Adjust positioning of user email note and permissions heading (#2044)

* Update README.md

* Update README.md

Co-authored-by: Josh Gross <joshmgross@github.com>

---------

Co-authored-by: Josh Gross <joshmgross@github.com>

.github/workflows/publish-immutable-actions.yml

@@ -0,0 +1,20 @@
+name: 'Publish Immutable Action Version'
+
+on:
+  release:
+    types: [published]
+
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      id-token: write
+      packages: write
+
+    steps:
+      - name: Checking out
+        uses: actions/checkout@v4
+      - name: Publish
+        id: publish
+        uses: actions/publish-immutable-action@0.0.3

.github/workflows/test.yml

@@ -295,3 +295,37 @@ jobs:
         uses: actions/checkout@v4.1.6
         with:
           path: localClone
+
+  test-output:
+    runs-on: ubuntu-latest
+    steps:
+      # Clone this repo
+      - name: Checkout
+        uses: actions/checkout@v4.1.6
+
+      # Basic checkout using git
+      - name: Checkout basic
+        id: checkout
+        uses: ./
+        with:
+          ref: test-data/v2/basic
+
+      # Verify output
+      - name: Verify output
+        run: |
+          echo "Commit: ${{ steps.checkout.outputs.commit }}"
+          echo "Ref: ${{ steps.checkout.outputs.ref }}"
+
+          if [ "${{ steps.checkout.outputs.ref }}" != "test-data/v2/basic" ]; then
+            echo "Expected ref to be test-data/v2/basic"
+            exit 1
+          fi
+
+          if [ "${{ steps.checkout.outputs.commit }}" != "82f71901cf8c021332310dcc8cdba84c4193ff5d" ]; then
+            echo "Expected commit to be 82f71901cf8c021332310dcc8cdba84c4193ff5d"
+            exit 1
+          fi
+
+      # needed to make checkout post cleanup succeed
+      - name: Fix Checkout
+        uses: actions/checkout@v4.1.6

.github/workflows/update-test-ubuntu-git.yml

@@ -31,7 +31,7 @@ jobs:
       # Use `docker/login-action` to log in to GHCR.io. 
       # Once published, the packages are scoped to the account defined here.
       - name: Log in to the ghcr.io container registry
-        uses: docker/login-action@v3.1.0
+        uses: docker/login-action@v3.3.0
         with:
           registry: ${{ env.REGISTRY }}
           username: ${{ github.actor }}
@@ -48,7 +48,7 @@ jobs:
 
       # Use `docker/build-push-action` to build (and optionally publish) the image. 
       - name: Build Docker Image (with optional Push)
-        uses: docker/build-push-action@v5.3.0
+        uses: docker/build-push-action@v6.5.0
         with:
           context: .
           file: images/test-ubuntu-git.Dockerfile

CHANGELOG.md

@@ -1,5 +1,17 @@
 # Changelog
 
+## v4.2.2
+* `url-helper.ts` now leverages well-known environment variables by @jww3 in https://github.com/actions/checkout/pull/1941
+* Expand unit test coverage for `isGhes` by @jww3 in https://github.com/actions/checkout/pull/1946
+
+## v4.2.1
+* Check out other refs/* by commit if provided, fall back to ref by @orhantoy in https://github.com/actions/checkout/pull/1924
+
+## v4.2.0
+
+* Add Ref and Commit outputs by @lucacome in https://github.com/actions/checkout/pull/1180
+* Dependency updates by @dependabot- https://github.com/actions/checkout/pull/1777, https://github.com/actions/checkout/pull/1872
+
 ## v4.1.7
 * Bump the minor-npm-dependencies group across 1 directory with 4 updates by @dependabot in https://github.com/actions/checkout/pull/1739
 * Bump actions/checkout from 3 to 4 by @dependabot in https://github.com/actions/checkout/pull/1697

README.md

@@ -143,6 +143,7 @@ Please refer to the [release page](https://github.com/actions/checkout/releases/
 - [Checkout pull request HEAD commit instead of merge commit](#Checkout-pull-request-HEAD-commit-instead-of-merge-commit)
 - [Checkout pull request on closed event](#Checkout-pull-request-on-closed-event)
 - [Push a commit using the built-in token](#Push-a-commit-using-the-built-in-token)
+- [Push a commit to a PR using the built-in token](#Push-a-commit-to-a-PR-using-the-built-in-token)
 
 ## Fetch only the root files
 
@@ -211,7 +212,7 @@ Please refer to the [release page](https://github.com/actions/checkout/releases/
     repository: my-org/my-tools
     path: my-tools
 ```
-> - If your secondary repository is private you will need to add the option noted in [Checkout multiple repos (private)](#Checkout-multiple-repos-private)
+> - If your secondary repository is private or internal you will need to add the option noted in [Checkout multiple repos (private)](#Checkout-multiple-repos-private)
 
 ## Checkout multiple repos (nested)
 
@@ -225,7 +226,7 @@ Please refer to the [release page](https://github.com/actions/checkout/releases/
     repository: my-org/my-tools
     path: my-tools
 ```
-> - If your secondary repository is private you will need to add the option noted in [Checkout multiple repos (private)](#Checkout-multiple-repos-private)
+> - If your secondary repository is private or internal you will need to add the option noted in [Checkout multiple repos (private)](#Checkout-multiple-repos-private)
 
