chore: update generated content

Bumps [semver](https://github.com/npm/node-semver) from 7.7.3 to 7.7.4.
- [Release notes](https://github.com/npm/node-semver/releases)
- [Changelog](https://github.com/npm/node-semver/blob/main/CHANGELOG.md)
- [Commits](https://github.com/npm/node-semver/compare/v7.7.3...v7.7.4)

---
updated-dependencies:
- dependency-name: semver
  dependency-version: 7.7.4
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

.eslintignore

@@ -1,3 +0,0 @@
-/dist/**
-/coverage/**
-/node_modules/**

.eslintrc.json

@@ -1,24 +0,0 @@
-{
-  "env": {
-    "node": true,
-    "es6": true,
-    "jest": true
-  },
-  "extends": [
-    "eslint:recommended",
-    "plugin:@typescript-eslint/eslint-recommended",
-    "plugin:@typescript-eslint/recommended",
-    "plugin:jest/recommended",
-    "plugin:prettier/recommended"
-  ],
-  "parser": "@typescript-eslint/parser",
-  "parserOptions": {
-    "ecmaVersion": 2023,
-    "sourceType": "module"
-  },
-  "plugins": [
-    "@typescript-eslint",
-    "jest",
-    "prettier"
-  ]
-}

.github/workflows/update-dist.yml

@@ -0,0 +1,49 @@
+name: update-dist
+
+on:
+  pull_request:
+    types:
+      - opened
+      - synchronize
+
+jobs:
+  update-dist:
+    if: github.actor == 'dependabot[bot]'
+    runs-on: ubuntu-latest
+    steps:
+      -
+        name: GitHub auth token from GitHub App
+        id: docker-read-app
+        uses: actions/create-github-app-token@v2
+        with:
+          app-id: ${{ secrets.GHACTIONS_REPO_WRITE_APP_ID }}
+          private-key: ${{ secrets.GHACTIONS_REPO_WRITE_APP_PRIVATE_KEY }}
+          owner: docker
+      -
+        name: Checkout
+        uses: actions/checkout@v6
+        with:
+          ref: ${{ github.event.pull_request.head.ref }}
+          fetch-depth: 0
+          token: ${{ steps.docker-read-app.outputs.token || github.token }}
+      -
+        name: Build
+        uses: docker/bake-action@v6
+        with:
+          source: .
+          targets: build
+      -
+        name: Commit and push dist
+        run: |
+          if [ -n "$(git status --porcelain -- dist)" ]; then
+            (
+              set -x
+              git config user.name "github-actions[bot]"
+              git config user.email "41898282+github-actions[bot]@users.noreply.github.com"
+              git add dist
+              git commit -m "chore: update generated content"
+              git push
+            )
+          else
+            echo "No changes in dist"
+          fi

.prettierrc.json

@@ -6,6 +6,5 @@
   "singleQuote": true,
   "trailingComma": "none",
   "bracketSpacing": false,
-  "arrowParens": "avoid",
-  "parser": "typescript"
+  "arrowParens": "avoid"
 }

README.md

@@ -77,7 +77,7 @@ jobs:
     steps:
       -
         name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       -
         name: Docker meta
         id: meta
@@ -131,7 +131,7 @@ jobs:
     steps:
       -
         name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       -
         name: Docker meta
         id: meta

