { pub fn record_trait_implementation(tcx: &ctxt, trait_def_id: DefId, impl_def_id: DefId) { - match tcx.trait_impls.borrow().find(&trait_def_id) { + match tcx.trait_impls.borrow().get(&trait_def_id) { Some(impls_for_trait) => { impls_for_trait.borrow_mut().push(impl_def_id); return; @@ -5094,7 +5094,7 @@ pub fn trait_of_item(tcx: &ctxt, def_id: ast::DefId) -> Option { /// Otherwise, return `None`. pub fn trait_item_of_item(tcx: &ctxt, def_id: ast::DefId) -> Option { - let impl_item = match tcx.impl_or_trait_items.borrow().find(&def_id) { + let impl_item = match tcx.impl_or_trait_items.borrow().get(&def_id) { Some(m) => m.clone(), None => return None, }; @@ -5449,7 +5449,7 @@ impl<'tcx> mc::Typer<'tcx> for ty::ctxt<'tcx> { } fn node_method_ty(&self, method_call: typeck::MethodCall) -> Option { - self.method_map.borrow().find(&method_call).map(|method| method.ty) + self.method_map.borrow().get(&method_call).map(|method| method.ty) } fn adjustments<'a>(&'a self) -> &'a RefCell> { @@ -5561,7 +5561,7 @@ pub type FreevarMap = NodeMap>; pub type CaptureModeMap = NodeMap; pub fn with_freevars(tcx: &ty::ctxt, fid: ast::NodeId, f: |&[Freevar]| -> T) -> T { - match tcx.freevars.borrow().find(&fid) { + match tcx.freevars.borrow().get(&fid) { None => f(&[]), Some(d) => f(d.as_slice()) } diff --git a/src/librustc/middle/typeck/astconv.rs b/src/librustc/middle/typeck/astconv.rs index 7c8d9309df3b8..32fd385aa5d02 100644 --- a/src/librustc/middle/typeck/astconv.rs +++ b/src/librustc/middle/typeck/astconv.rs @@ -99,7 +99,7 @@ pub trait AstConv<'tcx> { pub fn ast_region_to_region(tcx: &ty::ctxt, lifetime: &ast::Lifetime) -> ty::Region { - let r = match tcx.named_region_map.find(&lifetime.id) { + let r = match tcx.named_region_map.get(&lifetime.id) { None => { // should have been recorded by the `resolve_lifetime` pass tcx.sess.span_bug(lifetime.span, "unresolved lifetime"); @@ -467,7 +467,7 @@ fn check_path_args(tcx: &ty::ctxt, pub fn ast_ty_to_prim_ty(tcx: &ty::ctxt, ast_ty: &ast::Ty) -> Option { match ast_ty.node { ast::TyPath(ref path, _, id) => { - let a_def = match tcx.def_map.borrow().find(&id) { + let a_def = match tcx.def_map.borrow().get(&id) { None => { tcx.sess.span_bug(ast_ty.span, format!("unbound path {}", @@ -524,7 +524,7 @@ pub fn ast_ty_to_builtin_ty<'tcx, AC: AstConv<'tcx>, RS: RegionScope>( match ast_ty.node { ast::TyPath(ref path, _, id) => { - let a_def = match this.tcx().def_map.borrow().find(&id) { + let a_def = match this.tcx().def_map.borrow().get(&id) { None => { this.tcx() .sess @@ -675,7 +675,7 @@ fn mk_pointer<'tcx, AC: AstConv<'tcx>, RS: RegionScope>( // Note that the "bounds must be empty if path is not a trait" // restriction is enforced in the below case for ty_path, which // will run after this as long as the path isn't a trait. - match tcx.def_map.borrow().find(&id) { + match tcx.def_map.borrow().get(&id) { Some(&def::DefPrimTy(ast::TyStr)) => { check_path_args(tcx, path, NO_TPS | NO_REGIONS); match ptr_ty { @@ -802,7 +802,7 @@ pub fn ast_ty_to_ty<'tcx, AC: AstConv<'tcx>, RS: RegionScope>( let tcx = this.tcx(); let mut ast_ty_to_ty_cache = tcx.ast_ty_to_ty_cache.borrow_mut(); - match ast_ty_to_ty_cache.find(&ast_ty.id) { + match ast_ty_to_ty_cache.get(&ast_ty.id) { Some(&ty::atttce_resolved(ty)) => return ty, Some(&ty::atttce_unresolved) => { tcx.sess.span_fatal(ast_ty.span, @@ -900,7 +900,7 @@ pub fn ast_ty_to_ty<'tcx, AC: AstConv<'tcx>, RS: RegionScope>( ty::mk_err() } ast::TyPath(ref path, ref bounds, id) => { - let a_def = match tcx.def_map.borrow().find(&id) { + let a_def = match tcx.def_map.borrow().get(&id) { None => { tcx.sess .span_bug(ast_ty.span, @@ -990,7 +990,7 @@ pub fn ast_ty_to_ty<'tcx, AC: AstConv<'tcx>, RS: RegionScope>( } } ast::TyQPath(ref qpath) => { - match tcx.def_map.borrow().find(&ast_ty.id) { + match tcx.def_map.borrow().get(&ast_ty.id) { None => { tcx.sess.span_bug(ast_ty.span, "unbound qualified path") @@ -1549,7 +1549,7 @@ pub fn partition_bounds<'a>(tcx: &ty::ctxt, ast::TraitTyParamBound(ref b) => { match lookup_def_tcx(tcx, b.path.span, b.ref_id) { def::DefTrait(trait_did) => { - match trait_def_ids.find(&trait_did) { + match trait_def_ids.get(&trait_did) { // Already seen this trait. We forbid // duplicates in the list (for some // reason). diff --git a/src/librustc/middle/typeck/check/_match.rs b/src/librustc/middle/typeck/check/_match.rs index a686a5e72a0a7..7070f16da3bfd 100644 --- a/src/librustc/middle/typeck/check/_match.rs +++ b/src/librustc/middle/typeck/check/_match.rs @@ -324,7 +324,7 @@ pub fn check_pat_struct(pcx: &pat_ctxt, pat: &ast::Pat, let item_substs = fcx .item_substs() - .find(&pat.id) + .get(&pat.id) .map(|substs| substs.substs.clone()) .unwrap_or_else(|| Substs::empty()); diff --git a/src/librustc/middle/typeck/check/method.rs b/src/librustc/middle/typeck/check/method.rs index f854bc52acd7b..557b92d439d91 100644 --- a/src/librustc/middle/typeck/check/method.rs +++ b/src/librustc/middle/typeck/check/method.rs @@ -678,7 +678,7 @@ impl<'a, 'tcx> LookupContext<'a, 'tcx> { debug!("push_extension_candidates(expr_id={})", expr_id); let mut duplicates = HashSet::new(); - let opt_applicable_traits = self.fcx.ccx.trait_map.find(&expr_id); + let opt_applicable_traits = self.fcx.ccx.trait_map.get(&expr_id); for applicable_traits in opt_applicable_traits.into_iter() { for &trait_did in applicable_traits.iter() { if duplicates.insert(trait_did) { @@ -912,7 +912,7 @@ impl<'a, 'tcx> LookupContext<'a, 'tcx> { // metadata if necessary. ty::populate_implementations_for_type_if_necessary(self.tcx(), did); - for impl_infos in self.tcx().inherent_impls.borrow().find(&did).iter() { + for impl_infos in self.tcx().inherent_impls.borrow().get(&did).iter() { for impl_did in impl_infos.iter() { self.push_candidates_from_inherent_impl(*impl_did); } @@ -1627,7 +1627,7 @@ impl<'a, 'tcx> LookupContext<'a, 'tcx> { .inh .adjustments .borrow() - .find(&expr.id) { + .get(&expr.id) { Some(&ty::AdjustDerefRef(ty::AutoDerefRef { autoderefs: autoderef_count, autoref: _ @@ -1658,7 +1658,7 @@ impl<'a, 'tcx> LookupContext<'a, 'tcx> { match expr.node { ast::ExprIndex(ref base_expr, _) => { let mut base_adjustment = - match self.fcx.inh.adjustments.borrow().find(&base_expr.id) { + match self.fcx.inh.adjustments.borrow().get(&base_expr.id) { Some(&ty::AdjustDerefRef(ref adr)) => (*adr).clone(), None => ty::AutoDerefRef { autoderefs: 0, autoref: None }, Some(_) => { @@ -1839,7 +1839,7 @@ fn impl_method(tcx: &ty::ctxt, -> Option> { let impl_items = tcx.impl_items.borrow(); - let impl_items = impl_items.find(&impl_def_id).unwrap(); + let impl_items = impl_items.get(&impl_def_id).unwrap(); impl_items .iter() .map(|&did| ty::impl_or_trait_item(tcx, did.def_id())) diff --git a/src/librustc/middle/typeck/check/mod.rs b/src/librustc/middle/typeck/check/mod.rs index bcb875a6aa830..b83c81cd98630 100644 --- a/src/librustc/middle/typeck/check/mod.rs +++ b/src/librustc/middle/typeck/check/mod.rs @@ -298,7 +298,7 @@ impl<'a, 'tcx> mem_categorization::Typer<'tcx> for FnCtxt<'a, 'tcx> { } fn node_method_ty(&self, method_call: typeck::MethodCall) -> Option { - self.inh.method_map.borrow().find(&method_call).map(|m| m.ty) + self.inh.method_map.borrow().get(&method_call).map(|m| m.ty) } fn adjustments<'a>(&'a self) -> &'a RefCell> { &self.inh.adjustments @@ -1556,7 +1556,7 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> { } pub fn local_ty(&self, span: Span, nid: ast::NodeId) -> ty::t { - match self.inh.locals.borrow().find(&nid) { + match self.inh.locals.borrow().get(&nid) { Some(&t) => t, None => { self.tcx().sess.span_bug( @@ -1808,7 +1808,7 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> { } pub fn expr_ty(&self, ex: &ast::Expr) -> ty::t { - match self.inh.node_types.borrow().find(&ex.id) { + match self.inh.node_types.borrow().get(&ex.id) { Some(&t) => t, None => { self.tcx().sess.bug(format!("no type for expr in fcx {}", @@ -1824,7 +1824,7 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> { */ let adjustments = self.inh.adjustments.borrow(); - let adjustment = adjustments.find(&expr.id); + let adjustment = adjustments.get(&expr.id); self.adjust_expr_ty(expr, adjustment) } @@ -1845,12 +1845,12 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> { raw_ty, adjustment, |method_call| self.inh.method_map.borrow() - .find(&method_call) + .get(&method_call) .map(|method| method.ty)) } pub fn node_ty(&self, id: ast::NodeId) -> ty::t { - match self.inh.node_types.borrow().find(&id) { + match self.inh.node_types.borrow().get(&id) { Some(&t) => t, None => { self.tcx().sess.bug( @@ -1868,7 +1868,7 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> { pub fn opt_node_ty_substs(&self, id: ast::NodeId, f: |&ty::ItemSubsts|) { - match self.inh.item_substs.borrow().find(&id) { + match self.inh.item_substs.borrow().get(&id) { Some(s) => { f(s) } None => { } } @@ -3554,7 +3554,7 @@ fn check_expr_with_unifier(fcx: &FnCtxt, let (bounds, onceness) = match expr.node { ast::ExprProc(..) => { let mut bounds = ty::region_existential_bound(ty::ReStatic); - bounds.builtin_bounds.add(ty::BoundSend); // FIXME + bounds.builtin_bounds.insert(ty::BoundSend); // FIXME (bounds, ast::Once) } _ => { @@ -3763,7 +3763,7 @@ fn check_expr_with_unifier(fcx: &FnCtxt, for field in ast_fields.iter() { let mut expected_field_type = ty::mk_err(); - let pair = class_field_map.find(&field.ident.node.name).map(|x| *x); + let pair = class_field_map.get(&field.ident.node.name).map(|x| *x); match pair { None => { fcx.type_error_message( @@ -4422,7 +4422,7 @@ fn check_expr_with_unifier(fcx: &FnCtxt, } ast::ExprStruct(ref path, ref fields, ref base_expr) => { // Resolve the path. - let def = tcx.def_map.borrow().find(&id).map(|i| *i); + let def = tcx.def_map.borrow().get(&id).map(|i| *i); let struct_id = match def { Some(def::DefVariant(enum_id, variant_id, true)) => { check_struct_enum_variant(fcx, id, expr.span, enum_id, @@ -5603,7 +5603,7 @@ pub fn may_break(cx: &ty::ctxt, id: ast::NodeId, b: &ast::Block) -> bool { (block_query(b, |e| { match e.node { ast::ExprBreak(Some(_)) => { - match cx.def_map.borrow().find(&e.id) { + match cx.def_map.borrow().get(&e.id) { Some(&def::DefLabel(loop_id)) if id == loop_id => true, _ => false, } diff --git a/src/librustc/middle/typeck/check/regionck.rs b/src/librustc/middle/typeck/check/regionck.rs index acc3cf0307b96..014180a11553a 100644 --- a/src/librustc/middle/typeck/check/regionck.rs +++ b/src/librustc/middle/typeck/check/regionck.rs @@ -327,7 +327,7 @@ impl<'a, 'tcx> Rcx<'a, 'tcx> { fn resolve_method_type(&self, method_call: MethodCall) -> Option { let method_ty = self.fcx.inh.method_map.borrow() - .find(&method_call).map(|method| method.ty); + .get(&method_call).map(|method| method.ty); method_ty.map(|method_ty| self.resolve_type(method_ty)) } @@ -339,7 +339,7 @@ impl<'a, 'tcx> Rcx<'a, 'tcx> { } else { let tcx = self.fcx.tcx(); ty::adjust_ty(tcx, expr.span, expr.id, ty_unadjusted, - self.fcx.inh.adjustments.borrow().find(&expr.id), + self.fcx.inh.adjustments.borrow().get(&expr.id), |method_call| self.resolve_method_type(method_call)) } } @@ -351,7 +351,7 @@ impl<'a, 'tcx> Rcx<'a, 'tcx> { // When we enter a function, we can derive let fn_sig_map = self.fcx.inh.fn_sig_map.borrow(); - let fn_sig = match fn_sig_map.find(&id) { + let fn_sig = match fn_sig_map.get(&id) { Some(f) => f, None => { self.tcx().sess.bug( @@ -370,7 +370,7 @@ impl<'a, 'tcx> Rcx<'a, 'tcx> { { debug!("visit_region_obligations: node_id={}", node_id); let region_obligations = self.fcx.inh.region_obligations.borrow(); - match region_obligations.find(&node_id) { + match region_obligations.get(&node_id) { None => { } Some(vec) => { for r_o in vec.iter() { @@ -594,7 +594,7 @@ fn visit_expr(rcx: &mut Rcx, expr: &ast::Expr) { let has_method_map = rcx.fcx.inh.method_map.borrow().contains_key(&method_call); // Check any autoderefs or autorefs that appear. - for &adjustment in rcx.fcx.inh.adjustments.borrow().find(&expr.id).iter() { + for &adjustment in rcx.fcx.inh.adjustments.borrow().get(&expr.id).iter() { debug!