Method readFilePrefix

src/node/services/memoryService.ts:360–369

(relPath: string, maxBytes: number)

  }

  async readFilePrefix(relPath: string, maxBytes: number): Promise<string> {
    const handle = await fsPromises.open(this.abs(relPath), "r");
    try {
      const buffer = Buffer.alloc(maxBytes);
      const { bytesRead } = await handle.read(buffer, 0, maxBytes, 0);
      return buffer.subarray(0, bytesRead).toString("utf-8");
    } finally {
      await handle.close();
    }
  }

  async writeFile(relPath: string, content: string): Promise<void> {
    const absPath = this.abs(relPath);