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This commit is contained in:
794
node_modules/nwmatcher/src/nwmatcher-base.js
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vendored
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794
node_modules/nwmatcher/src/nwmatcher-base.js
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vendored
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@@ -0,0 +1,794 @@
|
||||
/*
|
||||
* Copyright (C) 2007-2018 Diego Perini
|
||||
* All rights reserved.
|
||||
*
|
||||
* nwmatcher-base.js - A fast CSS selector engine and matcher
|
||||
*
|
||||
* Author: Diego Perini <diego.perini at gmail com>
|
||||
* Version: 1.4.4
|
||||
* Created: 20070722
|
||||
* Release: 20180305
|
||||
*
|
||||
* License:
|
||||
* http://javascript.nwbox.com/NWMatcher/MIT-LICENSE
|
||||
* Download:
|
||||
* http://javascript.nwbox.com/NWMatcher/nwmatcher.js
|
||||
*/
|
||||
|
||||
(function(global, factory) {
|
||||
|
||||
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);
|
||||
}
|
||||
|
||||
})(this, function(global) {
|
||||
|
||||
var version = 'nwmatcher-1.4.4',
|
||||
|
||||
doc = global.document,
|
||||
root = doc.documentElement,
|
||||
|
||||
isSingleMatch,
|
||||
isSingleSelect,
|
||||
|
||||
lastSlice,
|
||||
lastContext,
|
||||
lastPosition,
|
||||
|
||||
lastMatcher,
|
||||
lastSelector,
|
||||
|
||||
lastPartsMatch,
|
||||
lastPartsSelect,
|
||||
|
||||
prefixes = '(?:[#.:]|::)?',
|
||||
operators = '([~*^$|!]?={1})',
|
||||
whitespace = '[\\x20\\t\\n\\r\\f]',
|
||||
combinators = '\\x20|[>+~](?=[^>+~])',
|
||||
pseudoparms = '(?:[-+]?\\d*n)?[-+]?\\d*',
|
||||
skip_groups = '\\[.*\\]|\\(.*\\)|\\{.*\\}',
|
||||
|
||||
any_esc_chr = '\\\\.',
|
||||
alphalodash = '[_a-zA-Z]',
|
||||
non_asc_chr = '[^\\x00-\\x9f]',
|
||||
escaped_chr = '\\\\[^\\n\\r\\f0-9a-fA-F]',
|
||||
unicode_chr = '\\\\[0-9a-fA-F]{1,6}(?:\\r\\n|' + whitespace + ')?',
|
||||
|
||||
quotedvalue = '"[^"\\\\]*(?:\\\\.[^"\\\\]*)*"' + "|'[^'\\\\]*(?:\\\\.[^'\\\\]*)*'",
|
||||
|
||||
reSplitGroup = /([^,\\()[\]]+|\[[^[\]]*\]|\[.*\]|\([^()]+\)|\(.*\)|\{[^{}]+\}|\{.*\}|\\.)+/g,
|
||||
|
||||
reTrimSpaces = RegExp('[\\n\\r\\f]|^' + whitespace + '+|' + whitespace + '+$', 'g'),
|
||||
|
||||
reEscapedChars = /\\([0-9a-fA-F]{1,6}[\x20\t\n\r\f]?|.)|([\x22\x27])/g,
|
||||
|
||||
standardValidator, extendedValidator, reValidator,
|
||||
|
||||
attrcheck, attributes, attrmatcher, pseudoclass,
|
||||
|
||||
reOptimizeSelector, reSimpleNot, reSplitToken,
|
||||
|
||||
Optimize, identifier, extensions = '.+',
|
||||
|
||||
Patterns = {
|
||||
children: RegExp('^' + whitespace + '*\\>' + whitespace + '*(.*)'),
|
||||
adjacent: RegExp('^' + whitespace + '*\\+' + whitespace + '*(.*)'),
|
||||
relative: RegExp('^' + whitespace + '*\\~' + whitespace + '*(.*)'),
|
||||
ancestor: RegExp('^' + whitespace + '+(.*)'),
|
||||
universal: RegExp('^\\*(.*)')
|
||||
},
|
||||
|
||||
Tokens = {
|
||||
prefixes: prefixes,
|
||||
identifier: identifier,
|
||||
attributes: attributes
|
||||
},
|
||||
|
||||
QUIRKS_MODE,
|
||||
XML_DOCUMENT,
|
||||
|
||||
GEBTN = 'getElementsByTagName' in doc,
|
||||
GEBCN = 'getElementsByClassName' in doc,
|
||||
|
||||
IE_LT_9 = typeof doc.addEventListener != 'function',
|
||||
|
||||
LINK_NODES = { a: 1, A: 1, area: 1, AREA: 1, link: 1, LINK: 1 },
|
||||
|
||||
ATTR_BOOLEAN = {
|
