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sass-site/source/documentation/Sass/Selector/Pseudo.html
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>
Class: Sass::Selector::Pseudo
&mdash; Documentation by YARD 0.9.12
</title>
<link rel="stylesheet" href="../../css/style.css" type="text/css" charset="utf-8" />
<link rel="stylesheet" href="../../../assets/css/docs.css" type="text/css" charset="utf-8" />
<script type="text/javascript" charset="utf-8">
hasFrames = window.top.frames.main ? true : false;
relpath = '../../';
framesUrl = "../../frames.html#!Sass/Selector/Pseudo.html";
</script>
<script type="text/javascript" charset="utf-8" src="../../js/jquery.js"></script>
<script type="text/javascript" charset="utf-8" src="../../js/app.js"></script>
</head>
<body>
<div id="header">
<div id="menu">
<a href="../../_index.html">Index (P)</a> &raquo;
<span class='title'><span class='object_link'><a href="../../Sass.html" title="Sass (module)">Sass</a></span></span> &raquo; <span class='title'><span class='object_link'><a href="../Selector.html" title="Sass::Selector (module)">Selector</a></span></span>
&raquo;
<span class="title">Pseudo</span>
<div class="noframes"><span class="title">(</span><a href="." target="_top">no frames</a><span class="title">)</span></div>
</div>
<div id="search">
<a class="full_list_link" id="class_list_link"
href="../../class_list.html">
Class List
</a>
<a class="full_list_link" id="method_list_link"
href="../../method_list.html">
Method List
</a>
<a class="full_list_link" id="file_list_link"
href="../../file_list.html">
File List
</a>
</div>
<div class="clear"></div>
</div>
<iframe id="search_frame"></iframe>
<div id="content"><h1>Class: Sass::Selector::Pseudo
</h1>
<dl class="box">
<dt class="r1">Inherits:</dt>
<dd class="r1">
<span class="inheritName"><span class='object_link'><a href="Simple.html" title="Sass::Selector::Simple (class)">Simple</a></span></span>
<ul class="fullTree">
<li>Object</li>
<li class="next"><span class='object_link'><a href="Simple.html" title="Sass::Selector::Simple (class)">Simple</a></span></li>
<li class="next">Sass::Selector::Pseudo</li>
</ul>
<a href="#" class="inheritanceTree">show all</a>
</dd>
<dt class="r2 last">Defined in:</dt>
<dd class="r2 last">.ruby-sass/lib/sass/selector/pseudo.rb</dd>
</dl>
<div class="clear"></div>
<h2>Overview</h2><div class="docstring">
<div class="discussion">
<p>A pseudoclass (e.g. `:visited`) or pseudoelement (e.g. `::first-line`)
selector. It can have arguments (e.g. `:nth-child(2n+1)`) which can contain
selectors (e.g. `:nth-child(2n+1 of .foo)`).</p>
</div>
</div>
<div class="tags">
</div>
<h2>Constant Summary</h2>
<dl class="constants">
<dt id="ACTUALLY_ELEMENTS-constant" class="">ACTUALLY_ELEMENTS =
<div class="docstring">
<div class="discussion">
<p>Some pseudo-class-syntax selectors are actually considered pseudo-elements
and must be treated differently. This is a list of such selectors.</p>
</div>
</div>
<div class="tags">
<p class="tag_title">Returns:</p>
<ul class="return">
<li>
<span class='type'>(<tt>Set&lt;String&gt;</tt>)</span>
</li>
</ul>
</div>
</dt>
<dd><pre class="code"><span class='qwords_beg'>%w(</span><span class='tstring_content'>after</span><span class='words_sep'> </span><span class='tstring_content'>before</span><span class='words_sep'> </span><span class='tstring_content'>first-line</span><span class='words_sep'> </span><span class='tstring_content'>first-letter</span><span class='tstring_end'>)</span></span><span class='period'>.</span><span class='id identifier rubyid_to_set'>to_set</span></pre></dd>
</dl>
<h2>Instance Attribute Summary <small>(<a href="#" class="summary_toggle">collapse</a>)</small></h2>
<ul class="summary">
<li class="public ">
<span class="summary_signature">
<a href="#arg-instance_method" title="#arg (instance method)">#<strong>arg</strong> &#x21d2; String<sup>?</sup> </a>
</span>
<span class="note title readonly">readonly</span>
<span class="summary_desc"><div class='inline'>
<p>The argument to the selector, or `nil` if no argument was given.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#name-instance_method" title="#name (instance method)">#<strong>name</strong> &#x21d2; String </a>
</span>
<span class="note title readonly">readonly</span>
<span class="summary_desc"><div class='inline'>
<p>The name of the selector.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#selector-instance_method" title="#selector (instance method)">#<strong>selector</strong> &#x21d2; CommaSequence </a>
</span>
<span class="note title readonly">readonly</span>
<span class="summary_desc"><div class='inline'>
<p>The selector argument, or `nil` if no selector exists.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#syntactic_type-instance_method" title="#syntactic_type (instance method)">#<strong>syntactic_type</strong> &#x21d2; Symbol </a>
</span>
<span class="note title readonly">readonly</span>
<span class="summary_desc"><div class='inline'>
<p>Like <span class='object_link'><a href="#type-instance_method" title="Sass::Selector::Pseudo#type (method)">#type</a></span>, but returns the type of selector this looks like, rather than
the type it is semantically.</p>
</div></span>
</li>
</ul>
<h3 class="inherited">Attributes inherited from <span class='object_link'><a href="Simple.html" title="Sass::Selector::Simple (class)">Simple</a></span></h3>
<p class="inherited"><span class='object_link'><a href="Simple.html#filename-instance_method" title="Sass::Selector::Simple#filename (method)">#filename</a></span>, <span class='object_link'><a href="Simple.html#line-instance_method" title="Sass::Selector::Simple#line (method)">#line</a></span></p>
<h2>
Instance Method Summary
<small>(<a href="#" class="summary_toggle">collapse</a>)</small>
</h2>
<ul class="summary">
<li class="public ">
<span class="summary_signature">
<a href="#initialize-instance_method" title="#initialize (instance method)">#<strong>initialize</strong>(syntactic_type, name, arg, selector) &#x21d2; Pseudo </a>
</span>
<span class="note title constructor">constructor</span>
