Use existing check-dist implementation (#618)

* Add check-dist.yml

* Fix triggers in licensed.yml

* fix workflow for this repo

.github/workflows/check-dist.yml

@@ -0,0 +1,52 @@
+# `dist/index.js` is a special file in Actions.
+# When you reference an action with `uses:` in a workflow,
+# `index.js` is the code that will run.
+# For our project, we generate this file through a build process
+# from other source files.
+# We need to make sure the checked-in `index.js` actually matches what we expect it to be.
+name: Check dist/
+
+on:
+  push:
+    branches:
+      - main
+    paths-ignore:
+      - '**.md'
+  pull_request:
+    paths-ignore:
+      - '**.md'
+  workflow_dispatch:
+
+jobs:
+  check-dist:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Set Node.js 12.x
+        uses: actions/setup-node@v1
+        with:
+          node-version: 12.x
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Rebuild the dist/ directory
+        run: npm run build
+
+      - name: Compare the expected and actual dist/ directories
+        run: |
+          if [ "$(git diff --ignore-space-at-eol dist/ | wc -l)" -gt "0" ]; then
+            echo "Detected uncommitted changes after build.  See status below:"
+            git diff
+            exit 1
+          fi
+        id: diff
+
+      # If index.js was different than expected, upload the expected version as an artifact
+      - uses: actions/upload-artifact@v2
+        if: ${{ failure() && steps.diff.conclusion == 'failure' }}
+        with:
+          name: dist
+          path: dist/

.github/workflows/licensed.yml

@@ -1,8 +1,12 @@
 name: Licensed
 
 on:
-  push: {branches: main}
-  pull_request: {branches: main}
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
 
 jobs:
   test:
@@ -17,4 +21,4 @@ jobs:
           curl -Lfs -o licensed.tar.gz https://github.com/github/licensed/releases/download/2.12.2/licensed-2.12.2-linux-x64.tar.gz
           sudo tar -xzf licensed.tar.gz
           sudo mv licensed /usr/local/bin/licensed
-      - run: licensed status
+      - run: licensed status

.github/workflows/workflow.yml

@@ -47,17 +47,6 @@ jobs:
       run: npm run lint
     - name: Build & Test
       run: npm run test
-    - name: Ensure dist/ folder is up-to-date
-      if: ${{ runner.os == 'Linux' }}
-      shell: bash
-      run: |
-        npm run build
-        if [ "$(git diff --ignore-space-at-eol | wc -l)" -gt "0" ]; then
-          echo "Detected uncommitted changes after build.  See status below:"
-          git diff
-          exit 1
-        fi
-        
 
   # End to end save and restore
   test-save:

__tests__/restore.test.ts

@@ -68,7 +68,7 @@ test("restore on GHES should no-op", async () => {
     expect(setCacheHitOutputMock).toHaveBeenCalledTimes(1);
     expect(setCacheHitOutputMock).toHaveBeenCalledWith(false);
     expect(logWarningMock).toHaveBeenCalledWith(
-        "Cache action is not supported on GHES"
+        "Cache action is not supported on GHES. See https://github.com/actions/cache/issues/505 for more details"
     );
 });
 

__tests__/save.test.ts

@@ -111,7 +111,7 @@ test("save on GHES should no-op", async () => {
 
     expect(saveCacheMock).toHaveBeenCalledTimes(0);
     expect(logWarningMock).toHaveBeenCalledWith(
-        "Cache action is not supported on GHES"
+        "Cache action is not supported on GHES. See https://github.com/actions/cache/issues/505 for more details"
     );
 });
 

dist/restore/index.js

@@ -5460,32 +5460,32 @@ Object.defineProperty(exports, "__esModule", { value: true });
 /***/ (function(__unusedmodule, exports) {
 
 "use strict";
-
-Object.defineProperty(exports, "__esModule", { value: true });
-exports.RefKey = exports.Events = exports.State = exports.Outputs = exports.Inputs = void 0;
-var Inputs;
-(function (Inputs) {
-    Inputs["Key"] = "key";
-    Inputs["Path"] = "path";
-    Inputs["RestoreKeys"] = "restore-keys";
-    Inputs["UploadChunkSize"] = "upload-chunk-size";
-})(Inputs = exports.Inputs || (exports.Inputs = {}));
-var Outputs;
-(function (Outputs) {
-    Outputs["CacheHit"] = "cache-hit";
-})(Outputs = exports.Outputs || (exports.Outputs = {}));
-var State;
-(function (State) {
-    State["CachePrimaryKey"] = "CACHE_KEY";
-    State["CacheMatchedKey"] = "CACHE_RESULT";
-})(State = exports.State || (exports.State = {}));
-var Events;
-(function (Events) {
-    Events["Key"] = "GITHUB_EVENT_NAME";
-    Events["Push"] = "push";
-    Events["PullRequest"] = "pull_request";
-})(Events = exports.Events || (exports.Events = {}));
-exports.RefKey = "GITHUB_REF";
+
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.RefKey = exports.Events = exports.State = exports.Outputs = exports.Inputs = void 0;
+var Inputs;
+(function (Inputs) {
+    Inputs["Key"] = "key";
+    Inputs["Path"] = "path";
+    Inputs["RestoreKeys"] = "restore-keys";
+    Inputs["UploadChunkSize"] = "upload-chunk-size";
+})(Inputs = exports.Inputs || (exports.Inputs = {}));
+var Outputs;
+(function (Outputs) {
+    Outputs["CacheHit"] = "cache-hit";
+})(Outputs = exports.Outputs || (exports.Outputs = {}));
+var State;
+(function (State) {
+    State["CachePrimaryKey"] = "CACHE_KEY";
+    State["CacheMatchedKey"] = "CACHE_RESULT";
+})(State = exports.State || (exports.State = {}));
+var Events;
+(function (Events) {
+    Events["Key"] = "GITHUB_EVENT_NAME";
+    Events["Push"] = "push";
+    Events["PullRequest"] = "pull_request";
+})(Events = exports.Events || (exports.Events = {}));
+exports.RefKey = "GITHUB_REF";
 
