techdadi-express-starter-ts/starter-template/src/utils/appError.ts

CLI for creating a new Express TypeScript starter project

class AppError extends Error {
  public statusCode: number;
  public status: string;
  public isOperational: boolean;

  constructor(message: string, statusCode: number) {
    super(message);
    this.statusCode = statusCode;
    this.status = `${statusCode}`.startsWith('4') ? 'fail' : 'error';
    this.isOperational = true;

    Error.captureStackTrace(this, this.constructor);
  }
}

export default AppError;