text: /**
   * @license
   * Copyright Google Inc. All Rights Reserved.
   *
   * Use of this source code is governed by an MIT-style license that can be
   * found in the LICENSE file at https://angular.io/license
   */
  import { NgZone } from '@angular/core';
  import { ListWrapper } from './facade/collection';
  import { global, isPresent } from './facade/lang';
  import { getDOM } from './private_import_platform-browser';
  export var BrowserDetection = (function () {
      function BrowserDetection(ua) {
          this._overrideUa = ua;
      }
      Object.defineProperty(BrowserDetection.prototype, "_ua", {
          get: function () {
              if (isPresent(this._overrideUa)) {
                  return this._overrideUa;
              }
              else {
                  return isPresent(getDOM()) ? getDOM().getUserAgent() : '';
              }
          },
          enumerable: true,
          configurable: true
      });
      BrowserDetection.setup = function () { browserDetection = new BrowserDetection(null); };
      Object.defineProperty(BrowserDetection.prototype, "isFirefox", {
          get: function () { return this._ua.indexOf('Firefox') > -1; },
          enumerable: true,
          configurable: true
      });
      Object.defineProperty(BrowserDetection.prototype, "isAndroid", {
          get: function () {
              return this._ua.indexOf('Mozilla/5.0') > -1 && this._ua.indexOf('Android') > -1 &&
                  this._ua.indexOf('AppleWebKit') > -1 && this._ua.indexOf('Chrome') == -1 &&
                  this._ua.indexOf('IEMobile') == -1;
          },
          enumerable: true,
          configurable: true
      });
      Object.defineProperty(BrowserDetection.prototype, "isEdge", {
          get: function () { return this._ua.indexOf('Edge') > -1; },
          enumerable: true,
          configurable: true
      });
      Object.defineProperty(BrowserDetection.prototype, "isIE", {
          get: function () { return this._ua.indexOf('Trident') > -1; },
          enumerable: true,
          configurable: true
      });
      Object.defineProperty(BrowserDetection.prototype, "isWebkit", {
          get: function () {
              return this._ua.indexOf('AppleWebKit') > -1 && this._ua.indexOf('Edge') == -1 &&
                  this._ua.indexOf('IEMobile') == -1;
          },
          enumerable: true,
          configurable: true
      });
      Object.defineProperty(BrowserDetection.prototype, "isIOS7", {
          get: function () {
              return (this._ua.indexOf('iPhone OS 7') > -1 || this._ua.indexOf('iPad OS 7') > -1) &&
                  this._ua.indexOf('IEMobile') == -1;
          },
          enumerable: true,
          configurable: true
      });
      Object.defineProperty(BrowserDetection.prototype, "isSlow", {
          get: function () { return this.isAndroid || this.isIE || this.isIOS7; },
          enumerable: true,
          configurable: true
      });
      Object.defineProperty(BrowserDetection.prototype, "supportsNativeIntlApi", {
          // The Intl API is only natively supported in Chrome, Firefox, IE11 and Edge.
          // This detector is needed in tests to make the difference between:
          // 1) IE11/Edge: they have a native Intl API, but with some discrepancies
          // 2) IE9/IE10: they use the polyfill, and so no discrepancies
          get: function () {
              return !!global.Intl && global.Intl !== global.IntlPolyfill;
          },
          enumerable: true,
          configurable: true
      });
      Object.defineProperty(BrowserDetection.prototype, "isChromeDesktop", {
          get: function () {
              return this._ua.indexOf('Chrome') > -1 && this._ua.indexOf('Mobile Safari') == -1 &&
                  this._ua.indexOf('Edge') == -1;
          },
          enumerable: true,
          configurable: true
      });
      Object.defineProperty(BrowserDetection.prototype, "isOldChrome", {
          // "Old Chrome" means Chrome 3X, where there are some discrepancies in the Intl API.
          // Android 4.4 and 5.X have such browsers by default (respectively 30 and 39).
          get: function () {
              return this._ua.indexOf('Chrome') > -1 && this._ua.indexOf('Chrome/3') > -1 &&
                  this._ua.indexOf('Edge') == -1;
          },
          enumerable: true,
          configurable: true
      });
      return BrowserDetection;
  }());
  BrowserDetection.setup();
  export function dispatchEvent(element /** TODO #9100 */, eventType /** TODO #9100 */) {
      getDOM().dispatchEvent(element, getDOM().createEvent(eventType));
  }
  export function el(html) {
      return getDOM().firstChild(getDOM().content(getDOM().createTemplate(html)));
  }
  export function normalizeCSS(css) {
      return css.replace(/\s+/g, ' ')
          .replace(/:\s/g, ':')
          .replace(/'/g, '"')
          .replace(/ }/g, '}')
          .replace(/url\((\"|\s)(.+)(\"|\s)\)(\s*)/g, function () {
          var match = [];
          for (var _i = 0; _i < arguments.length; _i++) {
              match[_i - 0] = arguments[_i];
          }
          return ("url(\"" + match[2] + "\")");
      })
          .replace(/\[(.+)=([^"\]]+)\]/g, function () {
          var match = [];
          for (var _i = 0; _i < arguments.length; _i++) {
              match[_i - 0] = arguments[_i];
          }
          return ("[" + match[1] + "=\"" + match[2] + "\"]");
      });
  }
  var _singleTagWhitelist = ['br', 'hr', 'input'];
  export function stringifyElement(el /** TODO #9100 */) {
      var result = '';
      if (getDOM().isElementNode(el)) {
          var tagName = getDOM().tagName(el).toLowerCase();
          // Opening tag
          result += "<" + tagName;
          // Attributes in an ordered way
          var attributeMap = getDOM().attributeMap(el);
          var keys = [];
          attributeMap.forEach(function (v, k) { return keys.push(k); });
          ListWrapper.sort(keys);
          for (var i = 0; i < keys.length; i++) {
              var key = keys[i];
              var attValue = attributeMap.get(key);
              if (typeof attValue !== 'string') {
                  result += " " + key;
              }
              else {
                  result += " " + key + "=\"" + attValue + "\"";
              }
          }
          result += '>';
          // Children
          var childrenRoot = getDOM().templateAwareRoot(el);
          var children = isPresent(childrenRoot) ? getDOM().childNodes(childrenRoot) : [];
          for (var j = 0; j < children.length; j++) {
              result += stringifyElement(children[j]);
          }
          // Closing tag
          if (!ListWrapper.contains(_singleTagWhitelist, tagName)) {
              result += "</" + tagName + ">";
          }
      }
      else if (getDOM().isCommentNode(el)) {
          result += "<!--" + getDOM().nodeValue(el) + "-->";
      }
      else {
          result += getDOM().getText(el);
      }
      return result;
  }
  export var browserDetection = new BrowserDetection(null);
  export function createNgZone() {
      return new NgZone({ enableLongStackTrace: true });
  }
  //# sourceMappingURL=browser_util.js.map