<span class="summary_desc"><div class='inline'>
<p>A new instance of Pseudo.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#invisible%3F-instance_method" title="#invisible? (instance method)">#<strong>invisible?</strong> &#x21d2; Boolean </a>
</span>
<span class="summary_desc"><div class='inline'>
<p>Whether or not this selector should be hidden due to containing a
placeholder.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#normalized_name-instance_method" title="#normalized_name (instance method)">#<strong>normalized_name</strong> &#x21d2; String </a>
</span>
<span class="summary_desc"><div class='inline'>
<p>Like <span class='object_link'><a href="#name-instance_method" title="Sass::Selector::Pseudo#name (method)">#name</a></span>, but without any vendor prefix.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#specificity-instance_method" title="#specificity (instance method)">#<strong>specificity</strong> &#x21d2; Object </a>
</span>
<span class="summary_desc"><div class='inline'></div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#superselector%3F-instance_method" title="#superselector? (instance method)">#<strong>superselector?</strong>(their_sseq, parents = []) &#x21d2; Boolean </a>
</span>
<span class="summary_desc"><div class='inline'>
<p>Returns whether or not this selector matches all elements that the given
selector matches (as well as possibly more).</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#to_s-instance_method" title="#to_s (instance method)">#<strong>to_s</strong>(opts = {}) &#x21d2; Object </a>
</span>
<span class="summary_desc"><div class='inline'></div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#type-instance_method" title="#type (instance method)">#<strong>type</strong> &#x21d2; Symbol </a>
</span>
<span class="summary_desc"><div class='inline'>
<p>The type of the selector.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#unify-instance_method" title="#unify (instance method)">#<strong>unify</strong>(sels) &#x21d2; Object </a>
</span>
<span class="summary_desc"><div class='inline'>
<p>Returns `nil` if this is a pseudoelement selector and `sels` contains a
pseudoelement selector different than this one.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#unique%3F-instance_method" title="#unique? (instance method)">#<strong>unique?</strong> &#x21d2; Boolean </a>
</span>
<span class="summary_desc"><div class='inline'></div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#with_selector-instance_method" title="#with_selector (instance method)">#<strong>with_selector</strong>(new_selector) &#x21d2; Array&lt;Simple&gt; </a>
</span>
<span class="summary_desc"><div class='inline'>
<p>Returns a copy of this with <span class='object_link'><a href="#selector-instance_method" title="Sass::Selector::Pseudo#selector (method)">#selector</a></span> set to #new_selector.</p>
</div></span>
</li>
</ul>
<h3 class="inherited">Methods inherited from <span class='object_link'><a href="Simple.html" title="Sass::Selector::Simple (class)">Simple</a></span></h3>
<p class="inherited"><span class='object_link'><a href="Simple.html#eql%3F-instance_method" title="Sass::Selector::Simple#eql? (method)">#eql?</a></span>, <span class='object_link'><a href="Simple.html#hash-instance_method" title="Sass::Selector::Simple#hash (method)">#hash</a></span>, <span class='object_link'><a href="Simple.html#inspect-instance_method" title="Sass::Selector::Simple#inspect (method)">#inspect</a></span></p>
<div id="constructor_details" class="method_details_list">
<h2>Constructor Details</h2>
<div class="method_details first">
<h3 class="signature first" id="initialize-instance_method">
#<strong>initialize</strong>(syntactic_type, name, arg, selector) &#x21d2; <tt><span class='object_link'><a href="" title="Sass::Selector::Pseudo (class)">Pseudo</a></span></tt>
</h3><div class="docstring">
<div class="discussion">
<p>Returns a new instance of Pseudo</p>
</div>
</div>
<div class="tags">
<p class="tag_title">Parameters:</p>
<ul class="param">
<li>
<span class='name'>syntactic_type</span>
<span class='type'>(<tt>Symbol</tt>)</span>
&mdash;
<div class='inline'>
<p>See <span class='object_link'><a href="#syntactic_type-instance_method" title="Sass::Selector::Pseudo#syntactic_type (method)">#syntactic_type</a></span></p>
</div>
</li>
<li>
<span class='name'>name</span>
<span class='type'>(<tt>String</tt>)</span>
&mdash;
<div class='inline'>
<p>See <span class='object_link'><a href="#name-instance_method" title="Sass::Selector::Pseudo#name (method)">#name</a></span></p>
</div>
</li>
<li>
<span class='name'>arg</span>
<span class='type'>(<tt>nil</tt>, <tt>String</tt>)</span>
&mdash;
<div class='inline'>
<p>See <span class='object_link'><a href="#arg-instance_method" title="Sass::Selector::Pseudo#arg (method)">#arg</a></span></p>
</div>
</li>
<li>
<span class='name'>selector</span>
<span class='type'>(<tt>nil</tt>, <tt><span class='object_link'><a href="CommaSequence.html" title="Sass::Selector::CommaSequence (class)">CommaSequence</a></span></tt>)</span>
&mdash;
<div class='inline'>
<p>See <span class='object_link'><a href="#selector-instance_method" title="Sass::Selector::Pseudo#selector (method)">#selector</a></span></p>
</div>
</li>
</ul>
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
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</td>
<td>
<pre class="code"><span class="info file"># File '.ruby-sass/lib/sass/selector/pseudo.rb', line 45</span>
<span class='kw'>def</span> <span class='id identifier rubyid_initialize'>initialize</span><span class='lparen'>(</span><span class='id identifier rubyid_syntactic_type'>syntactic_type</span><span class='comma'>,</span> <span class='id identifier rubyid_name'>name</span><span class='comma'>,</span> <span class='id identifier rubyid_arg'>arg</span><span class='comma'>,</span> <span class='id identifier rubyid_selector'>selector</span><span class='rparen'>)</span>
<span class='ivar'>@syntactic_type</span> <span class='op'>=</span> <span class='id identifier rubyid_syntactic_type'>syntactic_type</span>
