build: switch to webpack

.eslintignore

@@ -1,4 +1,4 @@
 dist/
 lib/
 node_modules/
-jest.config.js
+webpack.config.js

action.yml

@@ -21,4 +21,4 @@ inputs:
     description: Files to include in the release
 runs:
   using: 'node12'
-  main: 'dist/index.js'
+  main: 'dist/main.js'

package.json

@@ -3,15 +3,10 @@
   "version": "0.0.0",
   "private": true,
   "description": "Generate automatic releases on new tag push",
-  "main": "lib/main.js",
+  "main": "dist/index.js",
   "scripts": {
-    "build": "tsc",
-    "format": "prettier --write **/*.ts",
-    "format-check": "prettier --check **/*.ts",
-    "lint": "eslint src/**/*.ts",
-    "package": "ncc build --source-map --license licenses.txt",
-    "test": "jest",
-    "all": "npm run build && npm run format && npm run lint && npm run package && npm test"
+    "build": "NODE_ENV=production webpack --config webpack.config.js",
+    "lint": "eslint --ignore-pattern .gitignore"
   },
   "repository": {
     "type": "git",
@@ -29,23 +24,24 @@
     "@actions/github": "^5.0.0",
     "conventional-changelog-angular": "^5.0.12",
     "conventional-commits-parser": "^3.2.1",
-    "globby": "^12.0.2",
-    "md5-file": "^5.0.0",
-    "semver": "^7.3.5"
+    "globby": "11.0.1",
+    "semver": "^7.3.5",
+    "terser-webpack-plugin": "4.2.3",
+    "ts-loader": "6.2.1",
+    "webpack": "4.41.4",
+    "webpack-cli": "3.3.10"
   },
   "devDependencies": {
     "@types/node": "^16.3.3",
     "@types/semver": "^7.3.8",
     "@typescript-eslint/parser": "^4.28.3",
-    "@vercel/ncc": "^0.29.0",
+    "encoding": "^0.1.13",
     "eslint": "^7.31.0",
     "eslint-plugin-github": "^4.1.1",
     "eslint-plugin-jest": "^24.3.6",
     "eslint-plugin-prettier": "^4.0.0",
-    "jest": "^27.0.6",
     "js-yaml": "^4.1.0",
     "prettier": "2.2.1",
-    "ts-jest": "^27.0.3",
     "typescript": "^4.1.3"
   }
 }

src/index.ts

@@ -0,0 +1,2 @@
+import { main } from './main'
+main()

src/main.ts

@@ -203,7 +203,7 @@ export const getChangelog = async (
     return changelog;
 };
 
-async function run(): Promise<void> {
+export async function main(): Promise<void> {
     try {
 
         const context = new Context();
@@ -261,12 +261,10 @@ async function run(): Promise<void> {
     }
 }
 
-run();
-
 export async function uploadReleaseArtifacts(client: InstanceType<typeof GitHub>, repo: string, owner: string, releaseId: number, files: string[]): Promise<void> {
     core.startGroup("Uploading release artifacts")
     for (let file of files) {
-        const paths = await globby.globby(file);
+        const paths = await globby(file);
         if (paths.length === 0) {
             core.warning(`${file} doesn't match any files`)
         }

tsconfig.json

@@ -1,14 +1,12 @@
 {
   "compilerOptions": {
-    "moduleResolution": "Node",
     "target": "es6",                          /* Specify ECMAScript target version: 'ES3' (default), 'ES5', 'ES2015', 'ES2016', 'ES2017', 'ES2018', 'ES2019' or 'ESNEXT'. */
     "module": "commonjs",                     /* Specify module code generation: 'none', 'commonjs', 'amd', 'system', 'umd', 'es2015', or 'ESNext'. */
-    "outDir": "./lib",                        /* Redirect output structure to the directory. */
     "rootDir": "./src",                       /* Specify the root directory of input files. Use to control the output directory structure with --outDir. */
     "strict": true,                           /* Enable all strict type-checking options. */
     "noImplicitAny": true,                    /* Raise error on expressions and declarations with an implied 'any' type. */
     "esModuleInterop": true      ,
     "lib": ["ES2020.String"]/* Enables emit interoperability between CommonJS and ES Modules via creation of namespace objects for all imports. Implies 'allowSyntheticDefaultImports'. */
   },
-  "exclude": ["node_modules", "**/*.test.ts"]
+  "exclude": ["node_modules"]
 }

webpack.config.js

@@ -0,0 +1,44 @@
+const path = require('path')
+const webpack = require('webpack');
+const TerserPlugin = require('terser-webpack-plugin');
+
+module.exports = {
+    mode: 'production',
+    target: "node",
+    entry: './src/index.ts',
+    module: {
+        rules: [
+            {
+                test: /\.tsx?$/,
+                use: 'ts-loader',
+                exclude: /node_modules/,
+            }
+        ],
+    },
+    resolve: {
+        extensions: ['.tsx', '.ts', '.js'],
+        mainFields: ['main'],
+    },
+    output: {
+        filename: '[name].js',
+        path: path.resolve(__dirname, 'dist'),
+        library: 'main',
+        libraryTarget: 'commonjs2',
+    },
+    optimization: {
+        minimize: true,
+        minimizer: [
+            new TerserPlugin({
+                terserOptions: {
+                    output: {
+                        comments: false,
+                    },
+                },
+                sourceMap: true,
+                extractComments: false,
+            }),
+        ],
+    },
+
+    plugins: [new webpack.IgnorePlugin(/\/iconv-loader$/)],
+}