||||
checked: 1, disabled: 1, ismap: 1,
|
||||
multiple: 1, readonly: 1, selected: 1
|
||||
},
|
||||
|
||||
ATTR_DEFAULT = {
|
||||
value: 'defaultValue',
|
||||
checked: 'defaultChecked',
|
||||
selected: 'defaultSelected'
|
||||
},
|
||||
|
||||
ATTR_URIDATA = {
|
||||
action: 2, cite: 2, codebase: 2, data: 2, href: 2,
|
||||
longdesc: 2, lowsrc: 2, src: 2, usemap: 2
|
||||
},
|
||||
|
||||
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
|
||||
},
|
||||
|
||||
NATIVE_TRAVERSAL_API =
|
||||
'nextElementSibling' in root &&
|
||||
'previousElementSibling' in root,
|
||||
|
||||
Selectors = { },
|
||||
|
||||
Operators = {
|
||||
'=': "n=='%m'",
|
||||
'^=': "n.indexOf('%m')==0",
|
||||
'*=': "n.indexOf('%m')>-1",
|
||||
'|=': "(n+'-').indexOf('%m-')==0",
|
||||
'~=': "(' '+n+' ').indexOf(' %m ')>-1",
|
||||
'$=': "n.substr(n.length-'%m'.length)=='%m'"
|
||||
},
|
||||
|
||||
concatCall =
|
||||
function(data, elements, callback) {
|
||||
var i = -1, element;
|
||||
while ((element = elements[++i])) {
|
||||
if (false === callback(data[data.length] = element)) { break; }
|
||||
}
|
||||
return data;
|
||||
},
|
||||
|
||||
switchContext =
|
||||
function(from, force) {
|
||||
var oldDoc = doc;
|
||||
lastContext = from;
|
||||
doc = from.ownerDocument || from;
|
||||
if (force || oldDoc !== doc) {
|
||||
root = doc.documentElement;
|
||||
XML_DOCUMENT = doc.createElement('DiV').nodeName == 'DiV';
|
||||
QUIRKS_MODE = !XML_DOCUMENT &&
|
||||
typeof doc.compatMode == 'string' ?
|
||||
doc.compatMode.indexOf('CSS') < 0 :
|
||||
(function() {
|
||||
var style = doc.createElement('div').style;
|
||||
return style && (style.width = 1) && style.width == '1px';
|
||||
})();
|
||||
|
||||
Config.CACHING && Dom.setCache(true, doc);
|
||||
}
|
||||
},
|
||||
|
||||
codePointToUTF16 =
|
||||
function(codePoint) {
|
||||
if (codePoint < 1 || codePoint > 0x10ffff ||
|
||||
(codePoint > 0xd7ff && codePoint < 0xe000)) {
|
||||
return '\\ufffd';
|
||||
}
|
||||
if (codePoint < 0x10000) {
|
||||
var lowHex = '000' + codePoint.toString(16);
|
||||
return '\\u' + lowHex.substr(lowHex.length - 4);
|
||||
}
|
||||
return '\\u' + (((codePoint - 0x10000) >> 0x0a) + 0xd800).toString(16) +
|
||||
'\\u' + (((codePoint - 0x10000) % 0x400) + 0xdc00).toString(16);
|
||||
},
|
||||
|
||||
stringFromCodePoint =
|
||||
function(codePoint) {
|
||||
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);
|
||||
},
|
||||
|
||||
convertEscapes =
|
||||
function(str) {
|
||||
return str.replace(reEscapedChars,
|
||||
function(substring, p1, p2) {
|
||||
return p2 ? '\\' + p2 :
|
||||
(/^[0-9a-fA-F]/).test(p1) ? codePointToUTF16(parseInt(p1, 16)) :
|
||||
(/^[\\\x22\x27]/).test(p1) ? substring :
|
||||
p1;
|
||||
}
|
||||
);
|
||||
},
|
||||
|
||||
unescapeIdentifier =
|
||||
function(str) {
|
||||
return str.replace(reEscapedChars,
|
||||
function(substring, p1, p2) {
|
||||
return p2 ? p2 :
|
||||
(/^[0-9a-fA-F]/).test(p1) ? stringFromCodePoint(parseInt(p1, 16)) :
|
||||
(/^[\\\x22\x27]/).test(p1) ? substring :
|
||||
p1;
|
||||
}
|
||||
);
|
||||
},
|
||||
|
||||
byIdRaw =
|
||||
function(id, elements) {
|
||||
var i = -1, element;
|
||||
while ((element = elements[++i])) {
|
||||
if (element.getAttribute('id') == id) {
|
||||
break;
|
||||
}
|
||||
}
|
||||
return element || null;
|
||||
},
|
||||
|
||||
_byId = !IE_LT_9 ?