<span class='ivar'>@name</span> <span class='op'>=</span> <span class='id identifier rubyid_name'>name</span>
<span class='ivar'>@arg</span> <span class='op'>=</span> <span class='id identifier rubyid_arg'>arg</span>
<span class='ivar'>@selector</span> <span class='op'>=</span> <span class='id identifier rubyid_selector'>selector</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
</div>
<div id="constructor_details" class="method_details_list">
<h2>Constructor Details</h2>
<div class="method_details first">
<h3 class="signature first" id="initialize-instance_method">
#<strong>initialize</strong>(syntactic_type, name, arg, selector) &#x21d2; <tt><span class='object_link'><a href="" title="Sass::Selector::Pseudo (class)">Pseudo</a></span></tt>
</h3><div class="docstring">
<div class="discussion">
<p>Returns a new instance of Pseudo</p>
</div>
</div>
<div class="tags">
<p class="tag_title">Parameters:</p>
<ul class="param">
<li>
<span class='name'>syntactic_type</span>
<span class='type'>(<tt>Symbol</tt>)</span>
&mdash;
<div class='inline'>
<p>See <span class='object_link'><a href="#syntactic_type-instance_method" title="Sass::Selector::Pseudo#syntactic_type (method)">#syntactic_type</a></span></p>
</div>
</li>
<li>
<span class='name'>name</span>
<span class='type'>(<tt>String</tt>)</span>
&mdash;
<div class='inline'>
<p>See <span class='object_link'><a href="#name-instance_method" title="Sass::Selector::Pseudo#name (method)">#name</a></span></p>
</div>
</li>
<li>
<span class='name'>arg</span>
<span class='type'>(<tt>nil</tt>, <tt>String</tt>)</span>
&mdash;
<div class='inline'>
<p>See <span class='object_link'><a href="#arg-instance_method" title="Sass::Selector::Pseudo#arg (method)">#arg</a></span></p>
</div>
</li>
<li>
<span class='name'>selector</span>
<span class='type'>(<tt>nil</tt>, <tt><span class='object_link'><a href="CommaSequence.html" title="Sass::Selector::CommaSequence (class)">CommaSequence</a></span></tt>)</span>
&mdash;
<div class='inline'>
<p>See <span class='object_link'><a href="#selector-instance_method" title="Sass::Selector::Pseudo#selector (method)">#selector</a></span></p>
</div>
</li>
</ul>
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
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</td>
<td>
<pre class="code"><span class="info file"># File '.ruby-sass/lib/sass/selector/pseudo.rb', line 45</span>
<span class='kw'>def</span> <span class='id identifier rubyid_initialize'>initialize</span><span class='lparen'>(</span><span class='id identifier rubyid_syntactic_type'>syntactic_type</span><span class='comma'>,</span> <span class='id identifier rubyid_name'>name</span><span class='comma'>,</span> <span class='id identifier rubyid_arg'>arg</span><span class='comma'>,</span> <span class='id identifier rubyid_selector'>selector</span><span class='rparen'>)</span>
<span class='ivar'>@syntactic_type</span> <span class='op'>=</span> <span class='id identifier rubyid_syntactic_type'>syntactic_type</span>
<span class='ivar'>@name</span> <span class='op'>=</span> <span class='id identifier rubyid_name'>name</span>
<span class='ivar'>@arg</span> <span class='op'>=</span> <span class='id identifier rubyid_arg'>arg</span>
<span class='ivar'>@selector</span> <span class='op'>=</span> <span class='id identifier rubyid_selector'>selector</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
</div>
<div id="instance_attr_details" class="attr_details">
<h2>Instance Attribute Details</h2>
<span id=""></span>
<div class="method_details first">
<h3 class="signature first" id="arg-instance_method">
#<strong>arg</strong> &#x21d2; <tt>String</tt><sup>?</sup> <span class="extras">(readonly)</span>
</h3><div class="docstring">
<div class="discussion">
<p>The argument to the selector, or `nil` if no argument was given.</p>
</div>
</div>
<div class="tags">
<p class="tag_title">Returns:</p>
<ul class="return">
<li>
<span class='type'>(<tt>String</tt>, <tt>nil</tt>)</span>
</li>
</ul>
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
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</td>
<td>
<pre class="code"><span class="info file"># File '.ruby-sass/lib/sass/selector/pseudo.rb', line 31</span>
<span class='kw'>def</span> <span class='id identifier rubyid_arg'>arg</span>
<span class='ivar'>@arg</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<span id=""></span>
<div class="method_details ">
<h3 class="signature " id="name-instance_method">
#<strong>name</strong> &#x21d2; <tt>String</tt> <span class="extras">(readonly)</span>
</h3><div class="docstring">
<div class="discussion">
<p>The name of the selector.</p>
</div>
</div>
<div class="tags">
<p class="tag_title">Returns:</p>
<ul class="return">
<li>
<span class='type'>(<tt>String</tt>)</span>
</li>
</ul>
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
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</td>
<td>
<pre class="code"><span class="info file"># File '.ruby-sass/lib/sass/selector/pseudo.rb', line 25</span>
<span class='kw'>def</span> <span class='id identifier rubyid_name'>name</span>
<span class='ivar'>@name</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<span id=""></span>
<div class="method_details ">
<h3 class="signature " id="selector-instance_method">
#<strong>selector</strong> &#x21d2; <tt><span class='object_link'><a href="CommaSequence.html" title="Sass::Selector::CommaSequence (class)">CommaSequence</a></span></tt> <span class="extras">(readonly)</span>
</h3><div class="docstring">
<div class="discussion">
<p>The selector argument, or `nil` if no selector exists.</p>
<p>If this and <span class='object_link'><a href="#arg-instance_method" title="Sass::Selector::Pseudo#arg (method)">#arg</a></span> are both set, <span class='object_link'><a href="#arg-instance_method" title="Sass::Selector::Pseudo#arg (method)">#arg</a></span> is considered a non-selector
prefix.</p>
</div>
</div>
<div class="tags">
<p class="tag_title">Returns:</p>
<ul class="return">
<li>
<span class='type'>(<tt><span class='object_link'><a href="CommaSequence.html" title="Sass::Selector::CommaSequence (class)">CommaSequence</a></span></tt>)</span>
</li>
</ul>
