Update - This is an automated commit

3 files changed, 0 insertions, 2032 deletions

diff --git a/alarm/node_modules/nwsapi/src/modules/nwsapi-jquery.js b/alarm/node_modules/nwsapi/src/modules/nwsapi-jquery.js
deleted file mode 100644
index 961cb30..0000000
--- a/alarm/node_modules/nwsapi/src/modules/nwsapi-jquery.js
+++ /dev/null
@@ -1,135 +0,0 @@
-/*
- * Copyright (C) 2007-2017 Diego Perini
- * All rights reserved.
- *
- * this is just a small example to show
- * how an extension for NWMatcher could be
- * adapted to handle special jQuery selectors
- *
- * Child Selectors
- * :even, :odd, :eq, :lt, :gt, :first, :last, :nth
- *
- * Pseudo Selectors
- * :has, :button, :header, :input, :checkbox, :radio, :file, :image
- * :password, :reset, :submit, :text, :hidden, :visible, :parent
- *
- */
-
-// for structural pseudo-classes extensions
-NW.Dom.registerSelector(
-  'jquery:child',
-  /^\:((?:(nth|eq|lt|gt)\(([^()]*)\))|(?:even|odd|first|last))(.*)/i,
-  (function(global) {
-
-    return function(match, source, mode, callback) {
-
-      var status = true,
-      macro = mode ? NW.Dom.S_BODY : NW.Dom.M_BODY;
-
-      macro = macro.replace('@', typeof callback == 'function' ? (mode ? NW.Dom.S_TEST : NW.Dom.M_TEST) : '');
-
-      switch (match[1].toLowerCase()) {
-        case 'odd':
-          source = source.replace(macro, 'if((n=n^1)==0){' + macro + '}');
-          break;
-        case 'even':
-          source = source.replace(macro, 'if((n=n^1)==1){' + macro + '}');
-          break;
-        case 'first':
-          source = 'n=s.root.getElementsByTagName(e.nodeName);if(n.length&&n[0]===e){' + source + '}';
-          break;
-        case 'last':
-          source = 'n=s.root.getElementsByTagName(e.nodeName);if(n.length&&n[n.length-1]===e){' + source + '}';
-          break;
-        default:
-          switch (match[2].toLowerCase()) {
-            case 'nth':
-              source = 'n=s.root.getElementsByTagName(e.nodeName);if(n.length&&n[' + match[3] + ']===e){' + source + '}';
-              break;
-            case 'eq':
-              source = source.replace(macro, 'if(x++==' + match[3] + '){' + macro + '}');
-              break;
-            case 'lt':
-              source = source.replace(macro, 'if(x++<' + match[3] + '){' + macro + '}');
-              break;
-            case 'gt':
-              source = source.replace(macro, 'if(x++>' + match[3] + '){' + macro + '}');
-              break;
-            default:
-              status = false;
-              break;
-          }
-          break;
-      }
-
-      // compiler will add this to "source"
-      return {
-        'source': source,
-        'status': status,
-        'modvar': 'x=0'
-      };
-
-    };
-
-  })(this));
-
-// for element pseudo-classes extensions
-NW.Dom.registerSelector(
-  'jquery:pseudo',
-  /^\:(has|checkbox|file|image|password|radio|reset|submit|text|button|input|header|hidden|visible|parent)(?:\(\s*(["']*)?([^'"()]*)\2\s*\))?(.*)/i,
-  (function(global) {
-
-    return function(match, source, mode, callback) {
-
-      var status = true,
-      macro = mode ? NW.Dom.S_BODY : NW.Dom.M_BODY;
-
-      macro = macro.replace('@', typeof callback == 'function' ? (mode ? NW.Dom.S_TEST : NW.Dom.M_TEST) : '');
-
-      switch(match[1].toLowerCase()) {
-        case 'has':
-          source = source.replace(macro, 'if(e.getElementsByTagName("' + match[3].replace(/^\s|\s$/g, '') + '")[0]){' + macro + '}');
-          break;
-        case 'checkbox':
-        case 'file':
-        case 'image':
-        case 'password':
-        case 'radio':
-        case 'reset':
-        case 'submit':
-        case 'text':
-          // :checkbox, :file, :image, :password, :radio, :reset, :submit, :text
-          source = 'if(/^' + match[1] + '$/i.test(e.type)){' + source + '}';
-          break;
-        case 'button':
-          source = 'if(/^button$/i.test(e.nodeName)){' + source + '}';
-          break;
-        case 'input':
-          source = 'if(/^(?:button|input|select|textarea)$/i.test(e.nodeName)){' + source + '}';
-          break;
-        case 'header':
-          source = 'if(/^h[1-6]$/i.test(e.nodeName)){' + source + '}';
-          break;
-        case 'hidden':
-          source = 'if(!e.offsetWidth&&!e.offsetHeight){' + source + '}';
-          break;
-        case 'visible':
-          source = 'if(e.offsetWidth||e.offsetHeight){' + source + '}';
-          break;
-        case 'parent':
-          source = 'if(e.firstChild){' + source + '}';
-          break;
-        default:
-          status = false;
-          break;
-      }
-
-      // compiler will add this to "source"
-      return {
-        'source': source,
-        'status': status
-      };
-
-    };
-
-  })(this));
diff --git a/alarm/node_modules/nwsapi/src/modules/nwsapi-traversal.js b/alarm/node_modules/nwsapi/src/modules/nwsapi-traversal.js
deleted file mode 100644
index 9d2b62f..0000000
--- a/alarm/node_modules/nwsapi/src/modules/nwsapi-traversal.js
+++ /dev/null
@@ -1,90 +0,0 @@
-/*
- * Element Traversal methods from Juriy Zaytsev (kangax)
- * used to emulate Prototype up/down/previous/next methods
- */
-
-(function(D){
-
-  // TODO: all of this needs tests
-  var match = D.match, select = D.select, root = document.documentElement,
-
-  // Use the Element Traversal API if available.
-  nextElement = 'nextElementSibling',
-  previousElement = 'previousElementSibling',
-  parentElement = 'parentElement';
-
-  // Fall back to the DOM Level 1 API.
-  if (!(nextElement in root)) nextElement = 'nextSibling';
-  if (!(previousElement in root)) previousElement = 'previousSibling';
-  if (!(parentElement in root)) parentElement = 'parentNode';
-
-  function walkElements(property, element, expr) {
-    var i = 0, isIndex = typeof expr == 'number';
-    if (typeof expr == 'undefined') {
-      isIndex = true;
-      expr = 0;
-    }
-    while ((element = element[property])) {
-      if (element.nodeType != 1) continue;
-      if (isIndex) {
-        ++i;
-        if (i == expr) return element;
-      } else if (match(element, expr)) {
-        return element;
-      }
-    }
-    return null;
-  }
-
-  /**
-   * @method up
-   * @param {HTMLElement} element element to walk from
-   * @param {String | Number} expr CSS expression or an index
-   * @return {HTMLElement | null}
-   */
-  function up(element, expr) {
-    return walkElements(parentElement, element, expr);
-  }
-  /**
-   * @method next
-   * @param {HTMLElement} element element to walk from
-   * @param {String | Number} expr CSS expression or an index
-   * @return {HTMLElement | null}
-   */
-  function next(element, expr) {
-    return walkElements(nextElement, element, expr);
-  }
-  /**
-   * @method previous
-   * @param {HTMLElement} element element to walk from
-   * @param {String | Number} expr CSS expression or an index
-   * @return {HTMLElement | null}
-   */
-  function previous(element, expr) {
-    return walkElements(previousElement, element, expr);
-  }
-  /**
-   * @method down
-   * @param {HTMLElement} element element to walk from
-   * @param {String | Number} expr CSS expression or an index
-   * @return {HTMLElement | null}
-   */
-  function down(element, expr) {
-    var isIndex = typeof expr == 'number', descendants, index, descendant;
-    if (expr === null) {
-      element = element.firstChild;
-      while (element && element.nodeType != 1) element = element[nextElement];
-      return element;
-    }
-    if (!isIndex && match(element, expr) || isIndex && expr === 0) return element;
-    descendants = select('*', element);
-    if (isIndex) return descendants[expr] || null;
-    index = 0;
-    while ((descendant = descendants[index]) && !match(descendant, expr)) { ++index; }
-    return descendant || null;
-  }
-  D.up = up;
-  D.down = down;
-  D.next = next;
-  D.previous = previous;
-})(NW.Dom);
diff --git a/alarm/node_modules/nwsapi/src/nwsapi.js b/alarm/node_modules/nwsapi/src/nwsapi.js
deleted file mode 100644
index d5ec57c..0000000
--- a/alarm/node_modules/nwsapi/src/nwsapi.js
+++ /dev/null
@@ -1,1807 +0,0 @@
-/*
- * Copyright (C) 2007-2019 Diego Perini
- * All rights reserved.
