Merge pull request #301 from peter-evans/update-distribution

Update distribution

.eslintignore

@@ -0,0 +1,3 @@
+dist/
+lib/
+node_modules/

.eslintrc.json

@@ -1,17 +1,19 @@
 {
-    "env": {
-        "commonjs": true,
-        "es6": true,
-        "node": true
-    },
-    "extends": "eslint:recommended",
-    "globals": {
-        "Atomics": "readonly",
-        "SharedArrayBuffer": "readonly"
-    },
-    "parserOptions": {
-        "ecmaVersion": 2018
-    },
-    "rules": {
-    }
-}
+  "env": { "node": true, "jest": true },
+  "parser": "@typescript-eslint/parser",
+  "parserOptions": { "ecmaVersion": 9, "sourceType": "module" },
+  "extends": [
+    "eslint:recommended",
+    "plugin:@typescript-eslint/eslint-recommended",
+    "plugin:@typescript-eslint/recommended",
+    "plugin:import/errors",
+    "plugin:import/warnings",
+    "plugin:import/typescript",
+    "plugin:prettier/recommended",
+    "prettier/@typescript-eslint"
+  ],
+  "plugins": ["@typescript-eslint"],
+  "rules": {
+    "@typescript-eslint/camelcase": "off"
+  }
+}

.github/CODEOWNERS

@@ -1 +0,0 @@
-* @peter-evans

.github/workflows/ci.yml

@@ -23,6 +23,9 @@ jobs:
           python-version: '3.x'
       - run: npm ci
       - run: npm run clean
+      - run: npm run build
+      - run: npm run format-check
+      - run: npm run lint
       - run: npm run test
       - run: npm run package
       - uses: actions/upload-artifact@v2
@@ -31,18 +34,16 @@ jobs:
           path: dist
 
   test:
+    if: github.event_name == 'push' || github.event.pull_request.head.repo.full_name == github.repository
     needs: [build]
     runs-on: ubuntu-latest
     strategy:
       matrix:
         target: [built, committed]
     steps:
-      - if: github.event_name == 'push'
-        uses: actions/checkout@v2
-      - if: github.event_name == 'pull_request'
-        uses: actions/checkout@v2
+      - uses: actions/checkout@v2
         with:
-          ref: ${{ github.head_ref }}
+          ref: master
       - if: matrix.target == 'built' || github.event_name == 'pull_request'
         uses: actions/download-artifact@v2
         with:
@@ -105,6 +106,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
+      - run: rm -rf dist
       - uses: actions/download-artifact@v2
         with:
           name: dist

.github/workflows/dockerhub-description.yml

@@ -1,19 +0,0 @@
-name: Update Docker Hub Description
-on:
-  push:
-    branches:
-      - master
-    paths:
-      - README.md
-      - .github/workflows/dockerhub-description.yml
-jobs:
-  dockerHubDescription:
-    runs-on: ubuntu-latest
-    steps:
-    - uses: actions/checkout@v1
-    - name: Docker Hub Description
-      uses: peter-evans/dockerhub-description@v2.1.0
-      env:
-        DOCKERHUB_USERNAME: ${{ secrets.DOCKERHUB_USERNAME }}
-        DOCKERHUB_PASSWORD: ${{ secrets.DOCKERHUB_PASSWORD }}
-        DOCKERHUB_REPOSITORY: peterevans/create-pull-request

.gitignore

@@ -1,6 +1,7 @@
 __pycache__
 .python-version
 
-node_modules
+lib/
+node_modules/
 
 .DS_Store

.prettierignore

@@ -0,0 +1,3 @@
+dist/
+lib/
+node_modules/

.prettierrc.json

@@ -0,0 +1,11 @@
+{
+  "printWidth": 80,
+  "tabWidth": 2,
+  "useTabs": false,
+  "semi": false,
+  "singleQuote": true,
+  "trailingComma": "none",
+  "bracketSpacing": false,
+  "arrowParens": "avoid",
+  "parser": "typescript"
+}