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
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</td>
<td>
<pre class="code"><span class="info file"># File '.ruby-sass/lib/sass/selector/pseudo.rb', line 39</span>
<span class='kw'>def</span> <span class='id identifier rubyid_selector'>selector</span>
<span class='ivar'>@selector</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<span id=""></span>
<div class="method_details ">
<h3 class="signature " id="syntactic_type-instance_method">
#<strong>syntactic_type</strong> &#x21d2; <tt>Symbol</tt> <span class="extras">(readonly)</span>
</h3><div class="docstring">
<div class="discussion">
<p>Like <span class='object_link'><a href="#type-instance_method" title="Sass::Selector::Pseudo#type (method)">#type</a></span>, but returns the type of selector this looks like, rather than
the type it is semantically. This only differs from type for selectors in
<span class='object_link'><a href="#ACTUALLY_ELEMENTS-constant" title="Sass::Selector::Pseudo::ACTUALLY_ELEMENTS (constant)">ACTUALLY_ELEMENTS</a></span>.</p>
</div>
</div>
<div class="tags">
<p class="tag_title">Returns:</p>
<ul class="return">
<li>
<span class='type'>(<tt>Symbol</tt>)</span>
</li>
</ul>
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
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</td>
<td>
<pre class="code"><span class="info file"># File '.ruby-sass/lib/sass/selector/pseudo.rb', line 20</span>
<span class='kw'>def</span> <span class='id identifier rubyid_syntactic_type'>syntactic_type</span>
<span class='ivar'>@syntactic_type</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
</div>
<div id="instance_method_details" class="method_details_list">
<h2>Instance Method Details</h2>
<div class="method_details first">
<h3 class="signature first" id="invisible?-instance_method">
#<strong>invisible?</strong> &#x21d2; <tt>Boolean</tt>
</h3><div class="docstring">
<div class="discussion">
<p>Whether or not this selector should be hidden due to containing a
placeholder.</p>
</div>
</div>
<div class="tags">
<p class="tag_title">Returns:</p>
<ul class="return">
<li>
<span class='type'>(<tt>Boolean</tt>)</span>
</li>
</ul>
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
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</td>
<td>
<pre class="code"><span class="info file"># File '.ruby-sass/lib/sass/selector/pseudo.rb', line 58</span>
<span class='kw'>def</span> <span class='id identifier rubyid_invisible?'>invisible?</span>
<span class='comment'># :not() is a special case—if you eliminate all the placeholders from
</span> <span class='comment'># it, it should match anything.
</span> <span class='id identifier rubyid_name'>name</span> <span class='op'>!=</span> <span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_content'>not</span><span class='tstring_end'>&#39;</span></span> <span class='op'>&amp;&amp;</span> <span class='ivar'>@selector</span> <span class='op'>&amp;&amp;</span> <span class='ivar'>@selector</span><span class='period'>.</span><span class='id identifier rubyid_members'>members</span><span class='period'>.</span><span class='id identifier rubyid_all?'>all?</span> <span class='lbrace'>{</span><span class='op'>|</span><span class='id identifier rubyid_s'>s</span><span class='op'>|</span> <span class='id identifier rubyid_s'>s</span><span class='period'>.</span><span class='id identifier rubyid_invisible?'>invisible?</span><span class='rbrace'>}</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="normalized_name-instance_method">
#<strong>normalized_name</strong> &#x21d2; <tt>String</tt>
</h3><div class="docstring">
<div class="discussion">
<p>Like <span class='object_link'><a href="#name-instance_method" title="Sass::Selector::Pseudo#name (method)">#name</a></span>, but without any vendor prefix.</p>
</div>
</div>
<div class="tags">
<p class="tag_title">Returns:</p>
<ul class="return">
<li>
<span class='type'>(<tt>String</tt>)</span>
</li>
</ul>
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
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<td>
<pre class="code"><span class="info file"># File '.ruby-sass/lib/sass/selector/pseudo.rb', line 124</span>
<span class='kw'>def</span> <span class='id identifier rubyid_normalized_name'>normalized_name</span>
<span class='ivar'>@normalized_name</span> <span class='op'>||=</span> <span class='id identifier rubyid_name'>name</span><span class='period'>.</span><span class='id identifier rubyid_gsub'>gsub</span><span class='lparen'>(</span><span class='tstring'><span class='regexp_beg'>/</span><span class='tstring_content'>^-[a-zA-Z0-9]+-</span><span class='regexp_end'>/</span></span><span class='comma'>,</span> <span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_end'>&#39;</span></span><span class='rparen'>)</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="specificity-instance_method">
#<strong>specificity</strong> &#x21d2; <tt>Object</tt>
</h3><div class="docstring">
<div class="discussion">
</div>
</div>
<div class="tags">
<p class="tag_title">See Also:</p>
<ul class="see">
<li><span class='object_link'><a href="AbstractSequence.html#specificity-instance_method" title="Sass::Selector::AbstractSequence#specificity (method)">AbstractSequence#specificity</a></span></li>
</ul>
</div><table class="source_code">
<tr>
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<td>
<pre class="code"><span class="info file"># File '.ruby-sass/lib/sass/selector/pseudo.rb', line 247</span>
<span class='kw'>def</span> <span class='id identifier rubyid_specificity'>specificity</span>
<span class='kw'>return</span> <span class='int'>1</span> <span class='kw'>if</span> <span class='id identifier rubyid_type'>type</span> <span class='op'>==</span> <span class='symbol'>:element</span>
<span class='kw'>return</span> <span class='const'><span class='object_link'><a href="../Selector.html#SPECIFICITY_BASE-constant" title="Sass::Selector::SPECIFICITY_BASE (constant)">SPECIFICITY_BASE</a></span></span> <span class='kw'>unless</span> <span class='id identifier rubyid_selector'>selector</span>