- *
- * nwsapi.js - Fast CSS Selectors API Engine
- *
- * Author: Diego Perini <diego.perini at gmail com>
- * Version: 2.2.0
- * Created: 20070722
- * Release: 20220901
- *
- * License:
- *  http://javascript.nwbox.com/nwsapi/MIT-LICENSE
- * Download:
- *  http://javascript.nwbox.com/nwsapi/nwsapi.js
- */
-
-(function Export(global, factory) {
-
-  'use strict';
-
-  if (typeof module == 'object' && typeof exports == 'object') {
-    module.exports = factory;
-  } else if (typeof define == 'function' && define['amd']) {
-    define(factory);
-  } else {
-    global.NW || (global.NW = { });
-    global.NW.Dom = factory(global, Export);
-  }
-
-})(this, function Factory(global, Export) {
-
-  var version = 'nwsapi-2.2.2',
-
-  doc = global.document,
-  root = doc.documentElement,
-  slice = Array.prototype.slice,
-
-  WSP = '[\\x20\\t\\r\\n\\f]',
-
-  CFG = {
-    // extensions
-    operators: '[~*^$|]=|=',
-    combinators: '[\\x20\\t>+~](?=[^>+~])'
-  },
-
-  NOT = {
-    // not enclosed in double/single/parens/square
-    double_enc: '(?=(?:[^"]*["][^"]*["])*[^"]*$)',
-    single_enc: "(?=(?:[^']*['][^']*['])*[^']*$)",
-    parens_enc: '(?![^\\x28]*\\x29)',
-    square_enc: '(?![^\\x5b]*\\x5d)'
-  },
-
-  REX = {
-    // regular expressions
-    HasEscapes: RegExp('\\\\'),
-    HexNumbers: RegExp('^[0-9a-fA-F]'),
-    EscOrQuote: RegExp('^\\\\|[\\x22\\x27]'),
-    RegExpChar: RegExp('(?:(?!\\\\)[\\\\^$.*+?()[\\]{}|\\/])', 'g'),
-    TrimSpaces: RegExp('[\\r\\n\\f]|^' + WSP + '+|' + WSP + '+$', 'g'),
-    CommaGroup: RegExp('(\\s*,\\s*)' + NOT.square_enc + NOT.parens_enc, 'g'),
-    SplitGroup: RegExp('((?:\\x28[^\\x29]*\\x29|\\[[^\\]]*\\]|\\\\.|[^,])+)', 'g'),
-    FixEscapes: RegExp('\\\\([0-9a-fA-F]{1,6}' + WSP + '?|.)|([\\x22\\x27])', 'g'),
-    CombineWSP: RegExp('[\\n\\r\\f\\x20]+' + NOT.single_enc + NOT.double_enc, 'g'),
-    TabCharWSP: RegExp('(\\x20?\\t+\\x20?)' + NOT.single_enc + NOT.double_enc, 'g'),
-    PseudosWSP: RegExp('\\s+([-+])\\s+' + NOT.square_enc, 'g')
-  },
-
-  STD = {
-    combinator: RegExp('\\s?([>+~])\\s?', 'g'),
-    apimethods: RegExp('^(?:[a-z]+|\\*)\\|', 'i'),
-    namespaces: RegExp('(\\*|[a-z]+)\\|[-a-z]+', 'i')
-  },
-
-  GROUPS = {
-    // pseudo-classes requiring parameters
-    linguistic: '(dir|lang)\\x28\\s?([-\\w]{2,})\\s?(?:\\x29|$)',
-    logicalsel: '(is|where|matches|not)\\x28\\s?([^()]*|[^\\x28]*\\x28[^\\x29]*\\x29)\\s?(?:\\x29|$)',
-    treestruct: '(nth(?:-last)?(?:-child|-of-type))(?:\\x28\\s?(even|odd|(?:[-+]?\\d*)(?:n\\s?[-+]?\\s?\\d*)?)\\s?(?:\\x29|$))',
-    // pseudo-classes not requiring parameters
-    locationpc: '(any-link|link|visited|target)\\b',
-    useraction: '(hover|active|focus|focus-within)\\b',
-    structural: '(root|empty|(?:(?:first|last|only)(?:-child|-of-type)))\\b',
-    inputstate: '(enabled|disabled|read-only|read-write|placeholder-shown|default)\\b',
-    inputvalue: '(checked|indeterminate|required|optional|valid|invalid|in-range|out-of-range)\\b',
-    // pseudo-classes for parsing only selectors
-    pseudo_nop: '(autofill|-webkit-autofill)\\b',
-    // pseudo-elements starting with single colon (:)
-    pseudo_sng: '(after|before|first-letter|first-line)\\b',
-    // pseudo-elements starting with double colon (::)
-    pseudo_dbl: ':(after|before|first-letter|first-line|selection|placeholder|-webkit-[-a-zA-Z0-9]{2,})\\b'
-  },
-
-  Patterns = {
-    // pseudo-classes
-    treestruct: RegExp('^:(?:' + GROUPS.treestruct + ')(.*)', 'i'),
-    structural: RegExp('^:(?:' + GROUPS.structural + ')(.*)', 'i'),
-    linguistic: RegExp('^:(?:' + GROUPS.linguistic + ')(.*)', 'i'),
-    useraction: RegExp('^:(?:' + GROUPS.useraction + ')(.*)', 'i'),
-    inputstate: RegExp('^:(?:' + GROUPS.inputstate + ')(.*)', 'i'),
-    inputvalue: RegExp('^:(?:' + GROUPS.inputvalue + ')(.*)', 'i'),
-    locationpc: RegExp('^:(?:' + GROUPS.locationpc + ')(.*)', 'i'),
-    logicalsel: RegExp('^:(?:' + GROUPS.logicalsel + ')(.*)', 'i'),
-    pseudo_nop: RegExp('^:(?:' + GROUPS.pseudo_nop + ')(.*)', 'i'),
-    pseudo_sng: RegExp('^:(?:' + GROUPS.pseudo_sng + ')(.*)', 'i'),
-    pseudo_dbl: RegExp('^:(?:' + GROUPS.pseudo_dbl + ')(.*)', 'i'),
-    // combinator symbols
-    children: RegExp('^' + WSP + '?\\>' + WSP + '?(.*)'),
-    adjacent: RegExp('^' + WSP + '?\\+' + WSP + '?(.*)'),
-    relative: RegExp('^' + WSP + '?\\~' + WSP + '?(.*)'),
-    ancestor: RegExp('^' + WSP + '+(.*)'),
-   // universal & namespace
-   universal: RegExp('^\\*(.*)'),
-   namespace: RegExp('^(\\w+|\\*)?\\|(.*)')
-  },
-
-  // regexp to aproximate detection of RTL languages (Arabic)
-  RTL = RegExp('^[\\u0591-\\u08ff\\ufb1d-\\ufdfd\\ufe70-\\ufefc ]+$'),
-
-  // emulate firefox error strings
-  qsNotArgs = 'Not enough arguments',
-  qsInvalid = ' is not a valid selector',
-
-  // detect structural pseudo-classes in selectors
-  reNthElem = RegExp('(:nth(?:-last)?-child)', 'i'),
-  reNthType = RegExp('(:nth(?:-last)?-of-type)', 'i'),
-
-  // placeholder for global regexp
-  reOptimizer,
-  reValidator,
-
-  // special handling configuration flags
-  Config = {
-    IDS_DUPES: true,
-    MIXEDCASE: true,
-    LOGERRORS: true,
-    VERBOSITY: true
-  },
-
-  NAMESPACE,
-  QUIRKS_MODE,
-  HTML_DOCUMENT,
-
-  ATTR_STD_OPS = {
-    '=': 1, '^=': 1, '$=': 1, '|=': 1, '*=': 1, '~=': 1
-  },
-
-  HTML_TABLE = {
-    'accept': 1, 'accept-charset': 1, 'align': 1, 'alink': 1, 'axis': 1,
-    'bgcolor': 1, 'charset': 1, 'checked': 1, 'clear': 1, 'codetype': 1, 'color': 1,
-    'compact': 1, 'declare': 1, 'defer': 1, 'dir': 1, 'direction': 1, 'disabled': 1,
-    'enctype': 1, 'face': 1, 'frame': 1, 'hreflang': 1, 'http-equiv': 1, 'lang': 1,
-    'language': 1, 'link': 1, 'media': 1, 'method': 1, 'multiple': 1, 'nohref': 1,
-    'noresize': 1, 'noshade': 1, 'nowrap': 1, 'readonly': 1, 'rel': 1, 'rev': 1,
-    'rules': 1, 'scope': 1, 'scrolling': 1, 'selected': 1, 'shape': 1, 'target': 1,
-    'text': 1, 'type': 1, 'valign': 1, 'valuetype': 1, 'vlink': 1
-  },
-
-  Combinators = { },
-
-  Selectors = { },
-
-  Operators = {
-     '=': { p1: '^',
-            p2: '$',
-            p3: 'true' },
-    '^=': { p1: '^',
-            p2: '',
-            p3: 'true' },
-    '$=': { p1: '',
-            p2: '$',
-            p3: 'true' },
-    '*=': { p1: '',
-            p2: '',
-            p3: 'true' },
-    '|=': { p1: '^',
-            p2: '(-|$)',
-            p3: 'true' },
-    '~=': { p1: '(^|\\s)',
-            p2: '(\\s|$)',
-            p3: 'true' }
-  },
-
-  concatCall =
-    function(nodes, callback) {
-      var i = 0, l = nodes.length, list = Array(l);
-      while (l > i) {
-        if (false === callback(list[i] = nodes[i])) break;
-        ++i;
-      }
-      return list;
-    },
-
-  concatList =
-    function(list, nodes) {
-      var i = -1, l = nodes.length;
-      while (l--) { list[list.length] = nodes[++i]; }
-      return list;
-    },
-
-  documentOrder =
-    function(a, b) {
-      if (!hasDupes && a === b) {
-        hasDupes = true;
-        return 0;
-      }
-      return a.compareDocumentPosition(b) & 4 ? -1 : 1;
-    },
-
-  hasDupes = false,
-
-  unique =
-    function(nodes) {
-      var i = 0, j = -1, l = nodes.length + 1, list = [ ];
-      while (--l) {
-        if (nodes[i++] === nodes[i]) continue;
-        list[++j] = nodes[i - 1];
-      }
-      hasDupes = false;
-      return list;
-    },
-
-  // check context for mixed content
-  hasMixedCaseTagNames =
-    function(context) {
-      var ns, api = 'getElementsByTagNameNS';
-
-      // current host context (ownerDocument)
-      context = context.ownerDocument || context;
-
-      // documentElement (root) element namespace or default html/xhtml namespace
-      ns = context.documentElement.namespaceURI || 'http://www.w3.org/1999/xhtml';
-
-      // checking the number of non HTML nodes in the document
-      return (context[api]('*', '*').length - context[api](ns, '*').length) > 0;
-    },
-
-  switchContext =
-    function(context, force) {
-      var oldDoc = doc;
-      doc = context.ownerDocument || context;
-      if (force || oldDoc !== doc) {
-        // force a new check for each document change
-        // performed before the next select operation
-        root = doc.documentElement;
-        HTML_DOCUMENT = isHTML(doc);
-        QUIRKS_MODE = HTML_DOCUMENT &&
-          doc.compatMode.indexOf('CSS') < 0;
-        NAMESPACE = root && root.namespaceURI;
-        Snapshot.doc = doc;
-        Snapshot.root = root;
-      }
-      return (Snapshot.from = context);
-    },
-
-  // convert single codepoint to UTF-16 encoding
-  codePointToUTF16 =
-    function(codePoint) {
-      // out of range, use replacement character
-      if (codePoint < 1 || codePoint > 0x10ffff ||
-        (codePoint > 0xd7ff && codePoint < 0xe000)) {
-        return '\\ufffd';
-      }
-      // javascript strings are UTF-16 encoded
-      if (codePoint < 0x10000) {
-        var lowHex = '000' + codePoint.toString(16);
-        return '\\u' + lowHex.substr(lowHex.length - 4);
-      }
-      // supplementary high + low surrogates
-      return '\\u' + (((codePoint - 0x10000) >> 0x0a) + 0xd800).toString(16) +
-             '\\u' + (((codePoint - 0x10000) % 0x400) + 0xdc00).toString(16);
-    },
-
-  // convert single codepoint to string
-  stringFromCodePoint =
-    function(codePoint) {
-      // out of range, use replacement character
-      if (codePoint < 1 || codePoint > 0x10ffff ||
-        (codePoint > 0xd7ff && codePoint < 0xe000)) {
-        return '\ufffd';
-      }
-      if (codePoint < 0x10000) {
-        return String.fromCharCode(codePoint);
-      }
-      return String.fromCodePoint ?
