core-value-objects/src/core/cep.vo.ts

Biblioteca de Value Objects reutilizáveis para domínios de negócio

import { IValueObjects } from "../interface/vo.interface";

export class Cep implements IValueObjects<string> {
  private readonly value: string;

  constructor(value: string) {
    const valueClean = value.replace(/\D/g, "");
    if (!Cep.validate(valueClean)) throw new Error("CEP inválido.");
    this.value = valueClean;
  }
  private static validate = (cep: string): boolean => /^\d{8}$/.test(cep);
  getValue = (): string => this.value;
  getValueFormatted = (): string =>
    this.value.replace(/(\d{5})(\d{3})/, "$1-$2");
  equals = (value: IValueObjects<string>): boolean =>
    value instanceof Cep && this.value === value.getValue();
}