__mocks__/@actions/github.ts

@@ -1,223 +0,0 @@
-import {jest} from '@jest/globals';
-
-export const context = {
-  repo: {
-    owner: 'docker',
-    repo: 'actions-toolkit'
-  },
-  ref: 'refs/heads/master',
-  runId: 123,
-  payload: {
-    after: '860c1904a1ce19322e91ac35af1ab07466440c37',
-    base_ref: null,
-    before: '5f3331d7f7044c18ca9f12c77d961c4d7cf3276a',
-    commits: [
-      {
-        author: {
-          email: 'crazy-max@users.noreply.github.com',
-          name: 'CrazyMax',
-          username: 'crazy-max'
-        },
-        committer: {
-          email: 'crazy-max@users.noreply.github.com',
-          name: 'CrazyMax',
-          username: 'crazy-max'
-        },
-        distinct: true,
-        id: '860c1904a1ce19322e91ac35af1ab07466440c37',
-        message: 'hello dev',
-        timestamp: '2022-04-19T11:27:24+02:00',
-        tree_id: 'd2c60af597e863787d2d27f569e30495b0b92820',
-        url: 'https://github.com/docker/test-docker-action/commit/860c1904a1ce19322e91ac35af1ab07466440c37'
-      }
-    ],
-    compare: 'https://github.com/docker/test-docker-action/compare/5f3331d7f704...860c1904a1ce',
-    created: false,
-    deleted: false,
-    forced: false,
-    head_commit: {
-      author: {
-        email: 'crazy-max@users.noreply.github.com',
-        name: 'CrazyMax',
-        username: 'crazy-max'
-      },
-      committer: {
-        email: 'crazy-max@users.noreply.github.com',
-        name: 'CrazyMax',
-        username: 'crazy-max'
-      },
-      distinct: true,
-      id: '860c1904a1ce19322e91ac35af1ab07466440c37',
-      message: 'hello dev',
-      timestamp: '2022-04-19T11:27:24+02:00',
-      tree_id: 'd2c60af597e863787d2d27f569e30495b0b92820',
-      url: 'https://github.com/docker/test-docker-action/commit/860c1904a1ce19322e91ac35af1ab07466440c37'
-    },
-    organization: {
-      avatar_url: 'https://avatars.githubusercontent.com/u/5429470?v=4',
-      description: 'Docker helps developers bring their ideas to life by conquering the complexity of app development.',
-      events_url: 'https://api.github.com/orgs/docker/events',
-      hooks_url: 'https://api.github.com/orgs/docker/hooks',
-      id: 5429470,
-      issues_url: 'https://api.github.com/orgs/docker/issues',
-      login: 'docker',
-      members_url: 'https://api.github.com/orgs/docker/members{/member}',
-      node_id: 'MDEyOk9yZ2FuaXphdGlvbjU0Mjk0NzA=',
-      public_members_url: 'https://api.github.com/orgs/docker/public_members{/member}',
-      repos_url: 'https://api.github.com/orgs/docker/repos',
-      url: 'https://api.github.com/orgs/docker'
-    },
-    pusher: {
-      email: 'github@crazymax.dev',
-      name: 'crazy-max'
-    },
-    ref: 'refs/heads/dev',
-    repository: {
-      allow_forking: true,
-      archive_url: 'https://api.github.com/repos/docker/test-docker-action/{archive_format}{/ref}',
-      archived: false,
-      assignees_url: 'https://api.github.com/repos/docker/test-docker-action/assignees{/user}',
-      blobs_url: 'https://api.github.com/repos/docker/test-docker-action/git/blobs{/sha}',
-      branches_url: 'https://api.github.com/repos/docker/test-docker-action/branches{/branch}',
-      clone_url: 'https://github.com/docker/test-docker-action.git',
-      collaborators_url: 'https://api.github.com/repos/docker/test-docker-action/collaborators{/collaborator}',
-      comments_url: 'https://api.github.com/repos/docker/test-docker-action/comments{/number}',
-      commits_url: 'https://api.github.com/repos/docker/test-docker-action/commits{/sha}',
-      compare_url: 'https://api.github.com/repos/docker/test-docker-action/compare/{base}...{head}',
-      contents_url: 'https://api.github.com/repos/docker/test-docker-action/contents/{+path}',
-      contributors_url: 'https://api.github.com/repos/docker/test-docker-action/contributors',
-      created_at: 1596792180,
-      default_branch: 'master',
-      deployments_url: 'https://api.github.com/repos/docker/test-docker-action/deployments',
-      description: 'Test "Docker" Actions',
-      disabled: false,
-      downloads_url: 'https://api.github.com/repos/docker/test-docker-action/downloads',
-      events_url: 'https://api.github.com/repos/docker/test-docker-action/events',
-      fork: false,
-      forks: 1,
-      forks_count: 1,
-      forks_url: 'https://api.github.com/repos/docker/test-docker-action/forks',
-      full_name: 'docker/test-docker-action',
-      git_commits_url: 'https://api.github.com/repos/docker/test-docker-action/git/commits{/sha}',
-      git_refs_url: 'https://api.github.com/repos/docker/test-docker-action/git/refs{/sha}',
-      git_tags_url: 'https://api.github.com/repos/docker/test-docker-action/git/tags{/sha}',
-      git_url: 'git://github.com/docker/test-docker-action.git',
-      has_downloads: true,
-      has_issues: true,
-      has_pages: false,
-      has_projects: true,
-      has_wiki: true,
-      homepage: '',
-      hooks_url: 'https://api.github.com/repos/docker/test-docker-action/hooks',
-      html_url: 'https://github.com/docker/test-docker-action',
-      id: 285789493,
-      is_template: false,
-      issue_comment_url: 'https://api.github.com/repos/docker/test-docker-action/issues/comments{/number}',
-      issue_events_url: 'https://api.github.com/repos/docker/test-docker-action/issues/events{/number}',
-      issues_url: 'https://api.github.com/repos/docker/test-docker-action/issues{/number}',
-      keys_url: 'https://api.github.com/repos/docker/test-docker-action/keys{/key_id}',
-      labels_url: 'https://api.github.com/repos/docker/test-docker-action/labels{/name}',
-      language: 'JavaScript',
-      languages_url: 'https://api.github.com/repos/docker/test-docker-action/languages',
-      license: {
-        key: 'mit',
-        name: 'MIT License',
-        node_id: 'MDc6TGljZW5zZTEz',
-        spdx_id: 'MIT',
-        url: 'https://api.github.com/licenses/mit'
-      },
-      master_branch: 'master',
-      merges_url: 'https://api.github.com/repos/docker/test-docker-action/merges',
-      milestones_url: 'https://api.github.com/repos/docker/test-docker-action/milestones{/number}',
-      mirror_url: null,
-      name: 'test-docker-action',
-      node_id: 'MDEwOlJlcG9zaXRvcnkyODU3ODk0OTM=',
-      notifications_url: 'https://api.github.com/repos/docker/test-docker-action/notifications{?since,all,participating}',
-      open_issues: 6,
-      open_issues_count: 6,
-      organization: 'docker',
-      owner: {
-        avatar_url: 'https://avatars.githubusercontent.com/u/5429470?v=4',
-        email: 'info@docker.com',
-        events_url: 'https://api.github.com/users/docker/events{/privacy}',
-        followers_url: 'https://api.github.com/users/docker/followers',
-        following_url: 'https://api.github.com/users/docker/following{/other_user}',
-        gists_url: 'https://api.github.com/users/docker/gists{/gist_id}',
-        gravatar_id: '',
-        html_url: 'https://github.com/docker',
-        id: 5429470,
-        login: 'docker',
-        name: 'docker',
-        node_id: 'MDEyOk9yZ2FuaXphdGlvbjU0Mjk0NzA=',
-        organizations_url: 'https://api.github.com/users/docker/orgs',
-        received_events_url: 'https://api.github.com/users/docker/received_events',
-        repos_url: 'https://api.github.com/users/docker/repos',
-        site_admin: false,
-        starred_url: 'https://api.github.com/users/docker/starred{/owner}{/repo}',
-        subscriptions_url: 'https://api.github.com/users/docker/subscriptions',
-        type: 'Organization',
-        url: 'https://api.github.com/users/docker'
-      },
-      private: true,
-      pulls_url: 'https://api.github.com/repos/docker/test-docker-action/pulls{/number}',
-      pushed_at: 1650360446,
-      releases_url: 'https://api.github.com/repos/docker/test-docker-action/releases{/id}',
-      size: 796,
-      ssh_url: 'git@github.com:docker/test-docker-action.git',
-      stargazers: 0,
-      stargazers_count: 0,
-      stargazers_url: 'https://api.github.com/repos/docker/test-docker-action/stargazers',
-      statuses_url: 'https://api.github.com/repos/docker/test-docker-action/statuses/{sha}',
-      subscribers_url: 'https://api.github.com/repos/docker/test-docker-action/subscribers',
-      subscription_url: 'https://api.github.com/repos/docker/test-docker-action/subscription',
-      svn_url: 'https://github.com/docker/test-docker-action',
-      tags_url: 'https://api.github.com/repos/docker/test-docker-action/tags',
-      teams_url: 'https://api.github.com/repos/docker/test-docker-action/teams',
-      topics: [],
-      trees_url: 'https://api.github.com/repos/docker/test-docker-action/git/trees{/sha}',
-      updated_at: '2022-04-19T09:05:09Z',
-      url: 'https://github.com/docker/test-docker-action',
-      visibility: 'private',
-      watchers: 0,
-      watchers_count: 0
-    },
-    sender: {
-      avatar_url: 'https://avatars.githubusercontent.com/u/1951866?v=4',
-      events_url: 'https://api.github.com/users/crazy-max/events{/privacy}',
-      followers_url: 'https://api.github.com/users/crazy-max/followers',
-      following_url: 'https://api.github.com/users/crazy-max/following{/other_user}',
-      gists_url: 'https://api.github.com/users/crazy-max/gists{/gist_id}',
-      gravatar_id: '',
-      html_url: 'https://github.com/crazy-max',
-      id: 1951866,
-      login: 'crazy-max',
-      node_id: 'MDQ6VXNlcjE5NTE4NjY=',
-      organizations_url: 'https://api.github.com/users/crazy-max/orgs',
-      received_events_url: 'https://api.github.com/users/crazy-max/received_events',
-      repos_url: 'https://api.github.com/users/crazy-max/repos',
-      site_admin: false,
-      starred_url: 'https://api.github.com/users/crazy-max/starred{/owner}{/repo}',
-      subscriptions_url: 'https://api.github.com/users/crazy-max/subscriptions',
-      type: 'User',
-      url: 'https://api.github.com/users/crazy-max'
-    }
-  }
-};
-
-export const getOctokit = jest.fn(() => ({
-  rest: {
-    repos: {
-      getCommit: jest.fn(() =>
-        Promise.resolve({
-          data: {
-            commit: {
-              committer: {
-                date: '2024-11-13T13:42:28Z'
-              }
-            }
-          }
-        })
-      )
-    }
-  }
-}));

__tests__/context.test.ts

@@ -1,23 +1,12 @@
-import {afterEach, beforeEach, describe, expect, test, it, jest} from '@jest/globals';
-import * as dotenv from 'dotenv';
-import * as fs from 'fs';
-import * as path from 'path';
-import {Context} from '@actions/github/lib/context';
-import {Git} from '@docker/actions-toolkit/lib/git';
-import {GitHub} from '@docker/actions-toolkit/lib/github';
-import {Toolkit} from '@docker/actions-toolkit/lib/toolkit';
+import {beforeEach, describe, expect, test, it, vi} from 'vitest';
+import {Context} from '@actions/github/lib/context.js';
+import {Git} from '@docker/actions-toolkit/lib/git.js';
+import {Toolkit} from '@docker/actions-toolkit/lib/toolkit.js';
 
