openrowingmonitor/rollup.config.js

70 lines
1.8 KiB
JavaScript

// Rollup bundling is currently not used any more since the experimental esbuild included in
// snowpack does seem to work just fine with Open Rowing Monitor and produces bundles of similar size
// If you want to use rollup bundling, make sure that you install the following dev dependencies
// @rollup/plugin-commonjs
// @rollup/plugin-node-resolve
// @rollup/plugin-typescript
// @web/rollup-plugin-html
// rollup
// rollup-plugin-copy
// rollup-plugin-summary
// rollup-plugin-terser
// Import rollup plugins
import commonjs from '@rollup/plugin-commonjs'
import resolve from '@rollup/plugin-node-resolve'
import html from '@web/rollup-plugin-html'
import copy from 'rollup-plugin-copy'
import summary from 'rollup-plugin-summary'
import { terser } from 'rollup-plugin-terser'
import typescript from '@rollup/plugin-typescript'
// Configure an instance of @web/rollup-plugin-html
const htmlPlugin = html({
rootDir: 'app-webclient',
flattenOutput: false
})
export default {
// Entry point for application build; can specify a glob to build multiple
// HTML files for non-SPA app
input: 'index.html',
plugins: [
copy({
targets: [
{ src: 'app-webclient/assets/*', dest: 'build/assets' }
]
}),
htmlPlugin,
typescript({
tsconfig: './app-webclient/tsconfig.json',
compilerOptions: {
outDir: 'build/ts'
}
}),
// convert modules with commonJS syntax to ESM
commonjs(),
// resolve bare module specifiers to relative paths
resolve(),
// minify JS
terser({
ecma: 2020,
module: true,
mangle: {
properties: {
regex: /^__/
}
}
}),
summary({})
],
output:
{
format: 'es',
chunkFileNames: '[name]-[hash].js',
entryFileNames: '[name]-[hash].js',
dir: 'build'
},
preserveEntrySignatures: false
}