README.md

@@ -206,7 +206,7 @@ jobs:
           echo "Pull Request Number - ${{ steps.cpr.outputs.pull-request-number }}"
 ```
 
-This reference configuration will create pull requests that look like this:
+An example based on the above reference configuration creates pull requests that look like this:
 
 ![Pull Request Example](docs/assets/pull-request-example.png)
 

__test__/git.test.ts

@@ -0,0 +1,162 @@
+import * as path from 'path'
+import {
+  ConfigOption,
+  getRepoPath,
+  execGit,
+  addConfigOption,
+  unsetConfigOption,
+  configOptionExists,
+  getConfigOption,
+  getAndUnsetConfigOption
+} from '../lib/git'
+
+const originalGitHubWorkspace = process.env['GITHUB_WORKSPACE']
+
+describe('git tests', () => {
+  beforeAll(() => {
+    // GitHub workspace
+    process.env['GITHUB_WORKSPACE'] = __dirname
+  })
+
+  afterAll(() => {
+    // Restore GitHub workspace
+    delete process.env['GITHUB_WORKSPACE']
+    if (originalGitHubWorkspace) {
+      process.env['GITHUB_WORKSPACE'] = originalGitHubWorkspace
+    }
+  })
+
+  test('getRepoPath', async () => {
+    expect(getRepoPath()).toEqual(process.env['GITHUB_WORKSPACE'])
+    expect(getRepoPath('foo')).toEqual(
+      path.resolve(process.env['GITHUB_WORKSPACE'] || '', 'foo')
+    )
+  })
+
+  test('execGit', async () => {
+    const repoPath = getRepoPath()
+    const result = await execGit(
+      repoPath,
+      ['config', '--local', '--name-only', '--get-regexp', 'remote.origin.url'],
+      true
+    )
+    expect(result.exitCode).toEqual(0)
+    expect(result.stdout.trim()).toEqual('remote.origin.url')
+  })
+
+  it('adds and unsets a config option', async () => {
+    const repoPath = getRepoPath()
+    const add = await addConfigOption(
+      repoPath,
+      'test.add.and.unset.config.option',
+      'foo'
+    )
+    expect(add).toBeTruthy()
+    const unset = await unsetConfigOption(
+      repoPath,
+      'test.add.and.unset.config.option'
+    )
+    expect(unset).toBeTruthy()
+  })
+
+  it('adds and unsets a config option with value regex', async () => {
+    const repoPath = getRepoPath()
+    const add = await addConfigOption(
+      repoPath,
+      'test.add.and.unset.config.option',
+      'foo bar'
+    )
+    expect(add).toBeTruthy()
+    const unset = await unsetConfigOption(
+      repoPath,
+      'test.add.and.unset.config.option',
+      '^foo'
+    )
+    expect(unset).toBeTruthy()
+  })
+
+  test('configOptionExists returns true', async () => {
+    const repoPath = getRepoPath()
+    const result = await configOptionExists(repoPath, 'remote.origin.url')
+    expect(result).toBeTruthy()
+  })
+
+  test('configOptionExists returns false', async () => {
+    const repoPath = getRepoPath()
+    const result = await configOptionExists(repoPath, 'this.key.does.not.exist')
+    expect(result).toBeFalsy()
+  })
+
+  it('successfully retrieves a config option', async () => {
+    const repoPath = getRepoPath()
+    const add = await addConfigOption(repoPath, 'test.get.config.option', 'foo')
+    expect(add).toBeTruthy()
+    const option = await getConfigOption(repoPath, 'test.get.config.option')
+    expect(option.value).toEqual('foo')
+    const unset = await unsetConfigOption(repoPath, 'test.get.config.option')
+    expect(unset).toBeTruthy()
+  })
+
+  it('gets a config option with value regex', async () => {
+    const repoPath = getRepoPath()
+    const add = await addConfigOption(
+      repoPath,
+      'test.get.config.option',
+      'foo bar'
+    )
+    expect(add).toBeTruthy()
+    const option = await getConfigOption(
+      repoPath,
+      'test.get.config.option',
+      '^foo'
+    )
+    expect(option.value).toEqual('foo bar')
+    const unset = await unsetConfigOption(
+      repoPath,
+      'test.get.config.option',
+      '^foo'
+    )
+    expect(unset).toBeTruthy()
+  })
+
+  it('gets and unsets a config option', async () => {
+    const repoPath = getRepoPath()
+    const add = await addConfigOption(
+      repoPath,
+      'test.get.and.unset.config.option',
+      'foo'
+    )
+    expect(add).toBeTruthy()
+    const getAndUnset = await getAndUnsetConfigOption(
+      repoPath,
+      'test.get.and.unset.config.option'
+    )
+    expect(getAndUnset.value).toEqual('foo')
+  })
+
+  it('gets and unsets a config option with value regex', async () => {
+    const repoPath = getRepoPath()
+    const add = await addConfigOption(
+      repoPath,
+      'test.get.and.unset.config.option',
+      'foo bar'
+    )
+    expect(add).toBeTruthy()
+    const getAndUnset = await getAndUnsetConfigOption(
+      repoPath,
+      'test.get.and.unset.config.option',
+      '^foo'
+    )
+    expect(getAndUnset.value).toEqual('foo bar')
+  })
+
+  it('fails to get and unset a config option', async () => {
+    const repoPath = getRepoPath()
+    const getAndUnset = await getAndUnsetConfigOption(
+      repoPath,
+      'this.key.does.not.exist'
+    )
+    expect(getAndUnset.name).toEqual('')
+    expect(getAndUnset.value).toEqual('')
+  })
+})

action.yml

@@ -30,6 +30,8 @@ inputs:
     description: 'Deprecated. See README for details.'
   project-column:
     description: 'Deprecated. See README for details.'
+  draft:
+    description: 'Create a draft pull request'
   branch:
     description: 'The pull request branch name.'
   request-to-parent:

dist/index.js

@@ -34,7 +34,7 @@ module.exports =
 /******/ 	// the startup function
 /******/ 	function startup() {
 /******/ 		// Load entry module and return exports
-/******/ 		return __webpack_require__(676);
+/******/ 		return __webpack_require__(198);
 /******/ 	};
 /******/
 /******/ 	// run startup
@@ -952,6 +952,58 @@ class ExecState extends events.EventEmitter {
 
 module.exports = require("tls");
 
+/***/ }),
+
+/***/ 57:
+/***/ (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 (Object.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
+    __setModuleDefault(result, mod);
+    return result;
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.isDocker = void 0;
+const fs = __importStar(__webpack_require__(747));
+function hasDockerEnv() {
+    try {
+        fs.statSync('/.dockerenv');
+        return true;
+    }
+    catch (_) {
+        return false;
+    }
+}
+function hasDockerCGroup() {
+    try {
+        return fs.readFileSync('/proc/self/cgroup', 'utf8').includes('docker');
+    }
+    catch (_) {
+        return false;
+    }
+}
+function isDocker() {
+    return hasDockerEnv() || hasDockerCGroup();
+}
+exports.isDocker = isDocker;
+
+
 /***/ }),
 
 /***/ 87:
@@ -959,65 +1011,6 @@ module.exports = require("tls");
 
 module.exports = require("os");
 
-/***/ }),
-
-/***/ 104:
-/***/ (function(module, __unusedexports, __webpack_require__) {
-
-const core = __webpack_require__(470);
-const tc = __webpack_require__(533);
-const path = __webpack_require__(622);
-const semver = __webpack_require__(280);
-
-/**
- * Setup for Python from the GitHub Actions tool cache
- * Converted from https://github.com/actions/setup-python
- *
- * @param {string} versionSpec version of Python
- * @param {string} arch architecture (x64|x32)
- */
-let setupPython = function(versionSpec, arch) {
-  return new Promise((resolve, reject) => {
-    const IS_WINDOWS = process.platform === "win32";
-
-    // Find the version of Python we want in the tool cache
-    const installDir = tc.find("Python", versionSpec, arch);
-    core.debug(`installDir: ${installDir}`);
-
-    // Set paths
-    core.exportVariable("pythonLocation", installDir);
-    core.addPath(installDir);
-    if (IS_WINDOWS) {
-      core.addPath(path.join(installDir, "Scripts"));
-    } else {
-      core.addPath(path.join(installDir, "bin"));
-    }
-
-    if (IS_WINDOWS) {
-      // Add --user directory
-      // `installDir` from tool cache should look like $AGENT_TOOLSDIRECTORY/Python/<semantic version>/x64/