("adjustment={}", adjustment); match *adjustment { ty::AdjustDerefRef(ty::AutoDerefRef {autoderefs, autoref: ref opt_autoref}) => { @@ -686,7 +686,7 @@ fn visit_expr(rcx: &mut Rcx, expr: &ast::Expr) { ast::ExprUnary(ast::UnDeref, ref base) => { // For *a, the lifetime of a must enclose the deref let method_call = MethodCall::expr(expr.id); - let base_ty = match rcx.fcx.inh.method_map.borrow().find(&method_call) { + let base_ty = match rcx.fcx.inh.method_map.borrow().get(&method_call) { Some(method) => { constrain_call(rcx, expr, Some(&**base), None::.iter(), true); @@ -950,7 +950,7 @@ fn check_expr_fn_block(rcx: &mut Rcx, let raw_var_ty = rcx.resolve_node_type(var_node_id); let upvar_id = ty::UpvarId { var_id: var_node_id, closure_expr_id: expr.id }; - let var_ty = match rcx.fcx.inh.upvar_borrow_map.borrow().find(&upvar_id) { + let var_ty = match rcx.fcx.inh.upvar_borrow_map.borrow().get(&upvar_id) { Some(upvar_borrow) => { ty::mk_rptr(rcx.tcx(), upvar_borrow.region, @@ -1195,7 +1195,7 @@ fn constrain_autoderefs(rcx: &mut Rcx, i, derefs); let method_call = MethodCall::autoderef(deref_expr.id, i); - derefd_ty = match rcx.fcx.inh.method_map.borrow().find(&method_call) { + derefd_ty = match rcx.fcx.inh.method_map.borrow().get(&method_call) { Some(method) => { // Treat overloaded autoderefs as if an AutoRef adjustment // was applied on the base type, as that is always the case. @@ -1301,7 +1301,7 @@ fn type_of_node_must_outlive( // report errors later on in the writeback phase. let ty0 = rcx.resolve_node_type(id); let ty = ty::adjust_ty(tcx, origin.span(), id, ty0, - rcx.fcx.inh.adjustments.borrow().find(&id), + rcx.fcx.inh.adjustments.borrow().get(&id), |method_call| rcx.resolve_method_type(method_call)); debug!("constrain_regions_in_type_of_node(\ ty={}, ty0={}, id={}, minimum_lifetime={})", @@ -1582,7 +1582,7 @@ fn link_reborrowed_region(rcx: &Rcx, mc::NoteUpvarRef(ref upvar_id) => { let mut upvar_borrow_map = rcx.fcx.inh.upvar_borrow_map.borrow_mut(); - match upvar_borrow_map.find_mut(upvar_id) { + match upvar_borrow_map.get_mut(upvar_id) { Some(upvar_borrow) => { // Adjust mutability that we infer for the upvar // so it can accommodate being borrowed with @@ -1845,7 +1845,7 @@ fn link_upvar_borrow_kind_for_nested_closures(rcx: &mut Rcx, let mut upvar_borrow_map = rcx.fcx.inh.upvar_borrow_map.borrow_mut(); let inner_borrow = upvar_borrow_map.get_copy(&inner_upvar_id); - match upvar_borrow_map.find_mut(&outer_upvar_id) { + match upvar_borrow_map.get_mut(&outer_upvar_id) { Some(outer_borrow) => { adjust_upvar_borrow_kind(rcx, outer_upvar_id, outer_borrow, inner_borrow.kind); } diff --git a/src/librustc/middle/typeck/check/writeback.rs b/src/librustc/middle/typeck/check/writeback.rs index d011e807ce7dc..cf78ef1621986 100644 --- a/src/librustc/middle/typeck/check/writeback.rs +++ b/src/librustc/middle/typeck/check/writeback.rs @@ -263,7 +263,7 @@ impl<'cx, 'tcx> WritebackCx<'cx, 'tcx> { } fn visit_adjustments(&self, reason: ResolveReason, id: ast::NodeId) { - match self.fcx.inh.adjustments.borrow_mut().pop(&id) { + match self.fcx.inh.adjustments.borrow_mut().remove(&id) { None => { debug!("No adjustments for node {}", id); } @@ -275,7 +275,7 @@ impl<'cx, 'tcx> WritebackCx<'cx, 'tcx> { // FIXME(eddyb) #2190 Allow only statically resolved // bare functions to coerce to a closure to avoid // constructing (slower) indirect call wrappers. - match self.tcx().def_map.borrow().find(&id) { + match self.tcx().def_map.borrow().get(&id) { Some(&def::DefFn(..)) | Some(&def::DefStaticMethod(..)) | Some(&def::DefVariant(..)) | @@ -320,7 +320,7 @@ impl<'cx, 'tcx> WritebackCx<'cx, 'tcx> { reason: ResolveReason, method_call: MethodCall) { // Resolve any method map entry - match self.fcx.inh.method_map.borrow_mut().pop(&method_call) { + match self.fcx.inh.method_map.borrow_mut().remove(&method_call) { Some(method) => { debug!("writeback::resolve_method_map_entry(call={}, entry={})", method_call, diff --git a/src/librustc/middle/typeck/coherence/mod.rs b/src/librustc/middle/typeck/coherence/mod.rs index ac18f53de0465..19ff82469b515 100644 --- a/src/librustc/middle/typeck/coherence/mod.rs +++ b/src/librustc/middle/typeck/coherence/mod.rs @@ -294,7 +294,7 @@ impl<'a, 'tcx> CoherenceChecker<'a, 'tcx> { } fn add_inherent_impl(&self, base_def_id: DefId, impl_def_id: DefId) { - match self.inherent_impls.borrow().find(&base_def_id) { + match self.inherent_impls.borrow().get(&base_def_id) { Some(implementation_list) => { implementation_list.borrow_mut().push(impl_def_id); return; diff --git a/src/librustc/middle/typeck/coherence/overlap.rs b/src/librustc/middle/typeck/coherence/overlap.rs index ccfa31df82646..933c2c81ac269 100644 --- a/src/librustc/middle/typeck/coherence/overlap.rs +++ b/src/librustc/middle/typeck/coherence/overlap.rs @@ -114,7 +114,7 @@ impl<'cx, 'tcx> OverlapChecker<'cx, 'tcx> { fn push_impls_of_trait(&self, trait_def_id: ast::DefId, out: &mut Vec) { - match self.tcx.trait_impls.borrow().find(&trait_def_id) { + match self.tcx.trait_impls.borrow().get(&trait_def_id) { Some(impls) => { out.push_all(impls.borrow().as_slice()); } None => { /* no impls */ } } diff --git a/src/librustc/middle/typeck/collect.rs b/src/librustc/middle/typeck/collect.rs index 0374a64261f02..d137e5536a5ff 100644 --- a/src/librustc/middle/typeck/collect.rs +++ b/src/librustc/middle/typeck/collect.rs @@ -1243,7 +1243,7 @@ pub fn convert_struct(ccx: &CrateCtxt, let result = convert_field(ccx, &pty.generics, f, local_def(id)); if result.name != special_idents::unnamed_field.name { - let dup = match seen_fields.find(&result.name) { + let dup = match seen_fields.get(&result.name) { Some(prev_span) => { span_err!(tcx.sess, f.span, E0124, "field `{}` is already declared", @@ -1386,7 +1386,7 @@ fn get_trait_def(ccx: &CrateCtxt, trait_id: ast::DefId) -> Rc { pub fn trait_def_of_item(ccx: &CrateCtxt, it: &ast::Item) -> Rc { let def_id = local_def(it.id); let tcx = ccx.tcx; - match tcx.trait_defs.borrow().find(&def_id) { + match tcx.trait_defs.borrow().get(&def_id) { Some(def) => return def.clone(), _ => {} } @@ -1486,7 +1486,7 @@ pub fn ty_of_item(ccx: &CrateCtxt, it: &ast::Item) -> ty::Polytype { let def_id = local_def(it.id); let tcx = ccx.tcx; - match tcx.tcache.borrow().find(&def_id) { + match tcx.tcache.borrow().get(&def_id) { Some(pty) => return pty.clone(), _ => {} } @@ -1528,7 +1528,7 @@ pub fn ty_of_item(ccx: &CrateCtxt, it: &ast::Item) return pty; } ast::ItemTy(ref t, ref generics) => { - match tcx.tcache.borrow_mut().find(&local_def(it.id)) { + match tcx.tcache.borrow_mut().get(&local_def(it.id)) { Some(pty) => return pty.clone(), None => { } } @@ -1933,7 +1933,7 @@ fn get_or_create_type_parameter_def<'tcx,AC>(this: &AC, -> ty::TypeParameterDef where AC: AstConv<'tcx> { - match this.tcx().ty_param_defs.borrow().find(¶m.id) { + match this.tcx().ty_param_defs.borrow().get(¶m.id) { Some(d) => { return (*d).clone(); } None => { } } @@ -2027,13 +2027,13 @@ fn check_bounds_compatible(tcx: &ty::ctxt, span: Span) { // Currently the only bound which is incompatible with other bounds is // Sized/Unsized. - if !param_bounds.builtin_bounds.contains_elem(ty::BoundSized) { + if !param_bounds.builtin_bounds.contains(&ty::BoundSized) { ty::each_bound_trait_and_supertraits( tcx, param_bounds.trait_bounds.as_slice(), |trait_ref| { let trait_def = ty::lookup_trait_def(tcx, trait_ref.def_id); - if trait_def.bounds.builtin_bounds.contains_elem(ty::BoundSized) { + if trait_def.bounds.builtin_bounds.contains(&ty::BoundSized) { span_err!(tcx.sess, span, E0129, "incompatible bounds on type parameter `{}`, \ bound `{}` does not allow unsized type", @@ -2136,7 +2136,7 @@ fn merge_param_bounds<'a>(tcx: &ty::ctxt, let predicate_param_id = tcx.def_map .borrow() - .find(&predicate.id) + .get(&predicate.id) .expect("compute_bounds(): resolve didn't resolve the type \ parameter identifier in a `where` clause") .def_id(); diff --git a/src/librustc/middle/typeck/infer/error_reporting.rs b/src/librustc/middle/typeck/infer/error_reporting.rs index bfa0f94a74751..20c14580b3bee 100644 --- a/src/librustc/middle/typeck/infer/error_reporting.rs +++ b/src/librustc/middle/typeck/infer/error_reporting.rs @@ -1240,7 +1240,7 @@ impl<'a, 'tcx> Rebuilder<'a, 'tcx> { ty_queue.push(&*mut_ty.ty); } ast::TyPath(ref path, ref bounds, id) => { - let a_def = match self.tcx.def_map.borrow().find(&id) { + let a_def = match self.tcx.def_map.borrow().get(&id) { None => { self.tcx .sess diff --git a/src/librustc/middle/typeck/infer/region_inference/mod.rs b/src/librustc/middle/typeck/infer/region_inference/mod.rs index cdc45890c09ea..70c4a245b2c26 100644 --- a/src/librustc/middle/typeck/infer/region_inference/mod.rs +++ b/src/librustc/middle/typeck/infer/region_inference/mod.rs @@ -367,7 +367,7 @@ impl<'a, 'tcx> RegionVarBindings<'a, 'tcx> { debug!("RegionVarBindings: add_constraint({})", constraint.repr(self.tcx)); - if self.constraints.borrow_mut().insert(constraint, origin) { + if self.constraints.borrow_mut().insert(constraint, origin).is_none() { if self.in_snapshot() { self.undo_log.borrow_mut().push(AddConstraint(constraint)); } @@ -559,7 +559,7 @@ impl<'a, 'tcx> RegionVarBindings<'a, 'tcx> { new_r: Region|) -> Region { let vars = TwoRegions { a: a, b: b }; - match self.combine_map(t).borrow().find(&vars) { + match self.combine_map(t).borrow().get(&vars) { Some(&c) => { return ReInfer(ReVar(c)); } @@ -991,7 +991,7 @@ impl<'a, 'tcx> RegionVarBindings<'a, 'tcx> { debug!("expansion: constraint={} origin={}", constraint.repr(self.tcx), self.constraints.borrow() - .find(constraint) + .get(constraint) .unwrap() .repr(self.tcx)); match *constraint { @@ -1075,7 +1075,7 @@ impl<'a, 'tcx> RegionVarBindings<'a, 'tcx> { debug!("contraction: constraint={} origin={}", constraint.repr(self.tcx), self.constraints.borrow() - .find(constraint) + .get(constraint) .unwrap() .repr(self.tcx)); match *constraint { diff --git a/src/librustc/middle/typeck/infer/sub.rs b/src/librustc/middle/typeck/infer/sub.rs index f44fa1ac1c696..d2f315f2a4b60 100644 --- a/src/librustc/middle/typeck/infer/sub.rs +++ b/src/librustc/middle/typeck/infer/sub.rs @@ -113,7 +113,7 @@ impl<'f, 'tcx> Combine<'tcx> for Sub<'f, 'tcx> { // e.g., fn:Copy() <: fn(), because the former is a function // that only closes over copyable things, but the latter is // any function at all. - if a.contains(b) { + if a.is_superset(&b) { Ok(a) } else { Err(ty::terr_builtin_bounds(expected_found(self, a, b))) diff --git a/src/librustc/middle/typeck/mod.rs b/src/librustc/middle/typeck/mod.rs index 22898221d9b53..5ca0de47ad500 100644 --- a/src/librustc/middle/typeck/mod.rs +++ b/src/librustc/middle/typeck/mod.rs @@ -301,7 +301,7 @@ pub fn write_substs_to_tcx(tcx: &ty::ctxt, } } pub fn lookup_def_tcx(tcx:&ty::ctxt, sp: Span, id: ast::NodeId) -> def::Def { - match tcx.def_map.borrow().find(&id) { + match tcx.def_map.borrow().get(&id) { Some(x) => x.clone(), _ => { tcx.sess.span_fatal(sp, "internal error looking up a definition") diff --git a/src/librustc/middle/typeck/variance.rs b/src/librustc/middle/typeck/variance.rs index 9a90381854a6c..4227cc521b48b 100644 --- a/src/librustc/middle/typeck/variance.rs +++ b/src/librustc/middle/typeck/variance.rs @@ -322,7 +322,7 @@ impl<'a, 'tcx> TermsContext<'a, 'tcx> { index: index, param_id: param_id, term: term }); - let newly_added = self.inferred_map.insert(param_id, inf_index); + let newly_added = self.inferred_map.insert(param_id, inf_index).is_none(); assert!(newly_added); debug!("add_inferred(item_id={}, \ @@ -376,7 +376,7 @@ impl<'a, 'tcx, 'v> Visitor<'v> for TermsContext<'a, 'tcx> { if self.num_inferred() == inferreds_on_entry { let newly_added = self.tcx.item_variance_map.borrow_mut().insert( ast_util::local_def(item.id), - self.empty_variances.clone()); + self.empty_variances.clone()).is_none(); assert!(newly_added); } @@ -556,7 +556,7 @@ impl<'a, 'tcx> ConstraintContext<'a, 'tcx> { } fn inferred_index(&self, param_id: ast::NodeId) -> InferredIndex { - match self.terms_cx.inferred_map.find(¶m_id) { + match self.terms_cx.inferred_map.get(¶m_id) { Some(&index) => index, None => { self.tcx().sess.bug(format!( @@ -569,7 +569,7 @@ impl<'a, 'tcx> ConstraintContext<'a, 'tcx> { fn find_binding_for_lifetime(&self, param_id: ast::NodeId) -> ast::NodeId { let tcx = self.terms_cx.tcx; assert!(is_lifetime(&tcx.map, param_id)); - match tcx.named_region_map.find(¶m_id) { + match tcx.named_region_map.get(¶m_id) { Some(&rl::DefEarlyBoundRegion(_, _, lifetime_decl_id)) => lifetime_decl_id, Some(_) => panic!