Function getEnv

packages/vite/src/node/plugins/importAnalysis.ts:233–255

(ssr: boolean)

  let _env: string | undefined
  let _ssrEnv: string | undefined
  function getEnv(ssr: boolean) {
    if (!_ssrEnv || !_env) {
      const importMetaEnvKeys: Record<string, any> = {}
      const userDefineEnv: Record<string, any> = {}
      for (const key in config.env) {
        importMetaEnvKeys[key] = JSON.stringify(config.env[key])
      }
      for (const key in config.define) {
        // non-import.meta.env.* is handled in `clientInjection` plugin
        if (key.startsWith('import.meta.env.')) {
          userDefineEnv[key.slice(16)] = config.define[key]
        }
      }
      const env = `import.meta.env = ${serializeDefine({
        ...importMetaEnvKeys,
        SSR: '__vite_ssr__',
        ...userDefineEnv,
      })};`
      _ssrEnv = env.replace('__vite_ssr__', 'true')
      _env = env.replace('__vite_ssr__', 'false')
    }
    return ssr ? _ssrEnv : _env
  }

  return {
    name: 'vite:import-analysis',