Bump actions/checkout from 3 to 4 (#46)

Bumps [actions/checkout](https://github.com/actions/checkout) from 3 to 4.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](https://github.com/actions/checkout/compare/v3...v4)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.eslintignore

@@ -0,0 +1,6 @@
+# Ignore list
+/*
+
+# Do not ignore these folders:
+!__tests__/
+!src/

.eslintrc.js

@@ -0,0 +1,51 @@
+// This is a reusable configuration file copied from https://github.com/actions/reusable-workflows/tree/main/reusable-configurations. Please don't make changes to this file as it's the subject of an automatic update.
+module.exports = {
+  extends: [
+    'eslint:recommended',
+    'plugin:@typescript-eslint/recommended',
+    'plugin:eslint-plugin-jest/recommended',
+    'eslint-config-prettier'
+  ],
+  parser: '@typescript-eslint/parser',
+  plugins: ['@typescript-eslint', 'eslint-plugin-node', 'eslint-plugin-jest'],
+  rules: {
+    '@typescript-eslint/no-require-imports': 'error',
+    '@typescript-eslint/no-non-null-assertion': 'off',
+    '@typescript-eslint/no-explicit-any': 'off',
+    '@typescript-eslint/no-empty-function': 'off',
+    '@typescript-eslint/ban-ts-comment': [
+      'error',
+      {
+        'ts-ignore': 'allow-with-description'
+      }
+    ],
+    'no-console': 'error',
+    'yoda': 'error',
+    'prefer-const': [
+      'error',
+      {
+        destructuring: 'all'
+      }
+    ],
+    'no-control-regex': 'off',
+    'no-constant-condition': ['error', {checkLoops: false}],
+    'node/no-extraneous-import': 'error'
+  },
+  overrides: [
+    {
+      files: ['**/*{test,spec}.ts'],
+      rules: {
+        '@typescript-eslint/no-unused-vars': 'off',
+        'jest/no-standalone-expect': 'off',
+        'jest/no-conditional-expect': 'off',
+        'no-console': 'off',
+
+      }
+    }
+  ],
+  env: {
+    node: true,
+    es6: true,
+    'jest/globals': true
+  }
+};

.gitattributes

@@ -0,0 +1,2 @@
+* text=auto eol=lf
+.licenses/** -diff linguist-generated=true

.github/CODEOWNERS

@@ -1 +1 @@
-* @actions/virtual-environments-owners
+* @actions/setup-actions-team

.github/dependabot.yml

@@ -0,0 +1,22 @@
+# To get started with Dependabot version updates, you'll need to specify which
+# package ecosystems to update and where the package manifests are located.
+# Please see the documentation for all configuration options:
+# https://docs.github.com/code-security/dependabot/dependabot-version-updates/configuration-options-for-the-dependabot.yml-file
+
+version: 2
+updates:
+  # Enable version updates for npm
+  - package-ecosystem: 'npm'
+    # Look for `package.json` and `lock` files in the `root` directory
+    directory: '/'
+    # Check the npm registry for updates every day (weekdays)
+    schedule:
+      interval: 'weekly'
+
+  # Enable version updates for GitHub Actions
+  - package-ecosystem: 'github-actions'
+    # Workflow files stored in the default location of `.github/workflows`
+    # You don't need to specify `/.github/workflows` for `directory`. You can use `directory: "/"`.
+    directory: '/'
+    schedule:
+      interval: 'weekly'

.github/workflows/basic-validation.yml

@@ -0,0 +1,14 @@
+name: Basic validation
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+
+jobs:
+  call-basic-validation:
+    name: Basic validation
+    uses: actions/reusable-workflows/.github/workflows/basic-validation.yml@main
+    with:
+      node-version: '20'

.github/workflows/check-dist.yml

@@ -1,8 +1,3 @@
-# `dist/index.js` is a special file in Actions.
-# When you reference an action with `uses:` in a workflow,
-# `index.js` is the code that will run.
-# For our project, we generate this file through a build process from other source files.
-# We need to make sure the checked-in `index.js` actually matches what we expect it to be.
 name: Check dist/
 
 on:
@@ -17,36 +12,8 @@ on:
   workflow_dispatch:
 
