vike/dist/esm/node/vite/shared/rollupIsEsm.js

The Framework *You* Control - Next.js & Nuxt alternative for unprecedented flexibility and dependability.

import { assert } from '../utils.js';
export function rollupIsEsm(rollupOptions) {
    const { format } = rollupOptions;
    assert(typeof format === 'string');
    assert(format === 'amd' ||
        format === 'cjs' ||
        format === 'es' ||
        format === 'iife' ||
        format === 'system' ||
        format === 'umd');
    return format === 'es';
}