-      // So if `findLocalTool` succeeded above, we must have a conformant `installDir`
-      const version = path.basename(path.dirname(installDir));
-      const major = semver.major(version);
-      const minor = semver.minor(version);
-
-      const userScriptsDir = path.join(
-        process.env["APPDATA"] || "",
-        "Python",
-        `Python${major}${minor}`,
-        "Scripts"
-      );
-      core.addPath(userScriptsDir);
-    }
-    // On Linux and macOS, pip will create the --user directory and add it to PATH as needed.
-
-    resolve();
-  });
-};
-
-module.exports = setupPython;
-
-
 /***/ }),
 
 /***/ 129:
@@ -1314,39 +1307,165 @@ exports.debug = debug; // for test
 
 /***/ }),
 
-/***/ 160:
-/***/ (function(module, __unusedexports, __webpack_require__) {
+/***/ 198:
+/***/ (function(__unusedmodule, exports, __webpack_require__) {
 
 "use strict";
 
-const fs = __webpack_require__(747);
-
-let isDocker;
-
-function hasDockerEnv() {
-	try {
-		fs.statSync('/.dockerenv');
-		return true;
-	} catch (_) {
-		return false;
-	}
-}
-
-function hasDockerCGroup() {
-	try {
-		return fs.readFileSync('/proc/self/cgroup', 'utf8').includes('docker');
-	} catch (_) {
-		return false;
-	}
-}
-
-module.exports = () => {
-	if (isDocker === undefined) {
-		isDocker = hasDockerEnv() || hasDockerCGroup();
-	}
-
-	return isDocker;
+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 (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 core = __importStar(__webpack_require__(470));
+const exec = __importStar(__webpack_require__(986));
+const isDocker_1 = __webpack_require__(57);
+const setupPython_1 = __webpack_require__(953);
+const git_1 = __webpack_require__(453);
+const util_1 = __webpack_require__(669);
+const EXTRAHEADER_OPTION = 'http.https://github.com/.extraheader';
+const EXTRAHEADER_VALUE_REGEX = '^AUTHORIZATION:';
+function run() {
+    return __awaiter(this, void 0, void 0, function* () {
+        let repoPath;
+        let extraHeaderOption = new git_1.ConfigOption();
+        try {
+            // Python assets
+            const cpr = `${__dirname}/cpr`;
+            core.debug(`cpr: ${cpr}`);
+            // Determine how to access python and pip
+            const { pip, python } = (function () {
+                if (isDocker_1.isDocker()) {
+                    core.info('Running inside a Docker container');
+                    // Python 3 assumed to be installed and on the PATH
+                    return {
+                        pip: 'pip3',
+                        python: 'python3'
+                    };
+                }
+                else {
+                    // Setup Python from the tool cache
+                    setupPython_1.setupPython('3.x', 'x64');
+                    return {
+                        pip: 'pip',
+                        python: 'python'
+                    };
+                }
+            })();
+            // Install requirements
+            yield exec.exec(pip, [
+                'install',
+                '--requirement',
+                `${cpr}/requirements.txt`,
+                '--no-index',
+                `--find-links=${__dirname}/vendor`
+            ]);
+            // Fetch action inputs
+            const inputs = {
+                token: core.getInput('token'),
+                path: core.getInput('path'),
+                commitMessage: core.getInput('commit-message'),
+                committer: core.getInput('committer'),
+                author: core.getInput('author'),
+                title: core.getInput('title'),
+                body: core.getInput('body'),
+                labels: core.getInput('labels'),
+                assignees: core.getInput('assignees'),
+                reviewers: core.getInput('reviewers'),
+                teamReviewers: core.getInput('team-reviewers'),
+                milestone: core.getInput('milestone'),
+                project: core.getInput('project'),
+                projectColumn: core.getInput('project-column'),
+                draft: core.getInput('draft'),
+                branch: core.getInput('branch'),
+                requestToParent: core.getInput('request-to-parent'),
+                base: core.getInput('base'),
+                branchSuffix: core.getInput('branch-suffix')
+            };
+            core.debug(`Inputs: ${util_1.inspect(inputs)}`);
+            // Set environment variables from inputs.
+            if (inputs.token)
+                process.env.GITHUB_TOKEN = inputs.token;
+            if (inputs.path)
+                process.env.CPR_PATH = inputs.path;
+            if (inputs.commitMessage)
+                process.env.CPR_COMMIT_MESSAGE = inputs.commitMessage;
+            if (inputs.committer)
+                process.env.CPR_COMMITTER = inputs.committer;
+            if (inputs.author)
+                process.env.CPR_AUTHOR = inputs.author;
+            if (inputs.title)
+                process.env.CPR_TITLE = inputs.title;
+            if (inputs.body)
+                process.env.CPR_BODY = inputs.body;
+            if (inputs.labels)
+                process.env.CPR_LABELS = inputs.labels;
+            if (inputs.assignees)
+                process.env.CPR_ASSIGNEES = inputs.assignees;
+            if (inputs.reviewers)
+                process.env.CPR_REVIEWERS = inputs.reviewers;
+            if (inputs.teamReviewers)
+                process.env.CPR_TEAM_REVIEWERS = inputs.teamReviewers;
+            if (inputs.milestone)
+                process.env.CPR_MILESTONE = inputs.milestone;
+            if (inputs.project)
+                process.env.CPR_PROJECT_NAME = inputs.project;
+            if (inputs.projectColumn)
+                process.env.CPR_PROJECT_COLUMN_NAME = inputs.projectColumn;
+            if (inputs.draft)
+                process.env.CPR_DRAFT = inputs.draft;
+            if (inputs.branch)
+                process.env.CPR_BRANCH = inputs.branch;
+            if (inputs.requestToParent)
+                process.env.CPR_REQUEST_TO_PARENT = inputs.requestToParent;
+            if (inputs.base)
+                process.env.CPR_BASE = inputs.base;
+            if (inputs.branchSuffix)
+                process.env.CPR_BRANCH_SUFFIX = inputs.branchSuffix;
+            // Get the repository path
+            repoPath = git_1.getRepoPath(inputs.path);
+            // Get the extraheader config option if it exists
+            extraHeaderOption = yield git_1.getAndUnsetConfigOption(repoPath, EXTRAHEADER_OPTION, EXTRAHEADER_VALUE_REGEX);
+            // Execute create pull request
+            yield exec.exec(python, [`${cpr}/create_pull_request.py`]);
+        }
+        catch (error) {
+            core.setFailed(error.message);
+        }
+        finally {
+            // Restore the extraheader config option
+            if (extraHeaderOption.value != '') {
+                if (yield git_1.addConfigOption(repoPath, EXTRAHEADER_OPTION, extraHeaderOption.value))
+                    core.debug(`Restored config option '${EXTRAHEADER_OPTION}'`);
+            }
+        }
+    });
+}
+run();
 
 
 /***/ }),
@@ -3080,6 +3199,138 @@ function escapeProperty(s) {
 }
 //# sourceMappingURL=command.js.map
 
+/***/ }),
+
+/***/ 453:
+/***/ (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 (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 });
+exports.getAndUnsetConfigOption = exports.getConfigOption = exports.configOptionExists = exports.unsetConfigOption = exports.addConfigOption = exports.execGit = exports.getRepoPath = exports.ConfigOption = void 0;
+const core = __importStar(__webpack_require__(470));
+const exec = __importStar(__webpack_require__(986));
+const path = __importStar(__webpack_require__(622));
+class GitOutput {
+    constructor() {
+        this.stdout = '';