 
 /***/ }),
@@ -38691,92 +38691,92 @@ exports.default = {
 /***/ (function(__unusedmodule, exports, __webpack_require__) {
 
 "use strict";
-
-var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
-    if (k2 === undefined) k2 = k;
-    Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
-}) : (function(o, m, k, k2) {
-    if (k2 === undefined) k2 = k;
-    o[k2] = m[k];
-}));
-var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
-    Object.defineProperty(o, "default", { enumerable: true, value: v });
-}) : function(o, v) {
-    o["default"] = v;
-});
-var __importStar = (this && this.__importStar) || function (mod) {
-    if (mod && mod.__esModule) return mod;
-    var result = {};
-    if (mod != null) for (var k in mod) if (k !== "default" && Object.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
-    __setModuleDefault(result, mod);
-    return result;
-};
-Object.defineProperty(exports, "__esModule", { value: true });
-exports.getInputAsInt = exports.getInputAsArray = exports.isValidEvent = exports.logWarning = exports.getCacheState = exports.setOutputAndState = exports.setCacheHitOutput = exports.setCacheState = exports.isExactKeyMatch = exports.isGhes = void 0;
-const core = __importStar(__webpack_require__(470));
-const constants_1 = __webpack_require__(196);
-function isGhes() {
-    const ghUrl = new URL(process.env["GITHUB_SERVER_URL"] || "https://github.com");
-    return ghUrl.hostname.toUpperCase() !== "GITHUB.COM";
-}
-exports.isGhes = isGhes;
-function isExactKeyMatch(key, cacheKey) {
-    return !!(cacheKey &&
-        cacheKey.localeCompare(key, undefined, {
-            sensitivity: "accent"
-        }) === 0);
-}
-exports.isExactKeyMatch = isExactKeyMatch;
-function setCacheState(state) {
-    core.saveState(constants_1.State.CacheMatchedKey, state);
-}
-exports.setCacheState = setCacheState;
-function setCacheHitOutput(isCacheHit) {
-    core.setOutput(constants_1.Outputs.CacheHit, isCacheHit.toString());
-}
-exports.setCacheHitOutput = setCacheHitOutput;
-function setOutputAndState(key, cacheKey) {
-    setCacheHitOutput(isExactKeyMatch(key, cacheKey));
-    // Store the matched cache key if it exists
-    cacheKey && setCacheState(cacheKey);
-}
-exports.setOutputAndState = setOutputAndState;
-function getCacheState() {
-    const cacheKey = core.getState(constants_1.State.CacheMatchedKey);
-    if (cacheKey) {
-        core.debug(`Cache state/key: ${cacheKey}`);
-        return cacheKey;
-    }
-    return undefined;
-}
-exports.getCacheState = getCacheState;
-function logWarning(message) {
-    const warningPrefix = "[warning]";
-    core.info(`${warningPrefix}${message}`);
-}
-exports.logWarning = logWarning;
-// Cache token authorized for all events that are tied to a ref
-// See GitHub Context https://help.github.com/actions/automating-your-workflow-with-github-actions/contexts-and-expression-syntax-for-github-actions#github-context
-function isValidEvent() {
-    return constants_1.RefKey in process.env && Boolean(process.env[constants_1.RefKey]);
-}
-exports.isValidEvent = isValidEvent;
-function getInputAsArray(name, options) {
-    return core
-        .getInput(name, options)
-        .split("\n")
-        .map(s => s.trim())
-        .filter(x => x !== "");
-}
-exports.getInputAsArray = getInputAsArray;
-function getInputAsInt(name, options) {
-    const value = parseInt(core.getInput(name, options));
-    if (isNaN(value) || value < 0) {
-        return undefined;
-    }
-    return value;
-}
-exports.getInputAsInt = getInputAsInt;
+
+var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
+    if (k2 === undefined) k2 = k;
+    Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
+}) : (function(o, m, k, k2) {
+    if (k2 === undefined) k2 = k;
+    o[k2] = m[k];
+}));
+var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
+    Object.defineProperty(o, "default", { enumerable: true, value: v });
+}) : function(o, v) {
+    o["default"] = v;
+});
+var __importStar = (this && this.__importStar) || function (mod) {
+    if (mod && mod.__esModule) return mod;
+    var result = {};
+    if (mod != null) for (var k in mod) if (k !== "default" && Object.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
+    __setModuleDefault(result, mod);
+    return result;
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.getInputAsInt = exports.getInputAsArray = exports.isValidEvent = exports.logWarning = exports.getCacheState = exports.setOutputAndState = exports.setCacheHitOutput = exports.setCacheState = exports.isExactKeyMatch = exports.isGhes = void 0;
+const core = __importStar(__webpack_require__(470));
+const constants_1 = __webpack_require__(196);
+function isGhes() {
+    const ghUrl = new URL(process.env["GITHUB_SERVER_URL"] || "https://github.com");
+    return ghUrl.hostname.toUpperCase() !== "GITHUB.COM";
+}
+exports.isGhes = isGhes;
+function isExactKeyMatch(key, cacheKey) {
+    return !!(cacheKey &&
+        cacheKey.localeCompare(key, undefined, {
+            sensitivity: "accent"
+        }) === 0);
+}
+exports.isExactKeyMatch = isExactKeyMatch;
+function setCacheState(state) {
+    core.saveState(constants_1.State.CacheMatchedKey, state);
+}
+exports.setCacheState = setCacheState;
+function setCacheHitOutput(isCacheHit) {
+    core.setOutput(constants_1.Outputs.CacheHit, isCacheHit.toString());
+}
+exports.setCacheHitOutput = setCacheHitOutput;
+function setOutputAndState(key, cacheKey) {
+    setCacheHitOutput(isExactKeyMatch(key, cacheKey));
+    // Store the matched cache key if it exists
+    cacheKey && setCacheState(cacheKey);
+}
+exports.setOutputAndState = setOutputAndState;
+function getCacheState() {
+    const cacheKey = core.getState(constants_1.State.CacheMatchedKey);
+    if (cacheKey) {
+        core.debug(`Cache state/key: ${cacheKey}`);
+        return cacheKey;
+    }
+    return undefined;
+}
+exports.getCacheState = getCacheState;
+function logWarning(message) {
+    const warningPrefix = "[warning]";
+    core.info(`${warningPrefix}${message}`);
+}
+exports.logWarning = logWarning;
+// Cache token authorized for all events that are tied to a ref
+// See GitHub Context https://help.github.com/actions/automating-your-workflow-with-github-actions/contexts-and-expression-syntax-for-github-actions#github-context
+function isValidEvent() {
+    return constants_1.RefKey in process.env && Boolean(process.env[constants_1.RefKey]);
+}
+exports.isValidEvent = isValidEvent;
+function getInputAsArray(name, options) {
+    return core
+        .getInput(name, options)
+        .split("\n")
+        .map(s => s.trim())
+        .filter(x => x !== "");
+}
+exports.getInputAsArray = getInputAsArray;
+function getInputAsInt(name, options) {
+    const value = parseInt(core.getInput(name, options));
+    if (isNaN(value) || value < 0) {
+        return undefined;
+    }
+    return value;
+}
+exports.getInputAsInt = getInputAsInt;
 