("should not encounter non early-bound cases"), @@ -810,7 +810,7 @@ impl<'a, 'tcx> ConstraintContext<'a, 'tcx> { ty::ty_param(ty::ParamTy { ref def_id, .. }) => { assert_eq!(def_id.krate, ast::LOCAL_CRATE); - match self.terms_cx.inferred_map.find(&def_id.node) { + match self.terms_cx.inferred_map.get(&def_id.node) { Some(&index) => { self.add_constraint(index, variance); } @@ -1060,7 +1060,7 @@ impl<'a, 'tcx> SolveContext<'a, 'tcx> { } let newly_added = tcx.item_variance_map.borrow_mut() - .insert(item_def_id, Rc::new(item_variances)); + .insert(item_def_id, Rc::new(item_variances)).is_none(); assert!(newly_added); } } diff --git a/src/librustc/util/common.rs b/src/librustc/util/common.rs index cf807cb22bc2a..577d92744e6dc 100644 --- a/src/librustc/util/common.rs +++ b/src/librustc/util/common.rs @@ -139,7 +139,7 @@ pub fn can_reach,T:Eq+Clone+Hash>( let mut queue = vec!(source); let mut i = 0; while i < queue.len() { - match edges_map.find(&queue[i]) { + match edges_map.get(&queue[i]) { Some(edges) => { for target in edges.iter() { if *target == destination { @@ -200,7 +200,7 @@ pub fn memoized_with_key + Eq, U: Clone, S, H: Hasher>( k: |&T| -> K ) -> U { let key = k(&arg); - let result = cache.borrow().find(&key).map(|result| result.clone()); + let result = cache.borrow().get(&key).map(|result| result.clone()); match result { Some(result) => result, None => { diff --git a/src/librustc/util/ppaux.rs b/src/librustc/util/ppaux.rs index 33e1419753249..9080b12c5436a 100644 --- a/src/librustc/util/ppaux.rs +++ b/src/librustc/util/ppaux.rs @@ -451,7 +451,7 @@ pub fn ty_to_string(cx: &ctxt, typ: t) -> String { ty_str => "str".to_string(), ty_unboxed_closure(ref did, _, ref substs) => { let unboxed_closures = cx.unboxed_closures.borrow(); - unboxed_closures.find(did).map(|cl| { + unboxed_closures.get(did).map(|cl| { closure_to_string(cx, &cl.closure_type.subst(cx, substs)) }).unwrap_or_else(|| "closure".to_string()) } @@ -1108,7 +1108,7 @@ impl UserString for ty::ParamBounds { impl UserString for ty::ExistentialBounds { fn user_string(&self, tcx: &ctxt) -> String { - if self.builtin_bounds.contains_elem(ty::BoundSend) && + if self.builtin_bounds.contains(&ty::BoundSend) && self.region_bound == ty::ReStatic { // Region bound is implied by builtin bounds: return self.builtin_bounds.repr(tcx); @@ -1277,7 +1277,7 @@ impl UserString for ParamTy { fn user_string(&self, tcx: &ctxt) -> String { let id = self.idx; let did = self.def_id; - let ident = match tcx.ty_param_defs.borrow().find(&did.node) { + let ident = match tcx.ty_param_defs.borrow().get(&did.node) { Some(def) => token::get_name(def.name).get().to_string(), // This can only happen when a type mismatch error happens and diff --git a/src/librustdoc/clean/inline.rs b/src/librustdoc/clean/inline.rs index d87d8776d4a6c..545eeaf7406f3 100644 --- a/src/librustdoc/clean/inline.rs +++ b/src/librustdoc/clean/inline.rs @@ -45,7 +45,7 @@ pub fn try_inline(cx: &DocContext, id: ast::NodeId, into: Option) Some(tcx) => tcx, None => return None, }; - let def = match tcx.def_map.borrow().find(&id) { + let def = match tcx.def_map.borrow().get(&id) { Some(def) => *def, None => return None, }; @@ -223,7 +223,7 @@ fn build_impls(cx: &DocContext, tcx: &ty::ctxt, ty::populate_implementations_for_type_if_necessary(tcx, did); let mut impls = Vec::new(); - match tcx.inherent_impls.borrow().find(&did) { + match tcx.inherent_impls.borrow().get(&did) { None => {} Some(i) => { impls.extend(i.iter().map(|&did| { build_impl(cx, tcx, did) })); diff --git a/src/librustdoc/clean/mod.rs b/src/librustdoc/clean/mod.rs index f96b3916f06de..bd6c696ad7460 100644 --- a/src/librustdoc/clean/mod.rs +++ b/src/librustdoc/clean/mod.rs @@ -1395,7 +1395,7 @@ impl Clean for ty::field_ty { let (name, attrs) = if self.name == unnamed_field.name { (None, None) } else { - (Some(self.name), Some(attr_map.find(&self.id.node).unwrap())) + (Some(self.name), Some(attr_map.get(&self.id.node).unwrap())) }; let ty = ty::lookup_item_type(cx.tcx(), self.id); @@ -2090,7 +2090,7 @@ fn resolve_type(cx: &DocContext, path: Path, None => return Primitive(Bool), }; debug!("searching for {} in defmap", id); - let def = match tcx.def_map.borrow().find(&id) { + let def = match tcx.def_map.borrow().get(&id) { Some(&k) => k, None => panic!("unresolved id not in defmap") }; @@ -2159,7 +2159,7 @@ fn resolve_use_source(cx: &DocContext, path: Path, id: ast::NodeId) -> ImportSou fn resolve_def(cx: &DocContext, id: ast::NodeId) -> Option { cx.tcx_opt().and_then(|tcx| { - tcx.def_map.borrow().find(&id).map(|&def| register_def(cx, def)) + tcx.def_map.borrow().get(&id).map(|&def| register_def(cx, def)) }) } diff --git a/src/librustdoc/html/format.rs b/src/librustdoc/html/format.rs index f9177c8d61578..320f84adea7a1 100644 --- a/src/librustdoc/html/format.rs +++ b/src/librustdoc/html/format.rs @@ -208,7 +208,7 @@ fn resolved_path(w: &mut fmt::Formatter, did: ast::DefId, p: &clean::Path, } }, |cache| { - match cache.paths.find(&did) { + match cache.paths.get(&did) { None => None, Some(&(ref fqp, shortty)) => Some((fqp.clone(), shortty)) } @@ -313,7 +313,7 @@ fn primitive_link(f: &mut fmt::Formatter, name: &str) -> fmt::Result { let m = cache_key.get().unwrap(); let mut needs_termination = false; - match m.primitive_locations.find(&prim) { + match m.primitive_locations.get(&prim) { Some(&ast::LOCAL_CRATE) => { let loc = current_location_key.get().unwrap(); let len = if loc.len() == 0 {0} else {loc.len() - 1}; diff --git a/src/librustdoc/html/markdown.rs b/src/librustdoc/html/markdown.rs index 3f1590773aa7c..9dacee1652a4a 100644 --- a/src/librustdoc/html/markdown.rs +++ b/src/librustdoc/html/markdown.rs @@ -242,7 +242,7 @@ pub fn render(w: &mut fmt::Formatter, s: &str, print_toc: bool) -> fmt::Result { // Make sure our hyphenated ID is unique for this page let map = used_header_map.get().unwrap(); - let id = match map.borrow_mut().find_mut(&id) { + let id = match map.borrow_mut().get_mut(&id) { None => id, Some(a) => { *a += 1; format!("{}-{}", id, *a - 1) } }; diff --git a/src/librustdoc/html/render.rs b/src/librustdoc/html/render.rs index 9af2b22adea45..fbd2611acb92d 100644 --- a/src/librustdoc/html/render.rs +++ b/src/librustdoc/html/render.rs @@ -389,7 +389,7 @@ fn build_index(krate: &clean::Crate, cache: &mut Cache) -> io::IoResult // has since been learned. for &(pid, ref item) in orphan_methods.iter() { let did = ast_util::local_def(pid); - match paths.find(&did) { + match paths.get(&did) { Some(&(ref fqp, _)) => { search_index.push(IndexItem { ty: shortty(item), @@ -443,7 +443,7 @@ fn build_index(krate: &clean::Crate, cache: &mut Cache) -> io::IoResult item.desc.to_json().to_string())); match item.parent { Some(nodeid) => { - let pathid = *nodeid_to_pathid.find(&nodeid).unwrap(); + let pathid = *nodeid_to_pathid.get(&nodeid).unwrap(); try!(write!(&mut w, ",{}", pathid)); } None => {} @@ -454,7 +454,7 @@ fn build_index(krate: &clean::Crate, cache: &mut Cache) -> io::IoResult try!(write!(&mut w, r#"],"paths":["#)); for (i, &did) in pathid_to_nodeid.iter().enumerate() { - let &(ref fqp, short) = cache.paths.find(&did).unwrap(); + let &(ref fqp, short) = cache.paths.get(&did).unwrap(); if i > 0 { try!(write!(&mut w, ",")); } @@ -543,7 +543,7 @@ fn write_shared(cx: &Context, // // FIXME: this is a vague explanation for why this can't be a `get`, in // theory it should be... - let &(ref remote_path, remote_item_type) = match cache.paths.find(&did) { + let &(ref remote_path, remote_item_type) = match cache.paths.get(&did) { Some(p) => p, None => continue, }; @@ -838,7 +838,7 @@ impl DocFolder for Cache { } else { let last = self.parent_stack.last().unwrap(); let did = *last; - let path = match self.paths.find(&did) { + let path = match self.paths.get(&did) { Some(&(_, item_type::Trait)) => Some(self.stack[..self.stack.len() - 1]), // The current stack not necessarily has correlation for @@ -1170,7 +1170,7 @@ impl Context { &Item{ cx: cx, item: it })); } else { let mut url = "../".repeat(cx.current.len()); - match cache_key.get().unwrap().paths.find(&it.def_id) { + match cache_key.get().unwrap().paths.get(&it.def_id) { Some(&(ref names, _)) => { for name in names[..names.len() - 1].iter() { url.push_str(name.as_slice()); @@ -1735,7 +1735,7 @@ fn item_trait(w: &mut fmt::Formatter, cx: &Context, it: &clean::Item,

Implementors

    ")); - match cache.implementors.find(&it.def_id) { + match cache.implementors.get(&it.def_id) { Some(implementors) => { for i in implementors.iter() { try!(writeln!(w, "
  • {}impl{} {} for {}{}
    • ", @@ -1992,7 +1992,7 @@ fn render_struct(w: &mut fmt::Formatter, it: &clean::Item, } fn render_methods(w: &mut fmt::Formatter, it: &clean::Item) -> fmt::Result { - match cache_key.get().unwrap().impls.find(&it.def_id) { + match cache_key.get().unwrap().impls.get(&it.def_id) { Some(v) => { let (non_trait, traits) = v.partitioned(|i| i.impl_.trait_.is_none()); if non_trait.len() > 0 { @@ -2080,7 +2080,7 @@ fn render_impl(w: &mut fmt::Formatter, i: &Impl) -> fmt::Result { match i.impl_.trait_ { Some(clean::ResolvedPath { did, .. }) => { try!({ - match cache_key.get().unwrap().traits.find(&did) { + match cache_key.get().unwrap().traits.get(&did) { Some(t) => try!(render_default_methods(w, t, &i.impl_)), None => {} } diff --git a/src/librustdoc/lib.rs b/src/librustdoc/lib.rs index bd3c618a5ed46..5e2f56e00fc0d 100644 --- a/src/librustdoc/lib.rs +++ b/src/librustdoc/lib.rs @@ -417,7 +417,7 @@ fn json_input(input: &str) -> Result { Ok(json::Object(obj)) => { let mut obj = obj; // Make sure the schema is what we expect - match obj.pop(&"schema".to_string()) { + match obj.remove(&"schema".to_string()) { Some(json::String(version)) => { if version.as_slice() != SCHEMA_VERSION { return Err(format!( @@ -428,7 +428,7 @@ fn json_input(input: &str) -> Result { Some(..) => return Err("malformed json".to_string()), None => return Err("expected a schema version".to_string()), } - let krate = match obj.pop(&"crate".to_string()) { + let krate = match obj.remove(&"crate".to_string()) { Some(json) => { let mut d = json::Decoder::new(json); Decodable::decode(&mut d).unwrap() diff --git a/src/librustrt/local_data.rs b/src/librustrt/local_data.rs index 7129f14720911..4a16bcf939e7b 100644 --- a/src/librustrt/local_data.rs +++ b/src/librustrt/local_data.rs @@ -186,7 +186,7 @@ impl KeyValue { // The following match takes a mutable borrow on the map. In order to insert // our data if the key isn't present, we need to let the match end first. - let data = match (map.find_mut(&keyval), data) { + let data = match (map.get_mut(&keyval), data) { (None, Some(data)) => { // The key doesn't exist and we need to insert it. To make borrowck // happy, return it up a scope and insert it there. @@ -266,7 +266,7 @@ impl KeyValue { }; let keyval = key_to_key_value(self); - match map.find(&keyval) { + match map.get(&keyval) { Some(slot) => { let value_box = slot.box_ptr as *mut TLDValueBox; if unsafe { *(*value_box).refcount.get() } >= 1 { diff --git a/src/libserialize/collection_impls.rs b/src/libserialize/collection_impls.rs index 79166935a5e7f..d2d1f5fa8b091 100644 --- a/src/libserialize/collection_impls.rs +++ b/src/libserialize/collection_impls.rs @@ -39,7 +39,7 @@ impl,T:Decodable> Decodable for DList { d.read_seq(|d, len| { let mut list = DList::new(); for i in range(0u, len) { - list.push(try!(d.read_seq_elt(i, |d| Decodable::decode(d)))); + list.push_back(try!(d.read_seq_elt(i, |d| Decodable::decode(d)))); } Ok(list) }) @@ -66,7 +66,7 @@ impl,T:Decodable> Decodable for RingBuf { d.read_seq(|d, len| { let mut deque: RingBuf = RingBuf::new(); for i in range(0u, len) { - deque.push(try!(d.read_seq_elt(i, |d| Decodable::decode(d)))); + deque.push_back(try!(d.read_seq_elt(i, |d| Decodable::decode(d)))); } Ok(deque) }) @@ -165,10 +165,10 @@ impl< > Decodable for EnumSet { fn decode(d: &mut D) -> Result, E> { let bits = try!