+        this.exitCode = 0;
+    }
+}
+class ConfigOption {
+    constructor() {
+        this.name = '';
+        this.value = '';
+    }
+}
+exports.ConfigOption = ConfigOption;
+function getRepoPath(relativePath) {
+    let githubWorkspacePath = process.env['GITHUB_WORKSPACE'];
+    if (!githubWorkspacePath) {
+        throw new Error('GITHUB_WORKSPACE not defined');
+    }
+    githubWorkspacePath = path.resolve(githubWorkspacePath);
+    core.debug(`githubWorkspacePath: ${githubWorkspacePath}`);
+    let repoPath = githubWorkspacePath;
+    if (relativePath)
+        repoPath = path.resolve(repoPath, relativePath);
+    core.debug(`repoPath: ${repoPath}`);
+    return repoPath;
+}
+exports.getRepoPath = getRepoPath;
+function execGit(repoPath, args, ignoreReturnCode = false) {
+    return __awaiter(this, void 0, void 0, function* () {
+        const result = new GitOutput();
+        const stdout = [];
+        const options = {
+            cwd: repoPath,
+            ignoreReturnCode: ignoreReturnCode,
+            listeners: {
+                stdout: (data) => {
+                    stdout.push(data.toString());
+                }
+            }
+        };
+        result.exitCode = yield exec.exec('git', args, options);
+        result.stdout = stdout.join('');
+        return result;
+    });
+}
+exports.execGit = execGit;
+function addConfigOption(repoPath, name, value) {
+    return __awaiter(this, void 0, void 0, function* () {
+        const result = yield execGit(repoPath, ['config', '--local', '--add', name, value], true);
+        return result.exitCode === 0;
+    });
+}
+exports.addConfigOption = addConfigOption;
+function unsetConfigOption(repoPath, name, valueRegex = '.') {
+    return __awaiter(this, void 0, void 0, function* () {
+        const result = yield execGit(repoPath, ['config', '--local', '--unset', name, valueRegex], true);
+        return result.exitCode === 0;
+    });
+}
+exports.unsetConfigOption = unsetConfigOption;
+function configOptionExists(repoPath, name, valueRegex = '.') {
+    return __awaiter(this, void 0, void 0, function* () {
+        const result = yield execGit(repoPath, ['config', '--local', '--name-only', '--get-regexp', name, valueRegex], true);
+        return result.exitCode === 0;
+    });
+}
+exports.configOptionExists = configOptionExists;
+function getConfigOption(repoPath, name, valueRegex = '.') {
+    return __awaiter(this, void 0, void 0, function* () {
+        const option = new ConfigOption();
+        const result = yield execGit(repoPath, ['config', '--local', '--get-regexp', name, valueRegex], true);
+        option.name = name;
+        option.value = result.stdout.trim().split(`${name} `)[1];
+        return option;
+    });
+}
+exports.getConfigOption = getConfigOption;
+function getAndUnsetConfigOption(repoPath, name, valueRegex = '.') {
+    return __awaiter(this, void 0, void 0, function* () {
+        if (yield configOptionExists(repoPath, name, valueRegex)) {
+            const option = yield getConfigOption(repoPath, name, valueRegex);
+            if (yield unsetConfigOption(repoPath, name, valueRegex)) {
+                core.debug(`Unset config option '${name}'`);
+                return option;
+            }
+        }
+        return new ConfigOption();
+    });
+}
+exports.getAndUnsetConfigOption = getAndUnsetConfigOption;
+
+
 /***/ }),
 
 /***/ 470:
@@ -4592,239 +4843,6 @@ function isUnixExecutable(stats) {
 }
 //# sourceMappingURL=io-util.js.map
 
-/***/ }),
-
-/***/ 676:
-/***/ (function(__unusedmodule, __unusedexports, __webpack_require__) {
-
-const { inspect } = __webpack_require__(669);
-const isDocker = __webpack_require__(160);
-const core = __webpack_require__(470);
-const exec = __webpack_require__(986);
-const setupPython = __webpack_require__(104);
-const {
-  getRepoPath,
-  getAndUnsetConfigOption,
-  addConfigOption
-} = __webpack_require__(718);
-
-const EXTRAHEADER_OPTION = "http.https://github.com/.extraheader";
-const EXTRAHEADER_VALUE_REGEX = "^AUTHORIZATION:";
-
-async function run() {
-  try {
-    // Allows ncc to find assets to be included in the distribution
-    const cpr = __webpack_require__.ab + "cpr";
-    core.debug(`cpr: ${cpr}`);
-
-    // Determine how to access python and pip
-    const { pip, python } = (function() {
-      if (isDocker()) {
-        core.info("Running inside a Docker container");
-        // Python 3 assumed to be installed and on the PATH
-        return {
-          pip: "pip3",
-          python: "python3"
-        };
-      } else {
-        // Setup Python from the tool cache
-        setupPython("3.x", "x64");
-        return {
-          pip: "pip",
-          python: "python"
-        };
-      }
-    })();
-
-    // Install requirements
-    await exec.exec(pip, [
-      "install",
-      "--requirement",
-      `${cpr}/requirements.txt`,
-      "--no-index",
-      `--find-links=${__dirname}/vendor`
-    ]);
-
-    // Fetch action inputs
-    const inputs = {
-      token: core.getInput("token"),
-      path: core.getInput("path"),
-      commitMessage: core.getInput("commit-message"),
-      committer: core.getInput("committer"),
-      author: core.getInput("author"),
-      title: core.getInput("title"),
-      body: core.getInput("body"),
-      labels: core.getInput("labels"),
-      assignees: core.getInput("assignees"),
-      reviewers: core.getInput("reviewers"),
-      teamReviewers: core.getInput("team-reviewers"),
-      milestone: core.getInput("milestone"),
-      project: core.getInput("project"),
-      projectColumn: core.getInput("project-column"),
-      draft: core.getInput("draft"),
-      branch: core.getInput("branch"),
-      requestToParent: core.getInput("request-to-parent"),
-      base: core.getInput("base"),
-      branchSuffix: core.getInput("branch-suffix")
-    };
-    core.debug(`Inputs: ${inspect(inputs)}`);
-
-    // Set environment variables from inputs.
-    if (inputs.token) process.env.GITHUB_TOKEN = inputs.token;
-    if (inputs.path) process.env.CPR_PATH = inputs.path;
-    if (inputs.commitMessage) process.env.CPR_COMMIT_MESSAGE = inputs.commitMessage;
-    if (inputs.committer) process.env.CPR_COMMITTER = inputs.committer;
-    if (inputs.author) process.env.CPR_AUTHOR = inputs.author;
-    if (inputs.title) process.env.CPR_TITLE = inputs.title;
-    if (inputs.body) process.env.CPR_BODY = inputs.body;
-    if (inputs.labels) process.env.CPR_LABELS = inputs.labels;
-    if (inputs.assignees) process.env.CPR_ASSIGNEES = inputs.assignees;
-    if (inputs.reviewers) process.env.CPR_REVIEWERS = inputs.reviewers;
-    if (inputs.teamReviewers) process.env.CPR_TEAM_REVIEWERS = inputs.teamReviewers;
-    if (inputs.milestone) process.env.CPR_MILESTONE = inputs.milestone;
-    if (inputs.project) process.env.CPR_PROJECT_NAME = inputs.project;
-    if (inputs.projectColumn) process.env.CPR_PROJECT_COLUMN_NAME = inputs.projectColumn;
-    if (inputs.draft) process.env.CPR_DRAFT = inputs.draft;
-    if (inputs.branch) process.env.CPR_BRANCH = inputs.branch;
-    if (inputs.requestToParent) process.env.CPR_REQUEST_TO_PARENT = inputs.requestToParent;
-    if (inputs.base) process.env.CPR_BASE = inputs.base;
-    if (inputs.branchSuffix) process.env.CPR_BRANCH_SUFFIX = inputs.branchSuffix;
-
-    // Get the repository path
-    var repoPath = getRepoPath(inputs.path);
-    // Get the extraheader config option if it exists
-    var extraHeaderOption = await getAndUnsetConfigOption(
-      repoPath,
-      EXTRAHEADER_OPTION,
-      EXTRAHEADER_VALUE_REGEX
-    );
-
-    // Execute create pull request
-    await exec.exec(python, [`${cpr}/create_pull_request.py`]);
-  } catch (error) {
-    core.setFailed(error.message);
-  } finally {
-    // Restore the extraheader config option
-    if (extraHeaderOption) {