 jobs:
-  check-dist:
+  call-check-dist:
-    runs-on: ubuntu-latest
+    name: Check dist/
-
+    uses: actions/reusable-workflows/.github/workflows/check-dist.yml@main
-    steps:
-      - uses: actions/checkout@v2
-
-      - name: Set Node.js 16.x
-        uses: actions/setup-node@v2
     with:
-          node-version: 16.x
+      node-version: '20'
-          cache: npm
-
-      - name: Install dependencies
-        run: npm ci
-
-      - name: Rebuild the dist/ directory
-        run: npm run build
-
-      - name: Compare the expected and actual dist/ directories
-        run: |
-          if [ "$(git diff --ignore-space-at-eol dist/ | wc -l)" -gt "0" ]; then
-            echo "Detected uncommitted changes after build.  See status below:"
-            git diff
-            exit 1
-          fi
-        id: diff
-
-      # If index.js was different than expected, upload the expected version as an artifact
-      - uses: actions/upload-artifact@v2
-        if: ${{ failure() && steps.diff.conclusion == 'failure' }}
-        with:
-          name: dist
-          path: dist/

.github/workflows/codeql-analysis.yml

@@ -0,0 +1,14 @@
+name: CodeQL analysis
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+  schedule:
+    - cron: '0 3 * * 0'
+
+jobs:
+  call-codeQL-analysis:
+    name: CodeQL analysis
+    uses: actions/reusable-workflows/.github/workflows/codeql-analysis.yml@main

.github/workflows/licensed.yml

@@ -1,20 +1,14 @@
 name: Licensed
 
 on:
-  push: {branches: main}
+  push:
-  pull_request: {branches: main}
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
 
 jobs:
-  test:
+  call-licensed:
-    runs-on: ubuntu-latest
+    name: Licensed
-    name: Check licenses
+    uses: actions/reusable-workflows/.github/workflows/licensed.yml@main
-    steps:
-      - uses: actions/checkout@v2
-      - run: npm ci
-      - name: Install licensed
-        run: |
-          cd $RUNNER_TEMP
-          curl -Lfs -o licensed.tar.gz https://github.com/github/licensed/releases/download/3.4.4/licensed-3.4.4-linux-x64.tar.gz
-          sudo tar -xzf licensed.tar.gz
-          sudo mv licensed /usr/local/bin/licensed
-      - run: licensed status

.github/workflows/release-new-action-version.yml

@@ -1,4 +1,5 @@
 name: Release new action version
+
 on:
   release:
     types: [released]
@@ -24,7 +25,7 @@ jobs:
     permissions:
       contents: write
     steps:
-    - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
 
       - name: Update the ${{ env.TAG_NAME }} tag
         id: update-major-tag

.github/workflows/test.yml

@@ -1,27 +0,0 @@
-name: Tests
-on:
-  push:
-    branches:
-      - main
-  pull_request:
-
-jobs:
-  test:
-    runs-on: ubuntu-latest
-    steps:
-    - name: Checkout
-      uses: actions/checkout@v2
-
-    - name: Set Node.JS
-      uses: actions/setup-node@v2
-      with:
-        node-version: 16.x
-
-    - name: Install dependencies
-      run: npm install
-
-    - name: Build
-      run: npm run build
-    
-    - name: Run tests
-      run: npm run test

.github/workflows/update-config-files.yml

@@ -0,0 +1,11 @@
+name: Update configuration files
+
+on:
+  schedule:
+    - cron: '0 3 * * 0'
+  workflow_dispatch:
+
+jobs:
+  call-update-configuration-files:
+    name: Update configuration files
+    uses: actions/reusable-workflows/.github/workflows/update-config-files.yml@main

.prettierignore

@@ -0,0 +1,7 @@
+# Ignore list
+/*
+
+# Do not ignore these folders:
+!__tests__/
+!.github/
+!src/

.prettierrc.js

@@ -0,0 +1,11 @@
+// This is a reusable configuration file copied from https://github.com/actions/reusable-workflows/tree/main/reusable-configurations. Please don't make changes to this file as it's the subject of an automatic update.
+module.exports = {
+  printWidth: 80,
+  tabWidth: 2,
+  useTabs: false,
+  semi: true,
+  singleQuote: true,
+  trailingComma: 'none',
+  bracketSpacing: false,
+  arrowParens: 'avoid'
+};

README.md

@@ -1,5 +1,7 @@
 # publish-action
 
+[![Basic validation](https://github.com/actions/publish-action/actions/workflows/basic-validation.yml/badge.svg?branch=main)](https://github.com/actions/publish-action/actions/workflows/basic-validation.yml)
+
 **Please note: this action is for internal usage only, issues are disabled and contributing PRs will not be reviewed. We also do not recommend this action for public or production usage while it is still in development.**
 
 This action adds reliability to the new action versions publishing and handles the following cases:
@@ -18,6 +20,15 @@ Read more about action versioning notation in [action-versioning.md](https://git
 
 To roll back a release in case of customer impact, start the workflow manually and specify the previous stable tag.
 
