'use strict';"use strict";

var collection_1 = require('angular2/src/facade/collection');

var lang_1 = require('angular2/src/facade/lang');

var exceptions_1 = require('angular2/src/facade/exceptions');

var _EMPTY_ATTR_VALUE = '';

// TODO: Can't use `const` here as

// in Dart this is not transpiled into `final` yet...

var _SELECTOR_REGEXP = lang_1.RegExpWrapper.create('(\\:not\\()|' +

'([-\\w]+)|' +

'(?:\\.([-\\w]+))|' +

'(?:\\[([-\\w*]+)(?:=([^\\]]*))?\\])|' +

'(\\))|' +

'(\\s*,\\s*)'); // ","

/**

* A css selector contains an element name,

* css classes and attribute/value pairs with the purpose

* of selecting subsets out of them.

*/

var CssSelector = (function () {

function CssSelector() {

this.element = null;

this.classNames = [];

this.attrs = [];

this.notSelectors = [];

}

CssSelector.parse = function (selector) {

var results = [];

var _addResult = function (res, cssSel) {

if (cssSel.notSelectors.length > 0 && lang_1.isBlank(cssSel.element) &&

collection_1.ListWrapper.isEmpty(cssSel.classNames) && collection_1.ListWrapper.isEmpty(cssSel.attrs)) {

cssSel.element = "*";

}

res.push(cssSel);

};

var cssSelector = new CssSelector();

var matcher = lang_1.RegExpWrapper.matcher(_SELECTOR_REGEXP, selector);

var match;

var current = cssSelector;

var inNot = false;

while (lang_1.isPresent(match = lang_1.RegExpMatcherWrapper.next(matcher))) {

if (lang_1.isPresent(match[1])) {

if (inNot) {

throw new exceptions_1.BaseException('Nesting :not is not allowed in a selector');

}

inNot = true;

current = new CssSelector();

cssSelector.notSelectors.push(current);

}

if (lang_1.isPresent(match[2])) {

current.setElement(match[2]);

}

if (lang_1.isPresent(match[3])) {

current.addClassName(match[3]);

}

if (lang_1.isPresent(match[4])) {

current.addAttribute(match[4], match[5]);

}

if (lang_1.isPresent(match[6])) {

inNot = false;

current = cssSelector;

}

if (lang_1.isPresent(match[7])) {

if (inNot) {

throw new exceptions_1.BaseException('Multiple selectors in :not are not supported');

}

_addResult(results, cssSelector);

cssSelector = current = new CssSelector();

}

}

_addResult(results, cssSelector);

return results;

};

CssSelector.prototype.isElementSelector = function () {

return lang_1.isPresent(this.element) && collection_1.ListWrapper.isEmpty(this.classNames) &&

collection_1.ListWrapper.isEmpty(this.attrs) && this.notSelectors.length === 0;

};

CssSelector.prototype.setElement = function (element) {

if (element === void 0) { element = null; }

this.element = element;

};

/** Gets a template string for an element that matches the selector. */

CssSelector.prototype.getMatchingElementTemplate = function () {

var tagName = lang_1.isPresent(this.element) ? this.element : 'div';

var classAttr = this.classNames.length > 0 ? " class=\"" + this.classNames.join(' ') + "\"" : '';

var attrs = '';

for (var i = 0; i < this.attrs.length; i += 2) {

var attrName = this.attrs[i];

var attrValue = this.attrs[i + 1] !== '' ? "=\"" + this.attrs[i + 1] + "\"" : '';

attrs += " " + attrName + attrValue;

}

return "<" + tagName + classAttr + attrs + "></" + tagName + ">";

};

CssSelector.prototype.addAttribute = function (name, value) {

if (value === void 0) { value = _EMPTY_ATTR_VALUE; }

this.attrs.push(name);

if (lang_1.isPresent(value)) {

value = value.toLowerCase();

}

else {

value = _EMPTY_ATTR_VALUE;

}

this.attrs.push(value);

};