-      if (
-        await addConfigOption(
-          repoPath,
-          EXTRAHEADER_OPTION,
-          extraHeaderOption.value
-        )
-      )
-        core.debug(`Restored config option '${EXTRAHEADER_OPTION}'`);
-    }
-  }
-}
-
-run();
-
-
-/***/ }),
-
-/***/ 718:
-/***/ (function(module, __unusedexports, __webpack_require__) {
-
-const core = __webpack_require__(470);
-const exec = __webpack_require__(986);
-const path = __webpack_require__(622);
-
-function getRepoPath(relativePath) {
-  let githubWorkspacePath = process.env["GITHUB_WORKSPACE"];
-  if (!githubWorkspacePath) {
-    throw new Error("GITHUB_WORKSPACE not defined");
-  }
-  githubWorkspacePath = path.resolve(githubWorkspacePath);
-  core.debug(`githubWorkspacePath: ${githubWorkspacePath}`);
-
-  repoPath = githubWorkspacePath;
-  if (relativePath) repoPath = path.resolve(repoPath, relativePath);
-
-  core.debug(`repoPath: ${repoPath}`);
-  return repoPath;
-}
-
-async function execGit(repoPath, args, ignoreReturnCode = false) {
-  const stdout = [];
-  const options = {
-    cwd: repoPath,
-    ignoreReturnCode: ignoreReturnCode,
-    listeners: {
-      stdout: data => {
-        stdout.push(data.toString());
-      }
-    }
-  };
-
-  var result = {};
-  result.exitCode = await exec.exec("git", args, options);
-  result.stdout = stdout.join("");
-  return result;
-}
-
-async function addConfigOption(repoPath, name, value) {
-  const result = await execGit(
-    repoPath,
-    ["config", "--local", "--add", name, value],
-    true
-  );
-  return result.exitCode === 0;
-}
-
-async function unsetConfigOption(repoPath, name, valueRegex=".") {
-  const result = await execGit(
-    repoPath,
-    ["config", "--local", "--unset", name, valueRegex],
-    true
-  );
-  return result.exitCode === 0;
-}
-
-async function configOptionExists(repoPath, name, valueRegex=".") {
-  const result = await execGit(
-    repoPath,
-    ["config", "--local", "--name-only", "--get-regexp", name, valueRegex],
-    true
-  );
-  return result.exitCode === 0;
-}
-
-async function getConfigOption(repoPath, name, valueRegex=".") {
-  const result = await execGit(
-    repoPath,
-    ["config", "--local", "--get-regexp", name, valueRegex],
-    true
-  );
-  const option = result.stdout.trim().split(`${name} `);
-  return {
-    name: name,
-    value: option[1]
-  }
-}
-
-async function getAndUnsetConfigOption(repoPath, name, valueRegex=".") {
-  if (await configOptionExists(repoPath, name, valueRegex)) {
-    const option = await getConfigOption(repoPath, name, valueRegex);
-    if (await unsetConfigOption(repoPath, name, valueRegex)) {
-      core.debug(`Unset config option '${name}'`);
-      return option;
-    }
-  }
-  return null;
-}
-
-module.exports = {
-  getRepoPath,
-  execGit,
-  addConfigOption,
-  unsetConfigOption,
-  configOptionExists,
-  getConfigOption,
-  getAndUnsetConfigOption
-};
-
-
 /***/ }),
 
 /***/ 722:
@@ -4979,6 +4997,77 @@ function checkBypass(reqUrl) {
 exports.checkBypass = checkBypass;
 
 
+/***/ }),
+
+/***/ 953:
+/***/ (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 (Object.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
+    __setModuleDefault(result, mod);
+    return result;
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.setupPython = void 0;
+const core = __importStar(__webpack_require__(470));
+const tc = __importStar(__webpack_require__(533));
+const path = __importStar(__webpack_require__(622));
+const semver = __importStar(__webpack_require__(280));
+/**
+ * Setup for Python from the GitHub Actions tool cache
+ * Converted from https://github.com/actions/setup-python
+ *
+ * @param {string} versionSpec version of Python
+ * @param {string} arch architecture (x64|x32)
+ */
+function setupPython(versionSpec, arch) {
+    return new Promise(resolve => {
+        const IS_WINDOWS = process.platform === 'win32';
+        // Find the version of Python we want in the tool cache
+        const installDir = tc.find('Python', versionSpec, arch);
+        core.debug(`installDir: ${installDir}`);
+        // Set paths
+        core.exportVariable('pythonLocation', installDir);
+        core.addPath(installDir);
+        if (IS_WINDOWS) {
+            core.addPath(path.join(installDir, 'Scripts'));
+        }
+        else {
+            core.addPath(path.join(installDir, 'bin'));
+        }
+        if (IS_WINDOWS) {
+            // Add --user directory
+            // `installDir` from tool cache should look like $AGENT_TOOLSDIRECTORY/Python/<semantic version>/x64/
+            // So if `findLocalTool` succeeded above, we must have a conformant `installDir`
+            const version = path.basename(path.dirname(installDir));
+            const major = semver.major(version);
+            const minor = semver.minor(version);
+            const userScriptsDir = path.join(process.env['APPDATA'] || '', 'Python', `Python${major}${minor}`, 'Scripts');
+            core.addPath(userScriptsDir);
+        }
+        // On Linux and macOS, pip will create the --user directory and add it to PATH as needed.
+        resolve();
+    });
+}
+exports.setupPython = setupPython;
+
+
 /***/ }),
 
 /***/ 979:

docs/concepts-guidelines.md

@@ -90,7 +90,7 @@ Workflows triggered by `pull_request` events will by default check out a [merge
 
 ### Restrictions on forked repositories
 
-GitHub Actions have imposed restrictions on events triggered by a forked repository. For example, the `pull_request` event triggered by a fork opening a pull request in the upstream repository.
+GitHub Actions have imposed restrictions on events triggered by a forked repository. Specifically, the `pull_request` event triggered by a fork opening a pull request in the upstream repository.
 
 - Events from forks cannot access secrets, except for for the default `GITHUB_TOKEN`.
     > With the exception of GITHUB_TOKEN, secrets are not passed to the runner when a workflow is triggered from a forked repository.
@@ -101,7 +101,7 @@ GitHub Actions have imposed restrictions on events triggered by a forked reposit
 
    [GitHub Actions: Permissions for the GITHUB_TOKEN](https://help.github.com/en/actions/automating-your-workflow-with-github-actions/authenticating-with-the-github_token#permissions-for-the-github_token)
 
-These restrictions mean that during a `pull_request` event triggered by a forked repository the action will be unable to commit changes to a branch.
+These restrictions mean that during a `pull_request` event triggered by a forked repository, actions have no write access to GitHub resources and will fail on attempt.
 
 A job condition can be added to prevent workflows from executing when triggered by a repository fork.
 

jest.config.js

@@ -1,3 +1,11 @@
-process.env = Object.assign(process.env, {
-  GITHUB_WORKSPACE: __dirname
-});
+module.exports = {
+  clearMocks: true,
+  moduleFileExtensions: ['js', 'ts'],
+  testEnvironment: 'node',
+  testMatch: ['**/*.test.ts'],
+  testRunner: 'jest-circus/runner',
+  transform: {
+    '^.+\\.ts$': 'ts-jest'
+  },
+  verbose: true
+}

package.json

@@ -1,21 +1,29 @@
 {
   "name": "create-pull-request",
   "version": "2.0.0",
+  "private": true,
   "description": "Creates a pull request for changes to your repository in the actions workspace",
-  "main": "index.js",
+  "main": "lib/main.js",
   "scripts": {
     "clean": "rm -rf dist",
-    "lint": "eslint src/index.js",
-    "test": "eslint src/index.js && jest",
-    "build": "ncc build src/index.js -o dist",
+    "build": "tsc && ncc build",
+    "format": "prettier --write '**/*.ts'",
+    "format-check": "prettier --check '**/*.ts'",
+    "lint": "eslint src/**/*.ts",
+    "test": "jest --passWithNoTests",
+    "pack-assets": "mkdir -p dist/cpr && cp -rv src/cpr/* dist/cpr",