 
 /***/ }),
@@ -49180,91 +49180,91 @@ Object.defineProperty(exports, "__esModule", { value: true });
 /***/ (function(__unusedmodule, exports, __webpack_require__) {
 
 "use strict";
-
-var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
-    if (k2 === undefined) k2 = k;
-    Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
-}) : (function(o, m, k, k2) {
-    if (k2 === undefined) k2 = k;
-    o[k2] = m[k];
-}));
-var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
-    Object.defineProperty(o, "default", { enumerable: true, value: v });
-}) : function(o, v) {
-    o["default"] = v;
-});
-var __importStar = (this && this.__importStar) || function (mod) {
-    if (mod && mod.__esModule) return mod;
-    var result = {};
-    if (mod != null) for (var k in mod) if (k !== "default" && Object.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
-    __setModuleDefault(result, mod);
-    return result;
-};
-var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
-    function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
-    return new (P || (P = Promise))(function (resolve, reject) {
-        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
-        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
-        function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
-        step((generator = generator.apply(thisArg, _arguments || [])).next());
-    });
-};
-Object.defineProperty(exports, "__esModule", { value: true });
-const cache = __importStar(__webpack_require__(692));
-const core = __importStar(__webpack_require__(470));
-const constants_1 = __webpack_require__(196);
-const utils = __importStar(__webpack_require__(443));
-function run() {
-    return __awaiter(this, void 0, void 0, function* () {
-        try {
-            if (utils.isGhes()) {
-                utils.logWarning("Cache action is not supported on GHES");
-                utils.setCacheHitOutput(false);
-                return;
-            }
-            // Validate inputs, this can cause task failure
-            if (!utils.isValidEvent()) {
-                utils.logWarning(`Event Validation Error: The event type ${process.env[constants_1.Events.Key]} is not supported because it's not tied to a branch or tag ref.`);
-                return;
-            }
-            const primaryKey = core.getInput(constants_1.Inputs.Key, { required: true });
-            core.saveState(constants_1.State.CachePrimaryKey, primaryKey);
-            const restoreKeys = utils.getInputAsArray(constants_1.Inputs.RestoreKeys);
-            const cachePaths = utils.getInputAsArray(constants_1.Inputs.Path, {
-                required: true
-            });
-            try {
-                const cacheKey = yield cache.restoreCache(cachePaths, primaryKey, restoreKeys);
-                if (!cacheKey) {
-                    core.info(`Cache not found for input keys: ${[
-                        primaryKey,
-                        ...restoreKeys
-                    ].join(", ")}`);
-                    return;
-                }
-                // Store the matched cache key
-                utils.setCacheState(cacheKey);
-                const isExactKeyMatch = utils.isExactKeyMatch(primaryKey, cacheKey);
-                utils.setCacheHitOutput(isExactKeyMatch);
-                core.info(`Cache restored from key: ${cacheKey}`);
-            }
-            catch (error) {
-                if (error.name === cache.ValidationError.name) {
-                    throw error;
-                }
-                else {
-                    utils.logWarning(error.message);
-                    utils.setCacheHitOutput(false);
-                }
-            }
-        }
-        catch (error) {
-            core.setFailed(error.message);
-        }
-    });
-}
-run();
-exports.default = run;
+
+var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
+    if (k2 === undefined) k2 = k;
+    Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
+}) : (function(o, m, k, k2) {
+    if (k2 === undefined) k2 = k;
+    o[k2] = m[k];
+}));
+var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
+    Object.defineProperty(o, "default", { enumerable: true, value: v });
+}) : function(o, v) {
+    o["default"] = v;
+});
+var __importStar = (this && this.__importStar) || function (mod) {
+    if (mod && mod.__esModule) return mod;
+    var result = {};
+    if (mod != null) for (var k in mod) if (k !== "default" && Object.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
+    __setModuleDefault(result, mod);
+    return result;
+};
+var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
+    function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
+    return new (P || (P = Promise))(function (resolve, reject) {
+        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
+        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
+        function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
+        step((generator = generator.apply(thisArg, _arguments || [])).next());
+    });
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+const cache = __importStar(__webpack_require__(692));
+const core = __importStar(__webpack_require__(470));
+const constants_1 = __webpack_require__(196);
+const utils = __importStar(__webpack_require__(443));
+function run() {
+    return __awaiter(this, void 0, void 0, function* () {
+        try {
+            if (utils.isGhes()) {
+                utils.logWarning("Cache action is not supported on GHES. See https://github.com/actions/cache/issues/505 for more details");
+                utils.setCacheHitOutput(false);
+                return;
+            }
+            // Validate inputs, this can cause task failure
+            if (!utils.isValidEvent()) {
+                utils.logWarning(`Event Validation Error: The event type ${process.env[constants_1.Events.Key]} is not supported because it's not tied to a branch or tag ref.`);
+                return;
+            }
+            const primaryKey = core.getInput(constants_1.Inputs.Key, { required: true });
+            core.saveState(constants_1.State.CachePrimaryKey, primaryKey);
+            const restoreKeys = utils.getInputAsArray(constants_1.Inputs.RestoreKeys);
+            const cachePaths = utils.getInputAsArray(constants_1.Inputs.Path, {
+                required: true
+            });
+            try {
+                const cacheKey = yield cache.restoreCache(cachePaths, primaryKey, restoreKeys);
+                if (!cacheKey) {
+                    core.info(`Cache not found for input keys: ${[
+                        primaryKey,
+                        ...restoreKeys
+                    ].join(", ")}`);
+                    return;
+                }
+                // Store the matched cache key
+                utils.setCacheState(cacheKey);
+                const isExactKeyMatch = utils.isExactKeyMatch(primaryKey, cacheKey);
+                utils.setCacheHitOutput(isExactKeyMatch);
+                core.info(`Cache restored from key: ${cacheKey}`);
+            }
+            catch (error) {
+                if (error.name === cache.ValidationError.name) {
+                    throw error;
+                }
+                else {
+                    utils.logWarning(error.message);
+                    utils.setCacheHitOutput(false);
+                }
+            }
+        }
+        catch (error) {
+            core.setFailed(error.message);
+        }
+    });
+}
+run();
+exports.default = run;
 
