text: /*
   * Copyright 2017-2020 IBM Corporation
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   * http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  import moment from "moment";
  
  
  function op() {
  	return "isDateTime";
  }
  
  function evaluate(paramInfo, param2Info, value, controller) {
  	if (paramInfo.value) { // only check if there is a value.
  		const format = (value === "time") ? "HH:mm:ssZ" : moment.ISO_8601;
  		const mom = moment.utc(paramInfo.value, format, true);
  		return (mom.isValid());
  	}
  	return true;
  }
  
  // Public Methods ------------------------------------------------------------->
  
  module.exports.op = op;
  module.exports.evaluate = evaluate;
  