|
||||
function(id, from) {
|
||||
id = (/\\/).test(id) ? unescapeIdentifier(id) : id;
|
||||
return from.getElementById && from.getElementById(id) ||
|
||||
byIdRaw(id, from.getElementsByTagName('*'));
|
||||
} :
|
||||
function(id, from) {
|
||||
var element = null;
|
||||
id = (/\\/).test(id) ? unescapeIdentifier(id) : id;
|
||||
if (XML_DOCUMENT || from.nodeType != 9) {
|
||||
return byIdRaw(id, from.getElementsByTagName('*'));
|
||||
}
|
||||
if ((element = from.getElementById(id)) &&
|
||||
element.name == id && from.getElementsByName) {
|
||||
return byIdRaw(id, from.getElementsByName(id));
|
||||
}
|
||||
return element;
|
||||
},
|
||||
|
||||
byId =
|
||||
function(id, from) {
|
||||
from || (from = doc);
|
||||
if (lastContext !== from) { switchContext(from); }
|
||||
return _byId(id, from);
|
||||
},
|
||||
|
||||
byTagRaw =
|
||||
function(tag, from) {
|
||||
var any = tag == '*', element = from, elements = [ ], next = element.firstChild;
|
||||
any || (tag = tag.toUpperCase());
|
||||
while ((element = next)) {
|
||||
if (element.tagName > '@' && (any || element.tagName.toUpperCase() == tag)) {
|
||||
elements[elements.length] = element;
|
||||
}
|
||||
if ((next = element.firstChild || element.nextSibling)) continue;
|
||||
while (!next && (element = element.parentNode) && element !== from) {
|
||||
next = element.nextSibling;
|
||||
}
|
||||
}
|
||||
return elements;
|
||||
},
|
||||
|
||||
getAttribute = !IE_LT_9 ?
|
||||
function(node, attribute) {
|
||||
return node.getAttribute(attribute);
|
||||
} :
|
||||
function(node, attribute) {
|
||||
attribute = attribute.toLowerCase();
|
||||
if (typeof node[attribute] == 'object') {
|
||||
return node.attributes[attribute] &&
|
||||
node.attributes[attribute].value;
|
||||
}
|
||||
return (
|
||||
attribute == 'type' ? node.getAttribute(attribute) :
|
||||
ATTR_URIDATA[attribute] ? node.getAttribute(attribute, 2) :
|
||||
ATTR_BOOLEAN[attribute] ? node.getAttribute(attribute) ? attribute : 'false' :
|
||||
(node = node.getAttributeNode(attribute)) && node.value);
|
||||
},
|
||||
|
||||
hasAttribute = !IE_LT_9 && root.hasAttribute ?
|
||||
function(node, attribute) {
|
||||
return node.hasAttribute(attribute);
|
||||
} :
|
||||
function(node, attribute) {
|
||||
var obj = node.getAttributeNode(attribute = attribute.toLowerCase());
|
||||
return ATTR_DEFAULT[attribute] && attribute != 'value' ?