(d.read_uint()); - let mut set = EnumSet::empty(); + let mut set = EnumSet::new(); for bit in range(0, uint::BITS) { if bits & (1 << bit) != 0 { - set.add(CLike::from_uint(1 << bit)); + set.insert(CLike::from_uint(1 << bit)); } } Ok(set) diff --git a/src/libserialize/json.rs b/src/libserialize/json.rs index dbdfa17bfc228..9f40cd2d277e7 100644 --- a/src/libserialize/json.rs +++ b/src/libserialize/json.rs @@ -2113,7 +2113,7 @@ impl ::Decoder for Decoder { let name = match self.pop() { String(s) => s, Object(mut o) => { - let n = match o.pop(&"variant".to_string()) { + let n = match o.remove(&"variant".to_string()) { Some(String(s)) => s, Some(val) => { return Err(ExpectedError("String".to_string(), format!("{}", val))) @@ -2122,7 +2122,7 @@ impl ::Decoder for Decoder { return Err(MissingFieldError("variant".to_string())) } }; - match o.pop(&"fields".to_string()) { + match o.remove(&"fields".to_string()) { Some(List(l)) => { for field in l.into_iter().rev() { self.stack.push(field); @@ -2192,7 +2192,7 @@ impl ::Decoder for Decoder { debug!("read_struct_field(name={}, idx={})", name, idx); let mut obj = try!(expect!(self.pop(), Object)); - let value = match obj.pop(&name.to_string()) { + let value = match obj.remove(&name.to_string()) { None => { // Add a Null and try to parse it as an Option<_> // to get None as a default value. @@ -3072,8 +3072,8 @@ mod tests { \"fields\":[\"Henry\", 349]}}"; let mut map: TreeMap = super::decode(s).unwrap(); - assert_eq!(map.pop(&"a".to_string()), Some(Dog)); - assert_eq!(map.pop(&"b".to_string()), Some(Frog("Henry".to_string(), 349))); + assert_eq!(map.remove(&"a".to_string()), Some(Dog)); + assert_eq!(map.remove(&"b".to_string()), Some(Frog("Henry".to_string(), 349))); } #[test] diff --git a/src/libstd/collections/hash/bench.rs b/src/libstd/collections/hash/bench.rs index 62b93336a34bd..87aebb24f987b 100644 --- a/src/libstd/collections/hash/bench.rs +++ b/src/libstd/collections/hash/bench.rs @@ -102,14 +102,14 @@ fn hashmap_as_queue(b: &mut Bencher) { let mut k = 1i; b.iter(|| { - m.pop(&k); + m.remove(&k); m.insert(k + 1000, k + 1000); k += 1; }); } #[bench] -fn find_pop_insert(b: &mut Bencher) { +fn get_remove_insert(b: &mut Bencher) { use super::map::HashMap; let mut m = HashMap::new(); @@ -121,9 +121,9 @@ fn find_pop_insert(b: &mut Bencher) { let mut k = 1i; b.iter(|| { - m.find(&(k + 400)); - m.find(&(k + 2000)); - m.pop(&k); + m.get(&(k + 400)); + m.get(&(k + 2000)); + m.remove(&k); m.insert(k + 1000, k + 1000); k += 1; }) diff --git a/src/libstd/collections/hash/map.rs b/src/libstd/collections/hash/map.rs index 596e483c2f6d3..7ff332c295cf6 100644 --- a/src/libstd/collections/hash/map.rs +++ b/src/libstd/collections/hash/map.rs @@ -36,6 +36,9 @@ use super::table::{ SafeHash }; +// FIXME(conventions): update capacity management to match other collections (no auto-shrink) +// FIXME(conventions): axe find_copy/get_copy in favour of Option.cloned (also implement that) + const INITIAL_LOG2_CAP: uint = 5; pub const INITIAL_CAPACITY: uint = 1 << INITIAL_LOG2_CAP; // 2^5 @@ -233,7 +236,7 @@ impl DefaultResizePolicy { /// // look up the values associated with some keys. /// let to_find = ["Pride and Prejudice", "Alice's Adventure in Wonderland"]; /// for book in to_find.iter() { -/// match book_reviews.find(book) { +/// match book_reviews.get(book) { /// Some(review) => println!("{}: {}", *book, *review), /// None => println!("{} is unreviewed.", *book) /// } @@ -480,6 +483,7 @@ impl HashMap { /// let mut map: HashMap<&str, int> = HashMap::with_capacity(10); /// ``` #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn new() -> HashMap { let hasher = RandomSipHasher::new(); HashMap::with_hasher(hasher) @@ -494,6 +498,7 @@ impl HashMap { /// let mut map: HashMap<&str, int> = HashMap::with_capacity(10); /// ``` #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn with_capacity(capacity: uint) -> HashMap { let hasher = RandomSipHasher::new(); HashMap::with_capacity_and_hasher(capacity, hasher) @@ -741,38 +746,6 @@ impl, V, S, H: Hasher> HashMap { } } - /// Retrieves a mutable value for the given key. - /// See [`find_mut`](../trait.MutableMap.html#tymethod.find_mut) for a non-panicking - /// alternative. - /// - /// # Failure - /// - /// Fails if the key is not present. - /// - /// # Example - /// - /// ``` - /// # #![allow(deprecated)] - /// use std::collections::HashMap; - /// - /// let mut map = HashMap::new(); - /// map.insert("a", 1i); - /// { - /// // val will freeze map to prevent usage during its lifetime - /// let val = map.get_mut(&"a"); - /// *val = 40; - /// } - /// assert_eq!(map["a"], 40); - /// - /// // A more direct way could be: - /// *map.get_mut(&"a") = -2; - /// assert_eq!(map["a"], -2); - /// ``` - #[deprecated = "use indexing instead: `&mut map[key]`"] - pub fn get_mut<'a>(&'a mut self, k: &K) -> &'a mut V { - &mut self[*k] - } - /// Return true if the map contains a value for the specified key, /// using equivalence. /// @@ -875,6 +848,7 @@ impl, V, S, H: Hasher> HashMap { /// println!("{}", key); /// } /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn keys(&self) -> Keys { self.iter().map(|(k, _v)| k) } @@ -896,6 +870,7 @@ impl, V, S, H: Hasher> HashMap { /// println!("{}", key); /// } /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn values(&self) -> Values { self.iter().map(|(_k, v)| v) } @@ -917,6 +892,7 @@ impl, V, S, H: Hasher> HashMap { /// println!("key: {} val: {}", key, val); /// } /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn iter(&self) -> Entries { Entries { inner: self.table.iter() } } @@ -944,6 +920,7 @@ impl, V, S, H: Hasher> HashMap { /// println!("key: {} val: {}", key, val); /// } /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn iter_mut(&mut self) -> MutEntries { MutEntries { inner: self.table.iter_mut() } } @@ -965,6 +942,7 @@ impl, V, S, H: Hasher> HashMap { /// // Not possible with .iter() /// let vec: Vec<(&str, int)> = map.into_iter().collect(); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn into_iter(self) -> MoveEntries { MoveEntries { inner: self.table.into_iter().map(|(_, k, v)| (k, v)) @@ -996,6 +974,7 @@ impl, V, S, H: Hasher> HashMap { /// a.insert(1u, "a"); /// assert_eq!(a.len(), 1); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn len(&self) -> uint { self.table.size() } /// Return true if the map contains no elements. @@ -1011,6 +990,7 @@ impl, V, S, H: Hasher> HashMap { /// assert!(!a.is_empty()); /// ``` #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn is_empty(&self) -> bool { self.len() == 0 } /// Clears the map, removing all key-value pairs. Keeps the allocated memory @@ -1026,6 +1006,7 @@ impl, V, S, H: Hasher> HashMap { /// a.clear(); /// assert!(a.is_empty()); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn clear(&mut self) { // Prevent reallocations from happening from now on. Makes it possible // for the map to be reused but has a downside: reserves permanently. @@ -1045,6 +1026,12 @@ impl, V, S, H: Hasher> HashMap { } } + /// Deprecated: Renamed to `get`. + #[deprecated = "Renamed to `get`"] + pub fn find(&self, k: &K) -> Option<&V> { + self.get(k) + } + /// Returns a reference to the value corresponding to the key. /// /// # Example @@ -1054,10 +1041,11 @@ impl, V, S, H: Hasher> HashMap { /// /// let mut map = HashMap::new(); /// map.insert(1u, "a"); - /// assert_eq!(map.find(&1), Some(&"a")); - /// assert_eq!(map.find(&2), None); + /// assert_eq!(map.get(&1), Some(&"a")); + /// assert_eq!(map.get(&2), None); /// ``` - pub fn find<'a>(&'a self, k: &K) -> Option<&'a V> { + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn get(&self, k: &K) -> Option<&V> { self.search(k).map(|bucket| { let (_, v) = bucket.into_refs(); v @@ -1076,10 +1064,17 @@ impl, V, S, H: Hasher> HashMap { /// assert_eq!(map.contains_key(&1), true); /// assert_eq!(map.contains_key(&2), false); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn contains_key(&self, k: &K) -> bool { self.search(k).is_some() } + /// Deprecated: Renamed to `get_mut`. + #[deprecated = "Renamed to `get_mut`"] + pub fn find_mut(&mut self, k: &K) -> Option<&mut V> { + self.get_mut(k) + } + /// Returns a mutable reference to the value corresponding to the key. /// /// # Example @@ -1089,13 +1084,14 @@ impl, V, S, H: Hasher> HashMap { /// /// let mut map = HashMap::new(); /// map.insert(1u, "a"); - /// match map.find_mut(&1) { + /// match map.get_mut(&1) { /// Some(x) => *x = "b", /// None => (), /// } /// assert_eq!(map[1], "b"); /// ``` - pub fn find_mut<'a>(&'a mut self, k: &K) -> Option<&'a mut V> { + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn get_mut(&mut self, k: &K) -> Option<&mut V> { match self.search_mut(k) { Some(bucket) => { let (_, v) = bucket.into_mut_refs(); @@ -1105,41 +1101,10 @@ impl, V, S, H: Hasher> HashMap { } } - /// Inserts a key-value pair into the map. An existing value for a - /// key is replaced by the new value. Returns `true` if the key did - /// not already exist in the map. - /// - /// # Example - /// - /// ``` - /// use std::collections::HashMap; - /// - /// let mut map = HashMap::new(); - /// assert_eq!(map.insert(2u, "value"), true); - /// assert_eq!(map.insert(2, "value2"), false); - /// assert_eq!(map[2], "value2"); - /// ``` - #[inline] - pub fn insert(&mut self, key: K, value: V) -> bool { - self.swap(key, value).is_none() - } - - /// Removes a key-value pair from the map. Returns `true` if the key - /// was present in the map. - /// - /// # Example - /// - /// ``` - /// use std::collections::HashMap; - /// - /// let mut map = HashMap::new(); - /// assert_eq!(map.remove(&1u), false); - /// map.insert(1, "a"); - /// assert_eq!(map.remove(&1), true); - /// ``` - #[inline] - pub fn remove(&mut self, key: &K) -> bool { - self.pop(key).is_some() + /// Deprecated: Renamed to `insert`. + #[deprecated = "Renamed to `insert`"] + pub fn swap(&mut self, k: K, v: V) -> Option { + self.insert(k, v) } /// Inserts a key-value pair from the map. If the key already had a value @@ -1151,14 +1116,15 @@ impl, V, S, H: Hasher> HashMap { /// use std::collections::HashMap; /// /// let mut map = HashMap::new(); - /// assert_eq!(map.swap(37u, "a"), None); + /// assert_eq!(map.insert(37u, "a"), None); /// assert_eq!(map.is_empty(), false); /// /// map.insert(37, "b"); - /// assert_eq!(map.swap(37, "c"), Some("b")); + /// assert_eq!(map.insert(37, "c"), Some("b")); /// assert_eq!(map[37], "c"); /// ``` - pub fn swap(&mut self, k: K, v: V) -> Option { + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn insert(&mut self, k: K, v: V) -> Option { let hash = self.make_hash(&k); let potential_new_size = self.table.size() + 1; self.make_some_room(potential_new_size); @@ -1170,6 +1136,12 @@ impl, V, S, H: Hasher> HashMap { retval } + /// Deprecated: Renamed to `remove`. + #[deprecated = "Renamed to `remove`"] + pub fn pop(&mut self, k: &K) -> Option { + self.remove(k) + } + /// Removes a key from the map, returning the value at the key if the key /// was previously in the map. /// @@ -1180,10 +1152,11 @@ impl, V, S, H: Hasher> HashMap { /// /// let mut map = HashMap::new(); /// map.insert(1u, "a"); - /// assert_eq!(map.pop(&1), Some("a")); - /// assert_eq!(map.pop(&1), None); + /// assert_eq!(map.remove(&1), Some("a")); + /// assert_eq!(map.remove(&1), None); /// ``` - pub fn pop(&mut self, k: &K) -> Option { + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn remove(&mut self, k: &K) -> Option { if self.table.size() == 0 { return None } @@ -1260,7 +1233,7 @@ impl, V: Clone, S, H: Hasher> HashMap { /// let s: String = map.find_copy(&1).unwrap(); /// ``` pub fn find_copy(&self, k: &K) -> Option { - self.find(k).map(|v| (*v).clone()) + self.get(k).map(|v| (*v).clone()) } /// Return a copy of the value corresponding to the key. @@ -1288,7 +1261,7 @@ impl, V: PartialEq, S, H: Hasher> PartialEq for HashMap, V, S, H: Hasher + Default> Default for HashMap impl, V, S, H: Hasher> Index for HashMap { #[inline] fn index<'a>(&'a self, index: &K) -> &'a V { - self.find(index).expect("no entry found for key") + self.get(index).expect("no entry found for key") } } impl, V, S, H: Hasher> IndexMut for HashMap { #[inline] fn index_mut<'a>(&'a mut self, index: &K) -> &'a mut V { - match self.find_mut(index) { + match self.get_mut(index) { Some(v) => v, None => panic!("no entry found for key") } @@ -1514,7 +1487,7 @@ mod test_map { fn test_create_capacity_zero() { let mut m = HashMap::with_capacity(0); - assert!(m.insert(1i, 1i)); + assert!(m.insert(1i, 1i).is_none()); assert!(m.contains_key(&1)); assert!