+## Recommended permissions
+
+When using the `publish-action` in your GitHub Actions workflow, it is recommended to set the following permissions to ensure proper functionality:
+
+```yaml
+permissions:
+  contents: write # access to publish release
+```
+
 ## Conributions
 
 We don't accept contributions until the action is ready for production.

__tests__/api-utils.test.ts

@@ -1,35 +1,39 @@
-import * as github from "@actions/github";
+import * as github from '@actions/github';
-import * as apiUtils from "../src/api-utils";
+import * as apiUtils from '../src/api-utils';
 
-const prereleaseData = require("./data/pre-release.json");
+import prereleaseData from './data/pre-release.json';
-const releaseData = require("./data/release.json");
+import releaseData from './data/release.json';
 
-const token = "faketoken";
+const token = 'faketoken';
 const octokitClient = github.getOctokit(token);
 
 let getReleaseSpy: jest.SpyInstance;
 
-process.env.GITHUB_REPOSITORY = "test/repository";
+process.env.GITHUB_REPOSITORY = 'test/repository';
 
-describe("validateIfReleaseIsPublished", () => {
+describe('validateIfReleaseIsPublished', () => {
   beforeEach(() => {
-        getReleaseSpy = jest.spyOn(octokitClient.repos, "getReleaseByTag");
+    getReleaseSpy = jest.spyOn(octokitClient.rest.repos, 'getReleaseByTag');
   });
 
-    it("throw if release is marked as pre-release", async () => {
+  it('throw if release is marked as pre-release', async () => {
     getReleaseSpy.mockReturnValue(prereleaseData);
 
     expect.assertions(1);
-        await expect(apiUtils.validateIfReleaseIsPublished("v1.0.0", octokitClient)).rejects.toThrowError(
+    await expect(
+      apiUtils.validateIfReleaseIsPublished('v1.0.0', octokitClient)
+    ).rejects.toThrow(
       "The 'v1.0.0' release is marked as pre-release. Updating tags for pre-release is not supported"
     );
   });
 
-    it("validate that release is published", async () => {
+  it('validate that release is published', async () => {
     getReleaseSpy.mockReturnValue(releaseData);
 
     expect.assertions(1);
-        await expect(apiUtils.validateIfReleaseIsPublished("v1.1.0", octokitClient)).resolves.not.toThrow();
+    await expect(
+      apiUtils.validateIfReleaseIsPublished('v1.1.0', octokitClient)
+    ).resolves.not.toThrow();
   });
 
   afterEach(() => {

__tests__/version-utils.test.ts

@@ -1,69 +1,93 @@
-import * as versionUtils from "../src/version-utils";
+import * as versionUtils from '../src/version-utils';
+import stableSemver from './data/stable-semver.json';
+import stableBuildSemver from './data/stable-build-semver.json';
+import prereleaseSemver from './data/prerelease-semver.json';
+import prereleaseBuildSemver from './data/prerelease-build-semver.json';
 
-describe("isStableSemverVersion", () => {
+describe('isStableSemverVersion', () => {
-    it("validate if a version is stable", () => {
+  it('validate if a version is stable', () => {
-        const semverVersion = require("./data/stable-semver.json");
+    expect(
-        expect(versionUtils.isStableSemverVersion(semverVersion)).toBeTruthy();
+      versionUtils.isStableSemverVersion(stableSemver as any)
+    ).toBeTruthy();
   });
 
-    it("validate if a version with build metadata is stable", () => {
+  it('validate if a version with build metadata is stable', () => {
-        const semverVersion = require("./data/stable-build-semver.json");
+    expect(
-        expect(versionUtils.isStableSemverVersion(semverVersion)).toBeTruthy();
+      versionUtils.isStableSemverVersion(stableBuildSemver as any)
+    ).toBeTruthy();
   });
 
-    it("validate if a pre-release version is not stable", () => {
+  it('validate if a pre-release version is not stable', () => {
-        const semverVersion = require("./data/prerelease-semver.json");
+    expect(
-        expect(versionUtils.isStableSemverVersion(semverVersion)).toBeFalsy();
+      versionUtils.isStableSemverVersion(prereleaseSemver as any)
+    ).toBeFalsy();
   });
 