|
||||
node[ATTR_DEFAULT[attribute]] : obj && obj.specified;
|
||||
},
|
||||
|
||||
configure =
|
||||
function(option) {
|
||||
if (typeof option == 'string') { return !!Config[option]; }
|
||||
if (typeof option != 'object') { return Config; }
|
||||
for (var i in option) {
|
||||
Config[i] = !!option[i];
|
||||
if (i == 'SIMPLENOT') {
|
||||
matchContexts = { };
|
||||
matchResolvers = { };
|
||||
selectContexts = { };
|
||||
selectResolvers = { };
|
||||
}
|
||||
}
|
||||
setIdentifierSyntax();
|
||||
reValidator = RegExp(Config.SIMPLENOT ?
|
||||
standardValidator : extendedValidator);
|
||||
return true;
|
||||
},
|
||||
|
||||
emit =
|
||||
function(message) {
|
||||
if (Config.VERBOSITY) { throw Error(message); }
|
||||
if (Config.LOGERRORS && console && console.log) {
|
||||
console.log(message);
|
||||
}
|
||||
},
|
||||
|
||||
Config = {
|
||||
CACHING: false,
|
||||
ESCAPECHR: true,
|
||||
NON_ASCII: true,
|
||||
SELECTOR3: true,
|
||||
UNICODE16: true,
|
||||
SHORTCUTS: false,
|
||||
SIMPLENOT: true,
|
||||
SVG_LCASE: false,
|
||||
UNIQUE_ID: true,
|
||||
USE_HTML5: true,
|
||||
VERBOSITY: true,
|
||||
LOGERRORS: true
|
||||
},
|
||||
|
||||
initialize =
|
||||
function(doc) {
|
||||
setIdentifierSyntax();
|
||||
switchContext(doc, true);
|
||||
},
|
||||
|
||||
setIdentifierSyntax =
|
||||
function() {
|
||||
|
||||
var syntax = '', start = Config['SELECTOR3'] ? '-{2}|' : '';
|
||||
|
||||
Config['NON_ASCII'] && (syntax += '|' + non_asc_chr);
|
||||
Config['UNICODE16'] && (syntax += '|' + unicode_chr);
|
||||
Config['ESCAPECHR'] && (syntax += '|' + escaped_chr);
|
||||
|
||||
syntax += (Config['UNICODE16'] || Config['ESCAPECHR']) ? '' : '|' + any_esc_chr;
|
||||
|
||||
identifier = '-?(?:' + start + alphalodash + syntax + ')(?:-|[0-9]|' + alphalodash + syntax + ')*';
|
||||
|
||||
attrcheck = '(' + quotedvalue + '|' + identifier + ')';
|
||||
attributes = whitespace + '*(' + identifier + '(?::' + identifier + ')?)' +
|
||||
whitespace + '*(?:' + operators + whitespace + '*' + attrcheck + ')?' + whitespace + '*' + '(i)?' + whitespace + '*';
|
||||
attrmatcher = attributes.replace(attrcheck, '([\\x22\\x27]*)((?:\\\\?.)*?)\\3');
|
||||
|
||||
pseudoclass = '((?:' +
|
||||
pseudoparms + '|' + quotedvalue + '|' +
|
||||
prefixes + identifier + '|' +
|
||||
'\\[' + attributes + '\\]|' +
|
||||
'\\(.+\\)|' + whitespace + '*|' +
|
||||
',)+)';
|
||||
|
||||
standardValidator =
|
||||
'(?=[\\x20\\t\\n\\r\\f]*[^>+~(){}<>])' +
|
||||
'(' +
|
||||
'\\*' +
|
||||
'|(?:' + prefixes + identifier + ')' +
|
||||
'|' + combinators +
|
||||
'|\\[' + attributes + '\\]' +
|
||||
'|\\(' + pseudoclass + '\\)' +
|
||||
'|\\{' + extensions + '\\}' +
|
||||
'|(?:,|' + whitespace + '*)' +
|
||||
')+';
|
||||
|
||||
reSimpleNot = RegExp('^(' +
|
||||
'(?!:not)' +
|
||||
'(' + prefixes + identifier +
|
||||
'|\\([^()]*\\))+' +
|
||||
'|\\[' + attributes + '\\]' +
|
||||
')$');
|
||||
|
||||
reSplitToken = RegExp('(' +
|
||||
prefixes + identifier + '|' +
|
||||
'\\[' + attributes + '\\]|' +
|
||||
'\\(' + pseudoclass + '\\)|' +
|
||||
'\\\\.|[^\\x20\\t\\n\\r\\f>+~])+', 'g');
|
||||
|
||||