<span class='ivar'>@specificity</span> <span class='op'>||=</span>
<span class='kw'>if</span> <span class='id identifier rubyid_normalized_name'>normalized_name</span> <span class='op'>==</span> <span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_content'>not</span><span class='tstring_end'>&#39;</span></span>
<span class='id identifier rubyid_min'>min</span> <span class='op'>=</span> <span class='int'>0</span>
<span class='id identifier rubyid_max'>max</span> <span class='op'>=</span> <span class='int'>0</span>
<span class='id identifier rubyid_selector'>selector</span><span class='period'>.</span><span class='id identifier rubyid_members'>members</span><span class='period'>.</span><span class='id identifier rubyid_each'>each</span> <span class='kw'>do</span> <span class='op'>|</span><span class='id identifier rubyid_seq'>seq</span><span class='op'>|</span>
<span class='id identifier rubyid_spec'>spec</span> <span class='op'>=</span> <span class='id identifier rubyid_seq'>seq</span><span class='period'>.</span><span class='id identifier rubyid_specificity'>specificity</span>
<span class='kw'>if</span> <span class='id identifier rubyid_spec'>spec</span><span class='period'>.</span><span class='id identifier rubyid_is_a?'>is_a?</span><span class='lparen'>(</span><span class='const'>Range</span><span class='rparen'>)</span>
<span class='id identifier rubyid_min'>min</span> <span class='op'>=</span> <span class='const'><span class='object_link'><a href="../../Sass.html" title="Sass (module)">Sass</a></span></span><span class='op'>::</span><span class='const'><span class='object_link'><a href="../Util.html" title="Sass::Util (module)">Util</a></span></span><span class='period'>.</span><span class='id identifier rubyid_max'><span class='object_link'><a href="../Util.html#max-instance_method" title="Sass::Util#max (method)">max</a></span></span><span class='lparen'>(</span><span class='id identifier rubyid_spec'>spec</span><span class='period'>.</span><span class='id identifier rubyid_begin'>begin</span><span class='comma'>,</span> <span class='id identifier rubyid_min'>min</span><span class='rparen'>)</span>
<span class='id identifier rubyid_max'>max</span> <span class='op'>=</span> <span class='const'><span class='object_link'><a href="../../Sass.html" title="Sass (module)">Sass</a></span></span><span class='op'>::</span><span class='const'><span class='object_link'><a href="../Util.html" title="Sass::Util (module)">Util</a></span></span><span class='period'>.</span><span class='id identifier rubyid_max'><span class='object_link'><a href="../Util.html#max-instance_method" title="Sass::Util#max (method)">max</a></span></span><span class='lparen'>(</span><span class='id identifier rubyid_spec'>spec</span><span class='period'>.</span><span class='id identifier rubyid_end'>end</span><span class='comma'>,</span> <span class='id identifier rubyid_max'>max</span><span class='rparen'>)</span>
<span class='kw'>else</span>
<span class='id identifier rubyid_min'>min</span> <span class='op'>=</span> <span class='const'><span class='object_link'><a href="../../Sass.html" title="Sass (module)">Sass</a></span></span><span class='op'>::</span><span class='const'><span class='object_link'><a href="../Util.html" title="Sass::Util (module)">Util</a></span></span><span class='period'>.</span><span class='id identifier rubyid_max'><span class='object_link'><a href="../Util.html#max-instance_method" title="Sass::Util#max (method)">max</a></span></span><span class='lparen'>(</span><span class='id identifier rubyid_spec'>spec</span><span class='comma'>,</span> <span class='id identifier rubyid_min'>min</span><span class='rparen'>)</span>
<span class='id identifier rubyid_max'>max</span> <span class='op'>=</span> <span class='const'><span class='object_link'><a href="../../Sass.html" title="Sass (module)">Sass</a></span></span><span class='op'>::</span><span class='const'><span class='object_link'><a href="../Util.html" title="Sass::Util (module)">Util</a></span></span><span class='period'>.</span><span class='id identifier rubyid_max'><span class='object_link'><a href="../Util.html#max-instance_method" title="Sass::Util#max (method)">max</a></span></span><span class='lparen'>(</span><span class='id identifier rubyid_spec'>spec</span><span class='comma'>,</span> <span class='id identifier rubyid_max'>max</span><span class='rparen'>)</span>
<span class='kw'>end</span>
<span class='kw'>end</span>
<span class='id identifier rubyid_min'>min</span> <span class='op'>==</span> <span class='id identifier rubyid_max'>max</span> <span class='op'>?</span> <span class='id identifier rubyid_max'>max</span> <span class='op'>:</span> <span class='lparen'>(</span><span class='id identifier rubyid_min'>min</span><span class='op'>..</span><span class='id identifier rubyid_max'>max</span><span class='rparen'>)</span>
<span class='kw'>else</span>
<span class='id identifier rubyid_min'>min</span> <span class='op'>=</span> <span class='int'>0</span>
<span class='id identifier rubyid_max'>max</span> <span class='op'>=</span> <span class='int'>0</span>
<span class='id identifier rubyid_selector'>selector</span><span class='period'>.</span><span class='id identifier rubyid_members'>members</span><span class='period'>.</span><span class='id identifier rubyid_each'>each</span> <span class='kw'>do</span> <span class='op'>|</span><span class='id identifier rubyid_seq'>seq</span><span class='op'>|</span>
<span class='id identifier rubyid_spec'>spec</span> <span class='op'>=</span> <span class='id identifier rubyid_seq'>seq</span><span class='period'>.</span><span class='id identifier rubyid_specificity'>specificity</span>
<span class='kw'>if</span> <span class='id identifier rubyid_spec'>spec</span><span class='period'>.</span><span class='id identifier rubyid_is_a?'>is_a?</span><span class='lparen'>(</span><span class='const'>Range</span><span class='rparen'>)</span>