CssSelector.prototype.addClassName = function (name) { this.classNames.push(name.toLowerCase()); };

CssSelector.prototype.toString = function () {

var res = '';

if (lang_1.isPresent(this.element)) {

res += this.element;

}

if (lang_1.isPresent(this.classNames)) {

for (var i = 0; i < this.classNames.length; i++) {

res += '.' + this.classNames[i];

}

}

if (lang_1.isPresent(this.attrs)) {

for (var i = 0; i < this.attrs.length;) {

var attrName = this.attrs[i++];

var attrValue = this.attrs[i++];

res += '[' + attrName;

if (attrValue.length > 0) {

res += '=' + attrValue;

}

res += ']';

}

}

this.notSelectors.forEach(function (notSelector) { return res += ":not(" + notSelector + ")"; });

return res;

};

return CssSelector;

}());

exports.CssSelector = CssSelector;

/**

* Reads a list of CssSelectors and allows to calculate which ones

* are contained in a given CssSelector.

*/

var SelectorMatcher = (function () {

function SelectorMatcher() {

this._elementMap = new collection_1.Map();

this._elementPartialMap = new collection_1.Map();

this._classMap = new collection_1.Map();

this._classPartialMap = new collection_1.Map();

this._attrValueMap = new collection_1.Map();

this._attrValuePartialMap = new collection_1.Map();

this._listContexts = [];

}

SelectorMatcher.createNotMatcher = function (notSelectors) {

var notMatcher = new SelectorMatcher();

notMatcher.addSelectables(notSelectors, null);

return notMatcher;

};

SelectorMatcher.prototype.addSelectables = function (cssSelectors, callbackCtxt) {

var listContext = null;

if (cssSelectors.length > 1) {

listContext = new SelectorListContext(cssSelectors);

this._listContexts.push(listContext);

}

for (var i = 0; i < cssSelectors.length; i++) {

this._addSelectable(cssSelectors[i], callbackCtxt, listContext);

}

};

/**

* Add an object that can be found later on by calling `match`.

* @param cssSelector A css selector

* @param callbackCtxt An opaque object that will be given to the callback of the `match` function

*/

SelectorMatcher.prototype._addSelectable = function (cssSelector, callbackCtxt, listContext) {

var matcher = this;

var element = cssSelector.element;

var classNames = cssSelector.classNames;

var attrs = cssSelector.attrs;

var selectable = new SelectorContext(cssSelector, callbackCtxt, listContext);

if (lang_1.isPresent(element)) {

var isTerminal = attrs.length === 0 && classNames.length === 0;

if (isTerminal) {

this._addTerminal(matcher._elementMap, element, selectable);

}

else {

matcher = this._addPartial(matcher._elementPartialMap, element);

}

}

if (lang_1.isPresent(classNames)) {

for (var index = 0; index < classNames.length; index++) {

var isTerminal = attrs.length === 0 && index === classNames.length - 1;

var className = classNames[index];

if (isTerminal) {

this._addTerminal(matcher._classMap, className, selectable);

}

else {

matcher = this._addPartial(matcher._classPartialMap, className);

}

}

}

if (lang_1.isPresent(attrs)) {

for (var index = 0; index < attrs.length;) {

var isTerminal = index === attrs.length - 2;

var attrName = attrs[index++];

var attrValue = attrs[index++];

if (isTerminal) {

var terminalMap = matcher._attrValueMap;

var terminalValuesMap = terminalMap.get(attrName);

if (lang_1.isBlank(terminalValuesMap)) {

terminalValuesMap = new collection_1.Map();

terminalMap.set(attrName, terminalValuesMap);

}

this._addTerminal(terminalValuesMap, attrValue, selectable);

}

else {

var parttialMap = matcher._attrValuePartialMap;

var partialValuesMap = parttialMap.get(attrName);

if (lang_1.isBlank(partialValuesMap)) {

partialValuesMap = new collection_1.Map();

parttialMap.set(attrName, partialValuesMap);

}

matcher = this._addPartial(partialValuesMap, attrValue);

