library/rollup.config.js

import { defineConfig } from 'rollup';
import analyze from 'rollup-plugin-analyzer';
import multiInput from 'rollup-plugin-multi-input';
import progress from 'rollup-plugin-progress';
import { sizeSnapshot } from 'rollup-plugin-size-snapshot';
import sizes from 'rollup-plugin-sizes';
import { terser } from 'rollup-plugin-terser';
import typescript from 'rollup-plugin-typescript2';
import visualizer from 'rollup-plugin-visualizer';

export default defineConfig({
	input: [ 'src/index.ts' ],
	output: [{
		dir: 'dist/src',
		format: 'cjs',
	}],
	plugins: [
		typescript({ useTsconfigDeclarationDir: true }),
		multiInput(),
		progress(),
		analyze(),
		sizeSnapshot(),
		sizes({
			details: true,
		}),
		terser(),
		visualizer({
			gzipSize: true,
			brotliSize: true,
		}),
	],
});