94 lines
2.4 KiB
JavaScript
94 lines
2.4 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 replace from 'rollup-plugin-replace';
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import { terser } from 'rollup-plugin-terser';
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import sveltePreprocess from 'svelte-preprocess';
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import builtins from 'rollup-plugin-node-builtins';
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import globals from 'rollup-plugin-node-globals';
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import json from '@rollup/plugin-json';
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const production = !process.env.ROLLUP_WATCH;
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const preprocess = sveltePreprocess({
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'scss': {
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'includePaths': ['src']
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},
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'postcss': {
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'plugins': [require('autoprefixer')]
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}
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});
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export default {
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'input': 'src/main.js',
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'output': {
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'sourcemap': (!production),
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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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globals(),
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builtins(),
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json(),
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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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preprocess,
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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('public/build/bundle.css');
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}
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}),
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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/plugins/tree/master/packages/commonjs
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resolve({
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'browser': true,
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'dedupe': ['svelte']
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}),
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commonjs(),
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replace({
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'exclude': 'node_modules/**',
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'__ENV__': JSON.stringify(production ? 'production' : 'development')
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}),
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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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