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Author: devrandom

lightning/src/util/dyn_signer.rs

@@ -1,7 +1,8 @@
 //! A dynamically dispatched signer
 
 use core::any::Any;
-use crate::io::Read;
+use crate::io::{Read, Error};
+use crate::prelude::*;
 
 use delegate::delegate;
 
@@ -42,7 +43,7 @@ pub trait InnerSign: EcdsaChannelSigner + Send + Sync {
     /// Cast to Any for runtime type checking
     fn as_any(&self) -> &dyn Any;
     /// Serialize the signer
-    fn vwrite(&self, writer: &mut Vec<u8>) -> Result<(), std::io::Error>;
+    fn vwrite(&self, writer: &mut Vec<u8>) -> Result<(), Error>;
 }
 
 /// A ChannelSigner derived struct allowing run-time selection of a signer
@@ -174,7 +175,7 @@ impl ChannelSigner for DynSigner {
 }
 
 impl Writeable for DynSigner {
-    fn write<W: Writer>(&self, writer: &mut W) -> Result<(), std::io::Error> {
+    fn write<W: Writer>(&self, writer: &mut W) -> Result<(), Error> {
         let inner = self.inner.as_ref();
         let mut buf = Vec::new();
         inner.vwrite(&mut buf)?;
@@ -191,7 +192,7 @@ impl InnerSign for InMemorySigner {
         self
     }
 
-    fn vwrite(&self, writer: &mut Vec<u8>) -> Result<(), std::io::Error> {
+    fn vwrite(&self, writer: &mut Vec<u8>) -> Result<(), Error> {
         self.write(writer)
     }
 }
@@ -362,7 +363,6 @@ impl OutputSpender for DynPhantomKeysInterface {
 
 impl DynKeysInterfaceTrait for DynPhantomKeysInterface {}
 
-#[cfg(feature = "std")]
 impl ReadableArgs<&DynKeysInterface> for DynSigner {
     fn read<R: Read>(_reader: &mut R, _params: &DynKeysInterface) -> Result<Self, DecodeError> {
         todo!()