Method extractHashFromPointer

web/src/artifact_cache.ts:304–316

(url: string)

  }

  private async extractHashFromPointer(url: string): Promise<string | null> {
    const rawUrl = url.replace(/\/resolve\//, "/raw/");
    try {
      const text = await fetch(rawUrl).then((res) => res.text());
      if (!text.includes("oid sha256:")) {
        return null;
      }
      const match = text.match(/oid sha256:([A-Fa-f0-9]+)/);
      return match ? match[1] : null;
    } catch {
      return null;
    }
  }

  private async getBlobHash(blob: Blob): Promise<CrossOriginHashDescriptor> {
    const arrayBuffer = await blob.arrayBuffer();