-    it("validate if a pre-release version with build metadata is not stable", () => {
+  it('validate if a pre-release version with build metadata is not stable', () => {
-        const semverVersion = require("./data/prerelease-build-semver.json");
+    expect(
-        expect(versionUtils.isStableSemverVersion(semverVersion)).toBeFalsy();
+      versionUtils.isStableSemverVersion(prereleaseBuildSemver as any)
+    ).toBeFalsy();
   });
 });
 
-describe("validateSemverVersionFromTag", () => {
+describe('validateSemverVersionFromTag', () => {
-    it("validate a tag containing an valid semantic version", () => {
+  it('validate a tag containing a valid semantic version', () => {
-        expect(() => versionUtils.validateSemverVersionFromTag("1.0.0")).not.toThrow();
+    expect(() =>
+      versionUtils.validateSemverVersionFromTag('1.0.0')
+    ).not.toThrow();
   });
 
-    it("validate a tag containing an valid semantic version with 'v' prefix", () => {
+  it("validate a tag containing a valid semantic version with 'v' prefix", () => {
-        expect(() => versionUtils.validateSemverVersionFromTag("v1.0.0")).not.toThrow();
+    expect(() =>
+      versionUtils.validateSemverVersionFromTag('v1.0.0')
+    ).not.toThrow();
   });
 
-    it("validate a tag containing an valid semantic version with build metadata", () => {
+  it('validate a tag containing a valid semantic version with build metadata', () => {
-        expect(() => versionUtils.validateSemverVersionFromTag("v1.0.0+20130313144700")).not.toThrow();
+    expect(() =>
+      versionUtils.validateSemverVersionFromTag('v1.0.0+20130313144700')
+    ).not.toThrow();
   });
 
-    it("throw when a tag contains an invalid semantic version", () => {
+  it('throw when a tag contains an invalid semantic version', () => {
-        expect(() => versionUtils.validateSemverVersionFromTag("1.0.0invalid")).toThrowError(
+    expect(() =>
+      versionUtils.validateSemverVersionFromTag('1.0.0invalid')
+    ).toThrow(
       "The '1.0.0invalid' doesn't satisfy semantic versioning specification"
     );
   });
 
-    it("throw when a tag contains an valid unstable semantic version", () => {
+  it('throw when a tag contains a valid unstable semantic version', () => {
-        expect(() => versionUtils.validateSemverVersionFromTag("v1.0.0-beta.1")).toThrowError(
+    expect(() =>
-            "It is not allowed to specify pre-release version to update the major tag"
+      versionUtils.validateSemverVersionFromTag('v1.0.0-beta.1')
+    ).toThrow(
+      'It is not allowed to specify pre-release version to update the major tag'
     );
   });
 
-    it("throw when a tag contains an valid unstable semantic version with build metadata", () => {
+  it('throw when a tag contains a valid unstable semantic version with build metadata', () => {
-        expect(() => versionUtils.validateSemverVersionFromTag("v1.0.0-beta.1+20130313144700")).toThrowError(
+    expect(() =>
-            "It is not allowed to specify pre-release version to update the major tag"
+      versionUtils.validateSemverVersionFromTag('v1.0.0-beta.1+20130313144700')
+    ).toThrow(
+      'It is not allowed to specify pre-release version to update the major tag'
     );
   });
 });
 
-describe("getMajorTagFromFullTag", () => {
+describe('getMajorTagFromFullTag', () => {
-    describe("get a valid major tag from full tag", () => {
+  describe('get a valid major tag from full tag', () => {
     it.each([
-            ["1.0.0", "1"],
+      ['1.0.0', '1'],
-            ["v1.0.0", "v1"],
+      ['v1.0.0', 'v1'],
-            ["v1.0.0-beta.1", "v1"],
+      ['v1.0.0-beta.1', 'v1'],
-            ["v1.0.0+20130313144700", "v1"],
+      ['v1.0.0+20130313144700', 'v1']
-        ] as [string, string][])("%s -> %s", (sourceTag: string, expectedMajorTag: string) => {
+    ] as [string, string][])(
-            const resultantMajorTag = versionUtils.getMajorTagFromFullTag(sourceTag);
+      '%s -> %s',
+      (sourceTag: string, expectedMajorTag: string) => {
+        const resultantMajorTag =
+          versionUtils.getMajorTagFromFullTag(sourceTag);
         expect(resultantMajorTag).toBe(expectedMajorTag);
-        });
+      }
+    );
   });
 });