reOptimizeSelector = RegExp(identifier + '|^$');
|
||||
|
||||
Optimize = {
|
||||
ID: RegExp('^\\*?#(' + identifier + ')|' + skip_groups),
|
||||
TAG: RegExp('^(' + identifier + ')|' + skip_groups),
|
||||
CLASS: RegExp('^\\.(' + identifier + '$)|' + skip_groups)
|
||||
};
|
||||
|
||||
Patterns.id = RegExp('^#(' + identifier + ')(.*)');
|
||||
Patterns.tagName = RegExp('^(' + identifier + ')(.*)');
|
||||
Patterns.className = RegExp('^\\.(' + identifier + ')(.*)');
|
||||
Patterns.attribute = RegExp('^\\[' + attrmatcher + '\\](.*)');
|
||||
|
||||
Tokens.identifier = identifier;
|
||||
Tokens.attributes = attributes;
|
||||
|
||||
extendedValidator = standardValidator.replace(pseudoclass, '.*');
|
||||
|
||||
reValidator = RegExp(standardValidator);
|
||||
},
|
||||
|
||||
ACCEPT_NODE = 'r[r.length]=c[k];if(f&&false===f(c[k]))break main;else continue main;',
|
||||
REJECT_NODE = IE_LT_9 ? 'if(e.nodeName<"A")continue;' : '',
|
||||
TO_UPPER_CASE = IE_LT_9 ? '.toUpperCase()' : '',
|
||||
|
||||
compile =
|
||||
function(selector, source, mode) {
|
||||
|
||||
var parts = typeof selector == 'string' ? selector.match(reSplitGroup) : selector;
|
||||
|
||||
typeof source == 'string' || (source = '');
|
||||
|
||||
if (parts.length == 1) {
|
||||
source += compileSelector(parts[0], mode ? ACCEPT_NODE : 'f&&f(k);return true;', mode);
|
||||
} else {
|
||||
var i = -1, seen = { }, token;
|
||||
while ((token = parts[++i])) {
|
||||
token = token.replace(reTrimSpaces, '');
|
||||
if (!seen[token] && (seen[token] = true)) {
|
||||
source += compileSelector(token, mode ? ACCEPT_NODE : 'f&&f(k);return true;', mode);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
if (mode) {
|
||||
return Function('c,s,d,h,g,f',
|
||||
'var N,n,x=0,k=-1,e,r=[];main:while((e=c[++k])){' + source + '}return r;');
|
||||
} else {
|
||||
return Function('e,s,d,h,g,f',
|
||||
'var N,n,x=0,k=e;' + source + 'return false;');
|
||||
}
|
||||
},
|
||||
|
||||
compileSelector =
|
||||
function(selector, source, mode) {
|
||||
|
||||
var k = 0, expr, match, result, status, test, type;
|
||||
|
||||
while (selector) {
|
||||
|
||||
k++;
|
||||
|
||||
if ((match = selector.match(Patterns.universal))) {
|
||||
expr = '';
|
||||
}
|
||||
|
||||
else if ((match = selector.match(Patterns.id))) {
|
||||
match[1] = (/\\/).test(match[1]) ? convertEscapes(match[1]) : match[1];
|
||||
source = 'if(' + (XML_DOCUMENT ?
|
||||
's.getAttribute(e,"id")' :
|
||||
'(e.submit?s.getAttribute(e,"id"):e.id)') +
|
||||
'=="' + match[1] + '"' +
|
||||
'){' + source + '}';
|
||||
}
|
||||
|
||||
else if ((match = selector.match(Patterns.tagName))) {
|
||||
test = Config.SVG_LCASE ? '||e.nodeName=="' + match[1].toLowerCase() + '"' : '';
|
||||
source = 'if(e.nodeName' + (XML_DOCUMENT ?
|
||||
'=="' + match[1] + '"' : TO_UPPER_CASE +
|
||||
'=="' + match[1].toUpperCase() + '"' + test) +
|
||||
'){' + source + '}';
|
||||
}
|
||||
|
||||
else if ((match = selector.match(Patterns.className))) {
|
||||
match[1] = (/\\/).test(match[1]) ? convertEscapes(match[1]) : match[1];
|
||||
match[1] = QUIRKS_MODE ? match[1].toLowerCase() : match[1];
|
||||
source = 'if((n=' + (XML_DOCUMENT ?