(!m.contains_key(&0)); @@ -1524,12 +1497,12 @@ mod test_map { fn test_insert() { let mut m = HashMap::new(); assert_eq!(m.len(), 0); - assert!(m.insert(1i, 2i)); + assert!(m.insert(1i, 2i).is_none()); assert_eq!(m.len(), 1); - assert!(m.insert(2i, 4i)); + assert!(m.insert(2i, 4i).is_none()); assert_eq!(m.len(), 2); - assert_eq!(*m.find(&1).unwrap(), 2); - assert_eq!(*m.find(&2).unwrap(), 4); + assert_eq!(*m.get(&1).unwrap(), 2); + assert_eq!(*m.get(&2).unwrap(), 4); } local_data_key!(drop_vector: RefCell>) @@ -1588,7 +1561,7 @@ mod test_map { for i in range(0u, 50) { let k = Dropable::new(i); - let v = m.pop(&k); + let v = m.remove(&k); assert!(v.is_some()); @@ -1679,7 +1652,7 @@ mod test_map { #[test] fn test_empty_pop() { let mut m: HashMap = HashMap::new(); - assert_eq!(m.pop(&0), None); + assert_eq!(m.remove(&0), None); } #[test] @@ -1692,15 +1665,15 @@ mod test_map { assert!(m.is_empty()); for i in range_inclusive(1i, 1000) { - assert!(m.insert(i, i)); + assert!(m.insert(i, i).is_none()); for j in range_inclusive(1, i) { - let r = m.find(&j); + let r = m.get(&j); assert_eq!(r, Some(&j)); } for j in range_inclusive(i+1, 1000) { - let r = m.find(&j); + let r = m.get(&j); assert_eq!(r, None); } } @@ -1711,7 +1684,7 @@ mod test_map { // remove forwards for i in range_inclusive(1i, 1000) { - assert!(m.remove(&i)); + assert!(m.remove(&i).is_some()); for j in range_inclusive(1, i) { assert!(!m.contains_key(&j)); @@ -1727,12 +1700,12 @@ mod test_map { } for i in range_inclusive(1i, 1000) { - assert!(m.insert(i, i)); + assert!(m.insert(i, i).is_none()); } // remove backwards for i in range_step_inclusive(1000i, 1, -1) { - assert!(m.remove(&i)); + assert!(m.remove(&i).is_some()); for j in range_inclusive(i, 1000) { assert!(!m.contains_key(&j)); @@ -1748,59 +1721,59 @@ mod test_map { #[test] fn test_find_mut() { let mut m = HashMap::new(); - assert!(m.insert(1i, 12i)); - assert!(m.insert(2i, 8i)); - assert!(m.insert(5i, 14i)); + assert!(m.insert(1i, 12i).is_none()); + assert!(m.insert(2i, 8i).is_none()); + assert!(m.insert(5i, 14i).is_none()); let new = 100; - match m.find_mut(&5) { + match m.get_mut(&5) { None => panic!(), Some(x) => *x = new } - assert_eq!(m.find(&5), Some(&new)); + assert_eq!(m.get(&5), Some(&new)); } #[test] fn test_insert_overwrite() { let mut m = HashMap::new(); - assert!(m.insert(1i, 2i)); - assert_eq!(*m.find(&1).unwrap(), 2); - assert!(!m.insert(1i, 3i)); - assert_eq!(*m.find(&1).unwrap(), 3); + assert!(m.insert(1i, 2i).is_none()); + assert_eq!(*m.get(&1).unwrap(), 2); + assert!(!m.insert(1i, 3i).is_none()); + assert_eq!(*m.get(&1).unwrap(), 3); } #[test] fn test_insert_conflicts() { let mut m = HashMap::with_capacity(4); - assert!(m.insert(1i, 2i)); - assert!(m.insert(5i, 3i)); - assert!(m.insert(9i, 4i)); - assert_eq!(*m.find(&9).unwrap(), 4); - assert_eq!(*m.find(&5).unwrap(), 3); - assert_eq!(*m.find(&1).unwrap(), 2); + assert!(m.insert(1i, 2i).is_none()); + assert!(m.insert(5i, 3i).is_none()); + assert!(m.insert(9i, 4i).is_none()); + assert_eq!(*m.get(&9).unwrap(), 4); + assert_eq!(*m.get(&5).unwrap(), 3); + assert_eq!(*m.get(&1).unwrap(), 2); } #[test] fn test_conflict_remove() { let mut m = HashMap::with_capacity(4); - assert!(m.insert(1i, 2i)); - assert_eq!(*m.find(&1).unwrap(), 2); - assert!(m.insert(5, 3)); - assert_eq!(*m.find(&1).unwrap(), 2); - assert_eq!(*m.find(&5).unwrap(), 3); - assert!(m.insert(9, 4)); - assert_eq!(*m.find(&1).unwrap(), 2); - assert_eq!(*m.find(&5).unwrap(), 3); - assert_eq!(*m.find(&9).unwrap(), 4); - assert!(m.remove(&1)); - assert_eq!(*m.find(&9).unwrap(), 4); - assert_eq!(*m.find(&5).unwrap(), 3); + assert!(m.insert(1i, 2i).is_none()); + assert_eq!(*m.get(&1).unwrap(), 2); + assert!(m.insert(5, 3).is_none()); + assert_eq!(*m.get(&1).unwrap(), 2); + assert_eq!(*m.get(&5).unwrap(), 3); + assert!(m.insert(9, 4).is_none()); + assert_eq!(*m.get(&1).unwrap(), 2); + assert_eq!(*m.get(&5).unwrap(), 3); + assert_eq!(*m.get(&9).unwrap(), 4); + assert!(m.remove(&1).is_some()); + assert_eq!(*m.get(&9).unwrap(), 4); + assert_eq!(*m.get(&5).unwrap(), 3); } #[test] fn test_is_empty() { let mut m = HashMap::with_capacity(4); - assert!(m.insert(1i, 2i)); + assert!(m.insert(1i, 2i).is_none()); assert!(!m.is_empty()); - assert!(m.remove(&1)); + assert!(m.remove(&1).is_some()); assert!(m.is_empty()); } @@ -1808,8 +1781,8 @@ mod test_map { fn test_pop() { let mut m = HashMap::new(); m.insert(1i, 2i); - assert_eq!(m.pop(&1), Some(2)); - assert_eq!(m.pop(&1), None); + assert_eq!(m.remove(&1), Some(2)); + assert_eq!(m.remove(&1), None); } #[test] @@ -1821,19 +1794,11 @@ mod test_map { assert_eq!(m.pop_equiv(&KindaIntLike(1)), None); } - #[test] - fn test_swap() { - let mut m = HashMap::new(); - assert_eq!(m.swap(1i, 2i), None); - assert_eq!(m.swap(1i, 3i), Some(2)); - assert_eq!(m.swap(1i, 4i), Some(3)); - } - #[test] fn test_iterate() { let mut m = HashMap::with_capacity(4); for i in range(0u, 32) { - assert!(m.insert(i, i*2)); + assert!(m.insert(i, i*2).is_none()); } assert_eq!(m.len(), 32); @@ -1871,9 +1836,9 @@ mod test_map { #[test] fn test_find() { let mut m = HashMap::new(); - assert!(m.find(&1i).is_none()); + assert!(m.get(&1i).is_none()); m.insert(1i, 2i); - match m.find(&1) { + match m.get(&1) { None => panic!(), Some(v) => assert_eq!(*v, 2) } @@ -1882,7 +1847,7 @@ mod test_map { #[test] fn test_find_copy() { let mut m = HashMap::new(); - assert!(m.find(&1i).is_none()); + assert!(m.get(&1i).is_none()); for i in range(1i, 10000) { m.insert(i, i + 7); @@ -2026,7 +1991,7 @@ mod test_map { let map: HashMap = xs.iter().map(|&x| x).collect(); for &(k, v) in xs.iter() { - assert_eq!(map.find(&k), Some(&v)); + assert_eq!(map.get(&k), Some(&v)); } } @@ -2093,7 +2058,7 @@ mod test_map { assert_eq!(view.set(100), 10); } } - assert_eq!(map.find(&1).unwrap(), &100); + assert_eq!(map.get(&1).unwrap(), &100); assert_eq!(map.len(), 6); @@ -2106,7 +2071,7 @@ mod test_map { *v = new_v; } } - assert_eq!(map.find(&2).unwrap(), &200); + assert_eq!(map.get(&2).unwrap(), &200); assert_eq!(map.len(), 6); // Existing key (take) @@ -2116,7 +2081,7 @@ mod test_map { assert_eq!(view.take(), 30); } } - assert_eq!(map.find(&3), None); + assert_eq!(map.get(&3), None); assert_eq!(map.len(), 5); @@ -2127,7 +2092,7 @@ mod test_map { assert_eq!(*view.set(1000), 1000); } } - assert_eq!(map.find(&10).unwrap(), &1000); + assert_eq!(map.get(&10).unwrap(), &1000); assert_eq!(map.len(), 6); } } diff --git a/src/libstd/collections/hash/set.rs b/src/libstd/collections/hash/set.rs index 688036d22dd6e..45574deec4100 100644 --- a/src/libstd/collections/hash/set.rs +++ b/src/libstd/collections/hash/set.rs @@ -23,6 +23,9 @@ use result::{Ok, Err}; use super::map::{HashMap, Entries, MoveEntries, INITIAL_CAPACITY}; +// FIXME(conventions): implement BitOr, BitAnd, BitXor, and Sub +// FIXME(conventions): update capacity management to match other collections (no auto-shrink) + // Future Optimization (FIXME!) // ============================= @@ -103,6 +106,7 @@ impl HashSet { /// let mut set: HashSet = HashSet::new(); /// ``` #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn new() -> HashSet { HashSet::with_capacity(INITIAL_CAPACITY) } @@ -117,6 +121,7 @@ impl HashSet { /// let mut set: HashSet = HashSet::with_capacity(10); /// ``` #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn with_capacity(capacity: uint) -> HashSet { HashSet { map: HashMap::with_capacity(capacity) } } @@ -240,16 +245,11 @@ impl, S, H: Hasher> HashSet { /// println!("{}", x); /// } /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn iter<'a>(&'a self) -> SetItems<'a, T> { self.map.keys() } - /// Deprecated: use `into_iter`. - #[deprecated = "use into_iter"] - pub fn move_iter(self) -> SetMoveItems { - self.into_iter() - } - /// Creates a consuming iterator, that is, one that moves each value out /// of the set in arbitrary order. The set cannot be used after calling /// this. @@ -270,6 +270,7 @@ impl, S, H: Hasher> HashSet { /// println!("{}", x); /// } /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn into_iter(self) -> SetMoveItems { self.map.into_iter().map(|(k, _)| k) } @@ -296,6 +297,7 @@ impl, S, H: Hasher> HashSet { /// let diff: HashSet = b.difference(&a).map(|&x| x).collect(); /// assert_eq!(diff, [4i].iter().map(|&x| x).collect()); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn difference<'a>(&'a self, other: &'a HashSet) -> SetAlgebraItems<'a, T, H> { Repeat::new(other).zip(self.iter()) .filter_map(|(other, elt)| { @@ -323,6 +325,7 @@ impl, S, H: Hasher> HashSet { /// assert_eq!(diff1, diff2); /// assert_eq!(diff1, [1i, 4].iter().map(|&x| x).collect()); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn symmetric_difference<'a>(&'a self, other: &'a HashSet) -> Chain, SetAlgebraItems<'a, T, H>> { self.difference(other).chain(other.difference(self)) @@ -345,6 +348,7 @@ impl, S, H: Hasher> HashSet { /// let diff: HashSet = a.intersection(&b).map(|&x| x).collect(); /// assert_eq!(diff, [2i, 3].iter().map(|&x| x).collect()); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn intersection<'a>(&'a self, other: &'a HashSet) -> SetAlgebraItems<'a, T, H> { Repeat::new(other).zip(self.iter()) @@ -370,6 +374,7 @@ impl, S, H: Hasher> HashSet { /// let diff: HashSet = a.union(&b).map(|&x| x).collect(); /// assert_eq!(diff, [1i, 2, 3, 4].iter().map(|&x| x).collect()); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn union<'a>(&'a self, other: &'a HashSet) -> Chain, SetAlgebraItems<'a, T, H>> { self.iter().chain(other.difference(self)) @@ -387,6 +392,7 @@ impl, S, H: Hasher> HashSet { /// v.insert(1u); /// assert_eq!(v.len(), 1); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn len(&self) -> uint { self.map.len() } /// Returns true if the set contains no elements @@ -401,6 +407,7 @@ impl, S, H: Hasher> HashSet { /// v.insert(1u); /// assert!(!v.is_empty()); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn is_empty(&self) -> bool { self.map.len() == 0 } /// Clears the set, removing all values. @@ -415,6 +422,7 @@ impl, S, H: Hasher> HashSet { /// v.clear(); /// assert!(v.is_empty()); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn clear(&mut self) { self.map.clear() } /// Returns `true` if the set contains a value. @@ -428,6 +436,7 @@ impl, S, H: Hasher> HashSet { /// assert_eq!(set.contains(&1), true); /// assert_eq!(set.contains(&4), false); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn contains(&self, value: &T) -> bool { self.map.contains_key(value) } /// Returns `true` if the set has no elements in common with `other`. @@ -447,6 +456,7 @@ impl, S, H: Hasher> HashSet { /// b.insert(1); /// assert_eq!(a.is_disjoint(&b), false); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn is_disjoint(&self, other: &HashSet) -> bool { self.iter().all(|v| !other.contains(v)) } @@ -467,6 +477,7 @@ impl, S, H: Hasher> HashSet { /// set.insert(4); /// assert_eq!(set.is_subset(&sup), false); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn is_subset(&self, other: &HashSet) -> bool { self.iter().all(|v| other.contains(v)) } @@ -491,6 +502,7 @@ impl, S, H: Hasher> HashSet { /// assert_eq!(set.is_superset(&sub), true); /// ``` #[inline] + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn is_superset(&self, other: &HashSet) -> bool { other.is_subset(self) } @@ -509,7 +521,8 @@ impl, S, H: Hasher> HashSet { /// assert_eq!(set.insert(2), false); /// assert_eq!(set.len(), 1); /// ``` - pub fn insert(&mut self, value: T) -> bool { self.map.insert(value, ()) } + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn insert(&mut self, value: T) -> bool { self.map.insert(value, ()).is_none() } /// Removes a value from the set. Returns `true` if the value was /// present in the set. @@ -525,7 +538,8 @@ impl, S, H: Hasher> HashSet { /// assert_eq!(set.remove(&2), true); /// assert_eq!(set.remove(&2), false); /// ``` - pub fn remove(&mut self, value: &T) -> bool { self.map.remove(value) } + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn remove(&mut self, value: &T) -> bool { self.map.remove(value).is_some() } } impl, S, H: Hasher> PartialEq for HashSet { diff --git a/src/libstd/collections/lru_cache.rs b/src/libstd/collections/lru_cache.rs index 93e649f9355dd..aab0924e7e439 100644 --- a/src/libstd/collections/lru_cache.rs +++ b/src/libstd/collections/lru_cache.rs @@ -20,20 +20,20 @@ //! use std::collections::LruCache; //! //! let mut cache: LruCache = LruCache::new(2); -//! cache.put(1, 10); -//! cache.put(2, 20); -//! cache.put(3, 30); +//! cache.insert(1, 10); +//! cache.insert(2, 20); +//! cache.insert(3, 30); //! assert!