-        String.fromCodePoint(codePoint) :
-        String.fromCharCode(
-          ((codePoint - 0x10000) >> 0x0a) + 0xd800,
-          ((codePoint - 0x10000) % 0x400) + 0xdc00);
-    },
-
-  // convert escape sequence in a CSS string or identifier
-  // to javascript string with javascript escape sequences
-  convertEscapes =
-    function(str) {
-      return REX.HasEscapes.test(str) ?
-        str.replace(REX.FixEscapes,
-          function(substring, p1, p2) {
-            // unescaped " or '
-            return p2 ? '\\' + p2 :
-              // javascript strings are UTF-16 encoded
-              REX.HexNumbers.test(p1) ? codePointToUTF16(parseInt(p1, 16)) :
-              // \' \"
-              REX.EscOrQuote.test(p1) ? substring :
-              // \g \h \. \# etc
-              p1;
-          }
-        ) : str;
-    },
-
-  // convert escape sequence in a CSS string or identifier
-  // to javascript string with characters representations
-  unescapeIdentifier =
-    function(str) {
-      return REX.HasEscapes.test(str) ?
-        str.replace(REX.FixEscapes,
-          function(substring, p1, p2) {
-            // unescaped " or '
-            return p2 ? p2 :
-              // javascript strings are UTF-16 encoded
-              REX.HexNumbers.test(p1) ? stringFromCodePoint(parseInt(p1, 16)) :
-              // \' \"
-              REX.EscOrQuote.test(p1) ? substring :
-              // \g \h \. \# etc
-              p1;
-          }
-        ) : str;
-    },
-
-  method = {
-    '#': 'getElementById',
-    '*': 'getElementsByTagName',
-    '|': 'getElementsByTagNameNS',
-    '.': 'getElementsByClassName'
-    },
-
-  compat = {
-    '#': function(c, n) { REX.HasEscapes.test(n) && (n = unescapeIdentifier(n)); return function(e, f) { return byId(n, c); }; },
-    '*': function(c, n) { REX.HasEscapes.test(n) && (n = unescapeIdentifier(n)); return function(e, f) { return byTag(n, c); }; },
-    '|': function(c, n) { REX.HasEscapes.test(n) && (n = unescapeIdentifier(n)); return function(e, f) { return byTag(n, c); }; },
-    '.': function(c, n) { REX.HasEscapes.test(n) && (n = unescapeIdentifier(n)); return function(e, f) { return byClass(n, c); }; }
-    },
-
-  // find duplicate ids using iterative walk
-  byIdRaw =
-    function(id, context) {
-      var node = context, nodes = [ ], next = node.firstElementChild;
-      while ((node = next)) {
-        node.id == id && (nodes[nodes.length] = node);
-        if ((next = node.firstElementChild || node.nextElementSibling)) continue;
-        while (!next && (node = node.parentElement) && node !== context) {
-          next = node.nextElementSibling;
-        }
-      }
-      return nodes;
-    },
-
-  // context agnostic getElementById
-  byId =
-    function(id, context) {
-      var e, nodes, api = method['#'];
-
-      // duplicates id allowed
-      if (Config.IDS_DUPES === false) {
-        if (api in context) {
-          return (e = context[api](id)) ? [ e ] : none;
-        }
-      } else {
-        if ('all' in context) {
-          if ((e = context.all[id])) {
-            if (e.nodeType == 1) return e.getAttribute('id') != id ? [ ] : [ e ];
-            else if (id == 'length') return (e = context[api](id)) ? [ e ] : none;
-            for (i = 0, l = e.length, nodes = [ ]; l > i; ++i) {
-              if (e[i].id == id) nodes[nodes.length] = e[i];
-            }
-            return nodes && nodes.length ? nodes : [ nodes ];
-          } else return none;
-        }
-      }
-
-      return byIdRaw(id, context);
-    },
-
-  // context agnostic getElementsByTagName
-  byTag =
-    function(tag, context) {
-      var e, nodes, api = method['*'];
-      // DOCUMENT_NODE (9) & ELEMENT_NODE (1)
-      if (api in context) {
-        return slice.call(context[api](tag));
-      } else {
-        tag = tag.toLowerCase();
-        // DOCUMENT_FRAGMENT_NODE (11)
-        if ((e = context.firstElementChild)) {
-          if (!(e.nextElementSibling || tag == '*' || e.localName == tag)) {
-            return slice.call(e[api](tag));
-          } else {
-            nodes = [ ];
-            do {
-              if (tag == '*' || e.localName == tag) nodes[nodes.length] = e;
-              concatList(nodes, e[api](tag));
-            } while ((e = e.nextElementSibling));
-          }
-        } else nodes = none;
-      }
-      return nodes;
-    },
-
-  // context agnostic getElementsByClassName
-  byClass =
-    function(cls, context) {
-      var e, nodes, api = method['.'], reCls;
-      // DOCUMENT_NODE (9) & ELEMENT_NODE (1)
-      if (api in context) {
-        return slice.call(context[api](cls));
-      } else {
-        // DOCUMENT_FRAGMENT_NODE (11)
-        if ((e = context.firstElementChild)) {
-          reCls = RegExp('(^|\\s)' + cls + '(\\s|$)', QUIRKS_MODE ? 'i' : '');
-          if (!(e.nextElementSibling || reCls.test(e.className))) {
-            return slice.call(e[api](cls));
-          } else {
-            nodes = [ ];
-            do {
-              if (reCls.test(e.className)) nodes[nodes.length] = e;
-              concatList(nodes, e[api](cls));
-            } while ((e = e.nextElementSibling));
-          }
-        } else nodes = none;
-      }
-      return nodes;
-    },
-
-  // namespace aware hasAttribute
-  // helper for XML/XHTML documents
-  hasAttributeNS =
-    function(e, name) {
-      var i, l, attr = e.getAttributeNames();
-      name = RegExp(':?' + name + '$', HTML_DOCUMENT ? 'i' : '');
-      for (i = 0, l = attr.length; l > i; ++i) {
-        if (name.test(attr[i])) return true;
-      }
-      return false;
-    },
-
-  // fast resolver for the :nth-child() and :nth-last-child() pseudo-classes
-  nthElement = (function() {
-    var idx = 0, len = 0, set = 0, parent = undefined, parents = Array(), nodes = Array();
-    return function(element, dir) {
-      // ensure caches are emptied after each run, invoking with dir = 2
-      if (dir == 2) {
-        idx = 0; len = 0; set = 0; nodes.length = 0;
-        parents.length = 0; parent = undefined;
-        return -1;
-      }
-      var e, i, j, k, l;
-      if (parent === element.parentElement) {
-        i = set; j = idx; l = len;
-      } else {
-        l = parents.length;
-        parent = element.parentElement;
-        for (i = -1, j = 0, k = l - 1; l > j; ++j, --k) {
-          if (parents[j] === parent) { i = j; break; }
-          if (parents[k] === parent) { i = k; break; }
-        }
-        if (i < 0) {
-          parents[i = l] = parent;
-          l = 0; nodes[i] = Array();
-          e = parent && parent.firstElementChild || element;
-          while (e) { nodes[i][l] = e; if (e === element) j = l; e = e.nextElementSibling; ++l; }
-          set = i; idx = 0; len = l;
-          if (l < 2) return l;
-        } else {
-          l = nodes[i].length;
-          set = i;
-        }
-      }
-      if (element !== nodes[i][j] && element !== nodes[i][j = 0]) {
-        for (j = 0, e = nodes[i], k = l - 1; l > j; ++j, --k) {
-          if (e[j] === element) { break; }
-          if (e[k] === element) { j = k; break; }
-        }
-      }
-      idx = j + 1; len = l;
-      return dir ? l - j : idx;
-    };
-  })(),
-
-  // fast resolver for the :nth-of-type() and :nth-last-of-type() pseudo-classes
-  nthOfType = (function() {
-    var idx = 0, len = 0, set = 0, parent = undefined, parents = Array(), nodes = Array();
-    return function(element, dir) {
-      // ensure caches are emptied after each run, invoking with dir = 2
-      if (dir == 2) {
-        idx = 0; len = 0; set = 0; nodes.length = 0;
-        parents.length = 0; parent = undefined;
-        return -1;
-      }
-      var e, i, j, k, l, name = element.localName;
-      if (nodes[set] && nodes[set][name] && parent === element.parentElement) {
-        i = set; j = idx; l = len;
-      } else {
-        l = parents.length;
-        parent = element.parentElement;
-        for (i = -1, j = 0, k = l - 1; l > j; ++j, --k) {
-          if (parents[j] === parent) { i = j; break; }
-          if (parents[k] === parent) { i = k; break; }
-        }
-        if (i < 0 || !nodes[i][name]) {
-          parents[i = l] = parent;
-          nodes[i] || (nodes[i] = Object());
-          l = 0; nodes[i][name] = Array();
-          e = parent && parent.firstElementChild || element;
-          while (e) { if (e === element) j = l; if (e.localName == name) { nodes[i][name][l] = e; ++l; } e = e.nextElementSibling; }
-          set = i; idx = j; len = l;
-          if (l < 2) return l;
-        } else {
-          l = nodes[i][name].length;
-          set = i;
-        }
-      }
-      if (element !== nodes[i][name][j] && element !== nodes[i][name][j = 0]) {
-        for (j = 0, e = nodes[i][name], k = l - 1; l > j; ++j, --k) {
-          if (e[j] === element) { break; }
-          if (e[k] === element) { j = k; break; }
-        }
-      }
-      idx = j + 1; len = l;
-      return dir ? l - j : idx;
-    };
-  })(),
-
-  // check if the document type is HTML
-  isHTML =
-    function(node) {
-      var doc = node.ownerDocument || node;
-      return doc.nodeType == 9 &&
-        // contentType not in IE <= 11
-        'contentType' in doc ?
