validations-br/lib/validations/validatePhone.cjs

A validator to BR informations

const require_validations_utils = require('./utils.cjs');

//#region src/validations/validatePhone.ts
/**
* The function `validatePhone` validates a Brazilian phone number.
* @param {string} phone - The `phone` parameter is a string that represents the phone number to be
* validated.
* @returns The function `validatePhone` returns a boolean value. It returns `true` if the phone number
* is valid, and `false` otherwise.
*/
function validatePhone(phone) {
	const clearPhone = phone.replace(/\D/g, "");
	if (require_validations_utils.isRepeated(clearPhone)) return false;
	if (!(clearPhone.length >= 8 && clearPhone.length <= 11)) return false;
	if (clearPhone.length > 9 && [0, 1].indexOf(clearPhone.indexOf("0")) !== -1) return false;
	const shortNumber = clearPhone.length > 9 ? clearPhone.substring(2) : clearPhone;
	if (shortNumber.length === 8) return [
		2,
		3,
		4,
		5,
		6,
		7,
		8
	].indexOf(+shortNumber[0]) !== -1;
	return shortNumber[0] === "9";
}

//#endregion
exports.validatePhone = validatePhone;