 
 /***/ }),

dist/save/index.js

@@ -5460,32 +5460,32 @@ Object.defineProperty(exports, "__esModule", { value: true });
 /***/ (function(__unusedmodule, exports) {
 
 "use strict";
-
-Object.defineProperty(exports, "__esModule", { value: true });
-exports.RefKey = exports.Events = exports.State = exports.Outputs = exports.Inputs = void 0;
-var Inputs;
-(function (Inputs) {
-    Inputs["Key"] = "key";
-    Inputs["Path"] = "path";
-    Inputs["RestoreKeys"] = "restore-keys";
-    Inputs["UploadChunkSize"] = "upload-chunk-size";
-})(Inputs = exports.Inputs || (exports.Inputs = {}));
-var Outputs;
-(function (Outputs) {
-    Outputs["CacheHit"] = "cache-hit";
-})(Outputs = exports.Outputs || (exports.Outputs = {}));
-var State;
-(function (State) {
-    State["CachePrimaryKey"] = "CACHE_KEY";
-    State["CacheMatchedKey"] = "CACHE_RESULT";
-})(State = exports.State || (exports.State = {}));
-var Events;
-(function (Events) {
-    Events["Key"] = "GITHUB_EVENT_NAME";
-    Events["Push"] = "push";
-    Events["PullRequest"] = "pull_request";
-})(Events = exports.Events || (exports.Events = {}));
-exports.RefKey = "GITHUB_REF";
+
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.RefKey = exports.Events = exports.State = exports.Outputs = exports.Inputs = void 0;
+var Inputs;
+(function (Inputs) {
+    Inputs["Key"] = "key";
+    Inputs["Path"] = "path";
+    Inputs["RestoreKeys"] = "restore-keys";
+    Inputs["UploadChunkSize"] = "upload-chunk-size";
+})(Inputs = exports.Inputs || (exports.Inputs = {}));
+var Outputs;
+(function (Outputs) {
+    Outputs["CacheHit"] = "cache-hit";
+})(Outputs = exports.Outputs || (exports.Outputs = {}));
+var State;
+(function (State) {
+    State["CachePrimaryKey"] = "CACHE_KEY";
+    State["CacheMatchedKey"] = "CACHE_RESULT";
+})(State = exports.State || (exports.State = {}));
+var Events;
+(function (Events) {
+    Events["Key"] = "GITHUB_EVENT_NAME";
+    Events["Push"] = "push";
+    Events["PullRequest"] = "pull_request";
+})(Events = exports.Events || (exports.Events = {}));
+exports.RefKey = "GITHUB_REF";
 
 
 /***/ }),
@@ -38691,92 +38691,92 @@ exports.default = {
 /***/ (function(__unusedmodule, exports, __webpack_require__) {
 