(cache.get(&1).is_none()); //! assert_eq!(*cache.get(&2).unwrap(), 20); //! assert_eq!(*cache.get(&3).unwrap(), 30); //! -//! cache.put(2, 22); +//! cache.insert(2, 22); //! assert_eq!(*cache.get(&2).unwrap(), 22); //! -//! cache.put(6, 60); +//! cache.insert(6, 60); //! assert!(cache.get(&3).is_none()); //! -//! cache.change_capacity(1); +//! cache.set_capacity(1); //! assert!(cache.get(&2).is_none()); //! ``` @@ -49,6 +49,9 @@ use boxed::Box; use ptr; use result::{Ok, Err}; +// FIXME(conventions): implement iterators? +// FIXME(conventions): implement indexing? + struct KeyRef { k: *const K } struct LruEntry { @@ -99,6 +102,7 @@ impl LruCache { /// use std::collections::LruCache; /// let mut cache: LruCache = LruCache::new(10); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn new(capacity: uint) -> LruCache { let cache = LruCache { map: HashMap::new(), @@ -112,7 +116,14 @@ impl LruCache { return cache; } - /// Put a key-value pair into cache. + /// Deprecated: Replaced with `insert`. + #[deprecated = "Replaced with `insert`"] + pub fn put(&mut self, k: K, v: V) { + self.insert(k, v); + } + + /// Inserts a key-value pair into the cache. If the key already existed, the old value is + /// returned. /// /// # Example /// @@ -120,22 +131,23 @@ impl LruCache { /// use std::collections::LruCache; /// let mut cache = LruCache::new(2); /// - /// cache.put(1i, "a"); - /// cache.put(2, "b"); + /// cache.insert(1i, "a"); + /// cache.insert(2, "b"); /// assert_eq!(cache.get(&1), Some(&"a")); /// assert_eq!(cache.get(&2), Some(&"b")); /// ``` - pub fn put(&mut self, k: K, v: V) { - let (node_ptr, node_opt) = match self.map.find_mut(&KeyRef{k: &k}) { + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn insert(&mut self, k: K, v: V) -> Option { + let (node_ptr, node_opt, old_val) = match self.map.get_mut(&KeyRef{k: &k}) { Some(node) => { - node.value = v; + let old_val = mem::replace(&mut node.value, v); let node_ptr: *mut LruEntry = &mut **node; - (node_ptr, None) + (node_ptr, None, Some(old_val)) } None => { let mut node = box LruEntry::new(k, v); let node_ptr: *mut LruEntry = &mut *node; - (node_ptr, Some(node)) + (node_ptr, Some(node), None) } }; match node_opt { @@ -146,13 +158,14 @@ impl LruCache { } Some(node) => { let keyref = unsafe { &(*node_ptr).key }; - self.map.swap(KeyRef{k: keyref}, node); + self.map.insert(KeyRef{k: keyref}, node); self.attach(node_ptr); if self.len() > self.capacity() { self.remove_lru(); } } } + old_val } /// Return a value corresponding to the key in the cache. @@ -163,16 +176,17 @@ impl LruCache { /// use std::collections::LruCache; /// let mut cache = LruCache::new(2); /// - /// cache.put(1i, "a"); - /// cache.put(2, "b"); - /// cache.put(2, "c"); - /// cache.put(3, "d"); + /// cache.insert(1i, "a"); + /// cache.insert(2, "b"); + /// cache.insert(2, "c"); + /// cache.insert(3, "d"); /// /// assert_eq!(cache.get(&1), None); /// assert_eq!(cache.get(&2), Some(&"c")); /// ``` - pub fn get<'a>(&'a mut self, k: &K) -> Option<&'a V> { - let (value, node_ptr_opt) = match self.map.find_mut(&KeyRef{k: k}) { + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn get(&mut self, k: &K) -> Option<&V> { + let (value, node_ptr_opt) = match self.map.get_mut(&KeyRef{k: k}) { None => (None, None), Some(node) => { let node_ptr: *mut LruEntry = &mut **node; @@ -189,6 +203,12 @@ impl LruCache { return value; } + /// Deprecated: Renamed to `remove`. + #[deprecated = "Renamed to `remove`"] + pub fn pop(&mut self, k: &K) -> Option { + self.remove(k) + } + /// Remove and return a value corresponding to the key from the cache. /// /// # Example @@ -197,15 +217,16 @@ impl LruCache { /// use std::collections::LruCache; /// let mut cache = LruCache::new(2); /// - /// cache.put(2i, "a"); + /// cache.insert(2i, "a"); /// - /// assert_eq!(cache.pop(&1), None); - /// assert_eq!(cache.pop(&2), Some("a")); - /// assert_eq!(cache.pop(&2), None); + /// assert_eq!(cache.remove(&1), None); + /// assert_eq!(cache.remove(&2), Some("a")); + /// assert_eq!(cache.remove(&2), None); /// assert_eq!(cache.len(), 0); /// ``` - pub fn pop(&mut self, k: &K) -> Option { - match self.map.pop(&KeyRef{k: k}) { + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn remove(&mut self, k: &K) -> Option { + match self.map.remove(&KeyRef{k: k}) { None => None, Some(lru_entry) => Some(lru_entry.value) } @@ -220,10 +241,17 @@ impl LruCache { /// let mut cache: LruCache = LruCache::new(2); /// assert_eq!(cache.capacity(), 2); /// ``` + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn capacity(&self) -> uint { self.max_size } + /// Deprecated: Renamed to `set_capacity`. + #[deprecated = "Renamed to `set_capacity`"] + pub fn change_capacity(&mut self, capacity: uint) { + self.set_capacity(capacity) + } + /// Change the number of key-value pairs the cache can hold. Remove /// least-recently-used key-value pairs if necessary. /// @@ -233,29 +261,30 @@ impl LruCache { /// use std::collections::LruCache; /// let mut cache = LruCache::new(2); /// - /// cache.put(1i, "a"); - /// cache.put(2, "b"); - /// cache.put(3, "c"); + /// cache.insert(1i, "a"); + /// cache.insert(2, "b"); + /// cache.insert(3, "c"); /// /// assert_eq!(cache.get(&1), None); /// assert_eq!(cache.get(&2), Some(&"b")); /// assert_eq!(cache.get(&3), Some(&"c")); /// - /// cache.change_capacity(3); - /// cache.put(1i, "a"); - /// cache.put(2, "b"); + /// cache.set_capacity(3); + /// cache.insert(1i, "a"); + /// cache.insert(2, "b"); /// /// assert_eq!(cache.get(&1), Some(&"a")); /// assert_eq!(cache.get(&2), Some(&"b")); /// assert_eq!(cache.get(&3), Some(&"c")); /// - /// cache.change_capacity(1); + /// cache.set_capacity(1); /// /// assert_eq!(cache.get(&1), None); /// assert_eq!(cache.get(&2), None); /// assert_eq!(cache.get(&3), Some(&"c")); /// ``` - pub fn change_capacity(&mut self, capacity: uint) { + #[unstable = "matches collection reform specification, waiting for dust to settle"] + pub fn set_capacity(&mut self, capacity: uint) { for _ in range(capacity, self.len()) { self.remove_lru(); } @@ -267,7 +296,7 @@ impl LruCache { if self.len() > 0 { let lru = unsafe { (*self.head).prev }; self.detach(lru); - self.map.pop(&KeyRef{k: unsafe { &(*lru).key }}); + self.map.remove(&KeyRef{k: unsafe { &(*lru).key }}); } } @@ -290,12 +319,15 @@ impl LruCache { } /// Return the number of key-value pairs in the cache. + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn len(&self) -> uint { self.map.len() } /// Returns whether the cache is currently empty. + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn is_empty(&self) -> bool { self.len() == 0 } /// Clear the cache of all key-value pairs. + #[unstable = "matches collection reform specification, waiting for dust to settle"] pub fn clear(&mut self) { self.map.clear(); } } @@ -347,8 +379,8 @@ mod tests { #[test] fn test_put_and_get() { let mut cache: LruCache = LruCache::new(2); - cache.put(1, 10); - cache.put(2, 20); + cache.insert(1, 10); + cache.insert(2, 20); assert_opt_eq(cache.get(&1), 10); assert_opt_eq(cache.get(&2), 20); assert_eq!(cache.len(), 2); @@ -357,8 +389,8 @@ mod tests { #[test] fn test_put_update() { let mut cache: LruCache> = LruCache::new(1); - cache.put("1".to_string(), vec![10, 10]); - cache.put("1".to_string(), vec![10, 19]); + cache.insert("1".to_string(), vec![10, 10]); + cache.insert("1".to_string(), vec![10, 19]); assert_opt_eq(cache.get(&"1".to_string()), vec![10, 19]); assert_eq!(cache.len(), 1); } @@ -366,22 +398,22 @@ mod tests { #[test] fn test_expire_lru() { let mut cache: LruCache = LruCache::new(2); - cache.put("foo1".to_string(), "bar1".to_string()); - cache.put("foo2".to_string(), "bar2".to_string()); - cache.put("foo3".to_string(), "bar3".to_string()); + cache.insert("foo1".to_string(), "bar1".to_string()); + cache.insert("foo2".to_string(), "bar2".to_string()); + cache.insert("foo3".to_string(), "bar3".to_string()); assert!(cache.get(&"foo1".to_string()).is_none()); - cache.put("foo2".to_string(), "bar2update".to_string()); - cache.put("foo4".to_string(), "bar4".to_string()); + cache.insert("foo2".to_string(), "bar2update".to_string()); + cache.insert("foo4".to_string(), "bar4".to_string()); assert!(cache.get(&"foo3".to_string()).is_none()); } #[test] fn test_pop() { let mut cache: LruCache = LruCache::new(2); - cache.put(1, 10); - cache.put(2, 20); + cache.insert(1, 10); + cache.insert(2, 20); assert_eq!(cache.len(), 2); - let opt1 = cache.pop(&1); + let opt1 = cache.remove(&1); assert!(opt1.is_some()); assert_eq!(opt1.unwrap(), 10); assert!(cache.get(&1).is_none()); @@ -392,9 +424,9 @@ mod tests { fn test_change_capacity() { let mut cache: LruCache = LruCache::new(2); assert_eq!(cache.capacity(), 2); - cache.put(1, 10); - cache.put(2, 20); - cache.change_capacity(1); + cache.insert(1, 10); + cache.insert(2, 20); + cache.set_capacity(1); assert!(cache.get(&1).is_none()); assert_eq!(cache.capacity(), 1); } @@ -402,25 +434,25 @@ mod tests { #[test] fn test_to_string() { let mut cache: LruCache = LruCache::new(3); - cache.put(1, 10); - cache.put(2, 20); - cache.put(3, 30); + cache.insert(1, 10); + cache.insert(2, 20); + cache.insert(3, 30); assert_eq!(cache.to_string(), "{3: 30, 2: 20, 1: 10}".to_string()); - cache.put(2, 22); + cache.insert(2, 22); assert_eq!(cache.to_string(), "{2: 22, 3: 30, 1: 10}".to_string()); - cache.put(6, 60); + cache.insert(6, 60); assert_eq!(cache.to_string(), "{6: 60, 2: 22, 3: 30}".to_string()); cache.get(&3); assert_eq!(cache.to_string(), "{3: 30, 6: 60, 2: 22}".to_string()); - cache.change_capacity(2); + cache.set_capacity(2); assert_eq!(cache.to_string(), "{3: 30, 6: 60}".to_string()); } #[test] fn test_clear() { let mut cache: LruCache = LruCache::new(2); - cache.put(1, 10); - cache.put(2, 20); + cache.insert(1, 10); + cache.insert(2, 20); cache.clear(); assert!(cache.get(&1).is_none()); assert!(cache.get(&2).is_none()); diff --git a/src/libstd/collections/mod.rs b/src/libstd/collections/mod.rs index 13486d4b8f84d..3419a3d98a154 100644 --- a/src/libstd/collections/mod.rs +++ b/src/libstd/collections/mod.rs @@ -278,7 +278,7 @@ //! } //! } //! -//! assert_eq!(count.find(&'s'), Some(&8)); +//! assert_eq!(count.get(&'s'), Some(&8)); //! //! println!("Number of occurences of each character"); //! for (char, count) in count.iter() { diff --git a/src/libstd/io/mod.rs b/src/libstd/io/mod.rs index ebf541a63dafa..0e75e4610abf9 100644 --- a/src/libstd/io/mod.rs +++ b/src/libstd/io/mod.rs @@ -627,7 +627,7 @@ pub trait Reader { /// as `Err(IoError)`. See `read()` for more details. fn push(&mut self, len: uint, buf: &mut Vec) -> IoResult { let start_len = buf.len(); - buf.reserve_additional(len); + buf.reserve(len); let n = { let s = unsafe { slice_vec_capacity(buf, start_len, start_len + len) }; @@ -658,7 +658,7 @@ pub trait Reader { } let start_len = buf.len(); - buf.reserve_additional(len); + buf.reserve(len); // we can't just use self.read_at_least(min, slice) because we need to push // successful reads onto the vector before any returned errors. diff --git a/src/libstd/io/process.rs b/src/libstd/io/process.rs index 493e1b559d7b7..698e0a3460f28 100644 --- a/src/libstd/io/process.rs +++ b/src/libstd/io/process.rs @@ -1137,7 +1137,7 @@ mod tests { cmd.env("path", "foo"); cmd.env("Path", "bar"); let env = &cmd.env.unwrap(); - let val = env.find(&EnvKey("PATH".to_c_str())); + let val = env.get(&EnvKey("PATH".to_c_str())); assert!(val.unwrap() == &"bar".to_c_str()); } } diff --git a/src/libsyntax/diagnostics/plugin.rs b/src/libsyntax/diagnostics/plugin.rs index d9d549f684125..d077fbd7bf00f 100644 --- a/src/libsyntax/diagnostics/plugin.rs +++ b/src/libsyntax/diagnostics/plugin.rs @@ -63,7 +63,7 @@ pub fn expand_diagnostic_used<'cx>(ecx: &'cx mut ExtCtxt, () }); with_used_diagnostics(|diagnostics| { - match diagnostics.swap(code.name, span) { + match diagnostics.insert(code.name, span) { Some(previous_span) => { ecx.span_warn(span, format!