lepu-test-platform-web/node_modules/async-validator/es/rule/required.js

20 lines
698 B
JavaScript

import * as util from '../util';
/**
* Rule for validating required fields.
*
* @param rule The validation rule.
* @param value The value of the field on the source object.
* @param source The source object being validated.
* @param errors An array of errors that this rule may add
* validation errors to.
* @param options The validation options.
* @param options.messages The validation messages.
*/
function required(rule, value, source, errors, options, type) {
if (rule.required && (!source.hasOwnProperty(rule.field) || util.isEmptyValue(value, type || rule.type))) {
errors.push(util.format(options.messages.required, rule.fullField));
}
}
export default required;