action.yml

@@ -13,5 +13,5 @@ outputs:
   major-tag:
     description: 'The major version tag that has been updated (created). Examples: v1, 1'
 runs:
-  using: 'node16'
+  using: 'node20'
   main: 'dist/index.js'

package.json

@@ -1,11 +1,15 @@
 {
   "name": "publish-action",
-  "version": "0.1.0",
+  "version": "0.3.0",
   "description": "Update the major version tag (v1, v2, etc.) to point to the specified tag",
   "main": "lib/main.js",
   "scripts": {
     "build": "tsc && ncc build",
-    "test": "jest"
+    "test": "jest",
+    "format": "prettier --no-error-on-unmatched-pattern --config ./.prettierrc.js --write \"**/*.{ts,yml,yaml}\"",
+    "format-check": "prettier --no-error-on-unmatched-pattern --config ./.prettierrc.js --check \"**/*.{ts,yml,yaml}\"",
+    "lint": "eslint --config ./.eslintrc.js \"**/*.ts\"",
+    "lint:fix": "eslint --config ./.eslintrc.js \"**/*.ts\" --fix"
   },
   "repository": {
     "type": "git",
@@ -23,17 +27,24 @@
   "homepage": "https://github.com/actions/publish-action#readme",
   "dependencies": {
     "@actions/core": "^1.2.7",
-    "@actions/http-client": "^1.0.11",
+    "@actions/github": "^6.0.0",
-    "@actions/github": "^4.0.0",
+    "@actions/http-client": "^2.2.0",
-    "semver": "^7.3.5"
+    "semver": "^7.5.2"
   },
   "devDependencies": {
-    "@types/jest": "^27.0.2",
+    "@types/jest": "^29.5.10",
     "@types/semver": "^7.3.6",
-    "@vercel/ncc": "^0.28.5",
+    "@typescript-eslint/eslint-plugin": "^6.12.0",
-    "jest": "^27.2.5",
+    "@typescript-eslint/parser": "^6.12.0",
-    "jest-circus": "^27.2.5",
+    "@vercel/ncc": "^0.38.1",
-    "ts-jest": "^27.0.5",
+    "eslint": "^8.35.0",
-    "typescript": "^4.2.4"
+    "eslint-config-prettier": "^9.0.0",
+    "eslint-plugin-jest": "^27.2.1",
+    "eslint-plugin-node": "^11.1.0",
+    "jest": "^29.7.0",
+    "jest-circus": "^29.7.0",
+    "prettier": "^3.1.0",
+    "ts-jest": "^29.1.1",
+    "typescript": "^5.3.2"
   }
 }

src/api-utils.ts

@@ -1,7 +1,7 @@
 import * as core from '@actions/core';
-import { context } from '@actions/github';
+import {context} from '@actions/github';
-import { GitHub } from '@actions/github/lib/utils';
+import {GitHub} from '@actions/github/lib/utils';
-import { HttpClient } from '@actions/http-client';
+import {HttpClient} from '@actions/http-client';
 
 interface GitRef {
   ref: string;
@@ -14,19 +14,23 @@ interface GitRef {
   };
 }
 
+interface ErrorStatus extends Error {
+  status?: number;
+}
+
 async function findTag(
   tag: string,
   octokitClient: InstanceType<typeof GitHub>
 ): Promise<GitRef | null> {
   try {
-        const { data: foundTag } = await octokitClient.git.getRef({
+    const {data: foundTag} = await octokitClient.rest.git.getRef({
       ...context.repo,
       ref: `tags/${tag}`
     });
 
     return foundTag;
   } catch (err) {
-        if (err.status === 404) {
+    if ((err as ErrorStatus).status === 404) {
       return null;
     } else {
       throw new Error(
@@ -42,9 +46,7 @@ async function getTagSHA(
 ): Promise<string> {
   const foundTag = await findTag(tag, octokitClient);
   if (!foundTag) {
-        throw new Error(
+    throw new Error(`The '${tag}' tag does not exist in the remote repository`);
-            `The '${tag}' tag does not exist in the remote repository`
-        );
   }
 
   return foundTag.object.sha;
@@ -55,10 +57,12 @@ export async function validateIfReleaseIsPublished(
   octokitClient: InstanceType<typeof GitHub>
 ): Promise<void> {
   try {
-        const { data: foundRelease } = await octokitClient.repos.getReleaseByTag({
+    const {data: foundRelease} = await octokitClient.rest.repos.getReleaseByTag(
+      {
         ...context.repo,
-            tag,
+        tag
-        });
+      }
+    );
 
