Migrate to ESM (#932)

Author: int128

eslint.config.mjs eslint.config.js

@@ -12,7 +12,7 @@ const config: CodegenConfig = {
       preset: 'import-types',
       plugins: ['typescript-operations'],
       presetConfig: {
-        typesPath: './graphql-types',
+        typesPath: './graphql-types.js',
       },
     },
   },

graphql-codegen.ts

@@ -1,7 +1,9 @@
-module.exports = {
-  preset: 'ts-jest',
+/** @type {import('ts-jest').JestConfigWithTsJest} */
+export default {
+  preset: 'ts-jest/presets/default-esm',
   clearMocks: true,
-  testEnvironment: 'node',
-  testMatch: ['**/*.test.ts'],
-  verbose: true
+  // https://kulshekhar.github.io/ts-jest/docs/guides/esm-support/
+  moduleNameMapper: {
+    '^(\\.{1,2}/.*)\\.js$': '$1',
+  },
 }

jest.config.js

@@ -7,6 +7,7 @@
     "test": "jest",
     "graphql-codegen": "graphql-codegen --config graphql-codegen.ts"
   },
+  "type": "module",
   "dependencies": {
     "@actions/core": "1.10.1",
     "@actions/github": "6.0.0",

package.json

@@ -1,4 +1,4 @@
-import * as Types from './graphql-types';
+import * as Types from './graphql-types.js';
 
 export type CommentsQueryVariables = Types.Exact<{
   owner: Types.Scalars['String']['input'];

src/generated/graphql.ts

@@ -1,5 +1,5 @@
 import * as core from '@actions/core'
-import { run } from './run'
+import { run } from './run.js'
 
 const main = async (): Promise<void> => {
   await run({

src/main.ts

@@ -1,7 +1,7 @@
-import { GitHub } from '@actions/github/lib/utils'
-import { CommentsQuery, CommentsQueryVariables } from '../generated/graphql'
+import * as github from '@actions/github'
+import { CommentsQuery, CommentsQueryVariables } from '../generated/graphql.js'
 
-type Octokit = InstanceType<typeof GitHub>
+type Octokit = ReturnType<typeof github.getOctokit>
 
 const query = /* GraphQL */ `
   query comments($owner: String!, $name: String!, $number: Int!) {

src/queries/comments.ts

@@ -1,7 +1,7 @@
-import { GitHub } from '@actions/github/lib/utils'
-import { MinimizeCommentMutation, MinimizeCommentMutationVariables } from '../generated/graphql'
+import * as github from '@actions/github'
+import { MinimizeCommentMutation, MinimizeCommentMutationVariables } from '../generated/graphql.js'
 
-type Octokit = InstanceType<typeof GitHub>
+type Octokit = ReturnType<typeof github.getOctokit>
 
 const query = /* GraphQL */ `
   mutation minimizeComment($id: ID!) {
@@ -13,7 +13,7 @@ const query = /* GraphQL */ `
 
 export const minimizeComment = async (
   o: Octokit,
-  v: MinimizeCommentMutationVariables
+  v: MinimizeCommentMutationVariables,
 ): Promise<MinimizeCommentMutation> => {
   return await o.graphql<MinimizeCommentMutation>(query, v)
 }

src/queries/minimize.ts

@@ -1,11 +1,10 @@
 import * as core from '@actions/core'
 import * as github from '@actions/github'
-import { GitHub } from '@actions/github/lib/utils'
-import { CommentsQuery } from './generated/graphql'
-import { queryComments } from './queries/comments'
-import { minimizeComment } from './queries/minimize'
+import { CommentsQuery } from './generated/graphql.js'
+import { queryComments } from './queries/comments.js'
+import { minimizeComment } from './queries/minimize.js'
 
-type Octokit = InstanceType<typeof GitHub>
+type Octokit = ReturnType<typeof github.getOctokit>
 
 type Inputs = {
   authors: string[]

src/run.ts

@@ -1,4 +1,4 @@
-import { toMinimize } from '../src/run'
+import { toMinimize } from '../src/run.js'
 
 describe('filter to minimize', () => {
   test('no filter', () => {

tests/run.test.ts

@@ -1,6 +1,4 @@
 {
-  "extends": "@tsconfig/node20/tsconfig.json",
-  "compilerOptions": {
-    "outDir": "./lib"
-  }
+  "$schema": "https://json.schemastore.org/tsconfig",
+  "extends": "@tsconfig/node20/tsconfig.json"
 }