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rollup.config.js
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rollup.config.js
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import resolve from 'rollup-plugin-pnp-resolve';
import commonjs from 'rollup-plugin-commonjs';
import typescript from 'rollup-plugin-typescript2';
import json from 'rollup-plugin-json';
import packageJSON from './package.json';
const external = (pkg) => {
const externals = Object.keys({
...packageJSON.dependencies,
...packageJSON.peerDependencies,
});
return externals.some((externalPkg) => {
return pkg.startsWith(externalPkg);
});
};
const extensions = ['.js', '.jsx', '.ts', '.tsx'];
function buildJS(input, output, format) {
return {
input,
external,
output: [
{
format,
file: output,
},
],
plugins: [
json(),
typescript({ useTsconfigDeclarationDir: true }),
resolve({ extensions }),
commonjs({
include: 'node_modules/**',
}),
],
};
}
function buildCJS(input) {
return buildJS(input, packageJSON.main, 'cjs');
}
function buildESM(input) {
return buildJS(input, packageJSON.module, 'es');
}
export default [buildCJS('src/index.ts'), buildESM('src/index.ts')];