|
||||
'e.getAttribute("class")' : 'e.className') +
|
||||
')&&n.length&&(" "+' + (QUIRKS_MODE ? 'n.toLowerCase()' : 'n') +
|
||||
'.replace(/' + whitespace + '+/g," ")+" ").indexOf(" ' + match[1] + ' ")>-1' +
|
||||
'){' + source + '}';
|
||||
}
|
||||
|
||||
else if ((match = selector.match(Patterns.attribute))) {
|
||||
expr = match[1].split(':');
|
||||
expr = expr.length == 2 ? expr[1] : expr[0] + '';
|
||||
|
||||
if (match[2] && !Operators[match[2]]) {
|
||||
emit('Unsupported operator in attribute selectors "' + selector + '"');
|
||||
return '';
|
||||
}
|
||||
test = 'false';
|
||||
if (match[2] && match[4] && (test = Operators[match[2]])) {
|
||||
match[4] = (/\\/).test(match[4]) ? convertEscapes(match[4]) : match[4];
|
||||
type = match[5] == 'i' || HTML_TABLE[expr.toLowerCase()];
|
||||
test = test.replace(/\%m/g, type ? match[4].toLowerCase() : match[4]);
|
||||
} else if (match[2] == '!=' || match[2] == '=') {
|
||||
test = 'n' + match[2] + '=""';
|
||||
}
|
||||
source = 'if(n=s.hasAttribute(e,"' + match[1] + '")){' +
|
||||
(match[2] ? 'n=s.getAttribute(e,"' + match[1] + '")' : '') +
|
||||
(type && match[2] ? '.toLowerCase();' : ';') +
|
||||
'if(' + (match[2] ? test : 'n') + '){' + source + '}}';
|
||||
}
|
||||
|
||||
else if ((match = selector.match(Patterns.adjacent))) {
|
||||
source = NATIVE_TRAVERSAL_API ?
|
||||
'var N' + k + '=e;if((e=e.previousElementSibling)){' + source + '}e=N' + k + ';' :
|
||||
'var N' + k + '=e;while((e=e.previousSibling)){if(e.nodeType==1){' + source + 'break;}}e=N' + k + ';';
|
||||
}
|
||||
|
||||
else if ((match = selector.match(Patterns.relative))) {
|
||||
source = NATIVE_TRAVERSAL_API ?
|
||||
'var N' + k + '=e;while((e=e.previousElementSibling)){' + source + '}e=N' + k + ';' :
|
||||
'var N' + k + '=e;while((e=e.previousSibling)){if(e.nodeType==1){' + source + '}}e=N' + k + ';';
|
||||
}
|
||||
|
||||
else if ((match = selector.match(Patterns.children))) {
|
||||
source = 'var N' + k + '=e;if((e=e.parentNode)&&e.nodeType==1){' + source + '}e=N' + k + ';';
|
||||
}
|
||||
|
||||
else if ((match = selector.match(Patterns.ancestor))) {
|
||||
source = 'var N' + k + '=e;while((e=e.parentNode)&&e.nodeType==1){' + source + '}e=N' + k + ';';
|
||||
}
|
||||
|
||||
else {
|
||||
|
||||
expr = false;
|
||||
status = false;
|
||||
for (expr in Selectors) {
|
||||
if ((match = selector.match(Selectors[expr].Expression)) && match[1]) {
|
||||
result = Selectors[expr].Callback(match, source);
|
||||
if ('match' in result) { match = result.match; }
|
||||
source = result.source;
|
||||
status = result.status;
|
||||
if (status) { break; }
|
||||
}
|
||||
}
|
||||
|
||||
if (!status) {
|
||||
emit('Unknown pseudo-class selector "' + selector + '"');
|
||||
return '';
|
||||
}
|
||||
|
||||
if (!expr) {
|
||||
emit('Unknown token in selector "' + selector + '"');
|
||||
return '';
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
if (!match) {
|
||||
emit('Invalid syntax in selector "' + selector + '"');
|
||||
return '';
|
||||
}
|
||||
|
||||
selector = match && match[match.length - 1];
|
||||
}
|
||||
|
||||
return source;
|
||||
},
|
||||
|
||||
match =
|
||||
function(element, selector, from, callback) {
|
||||
|
||||
var parts;
|
||||
|
||||
if (!(element && element.nodeType == 1)) {
|
||||
emit('Invalid element argument');
|
||||
return false;
|
||||
} else if (typeof selector != 'string') {
|
||||
emit('Invalid selector argument');
|
||||
return false;
|
||||
} else if (lastContext !== from) {
|
||||
switchContext(from || (from = element.ownerDocument));
|
||||
}
|
||||
|
||||
selector = selector.
