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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 resolve from '@rollup/plugin-node-resolve';
import css from 'rollup-plugin-css-only';
import livereload from 'rollup-plugin-livereload';
import { terser } from 'rollup-plugin-terser';
const isProduction = !process.env.ROLLUP_WATCH;
const module = {
input: 'index.js',
output: [
{
sourcemap: false,
format: 'es',
file: 'dist/svelecte.mjs'
}
],
plugins: [
svelte(),
css({output: 'svelecte.css'}),
resolve(),
isProduction && terser()
]
};
const component = {
input: 'component.js',
output: [
{
sourcemap: false,
format: 'iife',
name: 'Svelecte',
file: 'dist/svelecte-element.js'
}
],
plugins: [
svelte({
emitCss: false
}),
resolve(),
isProduction && terser()
]
};
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', '--host'], {
stdio: ['ignore', 'inherit', 'inherit'],
shell: true
});
process.on('SIGTERM', toExit);
process.on('exit', toExit);
}
};
}
const docs = {
input: "docs/app.js",
output: {
sourcemap: false,
format: "iife",
name: "app",
file: "docs/build/app.js"
},
plugins: [
svelte(),
css({output: 'app.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/rollup-plugin-commonjs
resolve(),
!isProduction && serve(),
!isProduction && livereload(),
isProduction && terser()
]
};
export default isProduction
? [module, component, docs]
: docs;