     "vendor-deps": "pip download -r src/cpr/requirements.txt --no-binary=:all: -d dist/vendor",
-    "package": "npm run build && npm run vendor-deps"
+    "package": "npm run build && npm run pack-assets && npm run vendor-deps"
   },
   "repository": {
     "type": "git",
     "url": "git+https://github.com/peter-evans/create-pull-request.git"
   },
-  "keywords": [],
+  "keywords": [
+    "actions",
+    "pull",
+    "request"
+  ],
   "author": "Peter Evans",
   "license": "MIT",
   "bugs": {
@@ -29,8 +37,18 @@
     "is-docker": "2.0.0"
   },
   "devDependencies": {
+    "@types/jest": "25.2.2",
+    "@types/node": "14.0.1",
+    "@typescript-eslint/parser": "2.33.0",
     "@zeit/ncc": "0.22.1",
-    "eslint": "6.8.0",
-    "jest": "26.0.1"
+    "eslint": "7.0.0",
+    "eslint-plugin-github": "3.4.1",
+    "eslint-plugin-jest": "23.11.0",
+    "jest": "26.0.1",
+    "jest-circus": "26.0.1",
+    "js-yaml": "3.13.1",
+    "prettier": "2.0.5",
+    "ts-jest": "25.5.1",
+    "typescript": "3.9.2"
   }
 }

src/git.js

@@ -1,97 +0,0 @@
-const core = require("@actions/core");
-const exec = require("@actions/exec");
-const path = require("path");
-
-function getRepoPath(relativePath) {
-  let githubWorkspacePath = process.env["GITHUB_WORKSPACE"];
-  if (!githubWorkspacePath) {
-    throw new Error("GITHUB_WORKSPACE not defined");
-  }
-  githubWorkspacePath = path.resolve(githubWorkspacePath);
-  core.debug(`githubWorkspacePath: ${githubWorkspacePath}`);
-
-  repoPath = githubWorkspacePath;
-  if (relativePath) repoPath = path.resolve(repoPath, relativePath);
-
-  core.debug(`repoPath: ${repoPath}`);
-  return repoPath;
-}
-
-async function execGit(repoPath, args, ignoreReturnCode = false) {
-  const stdout = [];
-  const options = {
-    cwd: repoPath,
-    ignoreReturnCode: ignoreReturnCode,
-    listeners: {
-      stdout: data => {
-        stdout.push(data.toString());
-      }
-    }
-  };
-
-  var result = {};
-  result.exitCode = await exec.exec("git", args, options);
-  result.stdout = stdout.join("");
-  return result;
-}
-
-async function addConfigOption(repoPath, name, value) {
-  const result = await execGit(
-    repoPath,
-    ["config", "--local", "--add", name, value],
-    true
-  );
-  return result.exitCode === 0;
-}
-
-async function unsetConfigOption(repoPath, name, valueRegex=".") {
-  const result = await execGit(
-    repoPath,
-    ["config", "--local", "--unset", name, valueRegex],
-    true
-  );
-  return result.exitCode === 0;
-}
-
-async function configOptionExists(repoPath, name, valueRegex=".") {
-  const result = await execGit(
-    repoPath,
-    ["config", "--local", "--name-only", "--get-regexp", name, valueRegex],
-    true
-  );
-  return result.exitCode === 0;
-}
-
-async function getConfigOption(repoPath, name, valueRegex=".") {
-  const result = await execGit(
-    repoPath,
-    ["config", "--local", "--get-regexp", name, valueRegex],
-    true
-  );
-  const option = result.stdout.trim().split(`${name} `);
-  return {
-    name: name,
-    value: option[1]
-  }
-}
-
-async function getAndUnsetConfigOption(repoPath, name, valueRegex=".") {
-  if (await configOptionExists(repoPath, name, valueRegex)) {
-    const option = await getConfigOption(repoPath, name, valueRegex);
-    if (await unsetConfigOption(repoPath, name, valueRegex)) {
-      core.debug(`Unset config option '${name}'`);
-      return option;
-    }
-  }
-  return null;
-}
-
-module.exports = {
-  getRepoPath,
-  execGit,
-  addConfigOption,
-  unsetConfigOption,
-  configOptionExists,
-  getConfigOption,
-  getAndUnsetConfigOption
-};

src/git.test.js

@@ -1,98 +0,0 @@
-const path = require("path");
-const {
-  getRepoPath,
-  execGit,
-  addConfigOption,
-  unsetConfigOption,
-  configOptionExists,
-  getConfigOption,
-  getAndUnsetConfigOption
-} = require("./git");
-
-test("getRepoPath", async () => {
-  expect(getRepoPath()).toEqual(process.env["GITHUB_WORKSPACE"]);
-  expect(getRepoPath("foo")).toEqual(
-    path.resolve(process.env["GITHUB_WORKSPACE"], "foo")
-  );
-});
-
-test("execGit", async () => {
-  const repoPath = getRepoPath();
-  const result = await execGit(
-    repoPath,
-    ["config", "--local", "--name-only", "--get-regexp", "remote.origin.url"],
-    true
-  );
-  expect(result.exitCode).toEqual(0);
-  expect(result.stdout.trim()).toEqual("remote.origin.url");
-});
-
-test("add and unset config option", async () => {
-  const repoPath = getRepoPath();
-  const add = await addConfigOption(repoPath, "test.add.and.unset.config.option", "foo");
-  expect(add).toBeTruthy();
-  const unset = await unsetConfigOption(repoPath, "test.add.and.unset.config.option");
-  expect(unset).toBeTruthy();
-});
-
-test("add and unset config option with value regex", async () => {
-  const repoPath = getRepoPath();
-  const add = await addConfigOption(repoPath, "test.add.and.unset.config.option", "foo bar");
-  expect(add).toBeTruthy();
-  const unset = await unsetConfigOption(repoPath, "test.add.and.unset.config.option", "^foo");
-  expect(unset).toBeTruthy();
-});
-
-test("configOptionExists returns true", async () => {
-  const repoPath = getRepoPath();
-  const result = await configOptionExists(repoPath, "remote.origin.url");
-  expect(result).toBeTruthy();
-});
-
-test("configOptionExists returns false", async () => {
-  const repoPath = getRepoPath();
-  const result = await configOptionExists(repoPath, "this.key.does.not.exist");
-  expect(result).toBeFalsy();
-});
-
-test("get config option", async () => {
-  const repoPath = getRepoPath();
-  const add = await addConfigOption(repoPath, "test.get.config.option", "foo");
-  expect(add).toBeTruthy();
-  const option = await getConfigOption(repoPath, "test.get.config.option");
-  expect(option.value).toEqual("foo");
-  const unset = await unsetConfigOption(repoPath, "test.get.config.option");
-  expect(unset).toBeTruthy();
-});
-
-test("get config option with value regex", async () => {
-  const repoPath = getRepoPath();
-  const add = await addConfigOption(repoPath, "test.get.config.option", "foo bar");
-  expect(add).toBeTruthy();
-  const option = await getConfigOption(repoPath, "test.get.config.option", "^foo");
-  expect(option.value).toEqual("foo bar");
-  const unset = await unsetConfigOption(repoPath, "test.get.config.option", "^foo");
-  expect(unset).toBeTruthy();
-});
-
-test("get and unset config option is successful", async () => {
-  const repoPath = getRepoPath();
-  const add = await addConfigOption(repoPath, "test.get.and.unset.config.option", "foo");
-  expect(add).toBeTruthy();
-  const getAndUnset = await getAndUnsetConfigOption(repoPath, "test.get.and.unset.config.option");
-  expect(getAndUnset.value).toEqual("foo");
-});
-
-test("get and unset config option is successful with value regex", async () => {
-  const repoPath = getRepoPath();
-  const add = await addConfigOption(repoPath, "test.get.and.unset.config.option", "foo bar");
-  expect(add).toBeTruthy();
-  const getAndUnset = await getAndUnsetConfigOption(repoPath, "test.get.and.unset.config.option", "^foo");
-  expect(getAndUnset.value).toEqual("foo bar");
-});
-
-test("get and unset config option is unsuccessful", async () => {
-  const repoPath = getRepoPath();
-  const getAndUnset = await getAndUnsetConfigOption(repoPath, "this.key.does.not.exist");
-  expect(getAndUnset).toBeNull();
-});

src/git.ts

@@ -0,0 +1,117 @@
+import * as core from '@actions/core'
+import * as exec from '@actions/exec'
+import * as path from 'path'
+
+class GitOutput {
+  stdout = ''
+  exitCode = 0
+}
+
+export class ConfigOption {
+  name = ''
+  value = ''
+}
+
+export function getRepoPath(relativePath?: string): string {
+  let githubWorkspacePath = process.env['GITHUB_WORKSPACE']
+  if (!githubWorkspacePath) {
+    throw new Error('GITHUB_WORKSPACE not defined')
+  }
+  githubWorkspacePath = path.resolve(githubWorkspacePath)