|
||||
replace(reTrimSpaces, '').
|
||||
replace(/\x00|\\$/g, '\ufffd');
|
||||
|
||||
Config.SHORTCUTS && (selector = Dom.shortcuts(selector, element, from));
|
||||
|
||||
if (lastMatcher != selector) {
|
||||
if ((parts = selector.match(reValidator)) && parts[0] == selector) {
|
||||
isSingleMatch = (parts = selector.match(reSplitGroup)).length < 2;
|
||||
lastMatcher = selector;
|
||||
lastPartsMatch = parts;
|
||||
} else {
|
||||
emit('The string "' + selector + '", is not a valid CSS selector');
|
||||
return false;
|
||||
}
|
||||
} else parts = lastPartsMatch;
|
||||
|
||||
if (!matchResolvers[selector] || matchContexts[selector] !== from) {
|
||||
matchResolvers[selector] = compile(isSingleMatch ? [selector] : parts, '', false);
|
||||
matchContexts[selector] = from;
|
||||
}
|
||||
|
||||
return matchResolvers[selector](element, Snapshot, doc, root, from, callback);
|
||||
},
|
||||
|
||||
first =
|
||||
function(selector, from) {
|
||||
return select(selector, from, function() { return false; })[0] || null;
|
||||
},
|
||||
|
||||
select =
|
||||
function(selector, from, callback) {
|
||||
|
||||
var i, changed, element, elements, parts, token, original = selector;
|
||||
|
||||
if (arguments.length === 0) {
|
||||
emit('Not enough arguments');
|
||||
return [ ];
|
||||
} else if (typeof selector != 'string') {
|
||||
return [ ];
|
||||
} else if (from && !(/1|9|11/).test(from.nodeType)) {
|
||||
emit('Invalid or illegal context element');
|
||||
return [ ];
|
||||
} else if (lastContext !== from) {
|
||||
switchContext(from || (from = doc));
|
||||
}
|
||||
|
||||
if (Config.CACHING && (elements = Dom.loadResults(original, from, doc, root))) {
|
||||
return callback ? concatCall([ ], elements, callback) : elements;
|
||||
}
|
||||
|
||||
selector = selector.
|
||||
replace(reTrimSpaces, '').
|
||||
replace(/\x00|\\$/g, '\ufffd');
|
||||
|
||||
Config.SHORTCUTS && (selector = Dom.shortcuts(selector, from));
|
||||
|
||||
if ((changed = lastSelector != selector)) {
|
||||
if ((parts = selector.match(reValidator)) && parts[0] == selector) {
|
||||
isSingleSelect = (parts = selector.match(reSplitGroup)).length < 2;
|
||||
lastSelector = selector;
|
||||
lastPartsSelect = parts;
|
||||
} else {
|
||||
emit('The string "' + selector + '", is not a valid CSS selector');
|
||||
return [ ];
|
||||
}
|
||||
} else parts = lastPartsSelect;
|
||||
|
||||
if (from.nodeType == 11) {
|
||||
|
||||
elements = byTagRaw('*', from);
|
||||
|
||||
} else if (isSingleSelect) {
|
||||
|
||||
if (changed) {
|
||||
parts = selector.match(reSplitToken);
|
||||
token = parts[parts.length - 1];
|
||||
lastSlice = token.split(':not');
|
||||
lastSlice = lastSlice[lastSlice.length - 1];
|
||||
lastPosition = selector.length - token.length;
|
||||
}
|
||||
|
||||
if (Config.UNIQUE_ID && lastSlice && (parts = lastSlice.match(Optimize.ID)) && (token = parts[1])) {
|
||||
if ((element = _byId(token, from))) {
|
||||
if (match(element, selector)) {
|
||||
callback && callback(element);
|
||||
elements = [element];
|
||||
} else elements = [ ];
|
||||
}
|
||||
}
|
||||
|
||||
else if (Config.UNIQUE_ID && (parts = selector.match(Optimize.ID)) && (token = parts[1])) {
|
||||
