Is Error

IsError.ts

/**
 * @param message The error message
 * @param value The value that violates the constraint
 * @param field The name of the field
 * @param type The expected type for the field
 * @param constraint The name of the constraint violated
 * @param code The application or module code for the error
 */
export class IsError extends Error {
  constructor(
    public message:string,
    public value: any, 
    public field?:string, 
    public type?: string,
    public constraint?: string,
    public code?:string) {
      super(message);
      this.name = 'IsError';
      Object.setPrototypeOf(this, IsError.prototype);      
  }
}