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rollup.config.js
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rollup.config.js
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/* eslint-disable @typescript-eslint/explicit-module-boundary-types */
import { buildOptimizer } from '@angular-devkit/build-optimizer';
import resolve from '@rollup/plugin-node-resolve';
import replace from '@rollup/plugin-replace';
import sourcemaps from 'rollup-plugin-sourcemaps';
const isDevelopment = process.env.NODE_ENV === 'development';
const buildOptimizerPlugin = {
name: 'rollup-plugin-angular-build-optimizer',
transform(code, id) {
const options = {
content: code,
inputFilePath: id,
emitSourceMap: isDevelopment
};
const optimized = buildOptimizer(options);
if (isDevelopment) {
return { code: optimized.content, map: optimized.sourceMap };
} else {
return optimized.content;
}
}
};
const additionalPlugins = [];
if (isDevelopment) {
additionalPlugins.push(sourcemaps());
}
export default [
{
input: 'build/ngc-out/main.js',
output: {
file: 'build/dist/main.js',
format: 'iife',
sourcemap: isDevelopment && 'inline'
},
plugins: [
replace({
'process.env.NODE_ENV': `'${process.env.NODE_ENV}'`
}),
...additionalPlugins,
resolve(),
buildOptimizerPlugin
],
treeshake: true,
watch: {
clearScreen: false
}
},
{
input: 'src/polyfills.js',
output: {
file: 'build/dist/polyfills.js',
format: 'iife',
sourcemap: isDevelopment && 'inline'
},
plugins: [ resolve() ],
treeshake: true,
watch: {
clearScreen: false
}
}
];