git remote add hello https://github.com/esy-ocaml/hello-reason; git fetch hello; git checkout hello/master -- .github

Author: Et7f3

.github/workflows/build.yml

@@ -0,0 +1,77 @@
+name: Build
+
+on: [push, pull_request]
+
+jobs:
+  build:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest, macos-latest, windows-latest]
+    steps:
+      - uses: actions/[email protected]
+        with:
+          node-version: 12
+      - uses: actions/[email protected]
+      - name: Install esy
+        run: npm install -g esy
+        
+      - name: Try to restore install cache
+        uses: actions/cache@v2
+        with:
+          path: ~/.esy/source
+          key: source-${{ hashFiles('**/index.json') }}
+
+      - name: Install
+        run: esy install
+
+      - name: Print esy cache
+        uses: actions/github-script@v2
+        id: print_esy_cache
+        with:
+          script: |
+            const path = require('path')
+            const scriptPath = path.resolve('.github/workflows/print_esy_cache.js')
+            require(scriptPath)(core)
+
+      - name: Try to restore build cache
+        id: deps-cache
+        uses: actions/cache@v2
+        with:
+          path: ${{ steps.print_esy_cache.outputs.esy_cache }}
+          key: build-${{ matrix.os }}-${{ hashFiles('**/index.json') }}
+          restore-keys: build-${{ matrix.os }}-
+
+      # Here we use a low-level. In real situation you don't have to
+      # but it is useful in CI as it split the log in GitHub UI.
+      # You can see at a glance if it is your projet or your deps that break.
+      #
+      # We also use --release flag to build less.
+      # This allow us to spo syntax/type error more quickly.
+      - name: Build release dependencies
+        if: steps.deps-cache.outputs.cache-hit != 'true'
+        run: esy build-dependencies --release
+
+      - name: Build project in release
+        run: esy build --release
+
+      # Now that our core project build let builds others deps
+      - name: Build  dependencies
+        if: steps.deps-cache.outputs.cache-hit != 'true'
+        run: esy build-dependencies
+
+      - name: Build project
+        run: esy build
+
+      # Here we cleanup if we have a cache fail because we use restore-keys.
+      # restore-keys take the old store even on cache fail.
+      # So, we have deps we don't care anymore. We prune them.
+      - name: Clean global store
+        if: steps.deps-cache.outputs.cache-hit != 'true'
+        run: esy cleanup .
+
+      - name: Test
+        run: esy test
+
+      - name: Build docs
+        run: esy doc

.github/workflows/print_esy_cache.js

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+const fs = require("fs");
+const os = require("os");
+const path = require("path");
+
+const ESY_FOLDER = process.env.ESY__PREFIX
+  ? process.env.ESY__PREFIX
+  : path.join(os.homedir(), ".esy");
+const esy3 = fs
+  .readdirSync(ESY_FOLDER)
+  .filter(name => name.length > 0 && name[0] === "3")
+  .sort()
+  .pop();
+module.exports = exports = core =>
+    core.setOutput('esy_cache', path.join(ESY_FOLDER, esy3, "i"));