<span class='id identifier rubyid_min'>min</span> <span class='op'>=</span> <span class='const'><span class='object_link'><a href="../../Sass.html" title="Sass (module)">Sass</a></span></span><span class='op'>::</span><span class='const'><span class='object_link'><a href="../Util.html" title="Sass::Util (module)">Util</a></span></span><span class='period'>.</span><span class='id identifier rubyid_min'><span class='object_link'><a href="../Util.html#min-instance_method" title="Sass::Util#min (method)">min</a></span></span><span class='lparen'>(</span><span class='id identifier rubyid_spec'>spec</span><span class='period'>.</span><span class='id identifier rubyid_begin'>begin</span><span class='comma'>,</span> <span class='id identifier rubyid_min'>min</span><span class='rparen'>)</span>
<span class='id identifier rubyid_max'>max</span> <span class='op'>=</span> <span class='const'><span class='object_link'><a href="../../Sass.html" title="Sass (module)">Sass</a></span></span><span class='op'>::</span><span class='const'><span class='object_link'><a href="../Util.html" title="Sass::Util (module)">Util</a></span></span><span class='period'>.</span><span class='id identifier rubyid_max'><span class='object_link'><a href="../Util.html#max-instance_method" title="Sass::Util#max (method)">max</a></span></span><span class='lparen'>(</span><span class='id identifier rubyid_spec'>spec</span><span class='period'>.</span><span class='id identifier rubyid_end'>end</span><span class='comma'>,</span> <span class='id identifier rubyid_max'>max</span><span class='rparen'>)</span>
<span class='kw'>else</span>
<span class='id identifier rubyid_min'>min</span> <span class='op'>=</span> <span class='const'><span class='object_link'><a href="../../Sass.html" title="Sass (module)">Sass</a></span></span><span class='op'>::</span><span class='const'><span class='object_link'><a href="../Util.html" title="Sass::Util (module)">Util</a></span></span><span class='period'>.</span><span class='id identifier rubyid_min'><span class='object_link'><a href="../Util.html#min-instance_method" title="Sass::Util#min (method)">min</a></span></span><span class='lparen'>(</span><span class='id identifier rubyid_spec'>spec</span><span class='comma'>,</span> <span class='id identifier rubyid_min'>min</span><span class='rparen'>)</span>
<span class='id identifier rubyid_max'>max</span> <span class='op'>=</span> <span class='const'><span class='object_link'><a href="../../Sass.html" title="Sass (module)">Sass</a></span></span><span class='op'>::</span><span class='const'><span class='object_link'><a href="../Util.html" title="Sass::Util (module)">Util</a></span></span><span class='period'>.</span><span class='id identifier rubyid_max'><span class='object_link'><a href="../Util.html#max-instance_method" title="Sass::Util#max (method)">max</a></span></span><span class='lparen'>(</span><span class='id identifier rubyid_spec'>spec</span><span class='comma'>,</span> <span class='id identifier rubyid_max'>max</span><span class='rparen'>)</span>
<span class='kw'>end</span>
<span class='kw'>end</span>
<span class='id identifier rubyid_min'>min</span> <span class='op'>==</span> <span class='id identifier rubyid_max'>max</span> <span class='op'>?</span> <span class='id identifier rubyid_max'>max</span> <span class='op'>:</span> <span class='lparen'>(</span><span class='id identifier rubyid_min'>min</span><span class='op'>..</span><span class='id identifier rubyid_max'>max</span><span class='rparen'>)</span>
<span class='kw'>end</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="superselector?-instance_method">
#<strong>superselector?</strong>(their_sseq, parents = []) &#x21d2; <tt>Boolean</tt>
</h3><div class="docstring">
<div class="discussion">
<p>Returns whether or not this selector matches all elements that the given
selector matches (as well as possibly more).</p>
</div>
</div>
<div class="tags">
<div class="examples">
<p class="tag_title">Examples:</p>
<pre class="example code"><code>(.foo).superselector?(.foo.bar) #=&gt; true
(.foo).superselector?(.bar) #=&gt; false</code></pre>
</div>
<p class="tag_title">Parameters:</p>
<ul class="param">
<li>
<span class='name'>their_sseq</span>
<span class='type'>(<tt><span class='object_link'><a href="SimpleSequence.html" title="Sass::Selector::SimpleSequence (class)">SimpleSequence</a></span></tt>)</span>
</li>
<li>
<span class='name'>parents</span>
<span class='type'>(<tt>Array&lt;<span class='object_link'><a href="SimpleSequence.html" title="Sass::Selector::SimpleSequence (class)">SimpleSequence</a></span>, String&gt;</tt>)</span>
<em class="default">(defaults to: <tt>[]</tt>)</em>
&mdash;
<div class='inline'>
<p>The parent selectors of `their_sseq`, if any.</p>
</div>
</li>
</ul>
<p class="tag_title">Returns:</p>
<ul class="return">
<li>
<span class='type'>(<tt>Boolean</tt>)</span>
</li>
</ul>
</div><table class="source_code">
<tr>
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</td>
<td>
<pre class="code"><span class="info file"># File '.ruby-sass/lib/sass/selector/pseudo.rb', line 166</span>
<span class='kw'>def</span> <span class='id identifier rubyid_superselector?'>superselector?</span><span class='lparen'>(</span><span class='id identifier rubyid_their_sseq'>their_sseq</span><span class='comma'>,</span> <span class='id identifier rubyid_parents'>parents</span> <span class='op'>=</span> <span class='lbracket'>[</span><span class='rbracket'>]</span><span class='rparen'>)</span>
<span class='kw'>case</span> <span class='id identifier rubyid_normalized_name'>normalized_name</span>
<span class='kw'>when</span> <span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_content'>matches</span><span class='tstring_end'>&#39;</span></span><span class='comma'>,</span> <span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_content'>any</span><span class='tstring_end'>&#39;</span></span>
<span class='comment'># :matches can be a superselector of another selector in one of two
</span> <span class='comment'># ways. Either its constituent selectors can be a superset of those of
</span> <span class='comment'># another :matches in the other selector, or any of its constituent
</span> <span class='comment'># selectors can individually be a superselector of the other selector.