 "use strict";
-
-var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
-    if (k2 === undefined) k2 = k;
-    Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
-}) : (function(o, m, k, k2) {
-    if (k2 === undefined) k2 = k;
-    o[k2] = m[k];
-}));
-var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
-    Object.defineProperty(o, "default", { enumerable: true, value: v });
-}) : function(o, v) {
-    o["default"] = v;
-});
-var __importStar = (this && this.__importStar) || function (mod) {
-    if (mod && mod.__esModule) return mod;
-    var result = {};
-    if (mod != null) for (var k in mod) if (k !== "default" && Object.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
-    __setModuleDefault(result, mod);
-    return result;
-};
-Object.defineProperty(exports, "__esModule", { value: true });
-exports.getInputAsInt = exports.getInputAsArray = exports.isValidEvent = exports.logWarning = exports.getCacheState = exports.setOutputAndState = exports.setCacheHitOutput = exports.setCacheState = exports.isExactKeyMatch = exports.isGhes = void 0;
-const core = __importStar(__webpack_require__(470));
-const constants_1 = __webpack_require__(196);
-function isGhes() {
-    const ghUrl = new URL(process.env["GITHUB_SERVER_URL"] || "https://github.com");
-    return ghUrl.hostname.toUpperCase() !== "GITHUB.COM";
-}
-exports.isGhes = isGhes;
-function isExactKeyMatch(key, cacheKey) {
-    return !!(cacheKey &&
-        cacheKey.localeCompare(key, undefined, {
-            sensitivity: "accent"
-        }) === 0);
-}
-exports.isExactKeyMatch = isExactKeyMatch;
-function setCacheState(state) {
-    core.saveState(constants_1.State.CacheMatchedKey, state);
-}
-exports.setCacheState = setCacheState;
-function setCacheHitOutput(isCacheHit) {
-    core.setOutput(constants_1.Outputs.CacheHit, isCacheHit.toString());
-}
-exports.setCacheHitOutput = setCacheHitOutput;
-function setOutputAndState(key, cacheKey) {
-    setCacheHitOutput(isExactKeyMatch(key, cacheKey));
-    // Store the matched cache key if it exists
-    cacheKey && setCacheState(cacheKey);
-}
-exports.setOutputAndState = setOutputAndState;
-function getCacheState() {
-    const cacheKey = core.getState(constants_1.State.CacheMatchedKey);
-    if (cacheKey) {
-        core.debug(`Cache state/key: ${cacheKey}`);
-        return cacheKey;
-    }
-    return undefined;
-}
-exports.getCacheState = getCacheState;
-function logWarning(message) {
-    const warningPrefix = "[warning]";
-    core.info(`${warningPrefix}${message}`);
-}
-exports.logWarning = logWarning;
-// Cache token authorized for all events that are tied to a ref
-// See GitHub Context https://help.github.com/actions/automating-your-workflow-with-github-actions/contexts-and-expression-syntax-for-github-actions#github-context
-function isValidEvent() {
-    return constants_1.RefKey in process.env && Boolean(process.env[constants_1.RefKey]);
-}
-exports.isValidEvent = isValidEvent;
-function getInputAsArray(name, options) {
-    return core
-        .getInput(name, options)
-        .split("\n")
-        .map(s => s.trim())
-        .filter(x => x !== "");
-}
-exports.getInputAsArray = getInputAsArray;
-function getInputAsInt(name, options) {
-    const value = parseInt(core.getInput(name, options));
-    if (isNaN(value) || value < 0) {
-        return undefined;
-    }
-    return value;
-}
-exports.getInputAsInt = getInputAsInt;
+
+var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
+    if (k2 === undefined) k2 = k;
+    Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
+}) : (function(o, m, k, k2) {
+    if (k2 === undefined) k2 = k;
+    o[k2] = m[k];
+}));
+var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
+    Object.defineProperty(o, "default", { enumerable: true, value: v });
+}) : function(o, v) {
+    o["default"] = v;
+});
+var __importStar = (this && this.__importStar) || function (mod) {
+    if (mod && mod.__esModule) return mod;
+    var result = {};
+    if (mod != null) for (var k in mod) if (k !== "default" && Object.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
+    __setModuleDefault(result, mod);
+    return result;
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.getInputAsInt = exports.getInputAsArray = exports.isValidEvent = exports.logWarning = exports.getCacheState = exports.setOutputAndState = exports.setCacheHitOutput = exports.setCacheState = exports.isExactKeyMatch = exports.isGhes = void 0;
+const core = __importStar(__webpack_require__(470));
+const constants_1 = __webpack_require__(196);
+function isGhes() {
+    const ghUrl = new URL(process.env["GITHUB_SERVER_URL"] || "https://github.com");
+    return ghUrl.hostname.toUpperCase() !== "GITHUB.COM";
+}
+exports.isGhes = isGhes;
+function isExactKeyMatch(key, cacheKey) {
+    return !!(cacheKey &&
+        cacheKey.localeCompare(key, undefined, {
+            sensitivity: "accent"
+        }) === 0);
+}
+exports.isExactKeyMatch = isExactKeyMatch;
+function setCacheState(state) {
+    core.saveState(constants_1.State.CacheMatchedKey, state);
+}
+exports.setCacheState = setCacheState;
+function setCacheHitOutput(isCacheHit) {
+    core.setOutput(constants_1.Outputs.CacheHit, isCacheHit.toString());
+}
+exports.setCacheHitOutput = setCacheHitOutput;
+function setOutputAndState(key, cacheKey) {
+    setCacheHitOutput(isExactKeyMatch(key, cacheKey));
+    // Store the matched cache key if it exists
+    cacheKey && setCacheState(cacheKey);
+}
+exports.setOutputAndState = setOutputAndState;
+function getCacheState() {
+    const cacheKey = core.getState(constants_1.State.CacheMatchedKey);
+    if (cacheKey) {
+        core.debug(`Cache state/key: ${cacheKey}`);
+        return cacheKey;
+    }
+    return undefined;
+}
+exports.getCacheState = getCacheState;
+function logWarning(message) {
+    const warningPrefix = "[warning]";
+    core.info(`${warningPrefix}${message}`);
+}
+exports.logWarning = logWarning;
+// Cache token authorized for all events that are tied to a ref
+// See GitHub Context https://help.github.com/actions/automating-your-workflow-with-github-actions/contexts-and-expression-syntax-for-github-actions#github-context
+function isValidEvent() {
+    return constants_1.RefKey in process.env && Boolean(process.env[constants_1.RefKey]);
+}
+exports.isValidEvent = isValidEvent;
+function getInputAsArray(name, options) {
+    return core
+        .getInput(name, options)
+        .split("\n")
+        .map(s => s.trim())
+        .filter(x => x !== "");
+}
+exports.getInputAsArray = getInputAsArray;
+function getInputAsInt(name, options) {
+    const value = parseInt(core.getInput(name, options));
+    if (isNaN(value) || value < 0) {
+        return undefined;
+    }
+    return value;
+}
+exports.getInputAsInt = getInputAsInt;
 