( "diagnostic code {} already used", token::get_ident(code).get() @@ -93,7 +93,7 @@ pub fn expand_register_diagnostic<'cx>(ecx: &'cx mut ExtCtxt, _ => unreachable!() }; with_registered_diagnostics(|diagnostics| { - if !diagnostics.insert(code.name, description) { + if diagnostics.insert(code.name, description).is_some() { ecx.span_err(span, format!( "diagnostic code {} already registered", token::get_ident(*code).get() ).as_slice()); diff --git a/src/libsyntax/ext/base.rs b/src/libsyntax/ext/base.rs index 152b89b86e7a6..5401da8cd053b 100644 --- a/src/libsyntax/ext/base.rs +++ b/src/libsyntax/ext/base.rs @@ -768,7 +768,7 @@ impl SyntaxEnv { pub fn find(&self, k: &Name) -> Option> { for frame in self.chain.iter().rev() { - match frame.map.find(k) { + match frame.map.get(k) { Some(v) => return Some(v.clone()), None => {} } diff --git a/src/libsyntax/ext/format.rs b/src/libsyntax/ext/format.rs index 486ce910e2b6f..a28f24e76635d 100644 --- a/src/libsyntax/ext/format.rs +++ b/src/libsyntax/ext/format.rs @@ -252,7 +252,7 @@ impl<'a, 'b> Context<'a, 'b> { } Named(name) => { - let span = match self.names.find(&name) { + let span = match self.names.get(&name) { Some(e) => e.span, None => { let msg = format!("there is no argument named `{}`", name); @@ -260,7 +260,7 @@ impl<'a, 'b> Context<'a, 'b> { return; } }; - self.verify_same(span, &ty, self.name_types.find(&name)); + self.verify_same(span, &ty, self.name_types.get(&name)); if !self.name_types.contains_key(&name) { self.name_types.insert(name.clone(), ty); } @@ -555,11 +555,11 @@ impl<'a, 'b> Context<'a, 'b> { heads.push(self.ecx.expr_addr_of(e.span, e)); } for name in self.name_ordering.iter() { - let e = match self.names.pop(name) { + let e = match self.names.remove(name) { Some(e) => e, None => continue }; - let arg_ty = match self.name_types.find(name) { + let arg_ty = match self.name_types.get(name) { Some(ty) => ty, None => continue }; diff --git a/src/libsyntax/ext/mtwt.rs b/src/libsyntax/ext/mtwt.rs index bebe16286c97a..15fe7fc42b275 100644 --- a/src/libsyntax/ext/mtwt.rs +++ b/src/libsyntax/ext/mtwt.rs @@ -182,7 +182,7 @@ fn resolve_internal(id: Ident, resolve_table: &mut ResolveTable) -> Name { let key = (id.name, id.ctxt); - match resolve_table.find(&key) { + match resolve_table.get(&key) { Some(&name) => return name, None => {} } diff --git a/src/libsyntax/util/interner.rs b/src/libsyntax/util/interner.rs index e6c98a9e3d09a..bc6d6d7a5216d 100644 --- a/src/libsyntax/util/interner.rs +++ b/src/libsyntax/util/interner.rs @@ -45,7 +45,7 @@ impl Interner { pub fn intern(&self, val: T) -> Name { let mut map = self.map.borrow_mut(); - match (*map).find(&val) { + match (*map).get(&val) { Some(&idx) => return idx, None => (), } diff --git a/src/libtest/lib.rs b/src/libtest/lib.rs index 74bead9e5f2dd..4d6aefb2a178d 100644 --- a/src/libtest/lib.rs +++ b/src/libtest/lib.rs @@ -1209,7 +1209,7 @@ impl MetricMap { let MetricMap(ref selfmap) = *self; let MetricMap(ref old) = *old; for (k, vold) in old.iter() { - let r = match selfmap.find(k) { + let r = match selfmap.get(k) { None => MetricRemoved, Some(v) => { let delta = v.value - vold.value; @@ -1678,31 +1678,31 @@ mod tests { let diff1 = m2.compare_to_old(&m1, None); - assert_eq!(*(diff1.find(&"in-both-noise".to_string()).unwrap()), LikelyNoise); - assert_eq!(*(diff1.find(&"in-first-noise".to_string()).unwrap()), MetricRemoved); - assert_eq!(*(diff1.find(&"in-second-noise".to_string()).unwrap()), MetricAdded); - assert_eq!(*(diff1.find(&"in-both-want-downwards-but-regressed".to_string()).unwrap()), + assert_eq!(*(diff1.get(&"in-both-noise".to_string()).unwrap()), LikelyNoise); + assert_eq!(*(diff1.get(&"in-first-noise".to_string()).unwrap()), MetricRemoved); + assert_eq!(*(diff1.get(&"in-second-noise".to_string()).unwrap()), MetricAdded); + assert_eq!(*(diff1.get(&"in-both-want-downwards-but-regressed".to_string()).unwrap()), Regression(100.0)); - assert_eq!(*(diff1.find(&"in-both-want-downwards-and-improved".to_string()).unwrap()), + assert_eq!(*(diff1.get(&"in-both-want-downwards-and-improved".to_string()).unwrap()), Improvement(50.0)); - assert_eq!(*(diff1.find(&"in-both-want-upwards-but-regressed".to_string()).unwrap()), + assert_eq!(*(diff1.get(&"in-both-want-upwards-but-regressed".to_string()).unwrap()), Regression(50.0)); - assert_eq!(*(diff1.find(&"in-both-want-upwards-and-improved".to_string()).unwrap()), + assert_eq!(*(diff1.get(&"in-both-want-upwards-and-improved".to_string()).unwrap()), Improvement(100.0)); assert_eq!(diff1.len(), 7); let diff2 = m2.compare_to_old(&m1, Some(200.0)); - assert_eq!(*(diff2.find(&"in-both-noise".to_string()).unwrap()), LikelyNoise); - assert_eq!(*(diff2.find(&"in-first-noise".to_string()).unwrap()), MetricRemoved); - assert_eq!(*(diff2.find(&"in-second-noise".to_string()).unwrap()), MetricAdded); - assert_eq!(*(diff2.find(&"in-both-want-downwards-but-regressed".to_string()).unwrap()), + assert_eq!(*(diff2.get(&"in-both-noise".to_string()).unwrap()), LikelyNoise); + assert_eq!(*(diff2.get(&"in-first-noise".to_string()).unwrap()), MetricRemoved); + assert_eq!(*(diff2.get(&"in-second-noise".to_string()).unwrap()), MetricAdded); + assert_eq!(*(diff2.get(&"in-both-want-downwards-but-regressed".to_string()).unwrap()), LikelyNoise); - assert_eq!(*(diff2.find(&"in-both-want-downwards-and-improved".to_string()).unwrap()), + assert_eq!(*(diff2.get(&"in-both-want-downwards-and-improved".to_string()).unwrap()), LikelyNoise); - assert_eq!(*(diff2.find(&"in-both-want-upwards-but-regressed".to_string()).unwrap()), + assert_eq!(*(diff2.get(&"in-both-want-upwards-but-regressed".to_string()).unwrap()), LikelyNoise); - assert_eq!(*(diff2.find(&"in-both-want-upwards-and-improved".to_string()).unwrap()), + assert_eq!(*(diff2.get(&"in-both-want-upwards-and-improved".to_string()).unwrap()), LikelyNoise); assert_eq!(diff2.len(), 7); } @@ -1727,29 +1727,29 @@ mod tests { let (diff1, ok1) = m2.ratchet(&pth, None); assert_eq!(ok1, false); assert_eq!(diff1.len(), 2); - assert_eq!(*(diff1.find(&"runtime".to_string()).unwrap()), Regression(10.0)); - assert_eq!(*(diff1.find(&"throughput".to_string()).unwrap()), LikelyNoise); + assert_eq!(*(diff1.get(&"runtime".to_string()).unwrap()), Regression(10.0)); + assert_eq!(*(diff1.get(&"throughput".to_string()).unwrap()), LikelyNoise); // Check that it was not rewritten. let m3 = MetricMap::load(&pth); let MetricMap(m3) = m3; assert_eq!(m3.len(), 2); - assert_eq!(*(m3.find(&"runtime".to_string()).unwrap()), Metric::new(1000.0, 2.0)); - assert_eq!(*(m3.find(&"throughput".to_string()).unwrap()), Metric::new(50.0, 2.0)); + assert_eq!(*(m3.get(&"runtime".to_string()).unwrap()), Metric::new(1000.0, 2.0)); + assert_eq!(*(m3.get(&"throughput".to_string()).unwrap()), Metric::new(50.0, 2.0)); // Ask for a ratchet with an explicit noise-percentage override, // that should advance. let (diff2, ok2) = m2.ratchet(&pth, Some(10.0)); assert_eq!(ok2, true); assert_eq!(diff2.len(), 2); - assert_eq!(*(diff2.find(&"runtime".to_string()).unwrap()), LikelyNoise); - assert_eq!(*(diff2.find(&"throughput".to_string()).unwrap()), LikelyNoise); + assert_eq!(*(diff2.get(&"runtime".to_string()).unwrap()), LikelyNoise); + assert_eq!(*(diff2.get(&"throughput".to_string()).unwrap()), LikelyNoise); // Check that it was rewritten. let m4 = MetricMap::load(&pth); let MetricMap(m4) = m4; assert_eq!(m4.len(), 2); - assert_eq!(*(m4.find(&"runtime".to_string()).unwrap()), Metric::new(1100.0, 2.0)); - assert_eq!(*(m4.find(&"throughput".to_string()).unwrap()), Metric::new(50.0, 2.0)); + assert_eq!(*(m4.get(&"runtime".to_string()).unwrap()), Metric::new(1100.0, 2.0)); + assert_eq!(*(m4.get(&"throughput".to_string()).unwrap()), Metric::new(50.0, 2.0)); } } diff --git a/src/test/bench/core-map.rs b/src/test/bench/core-map.rs index 3933a33446d63..ac6104cc38b0e 100644 --- a/src/test/bench/core-map.rs +++ b/src/test/bench/core-map.rs @@ -30,18 +30,18 @@ trait MutableMap { impl MutableMap for TreeMap { fn insert(&mut self, k: uint, v: uint) { self.insert(k, v); } - fn remove(&mut self, k: &uint) -> bool { self.remove(k) } - fn find(&self, k: &uint) -> Option<&uint> { self.find(k) } + fn remove(&mut self, k: &uint) -> bool { self.remove(k).is_some() } + fn find(&self, k: &uint) -> Option<&uint> { self.get(k) } } impl MutableMap for HashMap { fn insert(&mut self, k: uint, v: uint) { self.insert(k, v); } - fn remove(&mut self, k: &uint) -> bool { self.remove(k) } - fn find(&self, k: &uint) -> Option<&uint> { self.find(k) } + fn remove(&mut self, k: &uint) -> bool { self.remove(k).is_some() } + fn find(&self, k: &uint) -> Option<&uint> { self.get(k) } } impl MutableMap for TrieMap { fn insert(&mut self, k: uint, v: uint) { self.insert(k, v); } - fn remove(&mut self, k: &uint) -> bool { self.remove(k) } - fn find(&self, k: &uint) -> Option<&uint> { self.find(k) } + fn remove(&mut self, k: &uint) -> bool { self.remove(k).is_some() } + fn find(&self, k: &uint) -> Option<&uint> { self.get(k) } } fn ascending(map: &mut M, n_keys: uint) { diff --git a/src/test/bench/shootout-chameneos-redux.rs b/src/test/bench/shootout-chameneos-redux.rs index abcd9f9033343..191f70ac49218 100644 --- a/src/test/bench/shootout-chameneos-redux.rs +++ b/src/test/bench/shootout-chameneos-redux.rs @@ -197,8 +197,8 @@ fn rendezvous(nn: uint, set: Vec) { creatures_met += 2; - to_creature.get_mut(fst_creature.name).send(snd_creature); - to_creature.get_mut(snd_creature.name).send(fst_creature); + to_creature[fst_creature.name].send(snd_creature); + to_creature[snd_creature.name].send(fst_creature); } // tell each creature to stop diff --git a/src/test/bench/shootout-fasta-redux.rs b/src/test/bench/shootout-fasta-redux.rs index e151369ff38ac..0a3370fa487e8 100644 --- a/src/test/bench/shootout-fasta-redux.rs +++ b/src/test/bench/shootout-fasta-redux.rs @@ -100,7 +100,7 @@ fn sum_and_scale(a: &'static [AminoAcid]) -> Vec { result.push(a_i); } let result_len = result.len(); - result.get_mut(result_len - 1).p = LOOKUP_SCALE; + result[result_len - 1].p = LOOKUP_SCALE; result } diff --git a/src/test/bench/shootout-k-nucleotide.rs b/src/test/bench/shootout-k-nucleotide.rs index d0e6aacdbb2ad..6ada34a5a584d 100644 --- a/src/test/bench/shootout-k-nucleotide.rs +++ b/src/test/bench/shootout-k-nucleotide.rs @@ -171,13 +171,13 @@ impl Table { next: None, }; c.f(&mut *entry); - *self.items.get_mut(index as uint) = Some(entry); + self.items[index as uint] = Some(entry); return; } } { - let entry = self.items.get_mut(index as uint).as_mut().unwrap(); + let entry = self.items[index as uint].as_mut().unwrap(); if entry.code == key { c.f(&mut **entry); return; diff --git a/src/test/bench/shootout-meteor.rs b/src/test/bench/shootout-meteor.rs index 47e1969172d2f..d8df3eea83b05 100644 --- a/src/test/bench/shootout-meteor.rs +++ b/src/test/bench/shootout-meteor.rs @@ -194,7 +194,7 @@ fn is_board_unfeasible(board: u64, masks: &Vec>>) -> bool { fn filter_masks(masks: &mut Vec>>) { for i in range(0, masks.len()) { for j in range(0, (*masks)[i].len()) { - *masks.get_mut(i).get_mut(j) = + masks[i][j] = (*masks)[i][j].iter().map(|&m| m) .filter(|&m| !is_board_unfeasible(m, masks)) .collect(); @@ -217,7 +217,7 @@ fn to_vec(raw_sol: &List) -> Vec { let id = '0' as u8 + get_id(m); for i in range(0u, 50) { if m & 1 << i != 0 { - *sol.get_mut(i) = id; + sol[i] = id; } } } diff --git a/src/test/bench/shootout-regex-dna.rs b/src/test/bench/shootout-regex-dna.rs index dccdafe9cf832..81de7a1269067 100644 --- a/src/test/bench/shootout-regex-dna.rs +++ b/src/test/bench/shootout-regex-dna.rs @@ -114,7 +114,7 @@ fn main() { } for (i, variant) in variant_strs.iter().enumerate() { - println!("{} {}", variant, counts.get_mut(i).get()); + println!("{} {}", variant, counts[i].get()); } println!(""); println!