feat: add new expo action cli install concept

Author: byCedric

action.yml

@@ -1,10 +1,21 @@
 ---
 name: Expo GitHub Action
 author: Cedric van Putten <me@bycedric.com>
-description: Use Expo CLI in your GitHub Actions workflow.
+description: Expo CLI in your GitHub Actions workflow.
 branding:
   icon: terminal
   color: gray-dark
 runs:
-  using: docker
-  image: Dockerfile
+  using: node12
+  main: build/index.js
+input:
+  expo-version:
+    description: The Expo CLI version to install. (use any semver/dist-tag available)
+    default: latest
+  expo-username:
+    description: Your Expo username, for authentication.
+  expo-password:
+    description: Your Expo password, for authentication. (use with secrets)
+  expo-packager:
+    description: The package manager used to install the Expo CLI. (can be yarn or npm)
+    default: npm

build/expo.js

@@ -0,0 +1,36 @@
+"use strict";
+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());
+    });
+};
+var __importStar = (this && this.__importStar) || function (mod) {
+    if (mod && mod.__esModule) return mod;
+    var result = {};
+    if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) result[k] = mod[k];
+    result["default"] = mod;
+    return result;
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+const core = __importStar(require("@actions/core"));
+const cli = __importStar(require("@actions/exec"));
+/**
+ * Authenticate at Expo using `expo login`.
+ * This step is required for publishing and building new apps.
+ * It uses the `EXPO_CLI_PASSWORD` environment variable for improved security.
+ */
+function authenticate(username, password) {
+    return __awaiter(this, void 0, void 0, function* () {
+        if (!username || !password) {
+            return core.debug('Skipping authentication, `expo-username` and/or `expo-password` not set...');
+        }
+        yield cli.exec('expo', ['login', `--username=${username}`], {
+            env: Object.assign(Object.assign({}, process.env), { EXPO_CLI_PASSWORD: password }),
+        });
+    });
+}
+exports.authenticate = authenticate;

build/index.js

@@ -0,0 +1,29 @@
+"use strict";
+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());
+    });
+};
+var __importStar = (this && this.__importStar) || function (mod) {
+    if (mod && mod.__esModule) return mod;
+    var result = {};
+    if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) result[k] = mod[k];
+    result["default"] = mod;
+    return result;
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+const core = __importStar(require("@actions/core"));
+const expo_1 = require("./expo");
+const install_1 = require("./install");
+function run() {
+    return __awaiter(this, void 0, void 0, function* () {
+        const path = yield install_1.install(core.getInput('expo-version') || 'latest', core.getInput('expo-packager') || 'npm');
+        core.addPath(path);
+        yield expo_1.authenticate(core.getInput('expo-username'), core.getInput('expo-password'));
+    });
+}
+run();

build/install.js

@@ -0,0 +1,89 @@
+"use strict";
+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());
+    });
+};
+var __importStar = (this && this.__importStar) || function (mod) {
+    if (mod && mod.__esModule) return mod;
+    var result = {};
+    if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) result[k] = mod[k];
+    result["default"] = mod;
+    return result;
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+const cli = __importStar(require("@actions/exec"));
+const io = __importStar(require("@actions/io"));
+const cache = __importStar(require("@actions/tool-cache"));
+const path = __importStar(require("path"));
+const registry = require('libnpm');
+/**
+ * Resolve the provided semver to exact version of `expo-cli`.
+ * This uses the npm registry and accepts latest, dist-tags or version ranges.
+ * It's used to determine the cached version of `expo-cli`.
+ */
+function resolve(version) {
+    return __awaiter(this, void 0, void 0, function* () {
+        return (yield registry.manifest(`expo-cli@${version}`)).version;
+    });
+}
+exports.resolve = resolve;
+/**
+ * Install `expo-cli`, by version, using the packager.
+ * Here you can provide any semver range or dist tag used in the registry.
+ * It returns the path where Expo is installed.
+ */
+function install(version, packager) {
+    return __awaiter(this, void 0, void 0, function* () {
+        const exact = yield resolve(version);
+        let root = yield fromCache(exact);
+        if (!root) {
+            root = yield fromPackager(exact, packager);
+            yield toCache(exact, root);
+        }
+        return path.join(root, 'node_modules', '.bin');
+    });
+}
+exports.install = install;
+/**
+ * Install `expo-cli`, by version, using npm or yarn.
+ * It creates a temporary directory to store all required files.
+ */
+function fromPackager(version, packager) {
+    return __awaiter(this, void 0, void 0, function* () {
+        const root = process.env['RUNNER_TEMP'] || '';
+        const tool = yield io.which(packager);
+        yield io.mkdirP(root);
+        yield cli.exec(tool, ['add', `expo-cli@${version}`], { cwd: root });
+        return root;
+    });
+}
+exports.fromPackager = fromPackager;
+/**
+ * Get the path to the `expo-cli` from cache, if any.
+ * Note, this cache is **NOT** shared between jobs.
+ *
+ * @see https://github.com/actions/toolkit/issues/47
+ */
+function fromCache(version) {
+    return __awaiter(this, void 0, void 0, function* () {
+        return cache.find('expo-cli', version);
+    });
+}
+exports.fromCache = fromCache;
+/**
+ * Store the root of `expo-cli` in the cache, for future reuse.
+ * Note, this cache is **NOT** shared between jobs.
+ *
+ * @see https://github.com/actions/toolkit/issues/47
+ */
+function toCache(version, root) {
+    return __awaiter(this, void 0, void 0, function* () {
+        return cache.cacheDir(root, 'expo-cli', version);
+    });
+}
+exports.toCache = toCache;