-          doc.contentType.indexOf('/html') > 0 :
-          doc.createElement('DiV').localName == 'div';
-    },
-
-  // configure the engine to use special handling
-  configure =
-    function(option, clear) {
-      if (typeof option == 'string') { return !!Config[option]; }
-      if (typeof option != 'object') { return Config; }
-      for (var i in option) {
-        Config[i] = !!option[i];
-      }
-      // clear lambda cache
-      if (clear) {
-        matchResolvers = { };
-        selectResolvers = { };
-      }
-      setIdentifierSyntax();
-      return true;
-    },
-
-  // centralized error and exceptions handling
-  emit =
-    function(message, proto) {
-      var err;
-      if (Config.VERBOSITY) {
-        if (proto) {
-          err = new proto(message);
-        } else {
-          err = new global.DOMException(message, 'SyntaxError');
-        }
-        throw err;
-      }
-      if (Config.LOGERRORS && console && console.log) {
-        console.log(message);
-      }
-    },
-
-  // execute the engine initialization code
-  initialize =
-    function(doc) {
-      setIdentifierSyntax();
-      lastContext = switchContext(doc, true);
-    },
-
-  // build validation regexps used by the engine
-  setIdentifierSyntax =
-    function() {
-
-      //
-      // NOTE: SPECIAL CASES IN CSS SYNTAX PARSING RULES
-      //
-      // The <EOF-token> https://drafts.csswg.org/css-syntax/#typedef-eof-token
-      // allow mangled|unclosed selector syntax at the end of selectors strings
-      //
-      // Literal equivalent hex representations of the characters: " ' ` ] )
-      //
-      //     \\x22 = " - double quotes    \\x5b = [ - open square bracket
-      //     \\x27 = ' - single quote     \\x5d = ] - closed square bracket
-      //     \\x60 = ` - back tick        \\x28 = ( - open round parens
-      //     \\x5c = \ - back slash       \\x29 = ) - closed round parens
-      //
-      // using hex format prevents false matches of opened/closed instances
-      // pairs, coloring breakage and other editors highlightning problems.
-      //
-
-      var identifier =
-        // doesn't start with a digit
-        '(?=[^0-9])' +
-        // can start with double dash
-        '(?:-{2}' +
-          // may include ascii chars
-          '|[a-zA-Z0-9-_]' +
-          // non-ascii chars
-          '|[^\\x00-\\x9f]' +
-          // escaped chars
-          '|\\\\[^\\r\\n\\f0-9a-fA-F]' +
-          // unicode chars
-          '|\\\\[0-9a-fA-F]{1,6}(?:\\r\\n|\\s)?' +
-          // any escaped chars
-          '|\\\\.' +
-        ')+',
-
-      pseudonames = '[-\\w]+',
-      pseudoparms = '(?:[-+]?\\d*)(?:n\\s?[-+]?\\s?\\d*)',
-      doublequote = '"[^"\\\\]*(?:\\\\.[^"\\\\]*)*(?:"|$)',
-      singlequote = "'[^'\\\\]*(?:\\\\.[^'\\\\]*)*(?:'|$)",
-
-      attrparser = identifier + '|' + doublequote + '|' + singlequote,
-
-      attrvalues = '([\\x22\\x27]?)((?!\\3)*|(?:\\\\?.)*?)(?:\\3|$)',
-
-      attributes =
-        '\\[' +
-          // attribute presence
-          '(?:\\*\\|)?' +
-          WSP + '?' +
-          '(' + identifier + '(?::' + identifier + ')?)' +
-          WSP + '?' +
-          '(?:' +
-            '(' + CFG.operators + ')' + WSP + '?' +
-            '(?:' + attrparser + ')' +
-          ')?' +
-          // attribute case sensitivity
-          '(?:' + WSP + '?\\b(i))?' + WSP + '?' +
-        '(?:\\]|$)',
-
-      attrmatcher = attributes.replace(attrparser, attrvalues),
-
-      pseudoclass =
-        '(?:\\x28' + WSP + '*' +
-          '(?:' + pseudoparms + '?)?|' +
-          // universal * &
-          // namespace *|*
-          '(?:\\*|\\|)|' +
-          '(?:' +
-            '(?::' + pseudonames +
-            '(?:\\x28' + pseudoparms + '?(?:\\x29|$))?|' +
-          ')|' +
-          '(?:[.#]?' + identifier + ')|' +
-          '(?:' + attributes + ')' +
-          ')+|' +
-          '(?:' + WSP + '?,' + WSP + '?)|' +
-          '(?:' + WSP + '?)|' +
-          '(?:\\x29|$))*',
-
-      standardValidator =
-        '(?=' + WSP + '?[^>+~(){}<>])' +
-        '(?:' +
-          // universal * &
-          // namespace *|*
-          '(?:\\*|\\|)|' +
-          '(?:[.#]?' + identifier + ')+|' +
-          '(?:' + attributes + ')+|' +
-          '(?:::?' + pseudonames + pseudoclass + ')|' +
-          '(?:' + WSP + '?' + CFG.combinators + WSP + '?)|' +
-          '(?:' + WSP + '?,' + WSP + '?)|' +
-          '(?:' + WSP + '?)' +
-        ')+';
-
-      // the following global RE is used to return the
-      // deepest localName in selector strings and then
-      // use it to retrieve all possible matching nodes
-      // that will be filtered by compiled resolvers
-      reOptimizer = RegExp(
-        '(?:([.:#*]?)' +
-        '(' + identifier + ')' +
-        '(?:' +
-          ':[-\\w]+|' +
-          '\\[[^\\]]+(?:\\]|$)|' +
-          '\\x28[^\\x29]+(?:\\x29|$)' +
-        ')*)$');
-
-      // global
-      reValidator = RegExp(standardValidator, 'g');
-
-      Patterns.id = RegExp('^#(' + identifier + ')(.*)');
-      Patterns.tagName = RegExp('^(' + identifier + ')(.*)');
-      Patterns.className = RegExp('^\\.(' + identifier + ')(.*)');
-      Patterns.attribute = RegExp('^(?:' + attrmatcher + ')(.*)');
-    },
-
-  F_INIT = '"use strict";return function Resolver(c,f,x,r)',
-
-  S_HEAD = 'var e,n,o,j=r.length-1,k=-1',
-  M_HEAD = 'var e,n,o',
-
-  S_LOOP = 'main:while((e=c[++k]))',
-  N_LOOP = 'main:while((e=c.item(++k)))',
-  M_LOOP = 'e=c;',
-
-  S_BODY = 'r[++j]=c[k];',
-  N_BODY = 'r[++j]=c.item(k);',
-  M_BODY = '',
-
-  S_TAIL = 'continue main;',
-  M_TAIL = 'r=true;',
-
-  S_TEST = 'if(f(c[k])){break main;}',
-  N_TEST = 'if(f(c.item(k))){break main;}',
-  M_TEST = 'f(c);',
-
-  S_VARS = [ ],
-  M_VARS = [ ],
-
-  // compile groups or single selector strings into
-  // executable functions for matching or selecting
-  compile =
-    function(selector, mode, callback) {
-      var factory, token, head = '', loop = '', macro = '', source = '', vars = '';
-
-      // 'mode' can be boolean or null
-      // true = select / false = match
-      // null to use collection.item()
-      switch (mode) {
-        case true:
-          if (selectLambdas[selector]) { return selectLambdas[selector]; }
-          macro = S_BODY + (callback ? S_TEST : '') + S_TAIL;
-          head = S_HEAD;
-          loop = S_LOOP;
-          break;
-        case false:
-          if (matchLambdas[selector]) { return matchLambdas[selector]; }
-          macro = M_BODY + (callback ? M_TEST : '') + M_TAIL;
-          head = M_HEAD;
-          loop = M_LOOP;
-          break;
-        case null:
-          if (selectLambdas[selector]) { return selectLambdas[selector]; }
-          macro = N_BODY + (callback ? N_TEST : '') + S_TAIL;
-          head = S_HEAD;
-          loop = N_LOOP;
-          break;
-        default:
-          break;
-      }
-
-      source = compileSelector(selector, macro, mode, callback);
-
-      loop += mode || mode === null ? '{' + source + '}' : source;
-
-      if (mode || mode === null && selector.includes(':nth')) {
-        loop += reNthElem.test(selector) ? 's.nthElement(null, 2);' : '';
-        loop += reNthType.test(selector) ? 's.nthOfType(null, 2);' : '';
-      }
-
-      if (S_VARS[0] || M_VARS[0]) {
-        vars = ',' + (S_VARS.join(',') || M_VARS.join(','));
-        S_VARS.length = 0;
-        M_VARS.length = 0;
-      }
-
-      factory = Function('s', F_INIT + '{' + head + vars + ';' + loop + 'return r;}')(Snapshot);
-
-      return mode || mode === null ? (selectLambdas[selector] = factory) : (matchLambdas[selector] = factory);
-    },
-
-  // build conditional code to check components of selector strings
-  compileSelector =
-    function(expression, source, mode, callback) {
-
-      // N is the negation pseudo-class flag
-      // D is the default inverted negation flag
-      var a, b, n, f, i, l, name, NS, N = '', D = '!',
-      compat, expr, match, result, status, symbol, test,
-      type, selector = expression, selector_string, vars;
-
-      // original 'select' or 'match' selector string before normalization
-      selector_string = mode ? lastSelected : lastMatched;
-
-      // isolate selector combinators/components and normalize whitespace
-      selector = selector.replace(STD.combinator, '$1');//.replace(STD.whitespace, ' ');
-
-      // javascript needs a label to break
-      // out of the while loops processing
-      selector_recursion_label:
-
-      while (selector) {
-
-        // get namespace prefix if present or get first char of selector
-        symbol = STD.apimethods.test(selector) ? '|' : selector[0];
-
-        switch (symbol) {
-
-          // universal resolver
-          case '*':
-            match = selector.match(Patterns.universal);
-            if (N == '!') {
-              source = 'if(' + N + 'true' +
-                '){' + source + '}';
-            }
-            break;
-
-          // id resolver
-          case '#':
-            match = selector.match(Patterns.id);
-            source = 'if(' + N + '(/^' + match[1] + '$/.test(e.getAttribute("id"))' +
-              ')){' + source + '}';
-            break;
-
-          // class name resolver
-          case '.':
-            match = selector.match(Patterns.className);
-            compat = (QUIRKS_MODE ? 'i' : '') + '.test(e.getAttribute("class"))';
-            source = 'if(' + N + '(/(^|\\s)' + match[1] + '(\\s|$)/' + compat +
-              ')){' + source + '}';
-            break;
-
-          // tag name resolver
-          case (/[_a-z]/i.test(symbol) ? symbol : undefined):
-            match = selector.match(Patterns.tagName);
-            source = 'if(' + N + '(e.localName' +
-              (Config.MIXEDCASE || hasMixedCaseTagNames(doc) ?
