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rollup.config.js
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rollup.config.js
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import svelte from 'rollup-plugin-svelte';
import commonjs from '@rollup/plugin-commonjs';
import resolve from '@rollup/plugin-node-resolve';
// import livereload from 'rollup-plugin-livereload';
// import { terser } from 'rollup-plugin-terser';
import css from 'rollup-plugin-css-only';
// Additional imports
import replace from '@rollup/plugin-replace'
const production = !process.env.ROLLUP_WATCH;
function serve() {
let server;
function toExit() {
if (server) server.kill(0);
}
return {
writeBundle() {
if (server) return;
server = require('child_process').spawn('npm', ['run', 'start', '--', '--dev'], {
stdio: ['ignore', 'inherit', 'inherit'],
shell: true
});
process.on('SIGTERM', toExit);
process.on('exit', toExit);
}
};
}
export default {
input: 'src/main.js',
output: {
sourcemap: true,
// format: 'iife',
format: 'es',
name: 'app',
file: 'public/build/bundle.js'
},
plugins: [
svelte({
compilerOptions: {
// enable run-time checks when not in production
dev: !production
}
}),
// we'll extract any component CSS out into
// a separate file - better for performance
css({ output: 'bundle.css' }),
// If you have external dependencies installed from
// npm, you'll most likely need these plugins. In
// some cases you'll need additional configuration -
// consult the documentation for details:
// https://github.com/rollup/plugins/tree/master/packages/commonjs
resolve({
browser: true,
dedupe: ['svelte']
}),
commonjs(),
// patch content received from 'node_modules/svelte/internal/index.js'
// or 'node_modules/svelte/internal/index.mjs'
replace({
delimiters: ['', ''],
include: ['node_modules/svelte/internal/*'],
"text.data = data;": "text.nodeValue = data;" // sciter.js has no support for 'textNode.data' at them moment and this needed to bring reactive updates to screen
}),
// In dev mode, call `npm run start` once
// the bundle has been generated
!production && serve(),
// livereload won't work as it is out of the box.
// We may need a different approach to bring it back
// This time, we'll only disable it
// !production && livereload('public'), //
// Production apps should never disable minification, but we're doing this to help tracking errors and warnings with production builds.
// production && terser()
],
watch: {
clearScreen: false
}
};