}

}

}

};

SelectorMatcher.prototype._addTerminal = function (map, name, selectable) {

var terminalList = map.get(name);

if (lang_1.isBlank(terminalList)) {

terminalList = [];

map.set(name, terminalList);

}

terminalList.push(selectable);

};

SelectorMatcher.prototype._addPartial = function (map, name) {

var matcher = map.get(name);

if (lang_1.isBlank(matcher)) {

matcher = new SelectorMatcher();

map.set(name, matcher);

}

return matcher;

};

/**

* Find the objects that have been added via `addSelectable`

* whose css selector is contained in the given css selector.

* @param cssSelector A css selector

* @param matchedCallback This callback will be called with the object handed into `addSelectable`

* @return boolean true if a match was found

*/

SelectorMatcher.prototype.match = function (cssSelector, matchedCallback) {

var result = false;

var element = cssSelector.element;

var classNames = cssSelector.classNames;

var attrs = cssSelector.attrs;

for (var i = 0; i < this._listContexts.length; i++) {

this._listContexts[i].alreadyMatched = false;

}

result = this._matchTerminal(this._elementMap, element, cssSelector, matchedCallback) || result;

result = this._matchPartial(this._elementPartialMap, element, cssSelector, matchedCallback) ||

result;

if (lang_1.isPresent(classNames)) {

for (var index = 0; index < classNames.length; index++) {

var className = classNames[index];

result =

this._matchTerminal(this._classMap, className, cssSelector, matchedCallback) || result;

result =

this._matchPartial(this._classPartialMap, className, cssSelector, matchedCallback) ||

result;

}

}

if (lang_1.isPresent(attrs)) {

for (var index = 0; index < attrs.length;) {

var attrName = attrs[index++];

var attrValue = attrs[index++];

var terminalValuesMap = this._attrValueMap.get(attrName);

if (!lang_1.StringWrapper.equals(attrValue, _EMPTY_ATTR_VALUE)) {

result = this._matchTerminal(terminalValuesMap, _EMPTY_ATTR_VALUE, cssSelector, matchedCallback) ||

result;

}

result = this._matchTerminal(terminalValuesMap, attrValue, cssSelector, matchedCallback) ||

result;

var partialValuesMap = this._attrValuePartialMap.get(attrName);

if (!lang_1.StringWrapper.equals(attrValue, _EMPTY_ATTR_VALUE)) {

result = this._matchPartial(partialValuesMap, _EMPTY_ATTR_VALUE, cssSelector, matchedCallback) ||

result;

}

result =

this._matchPartial(partialValuesMap, attrValue, cssSelector, matchedCallback) || result;

}

}

return result;

};

/** @internal */

SelectorMatcher.prototype._matchTerminal = function (map, name, cssSelector, matchedCallback) {

if (lang_1.isBlank(map) || lang_1.isBlank(name)) {

return false;

}

var selectables = map.get(name);

var starSelectables = map.get("*");

if (lang_1.isPresent(starSelectables)) {

selectables = selectables.concat(starSelectables);

}

if (lang_1.isBlank(selectables)) {

return false;

}

var selectable;

var result = false;

for (var index = 0; index < selectables.length; index++) {

selectable = selectables[index];

result = selectable.finalize(cssSelector, matchedCallback) || result;

}

return result;

};

/** @internal */

SelectorMatcher.prototype._matchPartial = function (map, name, cssSelector, matchedCallback /*: (c: CssSelector, a: any) => void*/) {

if (lang_1.isBlank(map) || lang_1.isBlank(name)) {

return false;

}

var nestedSelector = map.get(name);

if (lang_1.isBlank(nestedSelector)) {

return false;

}

// TODO(perf): get rid of recursion and measure again

// TODO(perf): don't pass the whole selector into the recursion,

// but only the not processed parts

return nestedSelector.match(cssSelector, matchedCallback);

};

return SelectorMatcher;