 ## Checkout multiple repos (private)
 
@@ -286,6 +287,41 @@ jobs:
           git commit -m "generated"
           git push
 ```
+*NOTE:* The user email is `{user.id}+{user.login}@users.noreply.github.com`. See users API: https://api.github.com/users/github-actions%5Bbot%5D
+
+## Push a commit to a PR using the built-in token
+
+In a pull request trigger, `ref` is required as GitHub Actions checks out in detached HEAD mode, meaning it doesn’t check out your branch by default.
+
+```yaml
+on: pull_request
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          ref: ${{ github.head_ref }}
+      - run: |
+          date > generated.txt
+          # Note: the following account information will not work on GHES
+          git config user.name "github-actions[bot]"
+          git config user.email "41898282+github-actions[bot]@users.noreply.github.com"
+          git add .
+          git commit -m "generated"
+          git push
+```
+
+*NOTE:* The user email is `{user.id}+{user.login}@users.noreply.github.com`. See users API: https://api.github.com/users/github-actions%5Bbot%5D
+
+# Recommended permissions
+
+When using the `checkout` action in your GitHub Actions workflow, it is recommended to set the following `GITHUB_TOKEN` permissions to ensure proper functionality, unless alternative auth is provided via the `token` or `ssh-key` inputs:
+
+```yaml
+permissions:
+  contents: read
+```
 
 # License
 

__test__/ref-helper.test.ts

@@ -77,6 +77,16 @@ describe('ref-helper tests', () => {
     expect(checkoutInfo.startPoint).toBeFalsy()
   })
 
+  it('getCheckoutInfo refs/ without commit', async () => {
+    const checkoutInfo = await refHelper.getCheckoutInfo(
+      git,
+      'refs/non-standard-ref',
+      ''
+    )
+    expect(checkoutInfo.ref).toBe('refs/non-standard-ref')
+    expect(checkoutInfo.startPoint).toBeFalsy()
+  })
+
   it('getCheckoutInfo unqualified branch only', async () => {
     git.branchExists = jest.fn(async (remote: boolean, pattern: string) => {
       return true

__test__/url-helper.test.ts

@@ -0,0 +1,92 @@
+import * as urlHelper from '../src/url-helper'
+
+describe('getServerUrl tests', () => {
+  it('basics', async () => {
+    // Note that URL::toString will append a trailing / when passed just a domain name ...
+    expect(urlHelper.getServerUrl().toString()).toBe('https://github.com/')
+    expect(urlHelper.getServerUrl(' ').toString()).toBe('https://github.com/')
+    expect(urlHelper.getServerUrl('   ').toString()).toBe('https://github.com/')
+    expect(urlHelper.getServerUrl('http://contoso.com').toString()).toBe(
+      'http://contoso.com/'
+    )
+    expect(urlHelper.getServerUrl('https://contoso.com').toString()).toBe(
+      'https://contoso.com/'
+    )
+    expect(urlHelper.getServerUrl('https://contoso.com/').toString()).toBe(
+      'https://contoso.com/'
+    )
+
+    // ... but can't make that same assumption when passed an URL that includes some deeper path.
+    expect(urlHelper.getServerUrl('https://contoso.com/a/b').toString()).toBe(
+      'https://contoso.com/a/b'
+    )
+  })
+})
+
+describe('isGhes tests', () => {
+  const pristineEnv = process.env
+
+  beforeEach(() => {
+    jest.resetModules()
+    process.env = {...pristineEnv}
+  })
+
+  afterAll(() => {
+    process.env = pristineEnv
+  })
+
+  it('basics', async () => {
+    delete process.env['GITHUB_SERVER_URL']
+    expect(urlHelper.isGhes()).toBeFalsy()
+    expect(urlHelper.isGhes('https://github.com')).toBeFalsy()
+    expect(urlHelper.isGhes('https://contoso.ghe.com')).toBeFalsy()
+    expect(urlHelper.isGhes('https://test.github.localhost')).toBeFalsy()
+    expect(urlHelper.isGhes('https://src.onpremise.fabrikam.com')).toBeTruthy()
+  })
+
+  it('returns false when the GITHUB_SERVER_URL environment variable is not defined', async () => {
+    delete process.env['GITHUB_SERVER_URL']
+    expect(urlHelper.isGhes()).toBeFalsy()
+  })
+
+  it('returns false when the GITHUB_SERVER_URL environment variable is set to github.com', async () => {
+    process.env['GITHUB_SERVER_URL'] = 'https://github.com'
+    expect(urlHelper.isGhes()).toBeFalsy()
+  })
+
+  it('returns false when the GITHUB_SERVER_URL environment variable is set to a GitHub Enterprise Cloud-style URL', async () => {
+    process.env['GITHUB_SERVER_URL'] = 'https://contoso.ghe.com'
+    expect(urlHelper.isGhes()).toBeFalsy()
+  })
+
+  it('returns false when the GITHUB_SERVER_URL environment variable has a .localhost suffix', async () => {
+    process.env['GITHUB_SERVER_URL'] = 'https://mock-github.localhost'
+    expect(urlHelper.isGhes()).toBeFalsy()
+  })
+
+  it('returns true when the GITHUB_SERVER_URL environment variable is set to some other URL', async () => {
+    process.env['GITHUB_SERVER_URL'] = 'https://src.onpremise.fabrikam.com'
+    expect(urlHelper.isGhes()).toBeTruthy()
+  })
+})
+
+describe('getServerApiUrl tests', () => {
+  it('basics', async () => {
+    expect(urlHelper.getServerApiUrl()).toBe('https://api.github.com')
+    expect(urlHelper.getServerApiUrl('https://github.com')).toBe(
+      'https://api.github.com'
+    )
+    expect(urlHelper.getServerApiUrl('https://GitHub.com')).toBe(
+      'https://api.github.com'
+    )
+    expect(urlHelper.getServerApiUrl('https://contoso.ghe.com')).toBe(
+      'https://api.contoso.ghe.com'
+    )
