Rewrite in JavaScript

.eslintrc.json

@@ -1,11 +1,15 @@
 {
   "root": true,
-  "parser": "@typescript-eslint/parser",
-  "plugins": ["jest", "@typescript-eslint"],
-  "extends": [
-    "eslint:recommended",
-    "plugin:@typescript-eslint/recommended",
-    "prettier"
-  ],
-  "env": { "node": true, "jest/globals": true }
+  "parserOptions": {
+    "sourceType": "module",
+    "ecmaVersion": 2023, // https://node.green/#ES2023
+    "ecmaFeatures": {
+      "impliedStrict": true
+    }
+  },
+  "extends": ["eslint:recommended", "prettier"],
+  "env": {
+    "node": true,
+    "es2023": true // https://node.green/#ES2023
+  }
 }

.github/workflows/pull-request.yml

@@ -20,7 +20,6 @@ jobs:
         with:
           node-version: "20"
       - run: npm ci
-      - run: npm run build
       - run: npm run lint
       - run: npm run format-check
 

__tests__/gh.test.ts → __tests__/gh.test.mjs

@@ -1,5 +1,13 @@
-import { ImportMock } from "ts-mock-imports";
 import * as github from "@actions/github";
+import {
+  afterAll,
+  afterEach,
+  beforeEach,
+  describe,
+  expect,
+  test,
+  vi,
+} from "vitest";
 import * as gh from "../src/gh";
 
 test("gh.pullRequestEvent() return undefined by default", () => {
@@ -15,12 +23,10 @@ describe("Stub github.context w/ a pull_request payload", () => {
     },
   };
 
-  beforeEach(() => {
-    ImportMock.mockOther(github, "context", context);
-  });
-  afterEach(() => ImportMock.restore());
+  afterEach(() => vi.restoreAllMocks());
 
   test("pull_request context is returned by gh.pullRequestEvent()", () => {
+    vi.spyOn(github, "context", "get").mockReturnValue(context);
     expect(gh.pullRequestPayload()).toEqual(context.payload);
   });
 });
@@ -33,12 +39,11 @@ describe("Stub github.context w/ a 'push' payload", () => {
       repository: { name: "test", owner: { login: "anonymous" } },
     },
   };
-  beforeEach(() => {
-    ImportMock.mockOther(github, "context", context);
-  });
-  afterEach(() => ImportMock.restore());
+
+  afterEach(() => vi.restoreAllMocks());
 
   test("'undefined' is returned by gh.pullRequestEvent()", () => {
+    vi.spyOn(github, "context", "get").mockReturnValue(context);
     expect(gh.pullRequestPayload()).toBeUndefined();
   });
 });

__tests__/main.test.ts → __tests__/main.test.mjs

@@ -1,3 +1,4 @@
+import { describe, expect, test } from "vitest";
 import * as main from "../src/main";
 
 describe("repr()", () => {

__tests__/matching.test.ts → __tests__/matching.test.mjs

@@ -1,3 +1,4 @@
+import { describe, expect, test } from "vitest";
 import * as matching from "../src/matching";
 
 describe("anyFileMatches()", () => {

action.yml

@@ -25,4 +25,4 @@ inputs:
     required: False
 runs:
   using: "node20"
-  main: "dist/index.js"
+  main: "dist/index.mjs"