-import {ContextSource, getContext, getInputs, Inputs} from '../src/context';
+import * as context from '../src/context.js';
 
 const toolkit = new Toolkit({githubToken: 'fake-github-token'});
 
-beforeEach(() => {
-  jest.clearAllMocks();
-  jest.spyOn(GitHub, 'context', 'get').mockImplementation((): Context => {
-    return new Context();
-  });
-});
-
 describe('getInputs', () => {
   beforeEach(() => {
     process.env = Object.keys(process.env).reduce((object, key) => {
@@ -29,14 +18,14 @@ describe('getInputs', () => {
   });
 
   // prettier-ignore
-  test.each([
+  const cases: [number, Map<string, string>, context.Inputs][] = [
     [
       0,
       new Map<string, string>([
         ['images', 'moby/buildkit\nghcr.io/moby/mbuildkit'],
       ]),
       {
-        context: ContextSource.workflow,
+        context: context.ContextSource.workflow,
         bakeTarget: 'docker-metadata-action',
         flavor: [],
         githubToken: '',
@@ -47,7 +36,7 @@ describe('getInputs', () => {
         sepTags: '\n',
         sepAnnotations: '\n',
         tags: [],
-      } as Inputs
+      }
     ],
     [
       1,
@@ -59,7 +48,7 @@ describe('getInputs', () => {
         ['sep-annotations', ',']
       ]),
       {
-        context: ContextSource.workflow,
+        context: context.ContextSource.workflow,
         bakeTarget: 'metadata',
         flavor: [],
         githubToken: '',
@@ -70,7 +59,7 @@ describe('getInputs', () => {
         sepTags: ',',
         sepAnnotations: ',',
         tags: [],
-      } as Inputs
+      }
     ],
     [
       2,
@@ -78,7 +67,7 @@ describe('getInputs', () => {
         ['images', 'moby/buildkit\n#comment\nghcr.io/moby/mbuildkit'],
       ]),
       {
-        context: ContextSource.workflow,
+        context: context.ContextSource.workflow,
         bakeTarget: 'docker-metadata-action',
         flavor: [],
         githubToken: '',
@@ -89,53 +78,39 @@ describe('getInputs', () => {
         sepTags: '\n',
         sepAnnotations: '\n',
         tags: [],
-      } as Inputs
+      }
     ],
-  ])(
-    '[%d] given %p as inputs, returns %p',
-    async (num: number, inputs: Map<string, string>, expected: Inputs) => {
-      inputs.forEach((value: string, name: string) => {
-        setInput(name, value);
-      });
-      expect(await getInputs()).toEqual(expected);
-    }
-  );
+  ];
+  test.each(cases)('[%d] given %o as inputs, returns %o', async (num: number, inputs: Map<string, string>, expected: context.Inputs) => {
+    inputs.forEach((value: string, name: string) => {
+      setInput(name, value);
+    });
+    const res = await context.getInputs();
+    expect(res).toEqual(expected);
+  });
 });
 
 describe('getContext', () => {
-  const originalEnv = process.env;
-  beforeEach(() => {
-    jest.resetModules();
-    process.env = {
-      ...originalEnv,
-      ...dotenv.parse(fs.readFileSync(path.join(__dirname, 'fixtures/event_create_branch.env')))
-    };
-  });
-  afterEach(() => {
-    process.env = originalEnv;
-  });
-
   it('workflow', async () => {
-    const context = await getContext(ContextSource.workflow, toolkit);
-    expect(context.ref).toEqual('refs/heads/dev');
-    expect(context.sha).toEqual('5f3331d7f7044c18ca9f12c77d961c4d7cf3276a');
-    expect(context.commitDate).toEqual(new Date('2024-11-13T13:42:28.000Z'));
+    const ctx = await context.getContext(context.ContextSource.workflow, toolkit);
+    expect(ctx.ref).toEqual('refs/heads/dev');
+    expect(ctx.sha).toEqual('5f3331d7f7044c18ca9f12c77d961c4d7cf3276a');
+    expect(ctx.commitDate).toEqual(new Date('2024-11-13T13:42:28.000Z'));
   });
-
   it('git', async () => {
-    jest.spyOn(Git, 'context').mockImplementation((): Promise<Context> => {
+    vi.spyOn(Git, 'context').mockImplementation((): Promise<Context> => {
       return Promise.resolve({
         ref: 'refs/heads/git-test',
         sha: 'git-test-sha'
       } as Context);
     });
-    jest.spyOn(Git, 'commitDate').mockImplementation(async (): Promise<Date> => {
+    vi.spyOn(Git, 'commitDate').mockImplementation(async (): Promise<Date> => {
       return new Date('2023-01-01T13:42:28.000Z');
     });
-    const context = await getContext(ContextSource.git, toolkit);
-    expect(context.ref).toEqual('refs/heads/git-test');
-    expect(context.sha).toEqual('git-test-sha');
-    expect(context.commitDate).toEqual(new Date('2023-01-01T13:42:28.000Z'));
+    const ctx = await context.getContext(context.ContextSource.git, toolkit);
+    expect(ctx.ref).toEqual('refs/heads/git-test');
+    expect(ctx.sha).toEqual('git-test-sha');
+    expect(ctx.commitDate).toEqual(new Date('2023-01-01T13:42:28.000Z'));
   });
 });
 

__tests__/flavor.test.ts

@@ -1,6 +1,6 @@
-import {describe, expect, test} from '@jest/globals';
+import {describe, expect, test} from 'vitest';
 
-import {Flavor, Transform} from '../src/flavor';
+import {Flavor, Transform} from '../src/flavor.js';
 
 describe('transform', () => {
   // prettier-ignore
@@ -175,7 +175,7 @@ describe('transform', () => {
       if (!invalid) {
         console.error(err);
       }
-      // eslint-disable-next-line jest/no-conditional-expect
+      // eslint-disable-next-line vitest/no-conditional-expect
       expect(true).toBe(invalid);
     }
   });

__tests__/image.test.ts

@@ -1,6 +1,6 @@
-import {describe, expect, test} from '@jest/globals';
+import {describe, expect, test} from 'vitest';
 
-import {Transform, Image} from '../src/image';
+import {Transform, Image} from '../src/image.js';
 
 describe('transform', () => {
   // prettier-ignore
@@ -95,7 +95,7 @@ describe('transform', () => {
       if (!invalid) {
         console.error(err);
       }
-      // eslint-disable-next-line jest/no-conditional-expect
+      // eslint-disable-next-line vitest/no-conditional-expect
       expect(true).toBe(invalid);
     }
   });

__tests__/meta.test.ts

@@ -1,39 +1,45 @@
-import {beforeEach, describe, expect, jest, test} from '@jest/globals';
+import {beforeEach, describe, expect, test, vi} from 'vitest';
 import * as fs from 'fs';
 import * as path from 'path';
 import * as dotenv from 'dotenv';
 
-import {Context} from '@actions/github/lib/context';
-import {GitHub} from '@docker/actions-toolkit/lib/github';
-import {Toolkit} from '@docker/actions-toolkit/lib/toolkit';
-import {GitHubRepo} from '@docker/actions-toolkit/lib/types/github';
+import {Context} from '@actions/github/lib/context.js';
+import {GitHub} from '@docker/actions-toolkit/lib/github.js';
+import {Toolkit} from '@docker/actions-toolkit/lib/toolkit.js';
+import {GitHubRepo} from '@docker/actions-toolkit/lib/types/github.js';
 