 
 /***/ }),
@@ -47120,94 +47120,94 @@ exports.default = _default;
 /***/ (function(__unusedmodule, exports, __webpack_require__) {
 
 "use strict";
-
-var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
-    if (k2 === undefined) k2 = k;
-    Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
-}) : (function(o, m, k, k2) {
-    if (k2 === undefined) k2 = k;
-    o[k2] = m[k];
-}));
-var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
-    Object.defineProperty(o, "default", { enumerable: true, value: v });
-}) : function(o, v) {
-    o["default"] = v;
-});
-var __importStar = (this && this.__importStar) || function (mod) {
-    if (mod && mod.__esModule) return mod;
-    var result = {};
-    if (mod != null) for (var k in mod) if (k !== "default" && Object.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
-    __setModuleDefault(result, mod);
-    return result;
-};
-var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
-    function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
-    return new (P || (P = Promise))(function (resolve, reject) {
-        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
-        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
-        function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
-        step((generator = generator.apply(thisArg, _arguments || [])).next());
-    });
-};
-Object.defineProperty(exports, "__esModule", { value: true });
-const cache = __importStar(__webpack_require__(692));
-const core = __importStar(__webpack_require__(470));
-const constants_1 = __webpack_require__(196);
-const utils = __importStar(__webpack_require__(443));
-// Catch and log any unhandled exceptions.  These exceptions can leak out of the uploadChunk method in
-// @actions/toolkit when a failed upload closes the file descriptor causing any in-process reads to
-// throw an uncaught exception.  Instead of failing this action, just warn.
-process.on("uncaughtException", e => utils.logWarning(e.message));
-function run() {
-    return __awaiter(this, void 0, void 0, function* () {
-        try {
-            if (utils.isGhes()) {
-                utils.logWarning("Cache action is not supported on GHES");
-                return;
-            }
-            if (!utils.isValidEvent()) {
-                utils.logWarning(`Event Validation Error: The event type ${process.env[constants_1.Events.Key]} is not supported because it's not tied to a branch or tag ref.`);
-                return;
-            }
-            const state = utils.getCacheState();
-            // Inputs are re-evaluted before the post action, so we want the original key used for restore
-            const primaryKey = core.getState(constants_1.State.CachePrimaryKey);
-            if (!primaryKey) {
-                utils.logWarning(`Error retrieving key from state.`);
-                return;
-            }
-            if (utils.isExactKeyMatch(primaryKey, state)) {
-                core.info(`Cache hit occurred on the primary key ${primaryKey}, not saving cache.`);
-                return;
-            }
-            const cachePaths = utils.getInputAsArray(constants_1.Inputs.Path, {
-                required: true
-            });
-            try {
-                yield cache.saveCache(cachePaths, primaryKey, {
-                    uploadChunkSize: utils.getInputAsInt(constants_1.Inputs.UploadChunkSize)
-                });
-                core.info(`Cache saved with key: ${primaryKey}`);
-            }
-            catch (error) {
-                if (error.name === cache.ValidationError.name) {
-                    throw error;
-                }
-                else if (error.name === cache.ReserveCacheError.name) {
-                    core.info(error.message);
-                }
-                else {
-                    utils.logWarning(error.message);
-                }
-            }
-        }
-        catch (error) {
-            utils.logWarning(error.message);
-        }
-    });
-}
-run();
-exports.default = run;
+
+var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
+    if (k2 === undefined) k2 = k;
+    Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
+}) : (function(o, m, k, k2) {
+    if (k2 === undefined) k2 = k;
+    o[k2] = m[k];
+}));
+var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
+    Object.defineProperty(o, "default", { enumerable: true, value: v });
+}) : function(o, v) {
+    o["default"] = v;
+});
+var __importStar = (this && this.__importStar) || function (mod) {
+    if (mod && mod.__esModule) return mod;
+    var result = {};
+    if (mod != null) for (var k in mod) if (k !== "default" && Object.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
+    __setModuleDefault(result, mod);
+    return result;
+};
+var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
+    function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
+    return new (P || (P = Promise))(function (resolve, reject) {
+        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
+        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
+        function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
+        step((generator = generator.apply(thisArg, _arguments || [])).next());
+    });
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+const cache = __importStar(__webpack_require__(692));
+const core = __importStar(__webpack_require__(470));
+const constants_1 = __webpack_require__(196);
+const utils = __importStar(__webpack_require__(443));
+// Catch and log any unhandled exceptions.  These exceptions can leak out of the uploadChunk method in
+// @actions/toolkit when a failed upload closes the file descriptor causing any in-process reads to
+// throw an uncaught exception.  Instead of failing this action, just warn.
+process.on("uncaughtException", e => utils.logWarning(e.message));
+function run() {
+    return __awaiter(this, void 0, void 0, function* () {
+        try {
+            if (utils.isGhes()) {
+                utils.logWarning("Cache action is not supported on GHES. See https://github.com/actions/cache/issues/505 for more details");
+                return;
+            }
+            if (!utils.isValidEvent()) {
+                utils.logWarning(`Event Validation Error: The event type ${process.env[constants_1.Events.Key]} is not supported because it's not tied to a branch or tag ref.`);
+                return;
+            }
+            const state = utils.getCacheState();
+            // Inputs are re-evaluted before the post action, so we want the original key used for restore
+            const primaryKey = core.getState(constants_1.State.CachePrimaryKey);
+            if (!primaryKey) {
+                utils.logWarning(`Error retrieving key from state.`);
+                return;
+            }
+            if (utils.isExactKeyMatch(primaryKey, state)) {
+                core.info(`Cache hit occurred on the primary key ${primaryKey}, not saving cache.`);
+                return;
+            }
+            const cachePaths = utils.getInputAsArray(constants_1.Inputs.Path, {
+                required: true
+            });
+            try {
+                yield cache.saveCache(cachePaths, primaryKey, {
+                    uploadChunkSize: utils.getInputAsInt(constants_1.Inputs.UploadChunkSize)
+                });
+                core.info(`Cache saved with key: ${primaryKey}`);
+            }
+            catch (error) {
+                if (error.name === cache.ValidationError.name) {
+                    throw error;
+                }
+                else if (error.name === cache.ReserveCacheError.name) {
+                    core.info(error.message);
+                }
+                else {
+                    utils.logWarning(error.message);
+                }
+            }
+        }
+        catch (error) {
+            utils.logWarning(error.message);
+        }
+    });
+}
+run();
+exports.default = run;
 
