build: config files for building

babel.config.js

@@ -0,0 +1,16 @@
+module.exports = function (api) {
+  api.cache(true);
+
+  const presets = [["@babel/env", {
+    "targets": {
+      "node": true
+    }
+  }],
+    "@babel/preset-typescript"]
+  const plugins = []
+
+  return {
+    presets,
+    plugins
+  };
+}

package.json

@@ -5,7 +5,8 @@
   "main": "index.js",
   "scripts": {
     "test": "echo \"Error: no test specified\" && exit 1",
-    "changelog": "conventional-changelog -p angular -i CHANGELOG.md -s -r 0"
+    "changelog": "conventional-changelog -p angular -i CHANGELOG.md -s -r 0",
+    "build": "rollup -c"
   },
   "repository": {
     "type": "git",
@@ -37,6 +38,7 @@
     "rollup-plugin-babel": "^4.3.2",
     "rollup-plugin-commonjs": "^9.3.4",
     "rollup-plugin-node-resolve": "^4.2.1",
+    "rollup-plugin-terser": "^4.0.4",
     "typescript": "^3.4.2"
   }
 }

rollup.config.js

@@ -0,0 +1,44 @@
+import resolve from 'rollup-plugin-node-resolve'
+import cjs from 'rollup-plugin-commonjs'
+import babel from 'rollup-plugin-babel'
+import { terser } from 'rollup-plugin-terser'
+
+
+const preamble = `#!/usr/bin/env node
+
+//Copyright (c) 2019 Mirco Sanguineti
+
+//This software is released under the MIT License.
+//https://opensource.org/licenses/MIT
+`
+
+const extensions = [
+  '.js', '.ts',
+]
+
+const input = 'src/gof.ts'
+
+const plugins = [
+  resolve({ extensions }),
+  cjs(),
+  babel({ extensions, include: ['src/**/*'] }),
+  terser({ output: { beautify: true, preamble: preamble } })
+]
+
+const output = {
+  file: 'bin/gof.js',
+  format: 'cjs'
+}
+
+
+export default {
+  input,
+
+  // Specify here external modules which you don't want to include in your bundle (for instance: 'lodash', 'moment' etc.)
+  // https://rollupjs.org/guide/en#external-e-external
+  // external: [],
+
+  plugins,
+
+  output,
+}

src/gof.ts

@@ -0,0 +1,3 @@
+export default (name: string): string => {
+  return `Hello ${name}`
+}