</span> <span class='lparen'>(</span><span class='id identifier rubyid_their_sseq'>their_sseq</span><span class='period'>.</span><span class='id identifier rubyid_selector_pseudo_classes'>selector_pseudo_classes</span><span class='lbracket'>[</span><span class='id identifier rubyid_normalized_name'>normalized_name</span><span class='rbracket'>]</span> <span class='op'>||</span> <span class='lbracket'>[</span><span class='rbracket'>]</span><span class='rparen'>)</span><span class='period'>.</span><span class='id identifier rubyid_any?'>any?</span> <span class='kw'>do</span> <span class='op'>|</span><span class='id identifier rubyid_their_sel'>their_sel</span><span class='op'>|</span>
<span class='kw'>next</span> <span class='kw'>false</span> <span class='kw'>unless</span> <span class='id identifier rubyid_their_sel'>their_sel</span><span class='period'>.</span><span class='id identifier rubyid_is_a?'>is_a?</span><span class='lparen'>(</span><span class='const'><span class='object_link'><a href="" title="Sass::Selector::Pseudo (class)">Pseudo</a></span></span><span class='rparen'>)</span>
<span class='kw'>next</span> <span class='kw'>false</span> <span class='kw'>unless</span> <span class='id identifier rubyid_their_sel'>their_sel</span><span class='period'>.</span><span class='id identifier rubyid_name'>name</span> <span class='op'>==</span> <span class='id identifier rubyid_name'>name</span>
<span class='id identifier rubyid_selector'>selector</span><span class='period'>.</span><span class='id identifier rubyid_superselector?'>superselector?</span><span class='lparen'>(</span><span class='id identifier rubyid_their_sel'>their_sel</span><span class='period'>.</span><span class='id identifier rubyid_selector'>selector</span><span class='rparen'>)</span>
<span class='kw'>end</span> <span class='op'>||</span> <span class='id identifier rubyid_selector'>selector</span><span class='period'>.</span><span class='id identifier rubyid_members'>members</span><span class='period'>.</span><span class='id identifier rubyid_any?'>any?</span> <span class='kw'>do</span> <span class='op'>|</span><span class='id identifier rubyid_our_seq'>our_seq</span><span class='op'>|</span>
<span class='id identifier rubyid_their_seq'>their_seq</span> <span class='op'>=</span> <span class='const'><span class='object_link'><a href="Sequence.html" title="Sass::Selector::Sequence (class)">Sequence</a></span></span><span class='period'>.</span><span class='id identifier rubyid_new'><span class='object_link'><a href="Sequence.html#initialize-instance_method" title="Sass::Selector::Sequence#initialize (method)">new</a></span></span><span class='lparen'>(</span><span class='id identifier rubyid_parents'>parents</span> <span class='op'>+</span> <span class='lbracket'>[</span><span class='id identifier rubyid_their_sseq'>their_sseq</span><span class='rbracket'>]</span><span class='rparen'>)</span>
<span class='id identifier rubyid_our_seq'>our_seq</span><span class='period'>.</span><span class='id identifier rubyid_superselector?'>superselector?</span><span class='lparen'>(</span><span class='id identifier rubyid_their_seq'>their_seq</span><span class='rparen'>)</span>
<span class='kw'>end</span>
<span class='kw'>when</span> <span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_content'>has</span><span class='tstring_end'>&#39;</span></span><span class='comma'>,</span> <span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_content'>host</span><span class='tstring_end'>&#39;</span></span><span class='comma'>,</span> <span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_content'>host-context</span><span class='tstring_end'>&#39;</span></span><span class='comma'>,</span> <span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_content'>slotted</span><span class='tstring_end'>&#39;</span></span>
<span class='comment'># Like :matches, :has (et al) can be a superselector of another
</span> <span class='comment'># selector if its constituent selectors are a superset of those of
</span> <span class='comment'># another :has in the other selector. However, the :matches other case
</span> <span class='comment'># doesn&#39;t work, because :has refers to nested elements.
</span> <span class='lparen'>(</span><span class='id identifier rubyid_their_sseq'>their_sseq</span><span class='period'>.</span><span class='id identifier rubyid_selector_pseudo_classes'>selector_pseudo_classes</span><span class='lbracket'>[</span><span class='id identifier rubyid_normalized_name'>normalized_name</span><span class='rbracket'>]</span> <span class='op'>||</span> <span class='lbracket'>[</span><span class='rbracket'>]</span><span class='rparen'>)</span><span class='period'>.</span><span class='id identifier rubyid_any?'>any?</span> <span class='kw'>do</span> <span class='op'>|</span><span class='id identifier rubyid_their_sel'>their_sel</span><span class='op'>|</span>
<span class='kw'>next</span> <span class='kw'>false</span> <span class='kw'>unless</span> <span class='id identifier rubyid_their_sel'>their_sel</span><span class='period'>.</span><span class='id identifier rubyid_is_a?'>is_a?</span><span class='lparen'>(</span><span class='const'><span class='object_link'><a href="" title="Sass::Selector::Pseudo (class)">Pseudo</a></span></span><span class='rparen'>)</span>
<span class='kw'>next</span> <span class='kw'>false</span> <span class='kw'>unless</span> <span class='id identifier rubyid_their_sel'>their_sel</span><span class='period'>.</span><span class='id identifier rubyid_name'>name</span> <span class='op'>==</span> <span class='id identifier rubyid_name'>name</span>
<span class='id identifier rubyid_selector'>selector</span><span class='period'>.</span><span class='id identifier rubyid_superselector?'>superselector?</span><span class='lparen'>(</span><span class='id identifier rubyid_their_sel'>their_sel</span><span class='period'>.</span><span class='id identifier rubyid_selector'>selector</span><span class='rparen'>)</span>
<span class='kw'>end</span>
<span class='kw'>when</span> <span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_content'>not</span><span class='tstring_end'>&#39;</span></span>
<span class='id identifier rubyid_selector'>selector</span><span class='period'>.</span><span class='id identifier rubyid_members'>members</span><span class='period'>.</span><span class='id identifier rubyid_all?'>all?</span> <span class='kw'>do</span> <span class='op'>|</span><span class='id identifier rubyid_our_seq'>our_seq</span><span class='op'>|</span>
<span class='id identifier rubyid_their_sseq'>their_sseq</span><span class='period'>.</span><span class='id identifier rubyid_members'>members</span><span class='period'>.</span><span class='id identifier rubyid_any?'>any?</span> <span class='kw'>do</span> <span class='op'>|</span><span class='id identifier rubyid_their_sel'>their_sel</span><span class='op'>|</span>
<span class='kw'>if</span> <span class='id identifier rubyid_their_sel'>their_sel</span><span class='period'>.</span><span class='id identifier rubyid_is_a?'>is_a?</span><span class='lparen'>(</span><span class='const'><span class='object_link'><a href="Element.html" title="Sass::Selector::Element (class)">Element</a></span></span><span class='rparen'>)</span> <span class='op'>||</span> <span class='id identifier rubyid_their_sel'>their_sel</span><span class='period'>.</span><span class='id identifier rubyid_is_a?'>is_a?</span><span class='lparen'>(</span><span class='const'><span class='object_link'><a href="Id.html" title="Sass::Selector::Id (class)">Id</a></span></span><span class='rparen'>)</span>
<span class='comment'># `:not(a)` is a superselector of `h1` and `:not(#foo)` is a
</span> <span class='comment'># superselector of `#bar`.
