Function regexp

_benchmarks/sample_antd.js:75324–75341

* Validates the regular expression type. * * @param rule The validation rule. * @param value The value of the field on the source object. * @param callback The callback function. * @param source The source object being validated. * @param options The validation options. * @param option

(rule, value, callback, source, options)

 */

function regexp(rule, value, callback, source, options) {
  var errors = [];
  var validate = rule.required || !rule.required && source.hasOwnProperty(rule.field);

  if (validate) {
    if (isEmptyValue(value) && !rule.required) {
      return callback();
    }

    rules.required(rule, value, source, errors, options);

    if (!isEmptyValue(value)) {
      rules.type(rule, value, source, errors, options);
    }
  }

  callback(errors);
}

/**
 *  Validates a number is an integer.