if ((element = _byId(token, doc))) {
|
||||
if ('#' + token == selector) {
|
||||
callback && callback(element);
|
||||
elements = [element];
|
||||
} else if (/[>+~]/.test(selector)) {
|
||||
from = element.parentNode;
|
||||
} else {
|
||||
from = element;
|
||||
}
|
||||
} else elements = [ ];
|
||||
}
|
||||
|
||||
if (elements) {
|
||||
Config.CACHING && Dom.saveResults(original, from, doc, elements);
|
||||
return elements;
|
||||
}
|
||||
|
||||
if (!XML_DOCUMENT && GEBTN && lastSlice && (parts = lastSlice.match(Optimize.TAG)) && (token = parts[1])) {
|
||||
if ((elements = from.getElementsByTagName(token)).length === 0) { return [ ]; }
|
||||
selector = selector.slice(0, lastPosition) + selector.slice(lastPosition).replace(token, '*');
|
||||
}
|
||||
|
||||
else if (!XML_DOCUMENT && GEBCN && lastSlice && (parts = lastSlice.match(Optimize.CLASS)) && (token = parts[1])) {
|
||||
if ((elements = from.getElementsByClassName(unescapeIdentifier(token))).length === 0) { return [ ]; }
|
||||
selector = selector.slice(0, lastPosition) + selector.slice(lastPosition).replace('.' + token,
|
||||
reOptimizeSelector.test(selector.charAt(selector.indexOf(token) - 1)) ? '' : '*');
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
if (!elements) {
|
||||
if (IE_LT_9) {
|
||||
elements = /^(?:applet|object)$/i.test(from.nodeName) ? from.children : byTagRaw('*', from);
|
||||
} else {
|
||||
elements = from.getElementsByTagName('*');
|
||||
}
|
||||
}
|
||||
|
||||
if (!selectResolvers[selector] || selectContexts[selector] !== from) {
|
||||
selectResolvers[selector] = compile(isSingleSelect ? [selector] : parts, REJECT_NODE, true);
|
||||
selectContexts[selector] = from;
|
||||
}
|
||||
|
||||
elements = selectResolvers[selector](elements, Snapshot, doc, root, from, callback);
|
||||
|
||||
Config.CACHING && Dom.saveResults(original, from, doc, elements);
|
||||
|
||||
return elements;
|
||||
},
|
||||
|
||||
FN = function(x) { return x; },
|
||||
|
||||
matchContexts = { },
|
||||
matchResolvers = { },
|
||||
|
||||
selectContexts = { },
|
||||
selectResolvers = { },
|
||||
|
||||
Snapshot = {
|
||||
byId: _byId,
|
||||
match: match,
|
||||
select: select,
|
||||
getAttribute: getAttribute,
|
||||
hasAttribute: hasAttribute
|
||||
},
|
||||
|
||||
Dom = {
|
||||
|
||||
ACCEPT_NODE: ACCEPT_NODE,
|
||||
|
||||
byId: byId,
|
||||
match: match,
|
||||
first: first,
|
||||
select: select,
|
||||
compile: compile,
|
||||
configure: configure,
|
||||
|
||||
setCache: FN,
|
||||
shortcuts: FN,
|
||||
loadResults: FN,
|
||||
saveResults: FN,
|
||||
|
||||
emit: emit,
|
||||
Config: Config,
|
||||
Snapshot: Snapshot,
|
||||
|
||||
Operators: Operators,
|
||||
Selectors: Selectors,
|
||||
|
||||
Tokens: Tokens,
|
||||
Version: version,
|
||||
|
||||
registerOperator:
|
||||
function(symbol, resolver) {
|
||||
Operators[symbol] || (Operators[symbol] = resolver);
|
||||
},
|
||||
|
||||
registerSelector:
|
||||
function(name, rexp, func) {
|
||||
Selectors[name] || (Selectors[name] = {
|
||||
Expression: rexp,
|
||||
Callback: func
|
||||
});
|
||||
}
|
||||
|
||||
};
|
||||
|
||||
initialize(doc);
|
||||
|
||||
return Dom;
|
||||
});
|
||||
Reference in New Issue
Block a user