+  core.debug(`githubWorkspacePath: ${githubWorkspacePath}`)
+
+  let repoPath = githubWorkspacePath
+  if (relativePath) repoPath = path.resolve(repoPath, relativePath)
+
+  core.debug(`repoPath: ${repoPath}`)
+  return repoPath
+}
+
+export async function execGit(
+  repoPath: string,
+  args: string[],
+  ignoreReturnCode = false
+): Promise<GitOutput> {
+  const result = new GitOutput()
+
+  const stdout: string[] = []
+  const options = {
+    cwd: repoPath,
+    ignoreReturnCode: ignoreReturnCode,
+    listeners: {
+      stdout: (data: Buffer): void => {
+        stdout.push(data.toString())
+      }
+    }
+  }
+
+  result.exitCode = await exec.exec('git', args, options)
+  result.stdout = stdout.join('')
+  return result
+}
+
+export async function addConfigOption(repoPath, name, value): Promise<boolean> {
+  const result = await execGit(
+    repoPath,
+    ['config', '--local', '--add', name, value],
+    true
+  )
+  return result.exitCode === 0
+}
+
+export async function unsetConfigOption(
+  repoPath,
+  name,
+  valueRegex = '.'
+): Promise<boolean> {
+  const result = await execGit(
+    repoPath,
+    ['config', '--local', '--unset', name, valueRegex],
+    true
+  )
+  return result.exitCode === 0
+}
+
+export async function configOptionExists(
+  repoPath,
+  name,
+  valueRegex = '.'
+): Promise<boolean> {
+  const result = await execGit(
+    repoPath,
+    ['config', '--local', '--name-only', '--get-regexp', name, valueRegex],
+    true
+  )
+  return result.exitCode === 0
+}
+
+export async function getConfigOption(
+  repoPath,
+  name,
+  valueRegex = '.'
+): Promise<ConfigOption> {
+  const option = new ConfigOption()
+  const result = await execGit(
+    repoPath,
+    ['config', '--local', '--get-regexp', name, valueRegex],
+    true
+  )
+  option.name = name
+  option.value = result.stdout.trim().split(`${name} `)[1]
+  return option
+}
+
+export async function getAndUnsetConfigOption(
+  repoPath,
+  name,
+  valueRegex = '.'
+): Promise<ConfigOption> {
+  if (await configOptionExists(repoPath, name, valueRegex)) {
+    const option = await getConfigOption(repoPath, name, valueRegex)
+    if (await unsetConfigOption(repoPath, name, valueRegex)) {
+      core.debug(`Unset config option '${name}'`)
+      return option
+    }
+  }
+  return new ConfigOption()
+}

src/index.js

@@ -1,122 +0,0 @@
-const { inspect } = require("util");
-const isDocker = require("is-docker");
-const core = require("@actions/core");
-const exec = require("@actions/exec");
-const setupPython = require("./setup-python");
-const {
-  getRepoPath,
-  getAndUnsetConfigOption,
-  addConfigOption
-} = require("./git");
-
-const EXTRAHEADER_OPTION = "http.https://github.com/.extraheader";
-const EXTRAHEADER_VALUE_REGEX = "^AUTHORIZATION:";
-
-async function run() {
-  try {
-    // Allows ncc to find assets to be included in the distribution
-    const cpr = __dirname + "/cpr";
-    core.debug(`cpr: ${cpr}`);
-
-    // Determine how to access python and pip
-    const { pip, python } = (function() {
-      if (isDocker()) {
-        core.info("Running inside a Docker container");
-        // Python 3 assumed to be installed and on the PATH
-        return {
-          pip: "pip3",
-          python: "python3"
-        };
-      } else {
-        // Setup Python from the tool cache
-        setupPython("3.x", "x64");
-        return {
-          pip: "pip",
-          python: "python"
-        };
-      }
-    })();
-
-    // Install requirements
-    await exec.exec(pip, [
-      "install",
-      "--requirement",
-      `${cpr}/requirements.txt`,
-      "--no-index",
-      `--find-links=${__dirname}/vendor`
-    ]);
-
-    // Fetch action inputs
-    const inputs = {
-      token: core.getInput("token"),
-      path: core.getInput("path"),
-      commitMessage: core.getInput("commit-message"),
-      committer: core.getInput("committer"),
-      author: core.getInput("author"),
-      title: core.getInput("title"),
-      body: core.getInput("body"),
-      labels: core.getInput("labels"),
-      assignees: core.getInput("assignees"),
-      reviewers: core.getInput("reviewers"),
-      teamReviewers: core.getInput("team-reviewers"),
-      milestone: core.getInput("milestone"),
-      project: core.getInput("project"),
-      projectColumn: core.getInput("project-column"),
-      draft: core.getInput("draft"),
-      branch: core.getInput("branch"),
-      requestToParent: core.getInput("request-to-parent"),
-      base: core.getInput("base"),
-      branchSuffix: core.getInput("branch-suffix")
-    };
-    core.debug(`Inputs: ${inspect(inputs)}`);
-
-    // Set environment variables from inputs.
-    if (inputs.token) process.env.GITHUB_TOKEN = inputs.token;
-    if (inputs.path) process.env.CPR_PATH = inputs.path;
-    if (inputs.commitMessage) process.env.CPR_COMMIT_MESSAGE = inputs.commitMessage;
-    if (inputs.committer) process.env.CPR_COMMITTER = inputs.committer;
-    if (inputs.author) process.env.CPR_AUTHOR = inputs.author;
-    if (inputs.title) process.env.CPR_TITLE = inputs.title;
-    if (inputs.body) process.env.CPR_BODY = inputs.body;
-    if (inputs.labels) process.env.CPR_LABELS = inputs.labels;
-    if (inputs.assignees) process.env.CPR_ASSIGNEES = inputs.assignees;
-    if (inputs.reviewers) process.env.CPR_REVIEWERS = inputs.reviewers;
-    if (inputs.teamReviewers) process.env.CPR_TEAM_REVIEWERS = inputs.teamReviewers;
-    if (inputs.milestone) process.env.CPR_MILESTONE = inputs.milestone;
-    if (inputs.project) process.env.CPR_PROJECT_NAME = inputs.project;
-    if (inputs.projectColumn) process.env.CPR_PROJECT_COLUMN_NAME = inputs.projectColumn;
-    if (inputs.draft) process.env.CPR_DRAFT = inputs.draft;
-    if (inputs.branch) process.env.CPR_BRANCH = inputs.branch;
-    if (inputs.requestToParent) process.env.CPR_REQUEST_TO_PARENT = inputs.requestToParent;
-    if (inputs.base) process.env.CPR_BASE = inputs.base;
-    if (inputs.branchSuffix) process.env.CPR_BRANCH_SUFFIX = inputs.branchSuffix;
-
-    // Get the repository path
-    var repoPath = getRepoPath(inputs.path);
-    // Get the extraheader config option if it exists
-    var extraHeaderOption = await getAndUnsetConfigOption(
-      repoPath,
-      EXTRAHEADER_OPTION,
-      EXTRAHEADER_VALUE_REGEX
-    );
-
-    // Execute create pull request
-    await exec.exec(python, [`${cpr}/create_pull_request.py`]);
-  } catch (error) {
-    core.setFailed(error.message);
-  } finally {
-    // Restore the extraheader config option
-    if (extraHeaderOption) {
-      if (
-        await addConfigOption(
-          repoPath,
-          EXTRAHEADER_OPTION,
-          extraHeaderOption.value
-        )
-      )
-        core.debug(`Restored config option '${EXTRAHEADER_OPTION}'`);
-    }
-  }
-}
-
-run();

src/isDocker.ts

@@ -0,0 +1,22 @@
+import * as fs from 'fs'
+
+function hasDockerEnv(): boolean {
+  try {
+    fs.statSync('/.dockerenv')
+    return true
+  } catch (_) {
+    return false
+  }
+}
+
+function hasDockerCGroup(): boolean {
+  try {
+    return fs.readFileSync('/proc/self/cgroup', 'utf8').includes('docker')
+  } catch (_) {
+    return false
+  }
+}
+
+export function isDocker(): boolean {
+  return hasDockerEnv() || hasDockerCGroup()
+}

src/main.ts

@@ -0,0 +1,129 @@
+import * as core from '@actions/core'
+import * as exec from '@actions/exec'
+import {isDocker} from './isDocker'
+import {setupPython} from './setupPython'
+import {
+  ConfigOption,
+  getRepoPath,
+  getAndUnsetConfigOption,
+  addConfigOption
+} from './git'
+import {inspect} from 'util'
+
+const EXTRAHEADER_OPTION = 'http.https://github.com/.extraheader'
+const EXTRAHEADER_VALUE_REGEX = '^AUTHORIZATION:'
+
+async function run(): Promise<void> {
+  let repoPath
+  let extraHeaderOption = new ConfigOption()
