Method lookupVersionByHash

packages/service-worker/worker/src/driver.ts:782–793

(
    hash: ManifestHash,
    debugName: string = 'lookupVersionByHash',
  )

  }

  private lookupVersionByHash(
    hash: ManifestHash,
    debugName: string = 'lookupVersionByHash',
  ): AppVersion {
    // The version should exist, but check just in case.
    if (!this.versions.has(hash)) {
      throw new Error(
        `Invariant violated (${debugName}): want AppVersion for ${hash} but not loaded`,
      );
    }
    return this.versions.get(hash)!;
  }

  /**
   * Decide which version of the manifest to use for the event.