rollup.config.js

import fs from 'node:fs';
import { dirname, join } from 'node:path';
import { fileURLToPath } from 'node:url';
import typescript from '@rollup/plugin-typescript';
import replace from '@rollup/plugin-replace';

const configPath = join(
    dirname(fileURLToPath(import.meta.url)),
    './package.json',
);
const pkg = JSON.parse(fs.readFileSync(configPath, 'utf8'));

export default {
    input: [
        'src/index.ts',
        'src/scrapers.ts',
        'src/search.ts',
        'src/datasets.ts',
    ],
    external: [...Object.keys(pkg.dependencies), /^node:/],
    output: [
        {
            dir: 'dist/esm',
            format: 'esm',
            entryFileNames: '[name].mjs',
            preserveModules: true,
            preserveModulesRoot: 'src',
        },
        {
            dir: 'dist/cjs',
            format: 'cjs',
            entryFileNames: '[name].cjs',
            preserveModules: true,
            preserveModulesRoot: 'src',
        },
    ],
    plugins: [
        typescript({
            tsconfig: 'tsconfig.json',
        }),
        replace({
            preventAssignment: true,
            'process.env.BRD_PACKAGE_VERSION': JSON.stringify(pkg.version),
        }),
    ],
};