 
 /***/ }),

examples.md

@@ -1,39 +1,44 @@
 # Examples
 
-- [Examples](#examples)
-  - [C# - NuGet](#c---nuget)
-  - [D - DUB](#d---dub)
-  - [Elixir - Mix](#elixir---mix)
-  - [Go - Modules](#go---modules)
-  - [Haskell - Cabal](#haskell---cabal)
-  - [Java - Gradle](#java---gradle)
-  - [Java - Maven](#java---maven)
-  - [Node - npm](#node---npm)
-    - [macOS and Ubuntu](#macos-and-ubuntu)
-    - [Windows](#windows)
-    - [Using multiple systems and `npm config`](#using-multiple-systems-and-npm-config)
-  - [Node - Lerna](#node---lerna)
-  - [Node - Yarn](#node---yarn)
-  - [Node - Yarn 2](#node---yarn-2)
-  - [OCaml/Reason - esy](#ocamlreason---esy)
-  - [PHP - Composer](#php---composer)
-  - [Python - pip](#python---pip)
-    - [Simple example](#simple-example)
-    - [Multiple OSes in a workflow](#multiple-oss-in-a-workflow)
-    - [Using pip to get cache location](#using-pip-to-get-cache-location)
-    - [Using a script to get cache location](#using-a-script-to-get-cache-location)
-  - [Python - pipenv](#python---pipenv)
-  - [R - renv](#r---renv)
-    - [Simple example](#simple-example-1)
-    - [Multiple OSes in a workflow](#multiple-oss-in-a-workflow-1)
-  - [Ruby - Bundler](#ruby---bundler)
-  - [Rust - Cargo](#rust---cargo)
-  - [Scala - SBT](#scala---sbt)
-  - [Swift, Objective-C - Carthage](#swift-objective-c---carthage)
-  - [Swift, Objective-C - CocoaPods](#swift-objective-c---cocoapods)
-  - [Swift - Swift Package Manager](#swift---swift-package-manager)
+- [C# - NuGet](#c---nuget)
+- [D - DUB](#d---dub)
+  - [POSIX](#posix)
+  - [Windows](#windows)
+- [Elixir - Mix](#elixir---mix)
+- [Go - Modules](#go---modules)
+  - [Linux](#linux)
+  - [macOS](#macos)
+  - [Windows](#windows-1)
+- [Haskell - Cabal](#haskell---cabal)
+- [Java - Gradle](#java---gradle)
+- [Java - Maven](#java---maven)
+- [Node - npm](#node---npm)
+  - [macOS and Ubuntu](#macos-and-ubuntu)
+  - [Windows](#windows-2)
+  - [Using multiple systems and `npm config`](#using-multiple-systems-and-npm-config)
+- [Node - Lerna](#node---lerna)
+- [Node - Yarn](#node---yarn)
+- [Node - Yarn 2](#node---yarn-2)
+- [OCaml/Reason - esy](#ocamlreason---esy)
+- [PHP - Composer](#php---composer)
+- [Python - pip](#python---pip)
+  - [Simple example](#simple-example)
+  - [Multiple OS's in a workflow](#multiple-oss-in-a-workflow)
+  - [Multiple OS's in a workflow with a matrix](#multiple-oss-in-a-workflow-with-a-matrix)
+  - [Using pip to get cache location](#using-pip-to-get-cache-location)
+- [Python - pipenv](#python---pipenv)
+- [R - renv](#r---renv)
+  - [Simple example](#simple-example-1)
+  - [Multiple OS's in a workflow](#multiple-oss-in-a-workflow-1)
+- [Ruby - Bundler](#ruby---bundler)
+- [Rust - Cargo](#rust---cargo)
+- [Scala - SBT](#scala---sbt)
+- [Swift, Objective-C - Carthage](#swift-objective-c---carthage)
+- [Swift, Objective-C - CocoaPods](#swift-objective-c---cocoapods)
+- [Swift - Swift Package Manager](#swift---swift-package-manager)
 
 ## C# - NuGet
+
 Using [NuGet lock files](https://docs.microsoft.com/nuget/consume-packages/package-references-in-project-files#locking-dependencies):
 
 ```yaml
@@ -47,10 +52,11 @@ Using [NuGet lock files](https://docs.microsoft.com/nuget/consume-packages/packa
 
 Depending on the environment, huge packages might be pre-installed in the global cache folder.
 With `actions/cache@v2` you can now exclude unwanted packages with [exclude pattern](https://github.com/actions/toolkit/tree/main/packages/glob#exclude-patterns)
+
 ```yaml
 - uses: actions/cache@v2
   with:
-    path: | 
+    path: |
       ~/.nuget/packages
       !~/.nuget/packages/unwanted
     key: ${{ runner.os }}-nuget-${{ hashFiles('**/packages.lock.json') }}
@@ -111,10 +117,40 @@ steps:
 