+    expect(urlHelper.getServerApiUrl('https://fabrikam.GHE.COM')).toBe(
+      'https://api.fabrikam.ghe.com'
+    )
+    expect(
+      urlHelper.getServerApiUrl('https://src.onpremise.fabrikam.com')
+    ).toBe('https://src.onpremise.fabrikam.com/api/v3')
+  })
+})

action.yml

@@ -98,6 +98,11 @@ inputs:
   github-server-url:
     description: The base URL for the GitHub instance that you are trying to clone from, will use environment defaults to fetch from the same instance that the workflow is running from unless specified. Example URLs are https://github.com or https://my-ghes-server.example.com
     required: false
+outputs:
+  ref:
+    description: 'The branch, tag or SHA that was checked out'
+  commit:
+    description: 'The commit SHA that was checked out'
 runs:
   using: node20
   main: dist/index.js

dist/index.js

@@ -30,7 +30,9 @@ var __importStar = (this && this.__importStar) || function (mod) {
     return result;
 };
 Object.defineProperty(exports, "__esModule", ({ value: true }));
-exports.fileExistsSync = exports.existsSync = exports.directoryExistsSync = void 0;
+exports.directoryExistsSync = directoryExistsSync;
+exports.existsSync = existsSync;
+exports.fileExistsSync = fileExistsSync;
 const fs = __importStar(__nccwpck_require__(7147));
 function directoryExistsSync(path, required) {
     var _a;
@@ -58,7 +60,6 @@ function directoryExistsSync(path, required) {
     }
     throw new Error(`Directory '${path}' does not exist`);
 }
-exports.directoryExistsSync = directoryExistsSync;
 function existsSync(path) {
     var _a;
     if (!path) {
@@ -75,7 +76,6 @@ function existsSync(path) {
     }
     return true;
 }
-exports.existsSync = existsSync;
 function fileExistsSync(path) {
     var _a;
     if (!path) {
@@ -96,7 +96,6 @@ function fileExistsSync(path) {
     }
     return false;
 }
-exports.fileExistsSync = fileExistsSync;
 
 
 /***/ }),
@@ -139,7 +138,7 @@ var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, ge
     });
 };
 Object.defineProperty(exports, "__esModule", ({ value: true }));
-exports.createAuthHelper = void 0;
+exports.createAuthHelper = createAuthHelper;
 const assert = __importStar(__nccwpck_require__(9491));
 const core = __importStar(__nccwpck_require__(2186));
 const exec = __importStar(__nccwpck_require__(1514));
@@ -156,7 +155,6 @@ const SSH_COMMAND_KEY = 'core.sshCommand';
 function createAuthHelper(git, settings) {
     return new GitAuthHelper(git, settings);
 }
-exports.createAuthHelper = createAuthHelper;
 class GitAuthHelper {
     constructor(gitCommandManager, gitSourceSettings) {
         this.insteadOfValues = [];
@@ -475,7 +473,8 @@ var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, ge
     });
 };
 Object.defineProperty(exports, "__esModule", ({ value: true }));
-exports.createCommandManager = exports.MinimumGitSparseCheckoutVersion = exports.MinimumGitVersion = void 0;
+exports.MinimumGitSparseCheckoutVersion = exports.MinimumGitVersion = void 0;
+exports.createCommandManager = createCommandManager;
 const core = __importStar(__nccwpck_require__(2186));
 const exec = __importStar(__nccwpck_require__(1514));
 const fs = __importStar(__nccwpck_require__(7147));
@@ -496,7 +495,6 @@ function createCommandManager(workingDirectory, lfs, doSparseCheckout) {
         return yield GitCommandManager.createCommandManager(workingDirectory, lfs, doSparseCheckout);
     });
 }
-exports.createCommandManager = createCommandManager;
 class GitCommandManager {
     // Private constructor; use createCommandManager()
     constructor() {
@@ -1020,7 +1018,7 @@ var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, ge
     });
 };
 Object.defineProperty(exports, "__esModule", ({ value: true }));
-exports.prepareExistingDirectory = void 0;
+exports.prepareExistingDirectory = prepareExistingDirectory;
 const assert = __importStar(__nccwpck_require__(9491));
 const core = __importStar(__nccwpck_require__(2186));
 const fs = __importStar(__nccwpck_require__(7147));
@@ -1124,7 +1122,6 @@ function prepareExistingDirectory(git, repositoryPath, repositoryUrl, clean, ref
         }
     });
 }
-exports.prepareExistingDirectory = prepareExistingDirectory;
 
 
 /***/ }),
@@ -1167,7 +1164,8 @@ var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, ge
     });
 };
 Object.defineProperty(exports, "__esModule", ({ value: true }));
-exports.cleanup = exports.getSource = void 0;
+exports.getSource = getSource;
+exports.cleanup = cleanup;
 const core = __importStar(__nccwpck_require__(2186));
 const fsHelper = __importStar(__nccwpck_require__(7219));
 const gitAuthHelper = __importStar(__nccwpck_require__(2565));
@@ -1355,7 +1353,8 @@ function getSource(settings) {
             // Get commit information
             const commitInfo = yield git.log1();
             // Log commit sha
-            yield git.log1("--format='%H'");
+            const commitSHA = yield git.log1('--format=%H');
+            core.setOutput('commit', commitSHA.trim());
             // Check for incorrect pull request merge commit
             yield refHelper.checkCommitInfo(settings.authToken, commitInfo, settings.repositoryOwner, settings.repositoryName, settings.ref, settings.commit, settings.githubServerUrl);
         }
@@ -1372,7 +1371,6 @@ function getSource(settings) {
         }
     });
 }
-exports.getSource = getSource;
 function cleanup(repositoryPath) {