-import {ContextSource, getContext, getInputs, Inputs} from '../src/context';
-import {Meta, Version} from '../src/meta';
+import {ContextSource, getContext, getInputs, Inputs} from '../src/context.js';
+import {Meta, Version} from '../src/meta.js';
 
-import repoFixture from './fixtures/repo.json';
+import repoFixture from './fixtures/repo.json' with {type: 'json'};
 
-jest.spyOn(GitHub.prototype, 'repoData').mockImplementation((): Promise<GitHubRepo> => {
+vi.spyOn(GitHub.prototype, 'repoData').mockImplementation((): Promise<GitHubRepo> => {
   return <Promise<GitHubRepo>>(repoFixture as unknown);
 });
 
-jest.spyOn(global.Date.prototype, 'toISOString').mockImplementation(() => {
+vi.spyOn(global.Date.prototype, 'toISOString').mockImplementation(() => {
   return '2020-01-10T00:30:00.000Z';
 });
 
-jest.mock('moment-timezone', () => {
-  return () => (jest.requireActual('moment-timezone') as typeof import('moment-timezone'))('2020-01-10T00:30:00.000Z');
+vi.mock('moment-timezone', async () => {
+  const actual = await vi.importActual<unknown>('moment-timezone');
+  const actualModule = actual as {default?: (input?: string | Date) => unknown};
+  const momentTimezone = (typeof actual === 'function' ? actual : actualModule.default) as (input?: string | Date) => unknown;
+  return {
+    __esModule: true,
+    default: () => momentTimezone('2020-01-10T00:30:00.000Z')
+  };
 });
 
 beforeEach(() => {
-  jest.clearAllMocks();
+  vi.clearAllMocks();
   Object.keys(process.env).forEach(function (key) {
     if (key !== 'GITHUB_TOKEN' && key.startsWith('GITHUB_')) {
       delete process.env[key];
     }
   });
 
-  jest.spyOn(GitHub, 'context', 'get').mockImplementation((): Context => {
+  vi.spyOn(GitHub, 'context', 'get').mockImplementation((): Context => {
     //@ts-expect-error partial info
     return {
       ...new Context(),
@@ -53,7 +59,7 @@ describe('isRawStatement', () => {
     ['{{ raw }}', true],
     ['{{ raw}}', true],
     ['{{raw}}', true],
-  ])('given %p pattern', async (pattern: string, expected: boolean) => {
+  ])('given %o pattern', async (pattern: string, expected: boolean) => {
     expect(Meta.isRawStatement(pattern)).toEqual(expected);
   });
 });
@@ -79,7 +85,7 @@ const tagsLabelsTest = async (name: string, envFile: string, inputs: Inputs, exV
 
 describe('null', () => {
   // prettier-ignore
-  // eslint-disable-next-line jest/expect-expect
+  // eslint-disable-next-line vitest/expect-expect
   test.each([
     [
       'null01',
@@ -133,12 +139,12 @@ describe('null', () => {
       ],
       undefined
     ],
-  ])('given %p with %p event', tagsLabelsTest);
+  ])('given %o with %o event', tagsLabelsTest);
 });
 
 describe('push', () => {
   // prettier-ignore
-  // eslint-disable-next-line jest/expect-expect
+  // eslint-disable-next-line vitest/expect-expect
   test.each([
     [
       'push01',
@@ -856,12 +862,12 @@ describe('push', () => {
       ],
       undefined
     ]
-  ])('given %p with %p event', tagsLabelsTest);
+  ])('given %o with %o event', tagsLabelsTest);
 });
 
 describe('tag', () => {
   // prettier-ignore
-  // eslint-disable-next-line jest/expect-expect
+  // eslint-disable-next-line vitest/expect-expect
   test.each([
     [
       'tag01',
@@ -2035,12 +2041,12 @@ describe('tag', () => {
       ],
       undefined
     ]
-  ])('given %p with %p event', tagsLabelsTest);
+  ])('given %o with %o event', tagsLabelsTest);
 });
 
 describe('latest', () => {
   // prettier-ignore
-  // eslint-disable-next-line jest/expect-expect
+  // eslint-disable-next-line vitest/expect-expect
   test.each([
     [
       'latest01',
@@ -2377,12 +2383,12 @@ describe('latest', () => {
       ],
       undefined
     ]
-  ])('given %p with %p event', tagsLabelsTest);
+  ])('given %o with %o event', tagsLabelsTest);
 });
 
 describe('pr', () => {
   // prettier-ignore
-  // eslint-disable-next-line jest/expect-expect
+  // eslint-disable-next-line vitest/expect-expect
   test.each([
     [
       'pr01',
@@ -2765,12 +2771,11 @@ describe('pr', () => {
       ],
       undefined
     ],
-  ])('given %p with %p event', tagsLabelsTest);
+  ])('given %o with %o event', tagsLabelsTest);
 });
 
 describe('pr-head-sha', () => {
   // prettier-ignore
-  // eslint-disable-next-line jest/expect-expect
   test.each([
     [
       'pr01',
@@ -3141,7 +3146,7 @@ describe('pr-head-sha', () => {
         "org.opencontainers.image.version=src-2020-01-10T00-30-00Z",
       ]
     ],
-  ])('given %p with %p event', async (name: string, envFile: string, inputs: Inputs, exVersion: Version, exTags: Array<string>, exLabelsAnnotations: Array<string>) => {
+  ])('given %o with %o event', async (name: string, envFile: string, inputs: Inputs, exVersion: Version, exTags: Array<string>, exLabelsAnnotations: Array<string>) => {
     process.env = dotenv.parse(fs.readFileSync(path.join(__dirname, 'fixtures', envFile)));
     process.env.DOCKER_METADATA_PR_HEAD_SHA = 'true';
 
@@ -3165,7 +3170,7 @@ describe('pr-head-sha', () => {
 
 describe('schedule', () => {
   // prettier-ignore
-  // eslint-disable-next-line jest/expect-expect
+  // eslint-disable-next-line vitest/expect-expect
   test.each([
     [
       'schedule01',
@@ -3424,12 +3429,12 @@ describe('schedule', () => {
       ],
       undefined
     ],
-  ])('given %p with %p event', tagsLabelsTest);
+  ])('given %o with %o event', tagsLabelsTest);
 });
 
 describe('release', () => {
   // prettier-ignore
-  // eslint-disable-next-line jest/expect-expect
+  // eslint-disable-next-line vitest/expect-expect
   test.each([
     [
       'release01',
@@ -3526,12 +3531,12 @@ describe('release', () => {
       ],
       undefined
     ]
-  ])('given %s with %p event', tagsLabelsTest);
+  ])('given %o with %o event', tagsLabelsTest);
 });
 
 describe('raw', () => {
   // prettier-ignore
-  // eslint-disable-next-line jest/expect-expect
+  // eslint-disable-next-line vitest/expect-expect
   test.each([
     [
       'raw01',
@@ -3906,12 +3911,11 @@ describe('raw', () => {
       ],
       undefined
     ],
-  ])('given %p wth %p event', tagsLabelsTest);
+  ])('given %o with %o event', tagsLabelsTest);
 });
 
