can-validate-validatejs/can-validate-validatejs.js

Create validator functions that use ValidateJS to validate values.

"use strict";
var canReflect = require("can-reflect");
var validatejs = require("validate.js");

var makeValidator = function(constraints) {
	return function(value) {
		// Returns an array or undefined
		return validatejs.single(value, constraints);
	};
};

makeValidator.many = function(constraints) {
	return function(values) {
		var rawErrors = validatejs(values, constraints, {
			format: "detailed",
			fullMessages: false
		});
		var errors;

		if (rawErrors) {
			errors = [];
			canReflect.eachIndex(rawErrors, function(error) {
				errors.push({
					message: error.options.message || error.error,
					related: [error.attribute]
				});
			});
		}
		return errors;
	};
};

makeValidator.validatejs = validatejs;

module.exports = makeValidator;