     return __awaiter(this, void 0, void 0, function* () {
         // Repo exists?
@@ -1408,7 +1406,6 @@ function cleanup(repositoryPath) {
         }
     });
 }
-exports.cleanup = cleanup;
 function getGitCommandManager(settings) {
     return __awaiter(this, void 0, void 0, function* () {
         core.info(`Working directory is '${settings.repositoryPath}'`);
@@ -1547,7 +1544,8 @@ var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, ge
     });
 };
 Object.defineProperty(exports, "__esModule", ({ value: true }));
-exports.getDefaultBranch = exports.downloadRepository = void 0;
+exports.downloadRepository = downloadRepository;
+exports.getDefaultBranch = getDefaultBranch;
 const assert = __importStar(__nccwpck_require__(9491));
 const core = __importStar(__nccwpck_require__(2186));
 const fs = __importStar(__nccwpck_require__(7147));
@@ -1611,7 +1609,6 @@ function downloadRepository(authToken, owner, repo, ref, commit, repositoryPath,
         yield io.rmRF(extractPath);
     });
 }
-exports.downloadRepository = downloadRepository;
 /**
  * Looks up the default branch name
  */
@@ -1650,7 +1647,6 @@ function getDefaultBranch(authToken, owner, repo, baseUrl) {
         }));
     });
 }
-exports.getDefaultBranch = getDefaultBranch;
 function downloadArchive(authToken, owner, repo, ref, commit, baseUrl) {
     return __awaiter(this, void 0, void 0, function* () {
         const octokit = github.getOctokit(authToken, {
@@ -1709,7 +1705,7 @@ var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, ge
     });
 };
 Object.defineProperty(exports, "__esModule", ({ value: true }));
-exports.getInputs = void 0;
+exports.getInputs = getInputs;
 const core = __importStar(__nccwpck_require__(2186));
 const fsHelper = __importStar(__nccwpck_require__(7219));
 const github = __importStar(__nccwpck_require__(5438));
@@ -1838,7 +1834,6 @@ function getInputs() {
         return result;
     });
 }
-exports.getInputs = getInputs;
 
 
 /***/ }),
@@ -1897,6 +1892,7 @@ function run() {
                 coreCommand.issueCommand('add-matcher', {}, path.join(__dirname, 'problem-matcher.json'));
                 // Get sources
                 yield gitSourceProvider.getSource(sourceSettings);
+                core.setOutput('ref', sourceSettings.ref);
             }
             finally {
                 // Unregister problem matcher
@@ -1969,7 +1965,12 @@ var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, ge
     });
 };
 Object.defineProperty(exports, "__esModule", ({ value: true }));
-exports.checkCommitInfo = exports.testRef = exports.getRefSpec = exports.getRefSpecForAllHistory = exports.getCheckoutInfo = exports.tagsRefSpec = void 0;
+exports.tagsRefSpec = void 0;
+exports.getCheckoutInfo = getCheckoutInfo;
+exports.getRefSpecForAllHistory = getRefSpecForAllHistory;
+exports.getRefSpec = getRefSpec;
+exports.testRef = testRef;
+exports.checkCommitInfo = checkCommitInfo;
 const core = __importStar(__nccwpck_require__(2186));
 const github = __importStar(__nccwpck_require__(5438));
 const url_helper_1 = __nccwpck_require__(9437);
@@ -2004,8 +2005,8 @@ function getCheckoutInfo(git, ref, commit) {
             result.ref = ref;
         }
         // refs/
-        else if (upperRef.startsWith('REFS/') && commit) {
+        else if (upperRef.startsWith('REFS/')) {
-            result.ref = commit;
+            result.ref = commit ? commit : ref;
         }
         // Unqualified ref, check for a matching branch or tag
         else {
@@ -2023,7 +2024,6 @@ function getCheckoutInfo(git, ref, commit) {
         return result;
     });
 }
-exports.getCheckoutInfo = getCheckoutInfo;
 function getRefSpecForAllHistory(ref, commit) {
     const result = ['+refs/heads/*:refs/remotes/origin/*', exports.tagsRefSpec];
     if (ref && ref.toUpperCase().startsWith('REFS/PULL/')) {
@@ -2032,7 +2032,6 @@ function getRefSpecForAllHistory(ref, commit) {
     }
     return result;
 }
-exports.getRefSpecForAllHistory = getRefSpecForAllHistory;
 function getRefSpec(ref, commit) {
     if (!ref && !commit) {
         throw new Error('Args ref and commit cannot both be empty');
@@ -2081,7 +2080,6 @@ function getRefSpec(ref, commit) {
         return [`+${ref}:${ref}`];
     }
 }
-exports.getRefSpec = getRefSpec;
 /**
  * Tests whether the initial fetch created the ref at the expected commit
  */
@@ -2125,7 +2123,6 @@ function testRef(git, ref, commit) {
         }
     });
 }
-exports.testRef = testRef;
 function checkCommitInfo(token, commitInfo, repositoryOwner, repositoryName, ref, commit, baseUrl) {
     return __awaiter(this, void 0, void 0, function* () {
         var _a;
@@ -2191,7 +2188,6 @@ function checkCommitInfo(token, commitInfo, repositoryOwner, repositoryName, ref
         }
     });
 }
-exports.checkCommitInfo = checkCommitInfo;
 function fromPayload(path) {
     return select(github.context.payload, path);
 }
@@ -2216,13 +2212,12 @@ function select(obj, path) {
 "use strict";
 
 Object.defineProperty(exports, "__esModule", ({ value: true }));
-exports.escape = void 0;
+exports.escape = escape;
 function escape(value) {
     return value.replace(/[^a-zA-Z0-9_]/g, x => {
         return `\\${x}`;
     });
 }
-exports.escape = escape;
 
 
 /***/ }),
@@ -2265,7 +2260,8 @@ var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, ge
     });
 };
 Object.defineProperty(exports, "__esModule", ({ value: true }));