 describe('json', () => {
   // prettier-ignore
-  // eslint-disable-next-line jest/expect-expect
   test.each([
     [
       'json01',
@@ -4261,7 +4265,7 @@ describe('json', () => {
         ]
       }
     ]
-  ])('given %p with %p event', async (name: string, envFile: string, inputs: Inputs, exJSON: unknown) => {
+  ])('given %o with %o event', async (name: string, envFile: string, inputs: Inputs, exJSON: unknown) => {
     process.env = dotenv.parse(fs.readFileSync(path.join(__dirname, 'fixtures', envFile)));
 
     const toolkit = new Toolkit();
@@ -4275,7 +4279,6 @@ describe('json', () => {
 
 describe('bakeFile', () => {
   // prettier-ignore
-  // eslint-disable-next-line jest/expect-expect
   test.each([
     [
       'bakeFile01',
@@ -4777,7 +4780,7 @@ describe('bakeFile', () => {
         }
       }
     ]
-  ])('given %p with %p event', async (name: string, envFile: string, inputs: Inputs, exBakeTags: unknown, exBakeLabels: unknown, exBakeAnnotations: unknown) => {
+  ])('given %o with %o event', async (name: string, envFile: string, inputs: Inputs, exBakeTags: unknown, exBakeLabels: unknown, exBakeAnnotations: unknown) => {
     process.env = dotenv.parse(fs.readFileSync(path.join(__dirname, 'fixtures', envFile)));
 
     const toolkit = new Toolkit();
@@ -4797,7 +4800,6 @@ describe('bakeFile', () => {
 
 describe('bakeFileTagsLabels', () => {
   // prettier-ignore
-  // eslint-disable-next-line jest/expect-expect
   test.each([
     [
       'bakeFileTagsLabels01',
@@ -4841,7 +4843,7 @@ describe('bakeFileTagsLabels', () => {
         }
       }
     ]
-  ])('given %p with %p event', async (name: string, envFile: string, inputs: Inputs, exBakeDefinition: unknown) => {
+  ])('given %o with %o event', async (name: string, envFile: string, inputs: Inputs, exBakeDefinition: unknown) => {
     process.env = dotenv.parse(fs.readFileSync(path.join(__dirname, 'fixtures', envFile)));
 
     const toolkit = new Toolkit();
@@ -4855,7 +4857,6 @@ describe('bakeFileTagsLabels', () => {
 
 describe('sepTags', () => {
   // prettier-ignore
-  // eslint-disable-next-line jest/expect-expect
   test.each([
     [
       'sepTags01',
@@ -4887,14 +4888,11 @@ describe('sepTags', () => {
       } as Inputs,
       "user/app:dev,user/app:my,user/app:custom,user/app:tags"
     ]
-  ])('given %p with %p event', async (name: string, envFile: string, inputs: Inputs, expTags: string) => {
-
+  ])('given %o with %o event', async (name: string, envFile: string, inputs: Inputs, expTags: string) => {
     process.env = dotenv.parse(fs.readFileSync(path.join(__dirname, 'fixtures', envFile)));
 
     const toolkit = new Toolkit();
-
     const repo = await toolkit.github.repoData();
-
     const meta = new Meta({...getInputs(), ...inputs}, await getContext(ContextSource.workflow, toolkit), repo);
 
     expect(meta.getTags().join(inputs.sepTags)).toEqual(expTags);