-                '=="' + match[1].toLowerCase() + '"' :
-                '=="' + match[1].toUpperCase() + '"') +
-              ')){' + source + '}';
-            break;
-
-          // namespace resolver
-          case '|':
-            match = selector.match(Patterns.namespace);
-            if (match[1] == '*') {
-              source = 'if(' + N + 'true){' + source + '}';
-            } else if (!match[1]) {
-              source = 'if(' + N + '(!e.namespaceURI)){' + source + '}';
-            } else if (typeof match[1] == 'string' && root.prefix == match[1]) {
-              source = 'if(' + N + '(e.namespaceURI=="' + NAMESPACE + '")){' + source + '}';
-            } else {
-              emit('\'' + selector_string + '\'' + qsInvalid);
-            }
-            break;
-
-          // attributes resolver
-          case '[':
-            match = selector.match(Patterns.attribute);
-            NS = match[0].match(STD.namespaces);
-            name = match[1];
-            expr = name.split(':');
-            expr = expr.length == 2 ? expr[1] : expr[0];
-            if (match[2] && !(test = Operators[match[2]])) {
-              emit('\'' + selector_string + '\'' + qsInvalid);
-              return '';
-            }
-            if (match[4] === '') {
-              test = match[2] == '~=' ?
-                { p1: '^\\s', p2: '+$', p3: 'true' } :
-                  match[2] in ATTR_STD_OPS && match[2] != '~=' ?
-                { p1: '^',    p2: '$',  p3: 'true' } : test;
-            } else if (match[2] == '~=' && match[4].includes(' ')) {
-              // whitespace separated list but value contains space
-              source = 'if(' + N + 'false){' + source + '}';
-              break;
-            } else if (match[4]) {
-              match[4] = convertEscapes(match[4]).replace(REX.RegExpChar, '\\$&');
-            }
-            type = match[5] == 'i' || (HTML_DOCUMENT && HTML_TABLE[expr.toLowerCase()]) ? 'i' : '';
-            source = 'if(' + N + '(' +
-              (!match[2] ? (NS ? 's.hasAttributeNS(e,"' + name + '")' : 'e.hasAttribute&&e.hasAttribute("' + name + '")') :
-              !match[4] && ATTR_STD_OPS[match[2]] && match[2] != '~=' ? 'e.getAttribute&&e.getAttribute("' + name + '")==""' :
-              '(/' + test.p1 + match[4] + test.p2 + '/' + type + ').test(e.getAttribute&&e.getAttribute("' + name + '"))==' + test.p3) +
-              ')){' + source + '}';
-            break;
-
-          // *** General sibling combinator
-          // E ~ F (F relative sibling of E)
-          case '~':
-            match = selector.match(Patterns.relative);
-            source = 'n=e;while((e=e.previousElementSibling)){' + source + '}e=n;';
-            break;
-          // *** Adjacent sibling combinator
-          // E + F (F adiacent sibling of E)
-          case '+':
-            match = selector.match(Patterns.adjacent);
-            source = 'n=e;if((e=e.previousElementSibling)){' + source + '}e=n;';
-            break;
-          // *** Descendant combinator
-          // E F (E ancestor of F)
-          case '\x09':
-          case '\x20':
-            match = selector.match(Patterns.ancestor);
-            source = 'n=e;while((e=e.parentElement)){' + source + '}e=n;';
-            break;
-          // *** Child combinator
-          // E > F (F children of E)
-          case '>':
-            match = selector.match(Patterns.children);
-            source = 'n=e;if((e=e.parentElement)){' + source + '}e=n;';
-            break;
-
-          // *** user supplied combinators extensions
-          case (symbol in Combinators ? symbol : undefined):
-            // for other registered combinators extensions
-            match[match.length - 1] = '*';
-            source = Combinators[symbol](match) + source;
-            break;
-
-          // *** tree-structural pseudo-classes
-          // :root, :empty, :first-child, :last-child, :only-child, :first-of-type, :last-of-type, :only-of-type
-          case ':':
-            if ((match = selector.match(Patterns.structural))) {
-              match[1] = match[1].toLowerCase();
-              switch (match[1]) {
-                case 'root':
-                  // there can only be one :root element, so exit the loop once found
-                  source = 'if(' + N + '(e===s.root)){' + source + (mode ? 'break main;' : '') + '}';
-                  break;
-                case 'empty':
-                  // matches elements that don't contain elements or text nodes
-                  source = 'n=e.firstChild;while(n&&!(/1|3/).test(n.nodeType)){n=n.nextSibling}if(' + D + 'n){' + source + '}';
-                  break;
-
-                // *** child-indexed pseudo-classes
-                // :first-child, :last-child, :only-child
-                case 'only-child':
-                  source = 'if(' + N + '(!e.nextElementSibling&&!e.previousElementSibling)){' + source + '}';
-                  break;
-                case 'last-child':
-                  source = 'if(' + N + '(!e.nextElementSibling)){' + source + '}';
-                  break;
-                case 'first-child':
-                  source = 'if(' + N + '(!e.previousElementSibling)){' + source + '}';
-                  break;
-
-                // *** typed child-indexed pseudo-classes
-                // :only-of-type, :last-of-type, :first-of-type
-                case 'only-of-type':
-                  source = 'o=e.localName;' +
-                    'n=e;while((n=n.nextElementSibling)&&n.localName!=o);if(!n){' +
-                    'n=e;while((n=n.previousElementSibling)&&n.localName!=o);}if(' + D + 'n){' + source + '}';
-                  break;
-                case 'last-of-type':
-                  source = 'n=e;o=e.localName;while((n=n.nextElementSibling)&&n.localName!=o);if(' + D + 'n){' + source + '}';
-                  break;
-                case 'first-of-type':
-                  source = 'n=e;o=e.localName;while((n=n.previousElementSibling)&&n.localName!=o);if(' + D + 'n){' + source + '}';
-                  break;
-                default:
-                  emit('\'' + selector_string + '\'' + qsInvalid);
-                  break;
-              }
-            }
-
-            // *** child-indexed & typed child-indexed pseudo-classes
-            // :nth-child, :nth-of-type, :nth-last-child, :nth-last-of-type
-            else if ((match = selector.match(Patterns.treestruct))) {
-              match[1] = match[1].toLowerCase();
-              switch (match[1]) {
-                case 'nth-child':
-                case 'nth-of-type':
-                case 'nth-last-child':
-                case 'nth-last-of-type':
-                  expr = /-of-type/i.test(match[1]);
-                  if (match[1] && match[2]) {
-                    type = /last/i.test(match[1]);
-                    if (match[2] == 'n') {
-                      source = 'if(' + N + 'true){' + source + '}';
-                      break;
-                    } else if (match[2] == '1') {
-                      test = type ? 'next' : 'previous';
-                      source = expr ? 'n=e;o=e.localName;' +
-                        'while((n=n.' + test + 'ElementSibling)&&n.localName!=o);if(' + D + 'n){' + source + '}' :
-                        'if(' + N + '!e.' + test + 'ElementSibling){' + source + '}';
-                      break;
-                    } else if (match[2] == 'even' || match[2] == '2n0' || match[2] == '2n+0' || match[2] == '2n') {
-                      test = 'n%2==0';
-                    } else if (match[2] == 'odd'  || match[2] == '2n1' || match[2] == '2n+1') {
-                      test = 'n%2==1';
-                    } else {
-                      f = /n/i.test(match[2]);
-                      n = match[2].split('n');
-                      a = parseInt(n[0], 10) || 0;
-                      b = parseInt(n[1], 10) || 0;
-                      if (n[0] == '-') { a = -1; }
-                      if (n[0] == '+') { a = +1; }
-                      test = (b ? '(n' + (b > 0 ? '-' : '+') + Math.abs(b) + ')' : 'n') + '%' + a + '==0' ;
-                      test =
-                        a >= +1 ? (f ? 'n>' + (b - 1) + (Math.abs(a) != 1 ? '&&' + test : '') : 'n==' + a) :
-                        a <= -1 ? (f ? 'n<' + (b + 1) + (Math.abs(a) != 1 ? '&&' + test : '') : 'n==' + a) :
-                        a === 0 ? (n[0] ? 'n==' + b : 'n>' + (b - 1)) : 'false';
-                    }
-                    expr = expr ? 'OfType' : 'Element';
-                    type = type ? 'true' : 'false';
-                    source = 'n=s.nth' + expr + '(e,' + type + ');if(' + N + '(' + test + ')){' + source + '}';
-                  } else {
-                    emit('\'' + selector_string + '\'' + qsInvalid);
-                  }
-                  break;
-                default:
-                  emit('\'' + selector_string + '\'' + qsInvalid);
-                  break;
-              }
-            }
-
-            // *** logical combination pseudo-classes
-            // :is( s1, [ s2, ... ]), :not( s1, [ s2, ... ])
-            else if ((match = selector.match(Patterns.logicalsel))) {
-              match[1] = match[1].toLowerCase();
-              switch (match[1]) {
-                case 'is':
-                case 'where':
-                case 'matches':
-                  expr = match[2].replace(REX.CommaGroup, ',').replace(REX.TrimSpaces, '');
-                  source = 'if(s.match("' + expr.replace(/\x22/g, '\\"') + '",e)){' + source + '}';
-                  break;
-                case 'not':
-                  expr = match[2].replace(REX.CommaGroup, ',').replace(REX.TrimSpaces, '');
-                  source = 'if(!s.match("' + expr.replace(/\x22/g, '\\"') + '",e)){' + source + '}';
-                  break;
-                default:
-                  emit('\'' + selector_string + '\'' + qsInvalid);
-                  break;
-              }
-            }
-
-            // *** linguistic pseudo-classes
-            // :dir( ltr / rtl ), :lang( en )
-            else if ((match = selector.match(Patterns.linguistic))) {
-              match[1] = match[1].toLowerCase();
-              switch (match[1]) {
-                case 'dir':
-                  source = 'var p;if(' + N + '(' +
-                    '(/' + match[2] + '/i.test(e.dir))||(p=s.ancestor("[dir]", e))&&' +
-                    '(/' + match[2] + '/i.test(p.dir))||(e.dir==""||e.dir=="auto")&&' +
-                    '(' + (match[2] == 'ltr' ? '!':'')+ RTL +'.test(e.textContent)))' +
-                    '){' + source + '};';
-                  break;
-                case 'lang':
-                  expr = '(?:^|-)' + match[2] + '(?:-|$)';
-                  source = 'var p;if(' + N + '(' +
-                    '(e.isConnected&&(e.lang==""&&(p=s.ancestor("[lang]",e)))&&' +
-                    '(p.lang=="' + match[2] + '")||/'+ expr +'/i.test(e.lang)))' +
-                    '){' + source + '};';
-                  break;
-                default:
-                  emit('\'' + selector_string + '\'' + qsInvalid);
-                  break;
-              }
-            }
-
-            // *** location pseudo-classes
-            // :any-link, :link, :visited, :target
-            else if ((match = selector.match(Patterns.locationpc))) {
-              match[1] = match[1].toLowerCase();
-              switch (match[1]) {
-                case 'any-link':
-                  source = 'if(' + N + '(/^a|area$/i.test(e.localName)&&e.hasAttribute("href")||e.visited)){' + source + '}';
-                  break;
-                case 'link':
-                  source = 'if(' + N + '(/^a|area$/i.test(e.localName)&&e.hasAttribute("href"))){' + source + '}';
-                  break;
-                case 'visited':
-                  source = 'if(' + N + '(/^a|area$/i.test(e.localName)&&e.hasAttribute("href")&&e.visited)){' + source + '}';
-                  break;
-                case 'target':
-                  source = 'if(' + N + '((s.doc.compareDocumentPosition(e)&16)&&s.doc.location.hash&&e.id==s.doc.location.hash.slice(1))){' + source + '}';
-                  break;
-                default:
-                  emit('\'' + selector_string + '\'' + qsInvalid);
-                  break;
-              }
-            }
-
-            // *** user actions pseudo-classes
-            // :hover, :active, :focus
-            else if ((match = selector.match(Patterns.useraction))) {
-              match[1] = match[1].toLowerCase();
-              switch (match[1]) {
-                case 'hover':
-                  source = 'hasFocus' in doc && doc.hasFocus() ?
-                    'if(' + N + '(e===s.doc.hoverElement)){' + source + '}' :
-                    'if(' + D + 'true){' + source + '}';
-                  break;
-                case 'active':
-                  source = 'hasFocus' in doc && doc.hasFocus() ?
-                    'if(' + N + '(e===s.doc.activeElement)){' + source + '}' :
-                    'if(' + D + 'true){' + source + '}';
-                  break;
-                case 'focus':
-                  source = 'hasFocus' in doc ?
-                    'if(' + N + '(e===s.doc.activeElement&&s.doc.hasFocus()&&(e.type||e.href||typeof e.tabIndex=="number"))){' + source + '}' :
-                    'if(' + N + '(e===s.doc.activeElement&&(e.type||e.href))){' + source + '}';
-                  break;
-                case 'focus-within':
-                  source = 'hasFocus' in doc ?
-                    'n=s.doc.activeElement;while(e){if(e===n||e.parentNode===n)break;}' +
-                    'if(' + N + '(e===n&&s.doc.hasFocus()&&(e.type||e.href||typeof e.tabIndex=="number"))){' + source + '}' : source;
-                  break;
-                default:
-                  emit('\'' + selector_string + '\'' + qsInvalid);
-                  break;
-              }
-            }
-
-            // *** user interface and form pseudo-classes
-            // :enabled, :disabled, :read-only, :read-write, :placeholder-shown, :default
-            else if ((match = selector.match(Patterns.inputstate))) {
-              match[1] = match[1].toLowerCase();
-              switch (match[1]) {
-                case 'enabled':
-                  source = 'if(' + N + '(("form" in e||/^optgroup$/i.test(e.localName))&&"disabled" in e &&e.disabled===false' +
-                    ')){' + source + '}';
-                  break;
-                case 'disabled':
-                  // https://www.w3.org/TR/html5/forms.html#enabling-and-disabling-form-controls:-the-disabled-attribute
-                  source = 'if(' + N + '(("form" in e||/^optgroup$/i.test(e.localName))&&"disabled" in e&&' +
-                    '(e.disabled===true||(n=s.ancestor("fieldset",e))&&(n=s.first("legend",n))&&!n.contains(e))' +
-                    ')){' + source + '}';
-                  break;
-                case 'read-only':
-                  source =
-                    'if(' + N + '(' +
-                      '(/^textarea$/i.test(e.localName)&&(e.readOnly||e.disabled))||' +
-                      '("|password|text|".includes("|"+e.type+"|")&&e.readOnly)' +
-                    ')){' + source + '}';
-                  break;
-                case 'read-write':
-                  source =
-                    'if(' + N + '(' +
-                      '((/^textarea$/i.test(e.localName)&&!e.readOnly&&!e.disabled)||' +
-                      '("|password|text|".includes("|"+e.type+"|")&&!e.readOnly&&!e.disabled))||' +
-                      '(e.hasAttribute("contenteditable")||(s.doc.designMode=="on"))' +
-                    ')){' + source + '}';
-                  break;
-                case 'placeholder-shown':
-                  source =
-                    'if(' + N + '(' +
-                      '(/^input|textarea$/i.test(e.localName))&&e.hasAttribute("placeholder")&&' +
-                      '("|textarea|password|number|search|email|text|tel|url|".includes("|"+e.type+"|"))&&' +
-                      '(!s.match(":focus",e))' +
-                    ')){' + source + '}';
-                  break;
-                case 'default':
-                  source =
-                    'if(' + N + '("form" in e && e.form)){' +
-                      'var x=0;n=[];' +
-                      'if(e.type=="image")n=e.form.getElementsByTagName("input");' +
-                      'if(e.type=="submit")n=e.form.elements;' +
-                      'while(n[x]&&e!==n[x]){' +
-                        'if(n[x].type=="image")break;' +
-                        'if(n[x].type=="submit")break;' +
-                        'x++;' +
-                      '}' +
-                    '}' +
-                    'if(' + N + '(e.form&&(e===n[x]&&"|image|submit|".includes("|"+e.type+"|"))||' +
-                      '((/^option$/i.test(e.localName))&&e.defaultSelected)||' +
-                      '(("|radio|checkbox|".includes("|"+e.type+"|"))&&e.defaultChecked)' +
-                    ')){' + source + '}';
-                  break;
-                default:
-                  emit('\'' + selector_string + '\'' + qsInvalid);
-                  break;
-              }
-            }
-
-            // *** input pseudo-classes (for form validation)
-            // :checked, :indeterminate, :valid, :invalid, :in-range, :out-of-range, :required, :optional
-            else if ((match = selector.match(Patterns.inputvalue))) {
-              match[1] = match[1].toLowerCase();
-              switch (match[1]) {
-                case 'checked':
-                  source = 'if(' + N + '(/^input$/i.test(e.localName)&&' +
-                    '("|radio|checkbox|".includes("|"+e.type+"|")&&e.checked)||' +
-                    '(/^option$/i.test(e.localName)&&(e.selected||e.checked))' +
-                    ')){' + source + '}';
-                  break;
-                case 'indeterminate':
-                  source =
-                    'if(' + N + '(/^progress$/i.test(e.localName)&&!e.hasAttribute("value"))||' +
-                      '(/^input$/i.test(e.localName)&&("checkbox"==e.type&&e.indeterminate)||' +
-                      '("radio"==e.type&&e.name&&!s.first("input[name="+e.name+"]:checked",e.form))' +
-                    ')){' + source + '}';
-                  break;
-                case 'required':
-                  source =
-                    'if(' + N +
-                      '(/^input|select|textarea$/i.test(e.localName)&&e.required)' +
-                    '){' + source + '}';
-                  break;
-                case 'optional':
-                  source =
-                    'if(' + N +
-                      '(/^input|select|textarea$/i.test(e.localName)&&!e.required)' +
-                    '){' + source + '}';
-                  break;
-                case 'invalid':
-                  source =
-                    'if(' + N + '((' +
-                      '(/^form$/i.test(e.localName)&&!e.noValidate)||' +
-                      '(e.willValidate&&!e.formNoValidate))&&!e.checkValidity())||' +
-                      '(/^fieldset$/i.test(e.localName)&&s.first(":invalid",e))' +
-                    '){' + source + '}';
-                  break;
-                case 'valid':
-                  source =
-                    'if(' + N + '((' +
-                      '(/^form$/i.test(e.localName)&&!e.noValidate)||' +
-                      '(e.willValidate&&!e.formNoValidate))&&e.checkValidity())||' +
-                      '(/^fieldset$/i.test(e.localName)&&s.first(":valid",e))' +
-                    '){' + source + '}';
-                  break;
-                case 'in-range':
