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rollup.config.ts
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rollup.config.ts
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import typescript from '@rollup/plugin-typescript';
import terser from '@rollup/plugin-terser';
import replace from '@rollup/plugin-replace';
import resolve from '@rollup/plugin-node-resolve';
import { dts } from 'rollup-plugin-dts';
import del from 'rollup-plugin-delete';
import { createRequire } from 'module';
const pkg = createRequire(import.meta.url)('./package.json');
const isDts = process.env.BUILD === 'dts';
const jsConfig = {
input: 'src/index.ts',
output: [
{
file: pkg.main,
format: 'umd',
name: 'Utils',
plugins: !isDts ? [terser()] : []
},
{
file: pkg.module,
format: 'es'
}
],
plugins: [
resolve(),
typescript(),
replace({
preventAssignment: true,
__version__: pkg.version
})
]
};
// Configuration for generating the type definitions
const dtsConfig = {
input: 'dist/dts/index.d.ts', // Use the TypeScript-generated declaration as input
output: {
file: pkg.types,
format: 'es'
},
plugins: [
dts(),
del({ hook: 'buildEnd', targets: 'dist/dts' }) // Clean up the d.ts file afterwards
]
};
export default isDts ? dtsConfig : jsConfig;