__tests__/setup.unit.ts

@@ -0,0 +1,259 @@
+import fs from 'node:fs';
+import {createRequire} from 'node:module';
+import os from 'node:os';
+import path from 'node:path';
+import {vi} from 'vitest';
+
+const tmpDir = fs.mkdtempSync(path.join(os.tmpdir(), 'docker-metadata-action-'));
+
+process.env = Object.assign({}, process.env, {
+  TEMP: tmpDir,
+  GITHUB_REPOSITORY: 'docker/metadata-action',
+  RUNNER_TEMP: path.join(tmpDir, 'runner-temp'),
+  RUNNER_TOOL_CACHE: path.join(tmpDir, 'runner-tool-cache')
+});
+
+const require = createRequire(import.meta.url);
+type RequireCacheEntry = NonNullable<(typeof require.cache)[string]>;
+
+const githubMock = {
+  context: {
+    repo: {
+      owner: 'docker',
+      repo: 'actions-toolkit'
+    },
+    ref: 'refs/heads/dev',
+    sha: '5f3331d7f7044c18ca9f12c77d961c4d7cf3276a',
+    runId: 2188748038,
+    runNumber: 15,
+    payload: {
+      after: '860c1904a1ce19322e91ac35af1ab07466440c37',
+      base_ref: null,
+      before: '5f3331d7f7044c18ca9f12c77d961c4d7cf3276a',
+      commits: [
+        {
+          author: {
+            email: 'crazy-max@users.noreply.github.com',
+            name: 'CrazyMax',
+            username: 'crazy-max'
+          },
+          committer: {
+            email: 'crazy-max@users.noreply.github.com',
+            name: 'CrazyMax',
+            username: 'crazy-max'
+          },
+          distinct: true,
+          id: '860c1904a1ce19322e91ac35af1ab07466440c37',
+          message: 'hello dev',
+          timestamp: '2022-04-19T11:27:24+02:00',
+          tree_id: 'd2c60af597e863787d2d27f569e30495b0b92820',
+          url: 'https://github.com/docker/test-docker-action/commit/860c1904a1ce19322e91ac35af1ab07466440c37'
+        }
+      ],
+      compare: 'https://github.com/docker/test-docker-action/compare/5f3331d7f704...860c1904a1ce',
+      created: false,
+      deleted: false,
+      forced: false,
+      head_commit: {
+        author: {
+          email: 'crazy-max@users.noreply.github.com',
+          name: 'CrazyMax',
+          username: 'crazy-max'
+        },
+        committer: {
+          email: 'crazy-max@users.noreply.github.com',
+          name: 'CrazyMax',
+          username: 'crazy-max'
+        },
+        distinct: true,
+        id: '860c1904a1ce19322e91ac35af1ab07466440c37',
+        message: 'hello dev',
+        timestamp: '2022-04-19T11:27:24+02:00',
+        tree_id: 'd2c60af597e863787d2d27f569e30495b0b92820',
+        url: 'https://github.com/docker/test-docker-action/commit/860c1904a1ce19322e91ac35af1ab07466440c37'
+      },
+      organization: {
+        avatar_url: 'https://avatars.githubusercontent.com/u/5429470?v=4',
+        description: 'Docker helps developers bring their ideas to life by conquering the complexity of app development.',
+        events_url: 'https://api.github.com/orgs/docker/events',
+        hooks_url: 'https://api.github.com/orgs/docker/hooks',
+        id: 5429470,
+        issues_url: 'https://api.github.com/orgs/docker/issues',
+        login: 'docker',
+        members_url: 'https://api.github.com/orgs/docker/members{/member}',
+        node_id: 'MDEyOk9yZ2FuaXphdGlvbjU0Mjk0NzA=',
+        public_members_url: 'https://api.github.com/orgs/docker/public_members{/member}',
+        repos_url: 'https://api.github.com/orgs/docker/repos',
+        url: 'https://api.github.com/orgs/docker'
+      },
+      pusher: {
+        email: 'github@crazymax.dev',
+        name: 'crazy-max'
+      },
+      ref: 'refs/heads/dev',
+      repository: {
+        allow_forking: true,
+        archive_url: 'https://api.github.com/repos/docker/test-docker-action/{archive_format}{/ref}',
+        archived: false,
+        assignees_url: 'https://api.github.com/repos/docker/test-docker-action/assignees{/user}',
+        blobs_url: 'https://api.github.com/repos/docker/test-docker-action/git/blobs{/sha}',
+        branches_url: 'https://api.github.com/repos/docker/test-docker-action/branches{/branch}',
+        clone_url: 'https://github.com/docker/test-docker-action.git',
+        collaborators_url: 'https://api.github.com/repos/docker/test-docker-action/collaborators{/collaborator}',
+        comments_url: 'https://api.github.com/repos/docker/test-docker-action/comments{/number}',
+        commits_url: 'https://api.github.com/repos/docker/test-docker-action/commits{/sha}',
+        compare_url: 'https://api.github.com/repos/docker/test-docker-action/compare/{base}...{head}',
+        contents_url: 'https://api.github.com/repos/docker/test-docker-action/contents/{+path}',
+        contributors_url: 'https://api.github.com/repos/docker/test-docker-action/contributors',
+        created_at: 1596792180,
+        default_branch: 'master',
+        deployments_url: 'https://api.github.com/repos/docker/test-docker-action/deployments',
+        description: 'Test "Docker" Actions',
+        disabled: false,
+        downloads_url: 'https://api.github.com/repos/docker/test-docker-action/downloads',
+        events_url: 'https://api.github.com/repos/docker/test-docker-action/events',
+        fork: false,
+        forks: 1,
+        forks_count: 1,
+        forks_url: 'https://api.github.com/repos/docker/test-docker-action/forks',
+        full_name: 'docker/test-docker-action',
+        git_commits_url: 'https://api.github.com/repos/docker/test-docker-action/git/commits{/sha}',
+        git_refs_url: 'https://api.github.com/repos/docker/test-docker-action/git/refs{/sha}',
+        git_tags_url: 'https://api.github.com/repos/docker/test-docker-action/git/tags{/sha}',
+        git_url: 'git://github.com/docker/test-docker-action.git',
+        has_downloads: true,
+        has_issues: true,
+        has_pages: false,
+        has_projects: true,
+        has_wiki: true,
+        homepage: '',
+        hooks_url: 'https://api.github.com/repos/docker/test-docker-action/hooks',
+        html_url: 'https://github.com/docker/test-docker-action',
+        id: 285789493,
+        is_template: false,
+        issue_comment_url: 'https://api.github.com/repos/docker/test-docker-action/issues/comments{/number}',
+        issue_events_url: 'https://api.github.com/repos/docker/test-docker-action/issues/events{/number}',
+        issues_url: 'https://api.github.com/repos/docker/test-docker-action/issues{/number}',
+        keys_url: 'https://api.github.com/repos/docker/test-docker-action/keys{/key_id}',
+        labels_url: 'https://api.github.com/repos/docker/test-docker-action/labels{/name}',
+        language: 'JavaScript',
+        languages_url: 'https://api.github.com/repos/docker/test-docker-action/languages',
+        license: {
+          key: 'mit',
+          name: 'MIT License',
+          node_id: 'MDc6TGljZW5zZTEz',
+          spdx_id: 'MIT',
+          url: 'https://api.github.com/licenses/mit'
+        },
+        master_branch: 'master',
+        merges_url: 'https://api.github.com/repos/docker/test-docker-action/merges',
+        milestones_url: 'https://api.github.com/repos/docker/test-docker-action/milestones{/number}',
+        mirror_url: null,
+        name: 'test-docker-action',
+        node_id: 'MDEwOlJlcG9zaXRvcnkyODU3ODk0OTM=',
+        notifications_url: 'https://api.github.com/repos/docker/test-docker-action/notifications{?since,all,participating}',
+        open_issues: 6,
+        open_issues_count: 6,
+        organization: 'docker',
+        owner: {
+          avatar_url: 'https://avatars.githubusercontent.com/u/5429470?v=4',
+          email: 'info@docker.com',
+          events_url: 'https://api.github.com/users/docker/events{/privacy}',
+          followers_url: 'https://api.github.com/users/docker/followers',
+          following_url: 'https://api.github.com/users/docker/following{/other_user}',
+          gists_url: 'https://api.github.com/users/docker/gists{/gist_id}',
+          gravatar_id: '',
+          html_url: 'https://github.com/docker',
+          id: 5429470,
+          login: 'docker',
+          name: 'docker',
+          node_id: 'MDEyOk9yZ2FuaXphdGlvbjU0Mjk0NzA=',
+          organizations_url: 'https://api.github.com/users/docker/orgs',
+          received_events_url: 'https://api.github.com/users/docker/received_events',
+          repos_url: 'https://api.github.com/users/docker/repos',
+          site_admin: false,
+          starred_url: 'https://api.github.com/users/docker/starred{/owner}{/repo}',
+          subscriptions_url: 'https://api.github.com/users/docker/subscriptions',
+          type: 'Organization',
+          url: 'https://api.github.com/users/docker'
+        },
+        private: true,
+        pulls_url: 'https://api.github.com/repos/docker/test-docker-action/pulls{/number}',
+        pushed_at: 1650360446,
+        releases_url: 'https://api.github.com/repos/docker/test-docker-action/releases{/id}',
+        size: 796,
+        ssh_url: 'git@github.com:docker/test-docker-action.git',
+        stargazers: 0,
+        stargazers_count: 0,
+        stargazers_url: 'https://api.github.com/repos/docker/test-docker-action/stargazers',
+        statuses_url: 'https://api.github.com/repos/docker/test-docker-action/statuses/{sha}',
+        subscribers_url: 'https://api.github.com/repos/docker/test-docker-action/subscribers',
+        subscription_url: 'https://api.github.com/repos/docker/test-docker-action/subscription',
+        svn_url: 'https://github.com/docker/test-docker-action',
+        tags_url: 'https://api.github.com/repos/docker/test-docker-action/tags',
+        teams_url: 'https://api.github.com/repos/docker/test-docker-action/teams',
+        topics: [],
+        trees_url: 'https://api.github.com/repos/docker/test-docker-action/git/trees{/sha}',
+        updated_at: '2022-04-19T09:05:09Z',
+        url: 'https://github.com/docker/test-docker-action',
+        visibility: 'private',
+        watchers: 0,
+        watchers_count: 0
+      },
+      sender: {
+        avatar_url: 'https://avatars.githubusercontent.com/u/1951866?v=4',
+        events_url: 'https://api.github.com/users/crazy-max/events{/privacy}',
+        followers_url: 'https://api.github.com/users/crazy-max/followers',
+        following_url: 'https://api.github.com/users/crazy-max/following{/other_user}',
+        gists_url: 'https://api.github.com/users/crazy-max/gists{/gist_id}',
+        gravatar_id: '',
+        html_url: 'https://github.com/crazy-max',
+        id: 1951866,
+        login: 'crazy-max',
+        node_id: 'MDQ6VXNlcjE5NTE4NjY=',
+        organizations_url: 'https://api.github.com/users/crazy-max/orgs',
+        received_events_url: 'https://api.github.com/users/crazy-max/received_events',
+        repos_url: 'https://api.github.com/users/crazy-max/repos',
+        site_admin: false,
+        starred_url: 'https://api.github.com/users/crazy-max/starred{/owner}{/repo}',
+        subscriptions_url: 'https://api.github.com/users/crazy-max/subscriptions',
+        type: 'User',
+        url: 'https://api.github.com/users/crazy-max'
+      }
+    }
+  },
+  getOctokit: () => ({
+    rest: {
+      repos: {
+        getCommit: async () => ({
+          data: {
+            commit: {
+              committer: {
+                date: '2024-11-13T13:42:28Z'
+              }
+            }
+          }
+        })
+      }
+    }
+  })
+};
+
+vi.mock('@actions/github', () => githubMock);
+
+for (const mod of ['@actions/github', '@docker/actions-toolkit/node_modules/@actions/github']) {
+  try {
+    const resolved = require.resolve(mod);
+    vi.doMock(resolved, () => githubMock);
+    require.cache[resolved] = {
+      id: resolved,
+      filename: resolved,
+      loaded: true,
+      exports: githubMock,
+      children: [],
+      paths: []
+    } as RequireCacheEntry;
+  } catch {
+    // Ignore unresolved optional paths; vi.mock handles module-level mocking.
+  }
+}