 ## Go - Modules
 
+### Linux
+
 ```yaml
 - uses: actions/cache@v2
   with:
-    path: ~/go/pkg/mod
+    path: |
+      ~/.cache/go-build
+      ~/go/pkg/mod
+    key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
+    restore-keys: |
+      ${{ runner.os }}-go-
+```
+
+### macOS
+
+```yaml
+- uses: actions/cache@v2
+  with:
+    path: |
+      ~/Library/Caches/go-build
+      ~/go/pkg/mod
+    key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
+    restore-keys: |
+      ${{ runner.os }}-go-
+```
+
+### Windows
+
+```yaml
+- uses: actions/cache@v2
+  with:
+    path: |
+      %LocalAppData%\go-build
+      ~/go/pkg/mod
     key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
     restore-keys: |
       ${{ runner.os }}-go-
@@ -241,8 +277,8 @@ The yarn cache directory will depend on your operating system and version of `ya
       ${{ runner.os }}-yarn-
 ```
 
-
 ## Node - Yarn 2
+
 The yarn 2 cache directory will depend on your config. See https://yarnpkg.com/configuration/yarnrc#cacheFolder for more info.
 
 ```yaml
@@ -260,6 +296,7 @@ The yarn 2 cache directory will depend on your config. See https://yarnpkg.com/c
 ```
 
 ## OCaml/Reason - esy
+
 Esy allows you to export built dependencies and import pre-built dependencies.
 ```yaml
     - name: Restore Cache
@@ -280,13 +317,12 @@ Esy allows you to export built dependencies and import pre-built dependencies.
     ...(Build job)...
 
     # Re-export dependencies if anything has changed or if it is the first time
-    - name: Setting dependency cache 
+    - name: Setting dependency cache
       run: |
         esy export-dependencies
       if: steps.restore-cache.outputs.cache-hit != 'true'
 ```
 
-
 ## PHP - Composer
 
 ```yaml
@@ -307,11 +343,13 @@ Esy allows you to export built dependencies and import pre-built dependencies.
 For pip, the cache directory will vary by OS. See https://pip.pypa.io/en/stable/reference/pip_install/#caching
 
 Locations:
- - Ubuntu: `~/.cache/pip`
- - Windows: `~\AppData\Local\pip\Cache`
- - macOS: `~/Library/Caches/pip`
+
+- Ubuntu: `~/.cache/pip`
+- Windows: `~\AppData\Local\pip\Cache`
+- macOS: `~/Library/Caches/pip`
 
 ### Simple example
+
 ```yaml
 - uses: actions/cache@v2
   with:
@@ -397,12 +435,17 @@ jobs:
 ## Python - pipenv
 
 ```yaml
+- name: Set up Python
+  # The actions/cache step below uses this id to get the exact python version
+  id: setup-python
+  uses: actions/setup-python@v2
+
+  ⋮
+
 - uses: actions/cache@v2
   with:
     path: ~/.local/share/virtualenvs
-    key: ${{ runner.os }}-pipenv-${{ hashFiles('Pipfile.lock') }}
-    restore-keys: |
-      ${{ runner.os }}-pipenv-
+    key: ${{ runner.os }}-python-${{ steps.setup-python.outputs.python-version }}-pipenv-${{ hashFiles('Pipfile.lock') }}
 ```
 
 ## R - renv
@@ -410,11 +453,13 @@ jobs:
 For renv, the cache directory will vary by OS. Look at https://rstudio.github.io/renv/articles/renv.html#cache
 
 Locations:
- - Ubuntu: `~/.local/share/renv`
- - macOS: `~/Library/Application Support/renv`
- - Windows: `%LOCALAPPDATA%/renv`
+
+- Ubuntu: `~/.local/share/renv`
+- macOS: `~/Library/Application Support/renv`
+- Windows: `%LOCALAPPDATA%/renv`
 
 ### Simple example
+
 ```yaml
 - uses: actions/cache@v2
   with:
@@ -490,7 +535,7 @@ whenever possible:
 - name: Cache SBT
   uses: actions/cache@v2
   with:
-    path: | 
+    path: |
       ~/.ivy2/cache
       ~/.sbt
     key: ${{ runner.os }}-sbt-${{ hashFiles('**/build.sbt') }}

package-lock.json

@@ -6473,9 +6473,9 @@
       }
     },
     "ws": {
-      "version": "5.2.2",
-      "resolved": "https://registry.npmjs.org/ws/-/ws-5.2.2.tgz",
-      "integrity": "sha512-jaHFD6PFv6UgoIVda6qZllptQsMlDEJkTQcybzzXDYM1XO9Y8em691FGMPmM46WGyLU4z9KMgQN+qrux/nhlHA==",
+      "version": "5.2.3",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-5.2.3.tgz",
+      "integrity": "sha512-jZArVERrMsKUatIdnLzqvcfydI85dvd/Fp1u/VOpfdDWQ4c9qWXe+VIeAbQ5FrDwciAkr+lzofXLz3Kuf26AOA==",
       "dev": true,
       "requires": {
         "async-limiter": "~1.0.0"

src/restore.ts

@@ -7,7 +7,9 @@ import * as utils from "./utils/actionUtils";
 async function run(): Promise<void> {
     try {
         if (utils.isGhes()) {
-            utils.logWarning("Cache action is not supported on GHES");
+            utils.logWarning(
+                "Cache action is not supported on GHES. See https://github.com/actions/cache/issues/505 for more details"
+            );
             utils.setCacheHitOutput(false);
             return;
         }

src/save.ts

@@ -12,7 +12,9 @@ process.on("uncaughtException", e => utils.logWarning(e.message));
 async function run(): Promise<void> {
     try {
         if (utils.isGhes()) {
-            utils.logWarning("Cache action is not supported on GHES");
+            utils.logWarning(
+                "Cache action is not supported on GHES. See https://github.com/actions/cache/issues/505 for more details"
+            );
             return;
         }