+  try {
+    // Python assets
+    const cpr = `${__dirname}/cpr`
+    core.debug(`cpr: ${cpr}`)
+
+    // Determine how to access python and pip
+    const {pip, python} = (function (): {pip: string; python: string} {
+      if (isDocker()) {
+        core.info('Running inside a Docker container')
+        // Python 3 assumed to be installed and on the PATH
+        return {
+          pip: 'pip3',
+          python: 'python3'
+        }
+      } else {
+        // Setup Python from the tool cache
+        setupPython('3.x', 'x64')
+        return {
+          pip: 'pip',
+          python: 'python'
+        }
+      }
+    })()
+
+    // Install requirements
+    await exec.exec(pip, [
+      'install',
+      '--requirement',
+      `${cpr}/requirements.txt`,
+      '--no-index',
+      `--find-links=${__dirname}/vendor`
+    ])
+
+    // Fetch action inputs
+    const inputs = {
+      token: core.getInput('token'),
+      path: core.getInput('path'),
+      commitMessage: core.getInput('commit-message'),
+      committer: core.getInput('committer'),
+      author: core.getInput('author'),
+      title: core.getInput('title'),
+      body: core.getInput('body'),
+      labels: core.getInput('labels'),
+      assignees: core.getInput('assignees'),
+      reviewers: core.getInput('reviewers'),
+      teamReviewers: core.getInput('team-reviewers'),
+      milestone: core.getInput('milestone'),
+      project: core.getInput('project'),
+      projectColumn: core.getInput('project-column'),
+      draft: core.getInput('draft'),
+      branch: core.getInput('branch'),
+      requestToParent: core.getInput('request-to-parent'),
+      base: core.getInput('base'),
+      branchSuffix: core.getInput('branch-suffix')
+    }
+    core.debug(`Inputs: ${inspect(inputs)}`)
+
+    // Set environment variables from inputs.
+    if (inputs.token) process.env.GITHUB_TOKEN = inputs.token
+    if (inputs.path) process.env.CPR_PATH = inputs.path
+    if (inputs.commitMessage)
+      process.env.CPR_COMMIT_MESSAGE = inputs.commitMessage
+    if (inputs.committer) process.env.CPR_COMMITTER = inputs.committer
+    if (inputs.author) process.env.CPR_AUTHOR = inputs.author
+    if (inputs.title) process.env.CPR_TITLE = inputs.title
+    if (inputs.body) process.env.CPR_BODY = inputs.body
+    if (inputs.labels) process.env.CPR_LABELS = inputs.labels
+    if (inputs.assignees) process.env.CPR_ASSIGNEES = inputs.assignees
+    if (inputs.reviewers) process.env.CPR_REVIEWERS = inputs.reviewers
+    if (inputs.teamReviewers)
+      process.env.CPR_TEAM_REVIEWERS = inputs.teamReviewers
+    if (inputs.milestone) process.env.CPR_MILESTONE = inputs.milestone
+    if (inputs.project) process.env.CPR_PROJECT_NAME = inputs.project
+    if (inputs.projectColumn)
+      process.env.CPR_PROJECT_COLUMN_NAME = inputs.projectColumn
+    if (inputs.draft) process.env.CPR_DRAFT = inputs.draft
+    if (inputs.branch) process.env.CPR_BRANCH = inputs.branch
+    if (inputs.requestToParent)
+      process.env.CPR_REQUEST_TO_PARENT = inputs.requestToParent
+    if (inputs.base) process.env.CPR_BASE = inputs.base
+    if (inputs.branchSuffix) process.env.CPR_BRANCH_SUFFIX = inputs.branchSuffix
+
+    // Get the repository path
+    repoPath = getRepoPath(inputs.path)
+    // Get the extraheader config option if it exists
+    extraHeaderOption = await getAndUnsetConfigOption(
+      repoPath,
+      EXTRAHEADER_OPTION,
+      EXTRAHEADER_VALUE_REGEX
+    )
+
+    // Execute create pull request
+    await exec.exec(python, [`${cpr}/create_pull_request.py`])
+  } catch (error) {
+    core.setFailed(error.message)
+  } finally {
+    // Restore the extraheader config option
+    if (extraHeaderOption.value != '') {
+      if (
+        await addConfigOption(
+          repoPath,
+          EXTRAHEADER_OPTION,
+          extraHeaderOption.value
+        )
+      )
+        core.debug(`Restored config option '${EXTRAHEADER_OPTION}'`)
+    }
+  }
+}
+
+run()

src/setup-python.js

@@ -1,52 +0,0 @@
-const core = require("@actions/core");
-const tc = require("@actions/tool-cache");
-const path = require("path");
-const semver = require("semver");
-
-/**
- * Setup for Python from the GitHub Actions tool cache
- * Converted from https://github.com/actions/setup-python
- *
- * @param {string} versionSpec version of Python
- * @param {string} arch architecture (x64|x32)
- */
-let setupPython = function(versionSpec, arch) {
-  return new Promise((resolve, reject) => {
-    const IS_WINDOWS = process.platform === "win32";
-
-    // Find the version of Python we want in the tool cache
-    const installDir = tc.find("Python", versionSpec, arch);
-    core.debug(`installDir: ${installDir}`);
-
-    // Set paths
-    core.exportVariable("pythonLocation", installDir);
-    core.addPath(installDir);
-    if (IS_WINDOWS) {
-      core.addPath(path.join(installDir, "Scripts"));
-    } else {
-      core.addPath(path.join(installDir, "bin"));
-    }
-
-    if (IS_WINDOWS) {
-      // Add --user directory
-      // `installDir` from tool cache should look like $AGENT_TOOLSDIRECTORY/Python/<semantic version>/x64/
-      // So if `findLocalTool` succeeded above, we must have a conformant `installDir`
-      const version = path.basename(path.dirname(installDir));
-      const major = semver.major(version);
-      const minor = semver.minor(version);
-
-      const userScriptsDir = path.join(
-        process.env["APPDATA"] || "",
-        "Python",
-        `Python${major}${minor}`,
-        "Scripts"
-      );
-      core.addPath(userScriptsDir);
-    }
-    // On Linux and macOS, pip will create the --user directory and add it to PATH as needed.
-
-    resolve();
-  });
-};
-
-module.exports = setupPython;

src/setupPython.ts

@@ -0,0 +1,50 @@
+import * as core from '@actions/core'
+import * as tc from '@actions/tool-cache'
+import * as path from 'path'
+import * as semver from 'semver'
+
+/**
+ * Setup for Python from the GitHub Actions tool cache
+ * Converted from https://github.com/actions/setup-python
+ *
+ * @param {string} versionSpec version of Python
+ * @param {string} arch architecture (x64|x32)
+ */
+export function setupPython(versionSpec, arch): Promise<void> {
+  return new Promise(resolve => {
+    const IS_WINDOWS = process.platform === 'win32'
+
+    // Find the version of Python we want in the tool cache
+    const installDir = tc.find('Python', versionSpec, arch)
+    core.debug(`installDir: ${installDir}`)
+
+    // Set paths
+    core.exportVariable('pythonLocation', installDir)
+    core.addPath(installDir)
+    if (IS_WINDOWS) {
+      core.addPath(path.join(installDir, 'Scripts'))
+    } else {
+      core.addPath(path.join(installDir, 'bin'))
+    }
+
+    if (IS_WINDOWS) {
+      // Add --user directory
+      // `installDir` from tool cache should look like $AGENT_TOOLSDIRECTORY/Python/<semantic version>/x64/
+      // So if `findLocalTool` succeeded above, we must have a conformant `installDir`
+      const version = path.basename(path.dirname(installDir))
+      const major = semver.major(version)
+      const minor = semver.minor(version)
+
+      const userScriptsDir = path.join(
+        process.env['APPDATA'] || '',
+        'Python',
+        `Python${major}${minor}`,
+        'Scripts'
+      )
+      core.addPath(userScriptsDir)
+    }
+    // On Linux and macOS, pip will create the --user directory and add it to PATH as needed.
+
+    resolve()
+  })
+}

tsconfig.json

@@ -0,0 +1,16 @@
+{
+  "compilerOptions": {
+    "target": "es6",
+    "module": "commonjs",
+    "lib": [
+      "es6"
+    ],
+    "outDir": "./lib",
+    "rootDir": "./src",
+    "declaration": true,
+    "strict": true,
+    "noImplicitAny": false,
+    "esModuleInterop": true
+  },
+  "exclude": ["__test__", "lib", "node_modules"]
+}