__tests__/tag.test.ts

@@ -1,6 +1,6 @@
-import {describe, expect, test} from '@jest/globals';
+import {describe, expect, test} from 'vitest';
 
-import {Transform, Parse, Tag, Type, RefEvent, ShaFormat, DefaultPriorities} from '../src/tag';
+import {Transform, Parse, Tag, Type, RefEvent, ShaFormat, DefaultPriorities} from '../src/tag.js';
 
 describe('transform', () => {
   // prettier-ignore
@@ -107,7 +107,7 @@ describe('transform', () => {
       if (!invalid) {
         console.error(err);
       }
-      // eslint-disable-next-line jest/no-conditional-expect
+      // eslint-disable-next-line vitest/no-conditional-expect
       expect(true).toBe(invalid);
     }
   });
@@ -461,7 +461,7 @@ describe('parse', () => {
       if (!invalid) {
         console.error(err);
       }
-      // eslint-disable-next-line jest/no-conditional-expect
+      // eslint-disable-next-line vitest/no-conditional-expect
       expect(true).toBe(invalid);
     }
   });

dev.Dockerfile

@@ -3,10 +3,11 @@
 ARG NODE_VERSION=20
 
 FROM node:${NODE_VERSION}-alpine AS base
-RUN apk add --no-cache cpio findutils git
+RUN apk add --no-cache cpio findutils git rsync
 WORKDIR /src
 RUN --mount=type=bind,target=.,rw \
   --mount=type=cache,target=/src/.yarn/cache <<EOT
+  set -e
   corepack enable
   yarn --version
   yarn config set --home enableTelemetry 0
@@ -34,18 +35,27 @@ RUN --mount=type=bind,target=.,rw <<EOT
 EOT
 
 FROM deps AS build
-RUN --mount=type=bind,target=.,rw \
+RUN --mount=target=/context \
   --mount=type=cache,target=/src/.yarn/cache \
-  --mount=type=cache,target=/src/node_modules \
-  yarn run build && mkdir /out && cp -Rf dist /out/
+  --mount=type=cache,target=/src/node_modules <<EOT
+  set -e
+  rsync -a /context/. .
+  rm -rf dist
+  yarn run build
+  mkdir /out
+  cp -r dist /out
+EOT
 
 FROM scratch AS build-update
 COPY --from=build /out /
 
 FROM build AS build-validate
-RUN --mount=type=bind,target=.,rw <<EOT
+RUN --mount=target=/context \
+  --mount=target=.,type=tmpfs <<EOT
   set -e
+  rsync -a /context/. .
   git add -A
+  rm -rf dist
   cp -rf /out/* .
   if [ -n "$(git status --porcelain -- dist)" ]; then
     echo >&2 'ERROR: Build result differs. Please build first with "docker buildx bake build"'
@@ -58,8 +68,7 @@ FROM deps AS format
 RUN --mount=type=bind,target=.,rw \
   --mount=type=cache,target=/src/.yarn/cache \
   --mount=type=cache,target=/src/node_modules \
-  yarn run format \
-  && mkdir /out && find . -name '*.ts' -not -path './node_modules/*' -not -path './.yarn/*' | cpio -pdm /out
+  yarn run format && mkdir /out && find . -name '*.ts' -not -path './node_modules/*' -not -path './.yarn/*' | cpio -pdm /out
 
 FROM scratch AS format-update
 COPY --from=format /out /
@@ -74,7 +83,7 @@ FROM deps AS test
 RUN --mount=type=bind,target=.,rw \
   --mount=type=cache,target=/src/.yarn/cache \
   --mount=type=cache,target=/src/node_modules \
-  yarn run test --coverage --coverageDirectory=/tmp/coverage
+  yarn run test --coverage --coverage.reportsDirectory=/tmp/coverage
 
 FROM scratch AS test-coverage
 COPY --from=test /tmp/coverage /

dist/606.index.js

@@ -1,7 +1,6 @@
-"use strict";
-exports.id = 606;
-exports.ids = [606];
-exports.modules = {
+export const id = 606;
+export const ids = [606];
+export const modules = {
 
 /***/ 606:
 /***/ ((__unused_webpack___webpack_module__, __webpack_exports__, __webpack_require__) => {
@@ -296,5 +295,5 @@ const pMapSkip = Symbol('skip');
 /***/ })
 
 };
-;
+
 //# sourceMappingURL=606.index.js.map

dist/package.json

@@ -0,0 +1,3 @@
+{
+  "type": "module"
+}

eslint.config.mjs

@@ -0,0 +1,52 @@
+import {defineConfig} from 'eslint/config';
+import js from '@eslint/js';
+import tseslint from '@typescript-eslint/eslint-plugin';
+import vitest from '@vitest/eslint-plugin';
+import globals from 'globals';
+import eslintConfigPrettier from 'eslint-config-prettier/flat';
+import eslintPluginPrettier from 'eslint-plugin-prettier';
+
+export default defineConfig([
+  {
+    ignores: ['.yarn/**/*', 'coverage/**/*', 'dist/**/*']
+  },
+  js.configs.recommended,
+  ...tseslint.configs['flat/recommended'],
+  eslintConfigPrettier,
+  {
+    languageOptions: {
+      globals: {
+        ...globals.node
+      }
+    }
+  },
+  {
+    files: ['__tests__/**'],
+    ...vitest.configs.recommended,
+    languageOptions: {
+      globals: {
+        ...globals.node,
+        ...vitest.environments.env.globals
+      }
+    },
+    rules: {
+      ...vitest.configs.recommended.rules,
+      'vitest/no-conditional-expect': 'error',
+      'vitest/no-disabled-tests': 0
+    }
+  },
+  {
+    plugins: {
+      prettier: eslintPluginPrettier
+    },
+    rules: {
+      'prettier/prettier': 'error',
+      '@typescript-eslint/no-require-imports': [
+        'error',
+        {
+          allowAsImport: true
+        }
+      ]
+    }
+  }
+]);

jest.config.ts

@@ -1,31 +0,0 @@
-import fs from 'fs';
-import os from 'os';
-import path from 'path';
-
-const tmpDir = fs.mkdtempSync(path.join(os.tmpdir(), 'docker-metadata-action-'));
-
-process.env = Object.assign({}, process.env, {
-  TEMP: tmpDir,
-  GITHUB_REPOSITORY: 'docker/metadata-action',
-  RUNNER_TEMP: path.join(tmpDir, 'runner-temp'),
-  RUNNER_TOOL_CACHE: path.join(tmpDir, 'runner-tool-cache')
-}) as {
-  [key: string]: string;
-};
-
-module.exports = {
-  clearMocks: true,
-  testEnvironment: 'node',
-  moduleFileExtensions: ['js', 'ts'],
-  setupFiles: ['dotenv/config'],
-  testMatch: ['**/*.test.ts'],
-  transform: {
-    '^.+\\.ts$': 'ts-jest'
-  },
-  moduleNameMapper: {
-    '^csv-parse/sync': '<rootDir>/node_modules/csv-parse/dist/cjs/sync.cjs'
-  },
-  collectCoverageFrom: ['src/**/{!(main.ts),}.ts'],
-  coveragePathIgnorePatterns: ['lib/', 'node_modules/', '__mocks__/', '__tests__/'],
-  verbose: true
-};