     if (foundRelease.prerelease) {
       throw new Error(
@@ -66,10 +70,8 @@ export async function validateIfReleaseIsPublished(
       );
     }
   } catch (err) {
-        if (err.status === 404) {
+    if ((err as ErrorStatus).status === 404) {
-            throw new Error(
+      throw new Error(`No GitHub release found for the ${tag} tag`);
-                `No GitHub release found for the ${tag} tag`
-            );
     } else {
       throw new Error(
         `Retrieving releases failed with the following error: ${err}`
@@ -88,9 +90,11 @@ export async function updateTag(
   const refName = `tags/${targetTag}`;
 
   if (foundTargetTag) {
-        core.info(`Updating the '${targetTag}' tag to point to the '${sourceTag}' tag`);
+    core.info(
+      `Updating the '${targetTag}' tag to point to the '${sourceTag}' tag`
+    );
 
-        await octokitClient.git.updateRef({
+    await octokitClient.rest.git.updateRef({
       ...context.repo,
       ref: refName,
       sha: sourceTagSHA,
@@ -99,7 +103,7 @@ export async function updateTag(
   } else {
     core.info(`Creating the '${targetTag}' tag from the '${sourceTag}' tag`);
 
-        await octokitClient.git.createRef({
+    await octokitClient.rest.git.createRef({
       ...context.repo,
       ref: `refs/${refName}`,
       sha: sourceTagSHA
@@ -107,8 +111,11 @@ export async function updateTag(
   }
 }
 
-export async function postMessageToSlack(slackWebhook: string, message: string): Promise<void> {
+export async function postMessageToSlack(
-    const jsonData = {text: message}
+  slackWebhook: string,
+  message: string
+): Promise<void> {
+  const jsonData = {text: message};
   const http = new HttpClient();
   await http.postJson(slackWebhook, jsonData);
 }

src/main.ts

@@ -1,8 +1,15 @@
 import * as core from '@actions/core';
 import * as github from '@actions/github';
-import { context } from '@actions/github';
+import {context} from '@actions/github';
-import { updateTag, validateIfReleaseIsPublished, postMessageToSlack } from './api-utils';
+import {
-import { validateSemverVersionFromTag, getMajorTagFromFullTag } from './version-utils';
+  updateTag,
+  validateIfReleaseIsPublished,
+  postMessageToSlack
+} from './api-utils';
+import {
+  validateSemverVersionFromTag,
+  getMajorTagFromFullTag
+} from './version-utils';
 
 async function run(): Promise<void> {
   try {
@@ -18,17 +25,19 @@ async function run(): Promise<void> {
     await updateTag(sourceTagName, majorTag, octokitClient);
 
     core.setOutput('major-tag', majorTag);
-        core.info(`The '${majorTag}' major tag now points to the '${sourceTagName}' tag`);
+    core.info(
+      `The '${majorTag}' major tag now points to the '${sourceTagName}' tag`
+    );
 
-        const slackMessage = `The ${majorTag} tag has been successfully updated for the ${context.repo.repo} action to include changes from the ${sourceTagName}`;
+    const slackMessage = `The ${majorTag} tag has been successfully updated for the ${context.repo.repo} action to include changes from ${sourceTagName}`;
     await reportStatusToSlack(slackMessage);
   } catch (error) {
-        core.setFailed(error.message);
+    core.setFailed((error as Error).message);
 
     const slackMessage = `Failed to update a major tag for the ${context.repo.repo} action`;
     await reportStatusToSlack(slackMessage);
   }
-};
+}
 
 async function reportStatusToSlack(message: string): Promise<void> {
   const slackWebhook = core.getInput('slack-webhook');

src/version-utils.ts

@@ -2,7 +2,7 @@ import semverParse from 'semver/functions/parse';
 import SemVer from 'semver/classes/semver';
 
 export function isStableSemverVersion(version: SemVer): boolean {
-    return version.prerelease.length === 0
+  return version.prerelease.length === 0;
 }
 
 export function getMajorTagFromFullTag(fullTag: string): string {

tsconfig.json

@@ -5,6 +5,7 @@
     "outDir": "./lib",
     "rootDir": "./src",
     "esModuleInterop": true,
+    "resolveJsonModule": true,
 
     "strict": true,
     "noImplicitAny": true,