-exports.execute = exports.RetryHelper = void 0;
+exports.RetryHelper = void 0;
+exports.execute = execute;
 const core = __importStar(__nccwpck_require__(2186));
 const defaultMaxAttempts = 3;
 const defaultMinSeconds = 10;
@@ -2317,7 +2313,6 @@ function execute(action) {
         return yield retryHelper.execute(action);
     });
 }
-exports.execute = execute;
 
 
 /***/ }),
@@ -2351,7 +2346,11 @@ var __importStar = (this && this.__importStar) || function (mod) {
     return result;
 };
 Object.defineProperty(exports, "__esModule", ({ value: true }));
-exports.setSafeDirectory = exports.setSshKnownHostsPath = exports.setSshKeyPath = exports.setRepositoryPath = exports.SshKnownHostsPath = exports.SshKeyPath = exports.PostSetSafeDirectory = exports.RepositoryPath = exports.IsPost = void 0;
+exports.SshKnownHostsPath = exports.SshKeyPath = exports.PostSetSafeDirectory = exports.RepositoryPath = exports.IsPost = void 0;
+exports.setRepositoryPath = setRepositoryPath;
+exports.setSshKeyPath = setSshKeyPath;
+exports.setSshKnownHostsPath = setSshKnownHostsPath;
+exports.setSafeDirectory = setSafeDirectory;
 const core = __importStar(__nccwpck_require__(2186));
 /**
  * Indicates whether the POST action is running
@@ -2379,28 +2378,24 @@ exports.SshKnownHostsPath = core.getState('sshKnownHostsPath');
 function setRepositoryPath(repositoryPath) {
     core.saveState('repositoryPath', repositoryPath);
 }
-exports.setRepositoryPath = setRepositoryPath;
 /**
  * Save the SSH key path so the POST action can retrieve the value.
  */
 function setSshKeyPath(sshKeyPath) {
     core.saveState('sshKeyPath', sshKeyPath);
 }
-exports.setSshKeyPath = setSshKeyPath;
 /**
  * Save the SSH known hosts path so the POST action can retrieve the value.
  */
 function setSshKnownHostsPath(sshKnownHostsPath) {
     core.saveState('sshKnownHostsPath', sshKnownHostsPath);
 }
-exports.setSshKnownHostsPath = setSshKnownHostsPath;
 /**
  * Save the set-safe-directory input so the POST action can retrieve the value.
  */
 function setSafeDirectory() {
     core.saveState('setSafeDirectory', 'true');
 }
-exports.setSafeDirectory = setSafeDirectory;
 // Publish a variable so that when the POST action runs, it can determine it should run the cleanup logic.
 // This is necessary since we don't have a separate entry point.
 if (!exports.IsPost) {
@@ -2439,7 +2434,10 @@ var __importStar = (this && this.__importStar) || function (mod) {
     return result;
 };
 Object.defineProperty(exports, "__esModule", ({ value: true }));
-exports.isGhes = exports.getServerApiUrl = exports.getServerUrl = exports.getFetchUrl = void 0;
+exports.getFetchUrl = getFetchUrl;
+exports.getServerUrl = getServerUrl;
+exports.getServerApiUrl = getServerApiUrl;
+exports.isGhes = isGhes;
 const assert = __importStar(__nccwpck_require__(9491));
 const url_1 = __nccwpck_require__(7310);
 function getFetchUrl(settings) {
@@ -2455,28 +2453,52 @@ function getFetchUrl(settings) {
     // "origin" is SCHEME://HOSTNAME[:PORT]
     return `${serviceUrl.origin}/${encodedOwner}/${encodedName}`;
 }
-exports.getFetchUrl = getFetchUrl;
 function getServerUrl(url) {
-    let urlValue = url && url.trim().length > 0
+    let resolvedUrl = process.env['GITHUB_SERVER_URL'] || 'https://github.com';
-        ? url
+    if (hasContent(url, WhitespaceMode.Trim)) {
-        : process.env['GITHUB_SERVER_URL'] || 'https://github.com';
+        resolvedUrl = url;
-    return new url_1.URL(urlValue);
-}
-exports.getServerUrl = getServerUrl;
-function getServerApiUrl(url) {
-    let apiUrl = 'https://api.github.com';
-    if (isGhes(url)) {
-        const serverUrl = getServerUrl(url);
-        apiUrl = new url_1.URL(`${serverUrl.origin}/api/v3`).toString();
     }
-    return apiUrl;
+    return new url_1.URL(resolvedUrl);
+}
+function getServerApiUrl(url) {
+    if (hasContent(url, WhitespaceMode.Trim)) {
+        let serverUrl = getServerUrl(url);
+        if (isGhes(url)) {
+            serverUrl.pathname = 'api/v3';
+        }
+        else {
+            serverUrl.hostname = 'api.' + serverUrl.hostname;
+        }
+        return pruneSuffix(serverUrl.toString(), '/');
+    }
+    return process.env['GITHUB_API_URL'] || 'https://api.github.com';
 }
-exports.getServerApiUrl = getServerApiUrl;
 function isGhes(url) {
-    const ghUrl = getServerUrl(url);
+    const ghUrl = new url_1.URL(url || process.env['GITHUB_SERVER_URL'] || 'https://github.com');
-    return ghUrl.hostname.toUpperCase() !== 'GITHUB.COM';
+    const hostname = ghUrl.hostname.trimEnd().toUpperCase();
+    const isGitHubHost = hostname === 'GITHUB.COM';
+    const isGitHubEnterpriseCloudHost = hostname.endsWith('.GHE.COM');
+    const isLocalHost = hostname.endsWith('.LOCALHOST');
+    return !isGitHubHost && !isGitHubEnterpriseCloudHost && !isLocalHost;
+}
+function pruneSuffix(text, suffix) {
+    if (hasContent(suffix, WhitespaceMode.Preserve) && (text === null || text === void 0 ? void 0 : text.endsWith(suffix))) {
+        return text.substring(0, text.length - suffix.length);
+    }
+    return text;
+}
+var WhitespaceMode;
+(function (WhitespaceMode) {
+    WhitespaceMode[WhitespaceMode["Trim"] = 0] = "Trim";
+    WhitespaceMode[WhitespaceMode["Preserve"] = 1] = "Preserve";
+})(WhitespaceMode || (WhitespaceMode = {}));
+function hasContent(text, whitespaceMode) {