package.json

@@ -1,16 +1,13 @@
 {
   "name": "docker-metadata-action",
   "description": "GitHub Action to extract metadata (tags, labels) for Docker",
+  "type": "module",
   "main": "src/main.ts",
   "scripts": {
     "build": "ncc build --source-map --minify --license licenses.txt",
-    "lint": "yarn run prettier && yarn run eslint",
-    "format": "yarn run prettier:fix && yarn run eslint:fix",
-    "eslint": "eslint --max-warnings=0 .",
-    "eslint:fix": "eslint --fix .",
-    "prettier": "prettier --check \"./**/*.ts\"",
-    "prettier:fix": "prettier --write \"./**/*.ts\"",
-    "test": "jest"
+    "lint": "eslint --max-warnings=0 .",
+    "format": "eslint --fix .",
+    "test": "vitest run"
   },
   "repository": {
     "type": "git",
@@ -27,7 +24,7 @@
   "license": "Apache-2.0",
   "packageManager": "yarn@4.9.2",
   "dependencies": {
-    "@actions/core": "^1.11.1",
+    "@actions/core": "^3.0.0",
     "@actions/github": "^6.0.1",
     "@docker/actions-toolkit": "^0.68.0",
     "@renovate/pep440": "^1.0.0",
@@ -35,23 +32,24 @@
     "handlebars": "^4.7.8",
     "moment": "^2.30.1",
     "moment-timezone": "^0.6.0",
-    "semver": "^7.7.3"
+    "semver": "^7.7.4"
   },
   "devDependencies": {
-    "@types/node": "^20.19.9",
+    "@eslint/js": "^9.39.3",
+    "@types/node": "^20.19.35",
     "@types/semver": "^7.7.1",
-    "@typescript-eslint/eslint-plugin": "^7.18.0",
-    "@typescript-eslint/parser": "^7.18.0",
-    "@vercel/ncc": "^0.38.3",
-    "dotenv": "^16.6.1",
-    "eslint": "^8.57.1",
-    "eslint-config-prettier": "^9.1.2",
-    "eslint-plugin-jest": "^28.14.0",
-    "eslint-plugin-prettier": "^5.5.4",
-    "jest": "^29.7.0",
-    "prettier": "^3.6.2",
-    "ts-jest": "^29.4.1",
-    "ts-node": "^10.9.2",
-    "typescript": "^5.9.2"
+    "@typescript-eslint/eslint-plugin": "^8.56.1",
+    "@typescript-eslint/parser": "^8.56.1",
+    "@vercel/ncc": "^0.38.4",
+    "@vitest/coverage-v8": "^4.0.18",
+    "@vitest/eslint-plugin": "^1.6.9",
+    "dotenv": "^17.3.1",
+    "eslint": "^9.39.3",
+    "eslint-config-prettier": "^10.1.8",
+    "eslint-plugin-prettier": "^5.5.5",
+    "globals": "^17.3.0",
+    "prettier": "^3.8.1",
+    "typescript": "^5.9.3",
+    "vitest": "^4.0.18"
   }
 }

src/context.ts

@@ -1,9 +1,10 @@
 import * as core from '@actions/core';
-import {Context as GithubContext} from '@actions/github/lib/context';
-import {Util} from '@docker/actions-toolkit/lib/util';
-import {Git} from '@docker/actions-toolkit/lib/git';
-import {GitHub} from '@docker/actions-toolkit/lib/github';
-import {Toolkit} from '@docker/actions-toolkit/lib/toolkit';
+
+import {Context as GithubContext} from '@actions/github/lib/context.js';
+import {Util} from '@docker/actions-toolkit/lib/util.js';
+import {Git} from '@docker/actions-toolkit/lib/git.js';
+import {GitHub} from '@docker/actions-toolkit/lib/github.js';
+import {Toolkit} from '@docker/actions-toolkit/lib/toolkit.js';
 
 export interface Context extends GithubContext {
   commitDate: Date;

src/main.ts

@@ -1,11 +1,11 @@
 import * as fs from 'fs';
 import * as core from '@actions/core';
 import * as actionsToolkit from '@docker/actions-toolkit';
-import {Toolkit} from '@docker/actions-toolkit/lib/toolkit';
-import {Util} from '@docker/actions-toolkit/lib/util';
+import {Toolkit} from '@docker/actions-toolkit/lib/toolkit.js';
+import {Util} from '@docker/actions-toolkit/lib/util.js';
 
-import {getContext, getInputs, Inputs} from './context';
-import {Meta, Version} from './meta';
+import {getContext, getInputs, Inputs} from './context.js';
+import {Meta, Version} from './meta.js';
 
 actionsToolkit.run(
   // main

src/meta.ts

@@ -5,13 +5,13 @@ import moment from 'moment-timezone';
 import * as pep440 from '@renovate/pep440';
 import * as semver from 'semver';
 import * as core from '@actions/core';
-import {Context as ToolkitContext} from '@docker/actions-toolkit/lib/context';
-import {GitHubRepo} from '@docker/actions-toolkit/lib/types/github';
+import {Context as ToolkitContext} from '@docker/actions-toolkit/lib/context.js';
+import {GitHubRepo} from '@docker/actions-toolkit/lib/types/github.js';
 
-import {Inputs, Context} from './context';
-import * as icl from './image';
-import * as tcl from './tag';
-import * as fcl from './flavor';
+import {Inputs, Context} from './context.js';
+import * as icl from './image.js';
+import * as tcl from './tag.js';
+import * as fcl from './flavor.js';
 
 const defaultShortShaLength = 7;
 
@@ -376,7 +376,7 @@ export class Meta {
       if (hp.body.length == 1 && hp.body[0].type == 'MustacheStatement') {
         return hp.body[0]['path']['parts'].length == 1 && hp.body[0]['path']['parts'][0] == 'raw';
       }
-    } catch (err) {
+    } catch {
       return false;
     }
     return false;

tsconfig.json

@@ -1,9 +1,8 @@
 {
   "compilerOptions": {
+    "module": "nodenext",
+    "moduleResolution": "nodenext",
     "esModuleInterop": true,
-    "target": "es6",
-    "module": "commonjs",
-    "strict": true,
     "newLine": "lf",
     "outDir": "./lib",
     "rootDir": "./src",
@@ -12,11 +11,7 @@
     "resolveJsonModule": true,
     "useUnknownInCatchVariables": false,
   },
-  "exclude": [
-    "./__mocks__/**/*",
-    "./__tests__/**/*",
-    "./lib/**/*",
-    "node_modules",
-    "jest.config.ts"
+  "include": [
+    "src/**/*.ts"
   ]
 }

vitest.config.ts

@@ -0,0 +1,16 @@
+import {defineConfig} from 'vitest/config';
+
+export default defineConfig({
+  test: {
+    clearMocks: true,
+    environment: 'node',
+    setupFiles: ['./__tests__/setup.unit.ts'],
+    include: ['**/*.test.ts'],
+    coverage: {
+      provider: 'v8',
+      reporter: ['clover'],
+      include: ['src/**/*.ts'],
+      exclude: ['src/**/main.ts']
+    }
+  }
+});