Function validateFileSize

src/node/services/tools/fileCommon.ts:99–108

(stats: FileStat)

 * @returns Error object if file is too large, null if valid
 */
export function validateFileSize(stats: FileStat): { error: string } | null {
  if (stats.size > MAX_FILE_SIZE) {
    const sizeMB = (stats.size / (1024 * 1024)).toFixed(2);
    const maxMB = (MAX_FILE_SIZE / (1024 * 1024)).toFixed(2);
    return {
      error: `File is too large (${sizeMB}MB). The maximum file size for file operations is ${maxMB}MB. Please use system tools like grep, sed, awk, or split the file into smaller chunks.`,
    };
  }
  return null;
}

/**
 * Validates that a file path doesn't contain redundant workspace prefix.