Method loadCheckpoint

packages/core/src/core/logger.ts:329–357

(tag: string)

  }

  async loadCheckpoint(tag: string): Promise<Content[]> {
    if (!this.initialized) {
      console.error(
        'Logger not initialized or checkpoint file path not set. Cannot load checkpoint.',
      );
      return [];
    }

    const path = await this._getCheckpointPath(tag);
    try {
      const fileContent = await fs.readFile(path, 'utf-8');
      const parsedContent = JSON.parse(fileContent);
      if (!Array.isArray(parsedContent)) {
        console.warn(
          `Checkpoint file at ${path} is not a valid JSON array. Returning empty checkpoint.`,
        );
        return [];
      }
      return parsedContent as Content[];
    } catch (error) {
      const nodeError = error as NodeJS.ErrnoException;
      if (nodeError.code === 'ENOENT') {
        // This is okay, it just means the checkpoint doesn't exist in either format.
        return [];
      }
      console.error(`Failed to read or parse checkpoint file ${path}:`, error);
      return [];
    }
  }

  async deleteCheckpoint(tag: string): Promise<boolean> {
    if (!this.initialized || !this.anusDir) {