Function getClientBuildManifest

packages/next/src/client/route-loader.ts:183–202

()

// code branches that use the Build Manifest Callback and push them through
// the Route Loader interface.
export function getClientBuildManifest() {
  if (self.__BUILD_MANIFEST) {
    return Promise.resolve(self.__BUILD_MANIFEST)
  }

  const onBuildManifest = new Promise<Record<string, string[]>>((resolve) => {
    // Mandatory because this is not concurrent safe:
    const cb = self.__BUILD_MANIFEST_CB
    self.__BUILD_MANIFEST_CB = () => {
      resolve(self.__BUILD_MANIFEST!)
      cb && cb()
    }
  })

  return resolvePromiseWithTimeout(
    onBuildManifest,
    markAssetError(new Error('Failed to load client build manifest')),
    devBuildPromise
  )
}

interface RouteFiles {
  scripts: (TrustedScriptURL | string)[]