}());

exports.SelectorMatcher = SelectorMatcher;

var SelectorListContext = (function () {

function SelectorListContext(selectors) {

this.selectors = selectors;

this.alreadyMatched = false;

}

return SelectorListContext;

}());

exports.SelectorListContext = SelectorListContext;

// Store context to pass back selector and context when a selector is matched

var SelectorContext = (function () {

function SelectorContext(selector, cbContext, listContext) {

this.selector = selector;

this.cbContext = cbContext;

this.listContext = listContext;

this.notSelectors = selector.notSelectors;

}

SelectorContext.prototype.finalize = function (cssSelector, callback) {

var result = true;

if (this.notSelectors.length > 0 &&

(lang_1.isBlank(this.listContext) || !this.listContext.alreadyMatched)) {

var notMatcher = SelectorMatcher.createNotMatcher(this.notSelectors);

result = !notMatcher.match(cssSelector, null);

}

if (result && lang_1.isPresent(callback) &&

(lang_1.isBlank(this.listContext) || !this.listContext.alreadyMatched)) {

if (lang_1.isPresent(this.listContext)) {

this.listContext.alreadyMatched = true;

}

callback(this.selector, this.cbContext);

}

return result;

};

return SelectorContext;

}());

exports.SelectorContext = SelectorContext;

