Function setupEnvironment

packages/vite/src/node/build.ts:1890–1894

(name: string, config: ResolvedConfig)

  }

  async function setupEnvironment(name: string, config: ResolvedConfig) {
    const environment = await config.build.createEnvironment(name, config)
    await environment.init()
    environments[name] = environment
  }

  if (useLegacyBuilder) {
    await setupEnvironment(config.build.ssr ? 'ssr' : 'client', config)