("{}", ilen); diff --git a/src/test/bench/shootout-reverse-complement.rs b/src/test/bench/shootout-reverse-complement.rs index 5ce1b2fc40d04..d7d8e94c8a7db 100644 --- a/src/test/bench/shootout-reverse-complement.rs +++ b/src/test/bench/shootout-reverse-complement.rs @@ -112,14 +112,15 @@ fn read_to_end(r: &mut R) -> IoResult> { let mut vec = Vec::with_capacity(CHUNK); loop { // workaround: very fast growing - if vec.capacity() - vec.len() < CHUNK { + let len = vec.len(); + if vec.capacity() - len < CHUNK { let cap = vec.capacity(); let mult = if cap < 256 * 1024 * 1024 { 16 } else { 2 }; - vec.reserve_exact(mult * cap); + vec.reserve_exact(mult * cap - len); } match r.push_at_least(1, CHUNK, &mut vec) { Ok(_) => {} diff --git a/src/test/bench/sudoku.rs b/src/test/bench/sudoku.rs index ae7594ea8a20e..54824d7259fa9 100644 --- a/src/test/bench/sudoku.rs +++ b/src/test/bench/sudoku.rs @@ -79,7 +79,7 @@ impl Sudoku { if comps.len() == 3u { let row = from_str::(comps[0]).unwrap() as u8; let col = from_str::(comps[1]).unwrap() as u8; - *g.get_mut(row as uint).get_mut(col as uint) = + g[row as uint][col as uint] = from_str::(comps[2]).unwrap() as u8; } else { @@ -139,10 +139,10 @@ impl Sudoku { // find first remaining color that is available let next = avail.next(); - *self.grid.get_mut(row as uint).get_mut(col as uint) = next; + self.grid[row as uint][col as uint] = next; return 0u8 != next; } - *self.grid.get_mut(row as uint).get_mut(col as uint) = 0u8; + self.grid[row as uint][col as uint] = 0u8; return false; } diff --git a/src/test/compile-fail/borrowck-assign-comp-idx.rs b/src/test/compile-fail/borrowck-assign-comp-idx.rs index 5bc2edba30134..e14911d3508da 100644 --- a/src/test/compile-fail/borrowck-assign-comp-idx.rs +++ b/src/test/compile-fail/borrowck-assign-comp-idx.rs @@ -19,7 +19,7 @@ fn a() { // Create an immutable pointer into p's contents: let q: &int = &p[0]; - *p.get_mut(0) = 5; //~ ERROR cannot borrow + p[0] = 5; //~ ERROR cannot borrow println!("{}", *q); } @@ -34,7 +34,7 @@ fn b() { borrow( p.as_slice(), - || *p.get_mut(0) = 5); //~ ERROR cannot borrow `p` as mutable + || p[0] = 5); //~ ERROR cannot borrow `p` as mutable } fn c() { @@ -42,7 +42,7 @@ fn c() { // modification: let mut p = vec!(1); borrow(p.as_slice(), ||{}); - *p.get_mut(0) = 5; + p[0] = 5; } fn main() { diff --git a/src/test/compile-fail/borrowck-for-loop-head-linkage.rs b/src/test/compile-fail/borrowck-for-loop-head-linkage.rs index cdfb384d47ca2..d712810589200 100644 --- a/src/test/compile-fail/borrowck-for-loop-head-linkage.rs +++ b/src/test/compile-fail/borrowck-for-loop-head-linkage.rs @@ -13,7 +13,7 @@ fn main() { for &x in vector.iter() { let cap = vector.capacity(); vector.grow(cap, 0u); //~ ERROR cannot borrow - *vector.get_mut(1u) = 5u; //~ ERROR cannot borrow + vector[1u] = 5u; //~ ERROR cannot borrow } } diff --git a/src/test/compile-fail/borrowck-loan-vec-content.rs b/src/test/compile-fail/borrowck-loan-vec-content.rs index 31b5c44df6663..200d208d140b6 100644 --- a/src/test/compile-fail/borrowck-loan-vec-content.rs +++ b/src/test/compile-fail/borrowck-loan-vec-content.rs @@ -26,7 +26,7 @@ fn has_mut_vec_but_tries_to_change_it() { takes_imm_elt( &v[0], || { //~ ERROR cannot borrow `v` as mutable - *v.get_mut(1) = 4; + v[1] = 4; }) } diff --git a/src/test/run-pass/foreach-nested.rs b/src/test/run-pass/foreach-nested.rs index af6ca3c93d5cf..2a54f22ee665b 100644 --- a/src/test/run-pass/foreach-nested.rs +++ b/src/test/run-pass/foreach-nested.rs @@ -15,7 +15,7 @@ pub fn main() { let mut a: Vec = vec!(-1, -1, -1, -1); let mut p: int = 0; two(|i| { - two(|j| { *a.get_mut(p as uint) = 10 * i + j; p += 1; }) + two(|j| { a[p as uint] = 10 * i + j; p += 1; }) }); assert_eq!(a[0], 0); assert_eq!(a[1], 1); diff --git a/src/test/run-pass/hashmap-memory.rs b/src/test/run-pass/hashmap-memory.rs index 87afd1601f6bd..4a6a6782fb3db 100644 --- a/src/test/run-pass/hashmap-memory.rs +++ b/src/test/run-pass/hashmap-memory.rs @@ -83,7 +83,7 @@ mod map_reduce { mapper_done => { num_mappers -= 1; } find_reducer(k, cc) => { let mut c; - match reducers.find(&str::from_utf8( + match reducers.get(&str::from_utf8( k.as_slice()).unwrap().to_string()) { Some(&_c) => { c = _c; } None => { c = 0; } diff --git a/src/test/run-pass/issue-3563-3.rs b/src/test/run-pass/issue-3563-3.rs index 84f303de7057b..4e330b9a0e7dd 100644 --- a/src/test/run-pass/issue-3563-3.rs +++ b/src/test/run-pass/issue-3563-3.rs @@ -86,8 +86,8 @@ impl AsciiArt { // element is: // 1) potentially large // 2) needs to be modified - let row = self.lines.get_mut(v); - *row.get_mut(h) = self.fill; + let row = &mut self.lines[v]; + row[h] = self.fill; } } } diff --git a/src/test/run-pass/issue-3991.rs b/src/test/run-pass/issue-3991.rs index da22da31d5b52..37144fb9cce77 100644 --- a/src/test/run-pass/issue-3991.rs +++ b/src/test/run-pass/issue-3991.rs @@ -15,7 +15,7 @@ struct HasNested { impl HasNested { fn method_push_local(&mut self) { - self.nest.get_mut(0).push(0); + self.nest[0].push(0); } } diff --git a/src/test/run-pass/overloaded-deref.rs b/src/test/run-pass/overloaded-deref.rs index b63db29cf916e..ca820830f023f 100644 --- a/src/test/run-pass/overloaded-deref.rs +++ b/src/test/run-pass/overloaded-deref.rs @@ -44,8 +44,8 @@ pub fn main() { assert_eq!(*(*p).borrow(), Point {x: 3, y: 5}); let v = Rc::new(RefCell::new(vec!(1i, 2, 3))); - *(*(*v).borrow_mut()).get_mut(0) = 3; - *(*(*v).borrow_mut()).get_mut(1) += 3; + (*(*v).borrow_mut())[0] = 3; + (*(*v).borrow_mut())[1] += 3; assert_eq!(((*(*v).borrow())[0], (*(*v).borrow())[1], (*(*v).borrow())[2]), (3, 5, 3)); diff --git a/src/test/run-pass/send_str_hashmap.rs b/src/test/run-pass/send_str_hashmap.rs index 1edce811bcb21..55003a07b5bbe 100644 --- a/src/test/run-pass/send_str_hashmap.rs +++ b/src/test/run-pass/send_str_hashmap.rs @@ -16,37 +16,37 @@ use std::option::Some; pub fn main() { let mut map: HashMap = HashMap::new(); - assert!(map.insert(Slice("foo"), 42)); - assert!(!map.insert(Owned("foo".to_string()), 42)); - assert!(!map.insert(Slice("foo"), 42)); - assert!(!map.insert(Owned("foo".to_string()), 42)); + assert!(map.insert(Slice("foo"), 42).is_none()); + assert!(map.insert(Owned("foo".to_string()), 42).is_some()); + assert!(map.insert(Slice("foo"), 42).is_some()); + assert!(map.insert(Owned("foo".to_string()), 42).is_some()); - assert!(!map.insert(Slice("foo"), 43)); - assert!(!map.insert(Owned("foo".to_string()), 44)); - assert!(!map.insert(Slice("foo"), 45)); - assert!(!map.insert(Owned("foo".to_string()), 46)); + assert!(map.insert(Slice("foo"), 43).is_some()); + assert!(map.insert(Owned("foo".to_string()), 44).is_some()); + assert!(map.insert(Slice("foo"), 45).is_some()); + assert!(map.insert(Owned("foo".to_string()), 46).is_some()); let v = 46; - assert_eq!(map.find(&Owned("foo".to_string())), Some(&v)); - assert_eq!(map.find(&Slice("foo")), Some(&v)); + assert_eq!(map.get(&Owned("foo".to_string())), Some(&v)); + assert_eq!(map.get(&Slice("foo")), Some(&v)); let (a, b, c, d) = (50, 51, 52, 53); - assert!(map.insert(Slice("abc"), a)); - assert!(map.insert(Owned("bcd".to_string()), b)); - assert!(map.insert(Slice("cde"), c)); - assert!(map.insert(Owned("def".to_string()), d)); + assert!(map.insert(Slice("abc"), a).is_none()); + assert!(map.insert(Owned("bcd".to_string()), b).is_none()); + assert!(map.insert(Slice("cde"), c).is_none()); + assert!(map.insert(Owned("def".to_string()), d).is_none()); - assert!(!map.insert(Slice("abc"), a)); - assert!(!map.insert(Owned("bcd".to_string()), b)); - assert!(!map.insert(Slice("cde"), c)); - assert!(!map.insert(Owned("def".to_string()), d)); + assert!(map.insert(Slice("abc"), a).is_some()); + assert!(map.insert(Owned("bcd".to_string()), b).is_some()); + assert!(map.insert(Slice("cde"), c).is_some()); + assert!(map.insert(Owned("def".to_string()), d).is_some()); - assert!(!map.insert(Owned("abc".to_string()), a)); - assert!(!map.insert(Slice("bcd"), b)); - assert!(!map.insert(Owned("cde".to_string()), c)); - assert!(!map.insert(Slice("def"), d)); + assert!(map.insert(Owned("abc".to_string()), a).is_some()); + assert!(map.insert(Slice("bcd"), b).is_some()); + assert!(map.insert(Owned("cde".to_string()), c).is_some()); + assert!(map.insert(Slice("def"), d).is_some()); assert_eq!(map.find_equiv("abc"), Some(&a)); assert_eq!(map.find_equiv("bcd"), Some(&b)); diff --git a/src/test/run-pass/send_str_treemap.rs b/src/test/run-pass/send_str_treemap.rs index f73ab8f52d7ed..c52f9458f99d5 100644 --- a/src/test/run-pass/send_str_treemap.rs +++ b/src/test/run-pass/send_str_treemap.rs @@ -17,49 +17,49 @@ use std::option::Some; pub fn main() { let mut map: TreeMap = TreeMap::new(); - assert!(map.insert(Slice("foo"), 42)); - assert!(!map.insert(Owned("foo".to_string()), 42)); - assert!(!map.insert(Slice("foo"), 42)); - assert!(!map.insert(Owned("foo".to_string()), 42)); + assert!(map.insert(Slice("foo"), 42).is_none()); + assert!(map.insert(Owned("foo".to_string()), 42).is_some()); + assert!(map.insert(Slice("foo"), 42).is_some()); + assert!(map.insert(Owned("foo".to_string()), 42).is_some()); - assert!(!map.insert(Slice("foo"), 43)); - assert!(!map.insert(Owned("foo".to_string()), 44)); - assert!(!map.insert(Slice("foo"), 45)); - assert!(!map.insert(Owned("foo".to_string()), 46)); + assert!(map.insert(Slice("foo"), 43).is_some()); + assert!(map.insert(Owned("foo".to_string()), 44).is_some()); + assert!(map.insert(Slice("foo"), 45).is_some()); + assert!(map.insert(Owned("foo".to_string()), 46).is_some()); let v = 46; - assert_eq!(map.find(&Owned("foo".to_string())), Some(&v)); - assert_eq!(map.find(&Slice("foo")), Some(&v)); + assert_eq!(map.get(&Owned("foo".to_string())), Some(&v)); + assert_eq!(map.get(&Slice("foo")), Some(&v)); let (a, b, c, d) = (50, 51, 52, 53); - assert!(map.insert(Slice("abc"), a)); - assert!(map.insert(Owned("bcd".to_string()), b)); - assert!(map.insert(Slice("cde"), c)); - assert!(map.insert(Owned("def".to_string()), d)); + assert!(map.insert(Slice("abc"), a).is_none()); + assert!(map.insert(Owned("bcd".to_string()), b).is_none()); + assert!(map.insert(Slice("cde"), c).is_none()); + assert!(map.insert(Owned("def".to_string()), d).is_none()); - assert!(!map.insert(Slice("abc"), a)); - assert!(!map.insert(Owned("bcd".to_string()), b)); - assert!(!map.insert(Slice("cde"), c)); - assert!(!map.insert(Owned("def".to_string()), d)); + assert!(map.insert(Slice("abc"), a).is_some()); + assert!(map.insert(Owned("bcd".to_string()), b).is_some()); + assert!(map.insert(Slice("cde"), c).is_some()); + assert!(map.insert(Owned("def".to_string()), d).is_some()); - assert!(!map.insert(Owned("abc".to_string()), a)); - assert!(!map.insert(Slice("bcd"), b)); - assert!(!map.insert(Owned("cde".to_string()), c)); - assert!(!map.insert(Slice("def"), d)); + assert!(map.insert(Owned("abc".to_string()), a).is_some()); + assert!(map.insert(Slice("bcd"), b).is_some()); + assert!(map.insert(Owned("cde".to_string()), c).is_some()); + assert!(map.insert(Slice("def"), d).is_some()); - assert_eq!(map.find(&Slice("abc")), Some(&a)); - assert_eq!(map.find(&Slice("bcd")), Some(&b)); - assert_eq!(map.find(&Slice("cde")), Some(&c)); - assert_eq!(map.find(&Slice("def")), Some(&d)); + assert_eq!(map.get(&Slice("abc")), Some(&a)); + assert_eq!(map.get(&Slice("bcd")), Some(&b)); + assert_eq!(map.get(&Slice("cde")), Some(&c)); + assert_eq!(map.get(&Slice("def")), Some(&d)); - assert_eq!(map.find(&Owned("abc".to_string())), Some(&a)); - assert_eq!(map.find(&Owned("bcd".to_string())), Some(&b)); - assert_eq!(map.find(&Owned("cde".to_string())), Some(&c)); - assert_eq!(map.find(&Owned("def".to_string())), Some(&d)); + assert_eq!(map.get(&Owned("abc".to_string())), Some(&a)); + assert_eq!(map.get(&Owned("bcd".to_string())), Some(&b)); + assert_eq!(map.get(&Owned("cde".to_string())), Some(&c)); + assert_eq!(map.get(&Owned("def".to_string())), Some(&d)); - assert!(map.pop(&Slice("foo")).is_some()); + assert!(map.remove(&Slice("foo")).is_some()); assert_eq!(map.into_iter().map(|(k, v)| format!("{}{}", k, v)) .collect::>() .concat(), diff --git a/src/test/run-pass/swap-2.rs b/src/test/run-pass/swap-2.rs index 4eb9274551f92..3c0f9505736a9 100644 --- a/src/test/run-pass/swap-2.rs +++ b/src/test/run-pass/swap-2.rs @@ -16,7 +16,7 @@ pub fn main() { assert_eq!(a[2], 4); assert_eq!(a[4], 2); let mut n = 42; - swap(&mut n, a.get_mut(0)); + swap(&mut n, &mut a[0]); assert_eq!(a[0], 42); assert_eq!(n, 0); } diff --git a/src/test/run-pass/unique-in-vec-copy.rs b/src/test/run-pass/unique-in-vec-copy.rs index 33a28ddb2fca7..577a8f1430b2f 100644 --- a/src/test/run-pass/unique-in-vec-copy.rs +++ b/src/test/run-pass/unique-in-vec-copy.rs @@ -17,7 +17,7 @@ pub fn main() { assert_eq!(*b[0], 10); // This should only modify the value in a, not b - **a.get_mut(0) = 20; + *a[0] = 20; assert_eq!(*a[0], 20); assert_eq!(*b[0], 10);