mjs (esm) & cjs build;"type": "module"

	fixes juliangruber#37

update dependencies

.gitignore

@@ -1 +1,2 @@
 node_modules
+dist

.npmignore

@@ -0,0 +1 @@
+node_modules

index.d.ts

@@ -0,0 +1,4 @@
+export default function ({ version, experimental }?: {
+    version?: string | undefined;
+    experimental?: boolean | undefined;
+}): string[];

package.json

@@ -4,16 +4,31 @@
   "description": "List of node.js builtin modules",
   "repository": "juliangruber/builtins",
   "license": "MIT",
-  "main": "index.js",
+  "type": "module",
+  "main": "./dist/cjs/index.js",
+  "module": "./dist/mjs/index.js",
+  "exports": {
+    ".": {
+      "require": "./dist/cjs/index.js",
+      "import": "./dist/mjs/index.js"
+    }
+  },
+  "types": "./dist/mjs/index.d.ts",
   "files": [],
   "scripts": {
-    "test": "standard --fix && node--test"
+    "build": "rimraf cjs/**,mjs/** && tsc -p tsconfig.cjs.json && tsc -p tsconfig.mjs.json",
+    "release": "np",
+    "test": "node test.js"
   },
   "dependencies": {
-    "semver": "^7.0.0"
+    "semver": "github:MylesBorins/node-semver#alternative-esm"
   },
   "devDependencies": {
+    "np": "^7.6.2",
+    "prettier-standard": "^16.4.1",
+    "rimraf": "^3.0.2",
     "standard": "^17.0.0",
-    "test": "^3.0.0"
+    "tape": "^5.5.3",
+    "typescript": "^4.7.4"
   }
 }

index.js → src/index.ts

@@ -1,6 +1,6 @@
 'use strict'
 
-const semver = require('semver')
+import semver from 'semver'
 
 const permanentModules = [
   'assert',
@@ -56,7 +56,7 @@ const experimentalModules = {
   diagnostics_channel: '^14.17.0 || >=15.1.0'
 }
 
-module.exports = ({ version = process.version, experimental = false } = {}) => {
+export default ({ version = process.version, experimental = false } = {}) => {
   const builtins = [...permanentModules]
 
   for (const [name, semverRange] of Object.entries(versionLockedModules)) {

tsconfig.cjs.json

@@ -0,0 +1,8 @@
+{
+	"extends": "./tsconfig.json",
+  "compilerOptions": {
+		"module": "CommonJS",
+    "outDir": "dist/cjs",
+		"declarationDir": "dist/cjs"
+  }
+}

tsconfig.json

@@ -0,0 +1,18 @@
+{
+  "compilerOptions": {
+    "target": "es2019",
+    "module": "ESNext",
+    "declaration": true,
+		"rootDir": "src",
+		"outDir": "dist/mjs",
+		"declarationDir": "dist/mjs",
+    "strict": true,
+    "moduleResolution": "node",
+    "allowSyntheticDefaultImports": true,
+    "esModuleInterop": true,
+    "skipLibCheck": true,
+    "forceConsistentCasingInFileNames": true
+  },
+	"include": ["src/**/*"],
+	"exclude": ["mjs"]
+}

tsconfig.mjs.json

@@ -0,0 +1,7 @@
+{
+	"extends": "./tsconfig.json",
+  "compilerOptions": {
+		"outDir": "dist/mjs",
+		"declarationDir": "dist/mjs"
+  }
+}