+    let refinedText = text !== null && text !== void 0 ? text : '';
+    if (whitespaceMode == WhitespaceMode.Trim) {
+        refinedText = refinedText.trim();
+    }
+    return refinedText.length > 0;
 }
-exports.isGhes = isGhes;
 
 
 /***/ }),
@@ -2519,7 +2541,7 @@ var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, ge
     });
 };
 Object.defineProperty(exports, "__esModule", ({ value: true }));
-exports.getOrganizationId = void 0;
+exports.getOrganizationId = getOrganizationId;
 const core = __importStar(__nccwpck_require__(2186));
 const fs = __importStar(__nccwpck_require__(7147));
 /**
@@ -2548,7 +2570,6 @@ function getOrganizationId() {
         }
     });
 }
-exports.getOrganizationId = getOrganizationId;
 
 
 /***/ }),

package-lock.json

@@ -1,12 +1,12 @@
 {
   "name": "checkout",
-  "version": "4.1.7",
+  "version": "4.2.2",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "checkout",
-      "version": "4.1.7",
+      "version": "4.2.2",
       "license": "MIT",
       "dependencies": {
         "@actions/core": "^1.10.1",
@@ -25,13 +25,13 @@
         "@vercel/ncc": "^0.38.1",
         "eslint": "^8.57.0",
         "eslint-plugin-github": "^4.10.2",
-        "eslint-plugin-jest": "^28.5.0",
+        "eslint-plugin-jest": "^28.8.2",
         "jest": "^29.7.0",
         "jest-circus": "^29.7.0",
         "js-yaml": "^4.1.0",
-        "prettier": "^3.2.5",
+        "prettier": "^3.3.3",
-        "ts-jest": "^29.1.2",
+        "ts-jest": "^29.2.5",
-        "typescript": "^5.4.5"
+        "typescript": "^5.5.4"
       }
     },
     "node_modules/@aashutoshrathi/word-wrap": {
@@ -2080,6 +2080,12 @@
       "integrity": "sha512-OH/2E5Fg20h2aPrbe+QL8JZQFko0YZaF+j4mnQ7BGhfavO7OpSLa8a0y9sBwomHdSbkhTS8TQNayBfnW5DwbvQ==",
       "dev": true
     },
+    "node_modules/async": {
+      "version": "3.2.6",
+      "resolved": "https://registry.npmjs.org/async/-/async-3.2.6.tgz",
+      "integrity": "sha512-htCUDlxyyCLMgaM3xXg0C0LW2xqfuQ6p05pCEIsXuyQ+a1koYKTuBMzRNwmybfLgvJDMd0r1LTn4+E0Ti6C2AA==",
+      "dev": true
+    },
     "node_modules/available-typed-arrays": {
       "version": "1.0.7",
       "resolved": "https://registry.npmjs.org/available-typed-arrays/-/available-typed-arrays-1.0.7.tgz",
@@ -2241,12 +2247,12 @@
       }
     },
     "node_modules/braces": {
-      "version": "3.0.2",
+      "version": "3.0.3",
-      "resolved": "https://registry.npmjs.org/braces/-/braces-3.0.2.tgz",
+      "resolved": "https://registry.npmjs.org/braces/-/braces-3.0.3.tgz",
-      "integrity": "sha512-b8um+L1RzM3WDSzvhm6gIz1yfTbBt6YTlcEKAvsmqCZZFw46z626lVj9j1yEPW33H5H+lBQpZMP1k8l+78Ha0A==",
+      "integrity": "sha512-yQbXgO/OSZVD2IsiLlro+7Hf6Q18EJrKSEsdoMzKePKXct3gvD8oLcOQdIzGupr5Fj+EDe8gO/lxc1BzfMpxvA==",
       "dev": true,
       "dependencies": {
-        "fill-range": "^7.0.1"
+        "fill-range": "^7.1.1"
       },
       "engines": {
         "node": ">=8"
@@ -2702,6 +2708,21 @@
         "node": ">=6.0.0"
       }
     },
+    "node_modules/ejs": {
+      "version": "3.1.10",
+      "resolved": "https://registry.npmjs.org/ejs/-/ejs-3.1.10.tgz",
+      "integrity": "sha512-UeJmFfOrAQS8OJWPZ4qtgHyWExa088/MtK5UEyoJGFH67cDEXkZSviOiKRCZ4Xij0zxI3JECgYs3oKx+AizQBA==",
+      "dev": true,
+      "dependencies": {
+        "jake": "^10.8.5"
+      },
+      "bin": {
+        "ejs": "bin/cli.js"
+      },
+      "engines": {
+        "node": ">=0.10.0"
+      }
+    },
     "node_modules/electron-to-chromium": {
       "version": "1.4.747",
       "resolved": "https://registry.npmjs.org/electron-to-chromium/-/electron-to-chromium-1.4.747.tgz",
@@ -3197,18 +3218,18 @@
       }
     },
     "node_modules/eslint-plugin-jest": {
-      "version": "28.5.0",
+      "version": "28.8.2",
-      "resolved": "https://registry.npmjs.org/eslint-plugin-jest/-/eslint-plugin-jest-28.5.0.tgz",
+      "resolved": "https://registry.npmjs.org/eslint-plugin-jest/-/eslint-plugin-jest-28.8.2.tgz",
-      "integrity": "sha512-6np6DGdmNq/eBbA7HOUNV8fkfL86PYwBfwyb8n23FXgJNTR8+ot3smRHjza9LGsBBZRypK3qyF79vMjohIL8eQ==",
+      "integrity": "sha512-mC3OyklHmS5i7wYU1rGId9EnxRI8TVlnFG56AE+8U9iRy6zwaNygZR+DsdZuCL0gRG0wVeyzq+uWcPt6yJrrMA==",
       "dev": true,
       "dependencies": {
-        "@typescript-eslint/utils": "^6.0.0 || ^7.0.0"
+        "@typescript-eslint/utils": "^6.0.0 || ^7.0.0 || ^8.0.0"
       },
       "engines": {
         "node": "^16.10.0 || ^18.12.0 || >=20.0.0"
       },
       "peerDependencies": {
-        "@typescript-eslint/eslint-plugin": "^6.0.0 || ^7.0.0",
+        "@typescript-eslint/eslint-plugin": "^6.0.0 || ^7.0.0 || ^8.0.0",
         "eslint": "^7.0.0 || ^8.0.0 || ^9.0.0",
         "jest": "*"
       },
@@ -3573,10 +3594,31 @@
         "node": "^10.12.0 || >=12.0.0"
       }
     },
+    "node_modules/filelist": {
+      "version": "1.0.4",
+      "resolved": "https://registry.npmjs.org/filelist/-/filelist-1.0.4.tgz",
+      "integrity": "sha512-w1cEuf3S+DrLCQL7ET6kz+gmlJdbq9J7yXCSjK/OZCPA+qEN1WyF4ZAf0YYJa4/shHJra2t/d/r8SV4Ji+x+8Q==",
+      "dev": true,
+      "dependencies": {
+        "minimatch": "^5.0.1"
+      }
+    },
+    "node_modules/filelist/node_modules/minimatch": {
+      "version": "5.1.6",
+      "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-5.1.6.tgz",
+      "integrity": "sha512-lKwV/1brpG6mBUFHtb7NUmtABCb2WZZmm2wNiOA5hAb8VdCS4B3dtMWyvcoViccwAW/COERjXLt0zP1zXUN26g==",
