75 lines
1.8 KiB
JavaScript
75 lines
1.8 KiB
JavaScript
import svelte from 'rollup-plugin-svelte';
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import resolve from 'rollup-plugin-node-resolve';
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import commonjs from 'rollup-plugin-commonjs';
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import livereload from 'rollup-plugin-livereload';
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import { terser } from 'rollup-plugin-terser';
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import css from 'rollup-plugin-css-only';
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const production = !process.env.ROLLUP_WATCH;
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export default {
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input: 'src/main.js',
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output: {
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sourcemap: true,
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format: 'iife',
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name: 'app',
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file: 'public/build/bundle.js'
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},
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plugins: [
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svelte({
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// enable run-time checks when not in production
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dev: !production,
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// we'll extract any component CSS out into
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// a separate file — better for performance
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css: css => {
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css.write('bundle.css');
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}
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}),
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css({ output: 'public/build/vendor.css' }),
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// If you have external dependencies installed from
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// npm, you'll most likely need these plugins. In
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// some cases you'll need additional configuration —
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// consult the documentation for details:
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// https://github.com/rollup/rollup-plugin-commonjs
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resolve({
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browser: true,
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dedupe: importee => importee === 'svelte' || importee.startsWith('svelte/')
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}),
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commonjs(),
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// In dev mode, call `npm run start` once
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// the bundle has been generated
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!production && serve(),
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// Watch the `public` directory and refresh the
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// browser on changes when not in production
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!production && livereload('public'),
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// If we're building for production (npm run build
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// instead of npm run dev), minify
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production && terser()
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],
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watch: {
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clearScreen: false
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}
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};
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function serve() {
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let started = false;
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return {
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writeBundle() {
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if (!started) {
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started = true;
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require('child_process').spawn('npm', ['run', 'start', '--', '--dev'], {
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stdio: ['ignore', 'inherit', 'inherit'],
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shell: true
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});
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}
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}
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};
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}
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