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{Map, ListWrapper, MapWrapper} from 'angular2/src/facade/collection';\nimport {\n  isPresent,\n  isBlank,\n  RegExpWrapper,\n  RegExpMatcherWrapper,\n  StringWrapper\n} from 'angular2/src/facade/lang';\nimport {BaseException, WrappedException} from 'angular2/src/facade/exceptions';\n\nconst _EMPTY_ATTR_VALUE = /*@ts2dart_const*/ '';\n\n// TODO: Can't use `const` here as\n// in Dart this is not transpiled into `final` yet...\nvar _SELECTOR_REGEXP = RegExpWrapper.create(\n    '(\\\\:not\\\\()|' +                          //\":not(\"\n    '([-\\\\w]+)|' +                            // \"tag\"\n    '(?:\\\\.([-\\\\w]+))|' +                     // \".class\"\n    '(?:\\\\[([-\\\\w*]+)(?:=([^\\\\]]*))?\\\\])|' +  // \"[name]\", \"[name=value]\" or \"[name*=value]\"\n    '(\\\\))|' +                                // \")\"\n    '(\\\\s*,\\\\s*)');                           // \",\"\n\n/**\n * A css selector contains an element name,\n * css classes and attribute/value pairs with the purpose\n * of selecting subsets out of them.\n */\nexport class CssSelector {\n  element: string = null;\n  classNames: string[] = [];\n  attrs: string[] = [];\n  notSelectors: CssSelector[] = [];\n\n  static parse(selector: string): CssSelector[] {\n    var results: CssSelector[] = [];\n    var _addResult = (res: CssSelector[], cssSel) => {\n      if (cssSel.notSelectors.length > 0 && isBlank(cssSel.element) &&\n          ListWrapper.isEmpty(cssSel.classNames) && ListWrapper.isEmpty(cssSel.attrs)) {\n        cssSel.element = \"*\";\n      }\n      res.push(cssSel);\n    };\n    var cssSelector = new CssSelector();\n    var matcher = RegExpWrapper.matcher(_SELECTOR_REGEXP, selector);\n    var match;\n    var current = cssSelector;\n    var inNot = false;\n    while (isPresent(match = RegExpMatcherWrapper.next(matcher))) {\n      if (isPresent(match[1])) {\n        if (inNot) {\n          throw new BaseException('Nesting :not is not allowed in a selector');\n        }\n        inNot = true;\n        current = new CssSelector();\n        cssSelector.notSelectors.push(current);\n      }\n      if (isPresent(match[2])) {\n        current.setElement(match[2]);\n      }\n      if (isPresent(match[3])) {\n        current.addClassName(match[3]);\n      }\n      if (isPresent(match[4])) {\n        current.addAttribute(match[4], match[5]);\n      }\n      if (isPresent(match[6])) {\n        inNot = false;\n        current = cssSelector;\n      }\n      if (isPresent(match[7])) {\n        if (inNot) {\n          throw new BaseException('Multiple selectors in :not are not supported');\n        }\n        _addResult(results, cssSelector);\n        cssSelector = current = new CssSelector();\n      }\n    }\n    _addResult(results, cssSelector);\n    return results;\n  }\n\n  isElementSelector(): boolean {\n    return isPresent(this.element) && ListWrapper.isEmpty(this.classNames) &&\n           ListWrapper.isEmpty(this.attrs) && this.notSelectors.length === 0;\n  }\n\n  setElement(element: string = null) { this.element = element; }\n\n  /** Gets a template string for an element that matches the selector. */\n  getMatchingElementTemplate(): string {\n    let tagName = isPresent(this.element) ? this.element : 'div';\n    let classAttr = this.classNames.length > 0 ? ` class=\"${this.classNames.join(' ')}\"` : '';\n\n    let attrs = '';\n    for (let i = 0; i < this.attrs.length; i += 2) {\n      let attrName = this.attrs[i];\n      let attrValue = this.attrs[i + 1] !== '' ? `=\"${this.attrs[i + 1]}\"` : '';\n      attrs += ` ${attrName}${attrValue}`;\n    }\n\n    return `<${tagName}${classAttr}${attrs}></${tagName}>`;\n  }\n\n  addAttribute(name: string, value: string = _EMPTY_ATTR_VALUE) {\n    this.attrs.push(name);\n    if (isPresent(value)) {\n      value = value.toLowerCase();\n    } else {\n      value = _EMPTY_ATTR_VALUE;\n    }\n    this.attrs.push(value);\n  }\n\n  addClassName(name: string) { this.classNames.push(name.toLowerCase()); }\n\n  toString(): string {\n    var res = '';\n    if (isPresent(this.element)) {\n      res += this.element;\n    }\n    if (isPresent(this.classNames)) {\n      for (var i = 0; i < this.classNames.length; i++) {\n        res += '.' + this.classNames[i];\n      }\n    }\n    if (isPresent(this.attrs)) {\n      for (var i = 0; i < this.attrs.length;) {\n        var attrName = this.attrs[i++];\n        var attrValue = this.attrs[i++];\n        res += '[' + attrName;\n        if (attrValue.length > 0) {\n          res += '=' + attrValue;\n        }\n        res += ']';\n      }\n    }\n    this.notSelectors.forEach(notSelector => res += `:not(${notSelector})`);\n    return res;\n  }\n}\n\n/**\n * Reads a list of CssSelectors and allows to calculate which ones\n * are contained in a given CssSelector.