+      "dev": true,
+      "dependencies": {
+        "brace-expansion": "^2.0.1"
+      },
+      "engines": {
+        "node": ">=10"
+      }
+    },
     "node_modules/fill-range": {
-      "version": "7.0.1",
+      "version": "7.1.1",
-      "resolved": "https://registry.npmjs.org/fill-range/-/fill-range-7.0.1.tgz",
+      "resolved": "https://registry.npmjs.org/fill-range/-/fill-range-7.1.1.tgz",
-      "integrity": "sha512-qOo9F+dMUmC2Lcb4BbVvnKJxTPjCm+RRpe4gDuGrzkL7mEVl/djYSu2OdQ2Pa302N4oqkSg9ir6jaLWJ2USVpQ==",
+      "integrity": "sha512-YsGpe3WHLK8ZYi4tWDg2Jy3ebRz2rXowDxnld4bkQB00cc/1Zw9AWnC0i9ztDJitivtQvaI9KaLyKrc+hBW0yg==",
       "dev": true,
       "dependencies": {
         "to-regex-range": "^5.0.1"
@@ -4574,6 +4616,46 @@
         "set-function-name": "^2.0.1"
       }
     },
+    "node_modules/jake": {
+      "version": "10.9.2",
+      "resolved": "https://registry.npmjs.org/jake/-/jake-10.9.2.tgz",
+      "integrity": "sha512-2P4SQ0HrLQ+fw6llpLnOaGAvN2Zu6778SJMrCUwns4fOoG9ayrTiZk3VV8sCPkVZF8ab0zksVpS8FDY5pRCNBA==",
+      "dev": true,
+      "dependencies": {
+        "async": "^3.2.3",
+        "chalk": "^4.0.2",
+        "filelist": "^1.0.4",
+        "minimatch": "^3.1.2"
+      },
+      "bin": {
+        "jake": "bin/cli.js"
+      },
+      "engines": {
+        "node": ">=10"
+      }
+    },
+    "node_modules/jake/node_modules/brace-expansion": {
+      "version": "1.1.11",
+      "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.11.tgz",
+      "integrity": "sha512-iCuPHDFgrHX7H2vEI/5xpz07zSHB00TpugqhmYtVmMO6518mCuRMoOYFldEBl0g187ufozdaHgWKcYFb61qGiA==",
+      "dev": true,
+      "dependencies": {
+        "balanced-match": "^1.0.0",
+        "concat-map": "0.0.1"
+      }
+    },
+    "node_modules/jake/node_modules/minimatch": {
+      "version": "3.1.2",
+      "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-3.1.2.tgz",
+      "integrity": "sha512-J7p63hRiAjw1NDEww1W7i37+ByIrOWO5XQQAzZ3VOcL0PNybwpfmV/N05zFAzwQ9USyEcX6t3UO+K5aqBQOIHw==",
+      "dev": true,
+      "dependencies": {
+        "brace-expansion": "^1.1.7"
+      },
+      "engines": {
+        "node": "*"
+      }
+    },
     "node_modules/jest": {
       "version": "29.7.0",
       "resolved": "https://registry.npmjs.org/jest/-/jest-29.7.0.tgz",
@@ -5896,9 +5978,9 @@
       }
     },
     "node_modules/prettier": {
-      "version": "3.2.5",
+      "version": "3.3.3",
-      "resolved": "https://registry.npmjs.org/prettier/-/prettier-3.2.5.tgz",
+      "resolved": "https://registry.npmjs.org/prettier/-/prettier-3.3.3.tgz",
-      "integrity": "sha512-3/GWa9aOC0YeD7LUfvOG2NiDyhOWRvt1k+rcKhOuYnMY24iiCphgneUfJDyFXd6rZCAnuLBv6UeAULtrhT/F4A==",
+      "integrity": "sha512-i2tDNA0O5IrMO757lfrdQZCc2jPNDVntV0m/+4whiDfWaTKfMNgR7Qz0NAeGz/nRqF4m5/6CLzbP4/liHt12Ew==",
       "dev": true,
       "bin": {
         "prettier": "bin/prettier.cjs"
@@ -6607,28 +6689,30 @@
       }
     },
     "node_modules/ts-jest": {
-      "version": "29.1.2",
+      "version": "29.2.5",
-      "resolved": "https://registry.npmjs.org/ts-jest/-/ts-jest-29.1.2.tgz",
+      "resolved": "https://registry.npmjs.org/ts-jest/-/ts-jest-29.2.5.tgz",
-      "integrity": "sha512-br6GJoH/WUX4pu7FbZXuWGKGNDuU7b8Uj77g/Sp7puZV6EXzuByl6JrECvm0MzVzSTkSHWTihsXt+5XYER5b+g==",
+      "integrity": "sha512-KD8zB2aAZrcKIdGk4OwpJggeLcH1FgrICqDSROWqlnJXGCXK4Mn6FcdK2B6670Xr73lHMG1kHw8R87A0ecZ+vA==",
       "dev": true,
       "dependencies": {
-        "bs-logger": "0.x",
+        "bs-logger": "^0.2.6",
-        "fast-json-stable-stringify": "2.x",
+        "ejs": "^3.1.10",
+        "fast-json-stable-stringify": "^2.1.0",
         "jest-util": "^29.0.0",
         "json5": "^2.2.3",
-        "lodash.memoize": "4.x",
+        "lodash.memoize": "^4.1.2",
-        "make-error": "1.x",
+        "make-error": "^1.3.6",
-        "semver": "^7.5.3",
+        "semver": "^7.6.3",
-        "yargs-parser": "^21.0.1"
+        "yargs-parser": "^21.1.1"
       },
       "bin": {
         "ts-jest": "cli.js"
       },
       "engines": {
-        "node": "^16.10.0 || ^18.0.0 || >=20.0.0"
+        "node": "^14.15.0 || ^16.10.0 || ^18.0.0 || >=20.0.0"
       },
       "peerDependencies": {
         "@babel/core": ">=7.0.0-beta.0 <8",
+        "@jest/transform": "^29.0.0",
         "@jest/types": "^29.0.0",
         "babel-jest": "^29.0.0",
         "jest": "^29.0.0",
@@ -6638,6 +6722,9 @@
         "@babel/core": {
           "optional": true
         },
+        "@jest/transform": {
+          "optional": true
+        },
         "@jest/types": {
           "optional": true
         },
@@ -6649,26 +6736,11 @@
         }
       }
     },
-    "node_modules/ts-jest/node_modules/lru-cache": {
-      "version": "6.0.0",
-      "resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-6.0.0.tgz",
-      "integrity": "sha512-Jo6dJ04CmSjuznwJSS3pUeWmd/H0ffTlkXXgwZi+eq1UCmqQwCh+eLsYOYCwY991i2Fah4h1BEMCx4qThGbsiA==",
-      "dev": true,
-      "dependencies": {
-        "yallist": "^4.0.0"
-      },
-      "engines": {
-        "node": ">=10"
-      }
-    },
     "node_modules/ts-jest/node_modules/semver": {
-      "version": "7.6.0",
+      "version": "7.6.3",
-      "resolved": "https://registry.npmjs.org/semver/-/semver-7.6.0.tgz",
+      "resolved": "https://registry.npmjs.org/semver/-/semver-7.6.3.tgz",