-                  source =
-                    'if(' + N +
-                      '(/^input$/i.test(e.localName))&&' +
-                      '(e.willValidate&&!e.formNoValidate)&&' +
-                      '(!e.validity.rangeUnderflow&&!e.validity.rangeOverflow)&&' +
-                      '("|date|datetime-local|month|number|range|time|week|".includes("|"+e.type+"|"))&&' +
-                      '("range"==e.type||e.getAttribute("min")||e.getAttribute("max"))' +
-                    '){' + source + '}';
-                  break;
-                case 'out-of-range':
-                  source =
-                    'if(' + N +
-                      '(/^input$/i.test(e.localName))&&' +
-                      '(e.willValidate&&!e.formNoValidate)&&' +
-                      '(e.validity.rangeUnderflow||e.validity.rangeOverflow)&&' +
-                      '("|date|datetime-local|month|number|range|time|week|".includes("|"+e.type+"|"))&&' +
-                      '("range"==e.type||e.getAttribute("min")||e.getAttribute("max"))' +
-                    '){' + source + '}';
-                  break;
-                default:
-                  emit('\'' + selector_string + '\'' + qsInvalid);
-                  break;
-              }
-            }
-
-            // allow pseudo-elements starting with single colon (:)
-            // :after, :before, :first-letter, :first-line
-            // assert: e.type is in double-colon format, like ::after
-            else if ((match = selector.match(Patterns.pseudo_sng))) {
-              source = 'if(e.element&&e.type.toLowerCase()=="' +
-                ':' + match[0].toLowerCase() + '"){e=e.element;' + source + '}';
-            }
-
-            // allow pseudo-elements starting with double colon (::)
-            // ::after, ::before, ::marker, ::placeholder, ::inactive-selection, ::selection, ::-webkit-<foo-bar>
-            // assert: e.type is in double-colon format, like ::after
-            else if ((match = selector.match(Patterns.pseudo_dbl))) {
-              source = 'if(e.element&&e.type.toLowerCase()=="' +
-                match[0].toLowerCase() + '"){e=e.element;' + source + '}';
-            }
-
-            // placeholder for parsed only no-op selectors
-            else if ((match = selector.match(Patterns.pseudo_nop))) {
-              source = 'if(' + N + 'false' + '){' + source + '}';
-            }
-
-            else {
-
-              // reset
-              expr = false;
-              status = false;
-
-              // process registered selector extensions
-              for (expr in Selectors) {
-                if ((match = selector.match(Selectors[expr].Expression))) {
-                  result = Selectors[expr].Callback(match, source, mode, callback);
-                  if ('match' in result) { match = result.match; }
-                  vars = result.modvar;
-                  if (mode) {
-                     // add extra select() vars
-                     vars && S_VARS.indexOf(vars) < 0 && (S_VARS[S_VARS.length] = vars);
-                  } else {
-                     // add extra match() vars
-                     vars && M_VARS.indexOf(vars) < 0 && (M_VARS[M_VARS.length] = vars);
-                  }
-                  // extension source code
-                  source = result.source;
-                  // extension status code
-                  status = result.status;
-                  // break on status error
-                  if (status) { break; }
-                }
-              }
-
-              if (!status) {
-                emit('unknown pseudo-class selector \'' + selector + '\'');
-                return '';
-              }
-
-              if (!expr) {
-                emit('unknown token in selector \'' + selector + '\'');
-                return '';
-              }
-
-            }
-            break;
-
-        default:
-          emit('\'' + selector_string + '\'' + qsInvalid);
-          break selector_recursion_label;
-
-        }
-        // end of switch symbol
-
-        if (!match) {
-          emit('\'' + selector_string + '\'' + qsInvalid);
-          return '';
-        }
-
-        // pop last component
-        selector = match.pop();
-      }
-      // end of while selector
-
-      return source;
-    },
-
-  // replace ':scope' pseudo-class with element references
-  makeref =
-    function(selectors, element) {
-      return selectors.replace(/:scope/ig,
-        element.localName +
-        (element.id ? '#' + element.id : '') +
-        (element.className ? '.' + element.classList[0] : ''));
-    },
-
-  // equivalent of w3c 'closest' method
-  ancestor =
-    function _closest(selectors, element, callback) {
-
-      if ((/:scope/i).test(selectors)) {
-        selectors = makeref(selectors, element);
-      }
-
-      while (element) {
-        if (match(selectors, element, callback)) break;
-        element = element.parentElement;
-      }
-      return element;
-    },
-
-  match_assert =
-    function(f, element, callback) {
-      for (var i = 0, l = f.length, r = false; l > i; ++i)
-        f[i](element, callback, null, false) && (r = true);
-      return r;
-    },
-
-  match_collect =
-    function(selectors, callback) {
-      for (var i = 0, l = selectors.length, f = [ ]; l > i; ++i)
-        f[i] = compile(selectors[i], false, callback);
-      return { factory: f };
-    },
-
-  // equivalent of w3c 'matches' method
-  match =
-    function _matches(selectors, element, callback) {
-
-      var expressions, parsed;
-
-      if (element && matchResolvers[selectors]) {
-        return match_assert(matchResolvers[selectors].factory, element, callback);
-      }
-
-      lastMatched = selectors;
-
-      // arguments validation
-      if (arguments.length === 0) {
-        emit(qsNotArgs, TypeError);
-        return Config.VERBOSITY ? undefined : false;
-      } else if (arguments[0] === '') {
-        emit('\'\'' + qsInvalid);
-        return Config.VERBOSITY ? undefined : false;
-      }
-
-      // input NULL or UNDEFINED
-      if (typeof selectors != 'string') {
-        selectors = '' + selectors;
-      }
-
-      if ((/:scope/i).test(selectors)) {
-        selectors = makeref(selectors, element);
-      }
-
-      // normalize input string
-      parsed = selectors.
-        replace(/\x00|\\$/g, '\ufffd').
-        replace(REX.CombineWSP, '\x20').
-        replace(REX.PseudosWSP, '$1').
-        replace(REX.TabCharWSP, '\t').
-        replace(REX.CommaGroup, ',').
-        replace(REX.TrimSpaces, '');
-
-      // parse, validate and split possible compound selectors
-      if ((expressions = parsed.match(reValidator)) && expressions.join('') == parsed) {
-        expressions = parsed.match(REX.SplitGroup);
-        if (parsed[parsed.length - 1] == ',') {
-          emit(qsInvalid);
-          return Config.VERBOSITY ? undefined : false;
-        }
-      } else {
-        emit('\'' + selectors + '\'' + qsInvalid);
-        return Config.VERBOSITY ? undefined : false;
-      }
-
-      matchResolvers[selectors] = match_collect(expressions, callback);
-
-      return match_assert(matchResolvers[selectors].factory, element, callback);
-    },
-
-  // equivalent of w3c 'querySelector' method
-  first =
-    function _querySelector(selectors, context, callback) {
-      if (arguments.length === 0) {
-        emit(qsNotArgs, TypeError);
-      }
-      return select(selectors, context,
-        typeof callback == 'function' ?
-        function firstMatch(element) {
-          callback(element);
-          return false;
-        } :
-        function firstMatch() {
-          return false;
-        }
-      )[0] || null;
-    },
-
-  // equivalent of w3c 'querySelectorAll' method
-  select =
-    function _querySelectorAll(selectors, context, callback) {
-
-      var expressions, nodes = [ ], parsed, resolver;
-
-      context || (context = doc);
-
-      if (selectors) {
-        if ((resolver = selectResolvers[selectors])) {
-          if (resolver.context === context && resolver.callback === callback) {
-            var f = resolver.factory, h = resolver.htmlset, n = resolver.nodeset;
-            if (n.length > 1) {
-              for (var i = 0, l = n.length, list; l > i; ++i) {
-                list = compat[n[i][0]](context, n[i].slice(1))();
-                if (f[i] !== null) {
-                  f[i](list, callback, context, nodes);
-                } else {
-                  nodes = nodes.concat(list);
-                }
-              }
-              if (l > 1 && nodes.length > 1) {
-                nodes.sort(documentOrder);
-                hasDupes && (nodes = unique(nodes));
-              }
-            } else {
-              if (f[0]) {
-                nodes = f[0](h[0](), callback, context, nodes);
-              } else {
-                nodes = h[0]();
-              }
-            }
-            return typeof callback == 'function' ?
-              concatCall(nodes, callback) : nodes;
-          }
-        }
-      }
-
-      lastSelected = selectors;
-
-      // arguments validation
-      if (arguments.length === 0) {
-        emit(qsNotArgs, TypeError);
-        return Config.VERBOSITY ? undefined : none;
-      } else if (arguments[0] === '') {
-        emit('\'\'' + qsInvalid);
-        return Config.VERBOSITY ? undefined : none;
-      } else if (lastContext !== context) {
-        lastContext = switchContext(context);
-      }
-
-      // input NULL or UNDEFINED
-      if (typeof selectors != 'string') {
-        selectors = '' + selectors;
-      }
-
-      if ((/:scope/i).test(selectors)) {
-        selectors = makeref(selectors, context);
-      }
-
-      // normalize input string
-      parsed = selectors.
-        replace(/\x00|\\$/g, '\ufffd').
-        replace(REX.CombineWSP, '\x20').
-        replace(REX.PseudosWSP, '$1').