\n */\nexport class SelectorMatcher {\n  static createNotMatcher(notSelectors: CssSelector[]): SelectorMatcher {\n    var notMatcher = new SelectorMatcher();\n    notMatcher.addSelectables(notSelectors, null);\n    return notMatcher;\n  }\n\n  private _elementMap = new Map<string, SelectorContext[]>();\n  private _elementPartialMap = new Map<string, SelectorMatcher>();\n  private _classMap = new Map<string, SelectorContext[]>();\n  private _classPartialMap = new Map<string, SelectorMatcher>();\n  private _attrValueMap = new Map<string, Map<string, SelectorContext[]>>();\n  private _attrValuePartialMap = new Map<string, Map<string, SelectorMatcher>>();\n  private _listContexts: SelectorListContext[] = [];\n\n  addSelectables(cssSelectors: CssSelector[], callbackCtxt?: any) {\n    var listContext = null;\n    if (cssSelectors.length > 1) {\n      listContext = new SelectorListContext(cssSelectors);\n      this._listContexts.push(listContext);\n    }\n    for (var i = 0; i < cssSelectors.length; i++) {\n      this._addSelectable(cssSelectors[i], callbackCtxt, listContext);\n    }\n  }\n\n  /**\n   * Add an object that can be found later on by calling `match`.\n   * @param cssSelector A css selector\n   * @param callbackCtxt An opaque object that will be given to the callback of the `match` function\n   */\n  private _addSelectable(cssSelector: CssSelector, callbackCtxt: any,\n                         listContext: SelectorListContext) {\n    var matcher: SelectorMatcher = this;\n    var element = cssSelector.element;\n    var classNames = cssSelector.classNames;\n    var attrs = cssSelector.attrs;\n    var selectable = new SelectorContext(cssSelector, callbackCtxt, listContext);\n\n    if (isPresent(element)) {\n      var isTerminal = attrs.length === 0 && classNames.length === 0;\n      if (isTerminal) {\n        this._addTerminal(matcher._elementMap, element, selectable);\n      } else {\n        matcher = this._addPartial(matcher._elementPartialMap, element);\n      }\n    }\n\n    if (isPresent(classNames)) {\n      for (var index = 0; index < classNames.length; index++) {\n        var isTerminal = attrs.length === 0 && index === classNames.length - 1;\n        var className = classNames[index];\n        if (isTerminal) {\n          this._addTerminal(matcher._classMap, className, selectable);\n        } else {\n          matcher = this._addPartial(matcher._classPartialMap, className);\n        }\n      }\n    }\n\n    if (isPresent(attrs)) {\n      for (var index = 0; index < attrs.length;) {\n        var isTerminal = index === attrs.length - 2;\n        var attrName = attrs[index++];\n        var attrValue = attrs[index++];\n        if (isTerminal) {\n          var terminalMap = matcher._attrValueMap;\n          var terminalValuesMap = terminalMap.get(attrName);\n          if (isBlank(terminalValuesMap)) {\n            terminalValuesMap = new Map<string, SelectorContext[]>();\n            terminalMap.set(attrName, terminalValuesMap);\n          }\n          this._addTerminal(terminalValuesMap, attrValue, selectable);\n        } else {\n          var parttialMap = matcher._attrValuePartialMap;\n          var partialValuesMap = parttialMap.get(attrName);\n          if (isBlank(partialValuesMap)) {\n            partialValuesMap = new Map<string, SelectorMatcher>();\n            parttialMap.set(attrName, partialValuesMap);\n          }\n          matcher = this._addPartial(partialValuesMap, attrValue);\n        }\n      }\n    }\n  }\n\n  private _addTerminal(map: Map<string, SelectorContext[]>, name: string,\n                       selectable: SelectorContext) {\n    var terminalList = map.get(name);\n    if (isBlank(terminalList)) {\n      terminalList = [];\n      map.set(name, terminalList);\n    }\n    terminalList.push(selectable);\n  }\n\n  private _addPartial(map: Map<string, SelectorMatcher>, name: string): SelectorMatcher {\n    var matcher = map.get(name);\n    if (isBlank(matcher)) {\n      matcher = new SelectorMatcher();\n      map.set(name, matcher);\n    }\n    return matcher;\n  }\n\n  /**\n   * Find the objects that have been added via `addSelectable`\n   * whose css selector is contained in the given css selector.