"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = whenNothingIsSelected;
exports.getSelectionText = getSelectionText;
/*
 * Copyright 2020 The Kubernetes Authors
 *
 * 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.
 */
/** @return the selected text in the current window window */
function getSelectionText() {
  let text = '';
  if (window.getSelection) {
    text = window.getSelection().toString();
  }
  return text;
}
/** Invoke the given handler only if there is no text selection */
function whenNothingIsSelected(handler) {
  return evt => {
    if (getSelectionText().length === 0) {
      return handler(evt);
    }
  };
}