-      "integrity": "sha512-EnwXhrlwXMk9gKu5/flx5sv/an57AkRplG3hTK68W7FRDN+k+OWBj65M7719OkA82XLBxrcX0KSHj+X5COhOVg==",
+      "integrity": "sha512-oVekP1cKtI+CTDvHWYFUcMtsK/00wmAEfyqKfNdARm8u1wNVhSgaX7A8d4UuIlUI5e84iEwOhs7ZPYRmzU9U6A==",
       "dev": true,
-      "dependencies": {
-        "lru-cache": "^6.0.0"
-      },
       "bin": {
         "semver": "bin/semver.js"
       },
@@ -6676,12 +6748,6 @@
         "node": ">=10"
       }
     },
-    "node_modules/ts-jest/node_modules/yallist": {
-      "version": "4.0.0",
-      "resolved": "https://registry.npmjs.org/yallist/-/yallist-4.0.0.tgz",
-      "integrity": "sha512-3wdGidZyq5PB084XLES5TpOSRA3wjXAlIWMhum2kRcv/41Sn2emQ0dycQW4uZXLejwKvg6EsvbdlVL+FYEct7A==",
-      "dev": true
-    },
     "node_modules/tsconfig-paths": {
       "version": "3.15.0",
       "resolved": "https://registry.npmjs.org/tsconfig-paths/-/tsconfig-paths-3.15.0.tgz",
@@ -6836,9 +6902,9 @@
       }
     },
     "node_modules/typescript": {
-      "version": "5.4.5",
+      "version": "5.5.4",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.4.5.tgz",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.5.4.tgz",
-      "integrity": "sha512-vcI4UpRgg81oIRUFwR0WSIHKt11nJ7SAVlYNIu+QpqeyXP+gpQJy/Z4+F0aGxSE4MqwjyXvW/TzgkLAx2AGHwQ==",
+      "integrity": "sha512-Mtq29sKDAEYP7aljRgtPOpTvOfbwRWlS6dPRzwjdE+C0R4brX/GUyhHSecbHMFLNBLcJIPt9nl9yG5TZ1weH+Q==",
       "dev": true,
       "bin": {
         "tsc": "bin/tsc",

package.json

@@ -1,6 +1,6 @@
 {
   "name": "checkout",
-  "version": "4.1.7",
+  "version": "4.2.2",
   "description": "checkout action",
   "main": "lib/main.js",
   "scripts": {
@@ -44,12 +44,12 @@
     "@vercel/ncc": "^0.38.1",
     "eslint": "^8.57.0",
     "eslint-plugin-github": "^4.10.2",
-    "eslint-plugin-jest": "^28.5.0",
+    "eslint-plugin-jest": "^28.8.2",
     "jest": "^29.7.0",
     "jest-circus": "^29.7.0",
     "js-yaml": "^4.1.0",
-    "prettier": "^3.2.5",
+    "prettier": "^3.3.3",
-    "ts-jest": "^29.1.2",
+    "ts-jest": "^29.2.5",
-    "typescript": "^5.4.5"
+    "typescript": "^5.5.4"
   }
 }

src/git-source-provider.ts

@@ -261,7 +261,8 @@ export async function getSource(settings: IGitSourceSettings): Promise<void> {
     const commitInfo = await git.log1()
 
     // Log commit sha
-    await git.log1("--format='%H'")
+    const commitSHA = await git.log1('--format=%H')
+    core.setOutput('commit', commitSHA.trim())
 
     // Check for incorrect pull request merge commit
     await refHelper.checkCommitInfo(

src/main.ts

@@ -19,6 +19,7 @@ async function run(): Promise<void> {
 
       // Get sources
       await gitSourceProvider.getSource(sourceSettings)
+      core.setOutput('ref', sourceSettings.ref)
     } finally {
       // Unregister problem matcher
       coreCommand.issueCommand('remove-matcher', {owner: 'checkout-git'}, '')

src/ref-helper.ts

@@ -46,8 +46,8 @@ export async function getCheckoutInfo(
     result.ref = ref
   }
   // refs/
-  else if (upperRef.startsWith('REFS/') && commit) {
+  else if (upperRef.startsWith('REFS/')) {
-    result.ref = commit
+    result.ref = commit ? commit : ref
   }
   // Unqualified ref, check for a matching branch or tag
   else {

src/url-helper.ts

@@ -21,26 +21,61 @@ export function getFetchUrl(settings: IGitSourceSettings): string {
 }
 
 export function getServerUrl(url?: string): URL {
-  let urlValue =
+  let resolvedUrl = process.env['GITHUB_SERVER_URL'] || 'https://github.com'
-    url && url.trim().length > 0
+  if (hasContent(url, WhitespaceMode.Trim)) {
-      ? url
+    resolvedUrl = url!
-      : process.env['GITHUB_SERVER_URL'] || 'https://github.com'
+  }
-  return new URL(urlValue)
+
+  return new URL(resolvedUrl)
 }
 
 export function getServerApiUrl(url?: string): string {
-  let apiUrl = 'https://api.github.com'
+  if (hasContent(url, WhitespaceMode.Trim)) {
+    let serverUrl = getServerUrl(url)
+    if (isGhes(url)) {
+      serverUrl.pathname = 'api/v3'
+    } else {
+      serverUrl.hostname = 'api.' + serverUrl.hostname
+    }
 
-  if (isGhes(url)) {
+    return pruneSuffix(serverUrl.toString(), '/')
-    const serverUrl = getServerUrl(url)
-    apiUrl = new URL(`${serverUrl.origin}/api/v3`).toString()
   }
 
-  return apiUrl
+  return process.env['GITHUB_API_URL'] || 'https://api.github.com'
 }
 
 export function isGhes(url?: string): boolean {
-  const ghUrl = getServerUrl(url)
+  const ghUrl = new URL(
+    url || process.env['GITHUB_SERVER_URL'] || 'https://github.com'
+  )
 
-  return ghUrl.hostname.toUpperCase() !== 'GITHUB.COM'
+  const hostname = ghUrl.hostname.trimEnd().toUpperCase()
+  const isGitHubHost = hostname === 'GITHUB.COM'
+  const isGitHubEnterpriseCloudHost = hostname.endsWith('.GHE.COM')
+  const isLocalHost = hostname.endsWith('.LOCALHOST')
+
+  return !isGitHubHost && !isGitHubEnterpriseCloudHost && !isLocalHost
+}
+
+function pruneSuffix(text: string, suffix: string) {
+  if (hasContent(suffix, WhitespaceMode.Preserve) && text?.endsWith(suffix)) {
+    return text.substring(0, text.length - suffix.length)
+  }
+  return text
+}
+
+enum WhitespaceMode {
+  Trim,
+  Preserve
+}
+
+function hasContent(
+  text: string | undefined,
+  whitespaceMode: WhitespaceMode
+): boolean {
+  let refinedText = text ?? ''
+  if (whitespaceMode == WhitespaceMode.Trim) {
+    refinedText = refinedText.trim()
+  }
+  return refinedText.length > 0
 }