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rollup.config.js
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rollup.config.js
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import babel from '@rollup/plugin-babel';
import {nodeResolve} from '@rollup/plugin-node-resolve';
import replace from '@rollup/plugin-replace';
import alias from '@rollup/plugin-alias';
import commonjs from '@rollup/plugin-commonjs';
import json from "@rollup/plugin-json";
import resolve from '@rollup/plugin-node-resolve';
export default {
input: 'src/index.jsx',
output: {
dir: 'public/',
format: 'iife', // 'cjs' if building Node app, 'umd' for both
sourcemap: true,
},
plugins: [
resolve({
browser: true
}),
commonjs({
include: /node_modules/,
requireReturnsDefault: 'auto', // <---- this solves default issue
}),
json(),
nodeResolve({
extensions: [".js"],
}),
replace({
'process.env.NODE_ENV': JSON.stringify( 'development' ),
preventAssignment: true
}),
babel({
presets: ["@babel/preset-react"],
plugins: ["@babel/plugin-transform-react-jsx"],
babelHelpers: 'bundled'
}),
alias({
entries: [
{ find: 'react', replacement: 'preact/compat' },
{ find: 'react-dom/test-utils', replacement: 'preact/test-utils' },
{ find: 'react-dom', replacement: 'preact/compat' },
{ find: 'react/jsx-runtime', replacement: 'preact/jsx-runtime' }
]
})
]
};