\n   * @param cssSelector A css selector\n   * @param matchedCallback This callback will be called with the object handed into `addSelectable`\n   * @return boolean true if a match was found\n  */\n  match(cssSelector: CssSelector, matchedCallback: (c: CssSelector, a: any) => void): boolean {\n    var result = false;\n    var element = cssSelector.element;\n    var classNames = cssSelector.classNames;\n    var attrs = cssSelector.attrs;\n\n    for (var i = 0; i < this._listContexts.length; i++) {\n      this._listContexts[i].alreadyMatched = false;\n    }\n\n    result = this._matchTerminal(this._elementMap, element, cssSelector, matchedCallback) || result;\n    result = this._matchPartial(this._elementPartialMap, element, cssSelector, matchedCallback) ||\n             result;\n\n    if (isPresent(classNames)) {\n      for (var index = 0; index < classNames.length; index++) {\n        var className = classNames[index];\n        result =\n            this._matchTerminal(this._classMap, className, cssSelector, matchedCallback) || result;\n        result =\n            this._matchPartial(this._classPartialMap, className, cssSelector, matchedCallback) ||\n            result;\n      }\n    }\n\n    if (isPresent(attrs)) {\n      for (var index = 0; index < attrs.length;) {\n        var attrName = attrs[index++];\n        var attrValue = attrs[index++];\n\n        var terminalValuesMap = this._attrValueMap.get(attrName);\n        if (!StringWrapper.equals(attrValue, _EMPTY_ATTR_VALUE)) {\n          result = this._matchTerminal(terminalValuesMap, _EMPTY_ATTR_VALUE, cssSelector,\n                                       matchedCallback) ||\n                   result;\n        }\n        result = this._matchTerminal(terminalValuesMap, attrValue, cssSelector, matchedCallback) ||\n                 result;\n\n        var partialValuesMap = this._attrValuePartialMap.get(attrName);\n        if (!StringWrapper.equals(attrValue, _EMPTY_ATTR_VALUE)) {\n          result = this._matchPartial(partialValuesMap, _EMPTY_ATTR_VALUE, cssSelector,\n                                      matchedCallback) ||\n                   result;\n        }\n        result =\n            this._matchPartial(partialValuesMap, attrValue, cssSelector, matchedCallback) || result;\n      }\n    }\n    return result;\n  }\n\n  /** @internal */\n  _matchTerminal(map: Map<string, SelectorContext[]>, name, cssSelector: CssSelector,\n                 matchedCallback: (c: CssSelector, a: any) => void): boolean {\n    if (isBlank(map) || isBlank(name)) {\n      return false;\n    }\n\n    var selectables = map.get(name);\n    var starSelectables = map.get(\"*\");\n    if (isPresent(starSelectables)) {\n      selectables = selectables.concat(starSelectables);\n    }\n    if (isBlank(selectables)) {\n      return false;\n    }\n    var selectable;\n    var result = false;\n    for (var index = 0; index < selectables.length; index++) {\n      selectable = selectables[index];\n      result = selectable.finalize(cssSelector, matchedCallback) || result;\n    }\n    return result;\n  }\n\n  /** @internal */\n  _matchPartial(map: Map<string, SelectorMatcher>, name, cssSelector: CssSelector,\n                matchedCallback /*: (c: CssSelector, a: any) => void*/): boolean {\n    if (isBlank(map) || isBlank(name)) {\n      return false;\n    }\n    var nestedSelector = map.get(name);\n    if (isBlank(nestedSelector)) {\n      return false;\n    }\n    // TODO(perf): get rid of recursion and measure again\n    // TODO(perf): don't pass the whole selector into the recursion,\n    // but only the not processed parts\n    return nestedSelector.match(cssSelector, matchedCallback);\n  }\n}\n\n\nexport class SelectorListContext {\n  alreadyMatched: boolean = false;\n\n  constructor(public selectors: CssSelector[]) {}\n}\n\n// Store context to pass back selector and context when a selector is matched\nexport class SelectorContext {\n  notSelectors: CssSelector[];\n\n  constructor(public selector: CssSelector, public cbContext: any,\n              public listContext: SelectorListContext) {\n    this.notSelectors = selector.notSelectors;\n  }\n\n  finalize(cssSelector: CssSelector, callback: (c: CssSelector, a: any) => void): boolean {\n    var result = true;\n    if (this.notSelectors.length > 0 &&\n        (isBlank(this.listContext) || !this.listContext.alreadyMatched)) {\n      var notMatcher = SelectorMatcher.createNotMatcher(this.notSelectors);\n      result = !notMatcher.match(cssSelector, null);\n    }\n    if (result && isPresent(callback) &&\n        (isBlank(this.listContext) || !this.listContext.alreadyMatched)) {\n      if (isPresent(this.listContext)) {\n        this.listContext.alreadyMatched = true;\n      }\n      callback(this.selector, this.cbContext);\n    }\n    return result;\n  }\n}\n"]}