import {defineConfig, loadEnv} from 'vite'; import react from '@vitejs/plugin-react'; import path from 'path'; // https://vitejs.dev/config/ export default defineConfig(({mode}) => { const env = loadEnv(mode, process.cwd()) // expose .env as process.env instead of import.meta since jest does not import meta yet const envWithProcessPrefix = Object.entries(env).reduce( (prev, [key, val]) => { return { ...prev, [ key]: `${val}`, } }, {}, ) return { plugins: [react()], resolve: { alias: { '~': path.resolve(__dirname, './src'), }, }, server: { host: true, }, define: {'process.env': {...envWithProcessPrefix}} } });