-        replace(REX.TabCharWSP, '\t').
-        replace(REX.CommaGroup, ',').
-        replace(REX.TrimSpaces, '');
-
-      // parse, validate and split possible compound selectors
-      if ((expressions = parsed.match(reValidator)) && expressions.join('') == parsed) {
-        expressions = parsed.match(REX.SplitGroup);
-        if (parsed[parsed.length - 1] == ',') {
-          emit(qsInvalid);
-          return Config.VERBOSITY ? undefined : false;
-        }
-      } else {
-        emit('\'' + selectors + '\'' + qsInvalid);
-        return Config.VERBOSITY ? undefined : false;
-      }
-
-      // save/reuse factory and closure collection
-      selectResolvers[selectors] = collect(expressions, context, callback);
-
-      nodes = selectResolvers[selectors].results;
-
-      return typeof callback == 'function' ?
-        concatCall(nodes, callback) : nodes;
-    },
-
-  // optimize selectors avoiding duplicated checks
-  optimize =
-    function(selector, token) {
-      var index = token.index,
-      length = token[1].length + token[2].length;
-      return selector.slice(0, index) +
-        (' >+~'.indexOf(selector.charAt(index - 1)) > -1 ?
-          (':['.indexOf(selector.charAt(index + length + 1)) > -1 ?
-          '*' : '') : '') + selector.slice(index + length - (token[1] == '*' ? 1 : 0));
-    },
-
-  // prepare factory resolvers and closure collections
-  collect =
-    function(selectors, context, callback) {
-
-      var i, l, seen = { }, token = ['', '*', '*'], optimized = selectors,
-      factory = [ ], htmlset = [ ], nodeset = [ ], results = [ ], type;
-
-      for (i = 0, l = selectors.length; l > i; ++i) {
-
-        if (!seen[selectors[i]] && (seen[selectors[i]] = true)) {
-          type = selectors[i].match(reOptimizer);
-          if (type && type[1] != ':' && (token = type)) {
-            token[1] || (token[1] = '*');
-            optimized[i] = optimize(optimized[i], token);
-          } else {
-            token = ['', '*', '*'];
-          }
-        }
-
-        nodeset[i] = token[1] + token[2];
-        htmlset[i] = compat[token[1]](context, token[2]);
-        factory[i] = compile(optimized[i], true, null);
-
-        factory[i] ?
-          factory[i](htmlset[i](), callback, context, results) :
-          result.concat(htmlset[i]());
-      }
-
-      if (l > 1) {
-        results.sort(documentOrder);
-        hasDupes && (results = unique(results));
-      }
-
-      return {
-        callback: callback,
-        context: context,
-        factory: factory,
-        htmlset: htmlset,
-        nodeset: nodeset,
-        results: results
-      };
-
-    },
-
-  // QSA placeholders to native references
-  _closest, _matches, _querySelector, _querySelectorAll,
-
-  // overrides QSA methods (only for browsers)
-  install =
-    function(all) {
-
-      // save native QSA references
-      _closest = Element.prototype.closest;
-      _matches = Element.prototype.matches;
-      _querySelector = Document.prototype.querySelector;
-      _querySelectorAll = Document.prototype.querySelectorAll;
-
-      Element.prototype.closest =
-        function closest() {
-          var ctor = Object.getPrototypeOf(this).__proto__.__proto__.constructor.name;
-          if (!('nodeType' in this)) { emit('\'closest\' called on an object that does not implement interface ' + ctor + '.', TypeError); }
-          return arguments.length < 1 ? ancestor.apply(this, [ ]) :
-                 arguments.length < 2 ? ancestor.apply(this, [ arguments[0], this ]) :
-                                        ancestor.apply(this, [ arguments[0], this, typeof arguments[1] == 'function' ? arguments[1] : undefined ]);
-        };
-
-      Element.prototype.matches =
-        function matches() {
-          var ctor = Object.getPrototypeOf(this).__proto__.__proto__.constructor.name;
-          if (!('nodeType' in this)) { emit('\'matches\' called on an object that does not implement interface ' + ctor + '.', TypeError); }
-          return arguments.length < 1 ? match.apply(this, [ ]) :
-                 arguments.length < 2 ? match.apply(this, [ arguments[0], this ]) :
-                                        match.apply(this, [ arguments[0], this, typeof arguments[1] == 'function' ? arguments[1] : undefined ]);
-        };
-
-      Element.prototype.querySelector =
-      Document.prototype.querySelector =
-      DocumentFragment.prototype.querySelector =
-        function querySelector() {
-          var ctor = Object.getPrototypeOf(this).__proto__.__proto__.constructor.name;
-          if (!('nodeType' in this)) { emit('\'querySelector\' called on an object that does not implement interface ' + ctor + '.', TypeError); }
-          return arguments.length < 1 ? first.apply(this, [ ]) :
-                 arguments.length < 2 ? first.apply(this, [ arguments[0], this ]) :
-                                        first.apply(this, [ arguments[0], this, typeof arguments[1] == 'function' ? arguments[1] : undefined ]);
-        };
-
-      Element.prototype.querySelectorAll =
-      Document.prototype.querySelectorAll =
-      DocumentFragment.prototype.querySelectorAll =
-        function querySelectorAll() {
-          var ctor = Object.getPrototypeOf(this).__proto__.__proto__.constructor.name;
-          if (!('nodeType' in this)) { emit('\'querySelectorAll\' called on an object that does not implement interface ' + ctor + '.', TypeError); }
-          return arguments.length < 1 ? select.apply(this, [ ]) :
-                 arguments.length < 2 ? select.apply(this, [ arguments[0], this ]) :
-                                        select.apply(this, [ arguments[0], this, typeof arguments[1] == 'function' ? arguments[1] : undefined ]);
-        };
-
-      if (all) {
-        document.addEventListener('load', function(e) {
-          var c, d, r, s, t = e.target;
-          if (/iframe/i.test(t.localName)) {
-            c = '(' + Export + ')(this, ' + Factory + ');'; d = t.contentDocument;
-            s = d.createElement('script'); s.textContent = c + 'NW.Dom.install()';
-            r = d.documentElement; r.removeChild(r.insertBefore(s, r.firstChild));
-          }
-        }, true);
-      }
-
-    },
-
-  // restore QSA methods (only for browsers)
-  uninstall =
-    function() {
-      // reinstates QSA native references
-      Element.prototype.closest = _closest;
-      Element.prototype.matches = _matches;
-      Element.prototype.querySelector =
-      Document.prototype.querySelector =
-      DocumentFragment.prototype.querySelector = _querySelector;
-      Element.prototype.querySelectorAll =
-      Document.prototype.querySelectorAll =
-      DocumentFragment.prototype.querySelectorAll = _querySelectorAll;
-    },
-
-  // empty set
-  none = Array(),
-
-  // context
-  lastContext,
-
-  // selector
-  lastMatched,
-  lastSelected,
-
-  // cached lambdas
-  matchLambdas = { },
-  selectLambdas = { },
-
-  // cached resolvers
-  matchResolvers = { },
-  selectResolvers = { },
-
-  // passed to resolvers
-  Snapshot = {
-
-    doc: doc,
-    from: doc,
-    root: root,
-
-    byTag: byTag,
-
-    first: first,
-    match: match,
-
-    ancestor: ancestor,
-
-    nthOfType: nthOfType,
-    nthElement: nthElement,
-
-    hasAttributeNS: hasAttributeNS
-  },
-
-  // public exported methods/objects
-  Dom = {
-
-    // exported cache objects
-
-    lastMatched: lastMatched,
-    lastSelected: lastSelected,
-
-    matchLambdas: matchLambdas,
-    selectLambdas: selectLambdas,
-
-    matchResolvers: matchResolvers,
-    selectResolvers: selectResolvers,
-
-    // exported compiler macros
-
-    CFG: CFG,
-
-    M_BODY: M_BODY,
-    S_BODY: S_BODY,
-    M_TEST: M_TEST,
-    S_TEST: S_TEST,
-
-    // exported engine methods
-
-    byId: byId,
-    byTag: byTag,
-    byClass: byClass,
-
-    match: match,
-    first: first,
-    select: select,
-    closest: ancestor,
-
-    compile: compile,
-    configure: configure,
-
-    emit: emit,
-    Config: Config,
-    Snapshot: Snapshot,
-
-    Version: version,
-
-    install: install,
-    uninstall: uninstall,
-
-    Operators: Operators,
-    Selectors: Selectors,
-
-    // register a new selector combinator symbol and its related function resolver
-    registerCombinator:
-      function(combinator, resolver) {
-        var i = 0, l = combinator.length, symbol;
-        for (; l > i; ++i) {
-          if (combinator[i] != '=') {
-            symbol = combinator[i];
-            break;
-          }
-        }
-        if (CFG.combinators.indexOf(symbol) < 0) {
-          CFG.combinators = CFG.combinators.replace('](', symbol + '](');
-          CFG.combinators = CFG.combinators.replace('])', symbol + '])');
-          Combinators[combinator] = resolver;
-          setIdentifierSyntax();
-        } else {
-          console.warn('Warning: the \'' + combinator + '\' combinator is already registered.');
-        }
-      },
-
-    // register a new attribute operator symbol and its related function resolver
-    registerOperator:
-      function(operator, resolver) {
-        var i = 0, l = operator.length, symbol;
-        for (; l > i; ++i) {
-          if (operator[i] != '=') {
-            symbol = operator[i];
-            break;
-          }
-        }
-        if (CFG.operators.indexOf(symbol) < 0 && !Operators[operator]) {
-          CFG.operators = CFG.operators.replace(']=', symbol + ']=');
-          Operators[operator] = resolver;
-          setIdentifierSyntax();
-        } else {
-          console.warn('Warning: the \'' + operator + '\' operator is already registered.');
-        }
-      },
-
-    // register a new selector symbol and its related function resolver
-    registerSelector:
-      function(name, rexp, func) {
-        Selectors[name] || (Selectors[name] = {
-          Expression: rexp,
-          Callback: func
-        });
-      }
-
-  };
-
-  initialize(doc);
-
-  return Dom;
-
-});