Function assert

packages/arctic/src/file/time.ts:28–37

(sessionID: string, filepath: string)

  }

  export async function assert(sessionID: string, filepath: string) {
    const time = get(sessionID, filepath)
    if (!time) throw new Error(`You must read the file ${filepath} before overwriting it. Use the Read tool first`)
    const stats = await Bun.file(filepath).stat()
    if (stats.mtime.getTime() > time.getTime()) {
      throw new Error(
        `File ${filepath} has been modified since it was last read.\nLast modification: ${stats.mtime.toISOString()}\nLast read: ${time.toISOString()}\n\nPlease read the file again before modifying it.`,
      )
    }
  }
}