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rollup.config.js
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rollup.config.js
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const postcss = require('rollup-plugin-postcss');
const typescript = require('@rollup/plugin-typescript');
const peerDepsExternal = require('rollup-plugin-peer-deps-external');
const resolve = require('@rollup/plugin-node-resolve').default;
const commonjs = require('@rollup/plugin-commonjs');
const babel = require('@rollup/plugin-babel');
const replace = require('@rollup/plugin-replace');
const svgr = require('@svgr/rollup');
module.exports = {
input: 'src/index.tsx', // Entry point for the bundle
output: [
{
dir: 'dist', // Output directory for CommonJS modules
format: 'cjs', // CommonJS module format
sourcemap: true, // Generate source maps for debugging
},
{
file: 'dist/index.js', // Output file for CommonJS module
format: 'cjs',
},
{
file: 'dist/index.esm.js', // Output file for ECMAScript module
format: 'esm', // ECMAScript module format
},
],
plugins: [
peerDepsExternal(), // Exclude peer dependencies from bundle
resolve(), // Resolve node_modules dependencies
typescript(), // Compile TypeScript code
commonjs(), // Convert CommonJS modules to ES6
postcss({
modules: true, // Enable CSS modules if needed
extract: true, // Extract CSS to a separate file
minimize: true, // Minify CSS in production
sourceMap: true, // Generate source maps for CSS
}),
babel({
babelHelpers: 'bundled',
exclude: 'node_modules/**',
extensions: ['.js', '.jsx', '.ts', '.tsx'],
presets: ['@babel/preset-react', '@babel/preset-env'],
plugins: ['@babel/plugin-proposal-class-properties', '@babel/plugin-proposal-object-rest-spread'],
}),
svgr(), // Convert SVG files to React components
replace({
preventAssignment: true,
values: {
'this && this.__assign': 'this.__assign', // Replace specific code pattern
},
}),
],
onwarn: (warning, warn) => {
if (warning.code === 'THIS_IS_UNDEFINED') return;
warn(warning);
},
};