@lacussoft/cpf-val
Version:
Utility to validate CPF (Brazilian Individual's Taxpayer ID)
169 lines (157 loc) • 44.9 kB
JavaScript
/**
* Lacus Solutions :: cpf-val v3.0.0
*
* @author Julio L. Muller.
* @license MIT - 2021-2026
*/
import { CpfCheckDigits } from '@lacussoft/cpf-dv';
import { describeType } from '@lacussoft/utils';
/******************************************************************************
Copyright (c) Microsoft Corporation.
Permission to use, copy, modify, and/or distribute this software for any
purpose with or without fee is hereby granted.
THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
PERFORMANCE OF THIS SOFTWARE.
***************************************************************************** */
/* global Reflect, Promise, SuppressedError, Symbol, Iterator */
var extendStatics = function(d, b) {
extendStatics = Object.setPrototypeOf ||
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
function (d, b) { for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p]; };
return extendStatics(d, b);
};
function __extends(d, b) {
if (typeof b !== "function" && b !== null)
throw new TypeError("Class extends value " + String(b) + " is not a constructor or null");
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
}
typeof SuppressedError === "function" ? SuppressedError : function (error, suppressed, message) {
var e = new Error(message);
return e.name = "SuppressedError", e.error = error, e.suppressed = suppressed, e;
};
/**
* Base error class for all `cpf-val` type-related errors.
*
* This abstract class extends the native `TypeError` and serves as the base for
* all type validation errors in the CPF validator. It ensures proper prototype
* chain setup and automatically sets the error name from the constructor.
*/
var CpfValidatorTypeError = /** @class */ (function (_super) {
__extends(CpfValidatorTypeError, _super);
function CpfValidatorTypeError(actualInput, actualType, expectedType, message) {
var _newTarget = this.constructor;
var _this = _super.call(this, message) || this;
Object.setPrototypeOf(_this, _newTarget.prototype);
_this.name = _this.constructor.name;
_this.actualInput = actualInput;
_this.actualType = actualType;
_this.expectedType = expectedType;
return _this;
}
return CpfValidatorTypeError;
}(TypeError));
/**
* Error raised when the input provided to the CPF validator is not of the
* expected type {@link CpfInput}. The error message includes both the actual
* input type and the expected type.
*/
var CpfValidatorInputTypeError = /** @class */ (function (_super) {
__extends(CpfValidatorInputTypeError, _super);
function CpfValidatorInputTypeError(actualInput, expectedType) {
var actualInputType = describeType(actualInput);
return _super.call(this, actualInput, actualInputType, expectedType, "CPF input must be of type ".concat(expectedType, ". Got ").concat(actualInputType, ".")) || this;
}
return CpfValidatorInputTypeError;
}(CpfValidatorTypeError));
/**
* Base exception for all `cpf-val` rules-related errors.
*
* This abstract class extends the native `Error` and serves as the base for all
* non-type-related errors in the `CpfValidator` and its dependencies. It is
* suitable for validation errors, range errors, and other business logic
* exceptions that are not strictly type-related. It ensures proper prototype
* chain setup and automatically sets the error name from the constructor.
*/
var CpfValidatorException = /** @class */ (function (_super) {
__extends(CpfValidatorException, _super);
function CpfValidatorException(message) {
var _newTarget = this.constructor;
var _this = _super.call(this, message) || this;
Object.setPrototypeOf(_this, _newTarget.prototype);
_this.name = _this.constructor.name;
return _this;
}
return CpfValidatorException;
}(Error));
/**
* The standard length of a CPF (Cadastro de Pessoa Física) identifier (11
* digits).
*/
var CPF_LENGTH = 11;
/**
* Validator for CPF (Cadastro de Pessoa Física) identifiers. Validates CPF
* strings according to the Brazilian CPF validation algorithm.
*/
var CpfValidator = /** @class */ (function () {
function CpfValidator() {
}
/**
* Validates a CPF input.
*
* @throws {CpfValidatorInputTypeError} If input is not string or string[].
*/
CpfValidator.prototype.isValid = function (cpfInput) {
var actualInput = this._toStringInput(cpfInput);
var sanitizedCpf = actualInput.replace(/\D/g, '');
if (sanitizedCpf.length !== CPF_LENGTH) {
return false;
}
try {
var cpfCheckDigits = new CpfCheckDigits(sanitizedCpf);
return sanitizedCpf === cpfCheckDigits.cpf;
}
catch (_a) {
return false;
}
};
/**
* Normalizes the input to a string.
*
* @throws {CpfValidatorInputTypeError} If the input is not a string or array
* of strings.
*/
CpfValidator.prototype._toStringInput = function (cpfInput) {
if (typeof cpfInput === 'string') {
return cpfInput;
}
if (Array.isArray(cpfInput)) {
for (var _i = 0, cpfInput_1 = cpfInput; _i < cpfInput_1.length; _i++) {
var item = cpfInput_1[_i];
if (typeof item !== 'string') {
throw new CpfValidatorInputTypeError(cpfInput, 'string or string[]');
}
}
return cpfInput.join('');
}
throw new CpfValidatorInputTypeError(cpfInput, 'string or string[]');
};
return CpfValidator;
}());
Object.freeze(CpfValidator);
/**
* Helper function to simplify the usage of the {@link CpfValidator} class.
*
* @throws {CpfValidatorInputTypeError} If input is not string or string[].
*/
function cpfVal(cpfInput) {
return new CpfValidator().isValid(cpfInput);
}
export { CPF_LENGTH, CpfValidator, CpfValidatorException, CpfValidatorInputTypeError, CpfValidatorTypeError, cpfVal, cpfVal as default };
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It ensures proper prototype\n * chain setup and automatically sets the error name from the constructor.\n */\nexport abstract class CpfValidatorTypeError extends TypeError {\n  public override readonly name: string;\n\n  public readonly actualInput: unknown;\n  public readonly actualType: string;\n  public readonly expectedType: string;\n\n  public constructor(\n    actualInput: unknown,\n    actualType: string,\n    expectedType: string,\n    message: string,\n  ) {\n    super(message);\n\n    Object.setPrototypeOf(this, new.target.prototype);\n\n    this.name = this.constructor.name;\n    this.actualInput = actualInput;\n    this.actualType = actualType;\n    this.expectedType = expectedType;\n  }\n}\n\n/**\n * Error raised when the input provided to the CPF validator is not of the\n * expected type {@link CpfInput}. The error message includes both the actual\n * input type and the expected type.\n */\nexport class CpfValidatorInputTypeError extends CpfValidatorTypeError {\n  public constructor(actualInput: unknown, expectedType: string) {\n    const actualInputType = describeType(actualInput);\n\n    super(\n      actualInput,\n      actualInputType,\n      expectedType,\n      `CPF input must be of type ${expectedType}. Got ${actualInputType}.`,\n    );\n  }\n}\n\n/**\n * Base exception for all `cpf-val` rules-related errors.\n *\n * This abstract class extends the native `Error` and serves as the base for all\n * non-type-related errors in the `CpfValidator` and its dependencies. It is\n * suitable for validation errors, range errors, and other business logic\n * exceptions that are not strictly type-related. 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