MultiError Class — supabase Architecture

Source Code

apps/docs/app/api/utils.ts lines 77–95

export class MultiError<ErrorType = unknown, Details extends ObjectOrNever = never> extends Error {
  constructor(
    message: string,
    cause?: Array<ErrorType>,
    public details?: Details
  ) {
    super(message, { cause })
  }

  get totalErrors(): number {
    return (this.cause as Array<ErrorType>)?.length || 0
  }

  appendError(message: string, error: ErrorType): this {
    this.message = `${this.message}\n\t${message}`
    ;((this.cause ??= []) as Array<ErrorType>).push(error)
    return this
  }
}