</span> <span class='id identifier rubyid_our_sseq'>our_sseq</span> <span class='op'>=</span> <span class='id identifier rubyid_our_seq'>our_seq</span><span class='period'>.</span><span class='id identifier rubyid_members'>members</span><span class='period'>.</span><span class='id identifier rubyid_last'>last</span>
<span class='kw'>next</span> <span class='kw'>false</span> <span class='kw'>unless</span> <span class='id identifier rubyid_our_sseq'>our_sseq</span><span class='period'>.</span><span class='id identifier rubyid_is_a?'>is_a?</span><span class='lparen'>(</span><span class='const'><span class='object_link'><a href="SimpleSequence.html" title="Sass::Selector::SimpleSequence (class)">SimpleSequence</a></span></span><span class='rparen'>)</span>
<span class='id identifier rubyid_our_sseq'>our_sseq</span><span class='period'>.</span><span class='id identifier rubyid_members'>members</span><span class='period'>.</span><span class='id identifier rubyid_any?'>any?</span> <span class='kw'>do</span> <span class='op'>|</span><span class='id identifier rubyid_our_sel'>our_sel</span><span class='op'>|</span>
<span class='id identifier rubyid_our_sel'>our_sel</span><span class='period'>.</span><span class='id identifier rubyid_class'>class</span> <span class='op'>==</span> <span class='id identifier rubyid_their_sel'>their_sel</span><span class='period'>.</span><span class='id identifier rubyid_class'>class</span> <span class='op'>&amp;&amp;</span> <span class='id identifier rubyid_our_sel'>our_sel</span> <span class='op'>!=</span> <span class='id identifier rubyid_their_sel'>their_sel</span>
<span class='kw'>end</span>
<span class='kw'>else</span>
<span class='kw'>next</span> <span class='kw'>false</span> <span class='kw'>unless</span> <span class='id identifier rubyid_their_sel'>their_sel</span><span class='period'>.</span><span class='id identifier rubyid_is_a?'>is_a?</span><span class='lparen'>(</span><span class='const'><span class='object_link'><a href="" title="Sass::Selector::Pseudo (class)">Pseudo</a></span></span><span class='rparen'>)</span>
<span class='kw'>next</span> <span class='kw'>false</span> <span class='kw'>unless</span> <span class='id identifier rubyid_their_sel'>their_sel</span><span class='period'>.</span><span class='id identifier rubyid_name'>name</span> <span class='op'>==</span> <span class='id identifier rubyid_name'>name</span>
<span class='comment'># :not(X) is a superselector of :not(Y) exactly when Y is a
</span> <span class='comment'># superselector of X.
</span> <span class='id identifier rubyid_their_sel'>their_sel</span><span class='period'>.</span><span class='id identifier rubyid_selector'>selector</span><span class='period'>.</span><span class='id identifier rubyid_superselector?'>superselector?</span><span class='lparen'>(</span><span class='const'><span class='object_link'><a href="CommaSequence.html" title="Sass::Selector::CommaSequence (class)">CommaSequence</a></span></span><span class='period'>.</span><span class='id identifier rubyid_new'><span class='object_link'><a href="CommaSequence.html#initialize-instance_method" title="Sass::Selector::CommaSequence#initialize (method)">new</a></span></span><span class='lparen'>(</span><span class='lbracket'>[</span><span class='id identifier rubyid_our_seq'>our_seq</span><span class='rbracket'>]</span><span class='rparen'>)</span><span class='rparen'>)</span>
<span class='kw'>end</span>
<span class='kw'>end</span>
<span class='kw'>end</span>
<span class='kw'>when</span> <span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_content'>current</span><span class='tstring_end'>&#39;</span></span>
<span class='lparen'>(</span><span class='id identifier rubyid_their_sseq'>their_sseq</span><span class='period'>.</span><span class='id identifier rubyid_selector_pseudo_classes'>selector_pseudo_classes</span><span class='lbracket'>[</span><span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_content'>current</span><span class='tstring_end'>&#39;</span></span><span class='rbracket'>]</span> <span class='op'>||</span> <span class='lbracket'>[</span><span class='rbracket'>]</span><span class='rparen'>)</span><span class='period'>.</span><span class='id identifier rubyid_any?'>any?</span> <span class='kw'>do</span> <span class='op'>|</span><span class='id identifier rubyid_their_current'>their_current</span><span class='op'>|</span>
<span class='kw'>next</span> <span class='kw'>false</span> <span class='kw'>if</span> <span class='id identifier rubyid_their_current'>their_current</span><span class='period'>.</span><span class='id identifier rubyid_name'>name</span> <span class='op'>!=</span> <span class='id identifier rubyid_name'>name</span>
<span class='comment'># Explicitly don&#39;t check for nested superselector relationships
</span> <span class='comment'># here. :current(.foo) isn&#39;t always a superselector of
</span> <span class='comment'># :current(.foo.bar), since it matches the *innermost* ancestor of
</span> <span class='comment'># the current element that matches the selector. For example:
</span> <span class='comment'>#
</span> <span class='comment'># &lt;div class=&quot;foo bar&quot;&gt;
</span> <span class='comment'># &lt;p class=&quot;foo&quot;&gt;
</span> <span class='comment'># &lt;span&gt;current element&lt;/span&gt;
</span> <span class='comment'># &lt;/p&gt;
</span> <span class='comment'># &lt;/div&gt;
</span> <span class='comment'>#
</span> <span class='comment'># Here :current(.foo) would match the p element and *not* the div
</span> <span class='comment'># element, whereas :current(.foo.bar) would match the div and not
</span> <span class='comment'># the p.
</span> <span class='id identifier rubyid_selector'>selector</span> <span class='op'>==</span> <span class='id identifier rubyid_their_current'>their_current</span><span class='period'>.</span><span class='id identifier rubyid_selector'>selector</span>
<span class='kw'>end</span>
<span class='kw'>when</span> <span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_content'>nth-child</span><span class='tstring_end'>&#39;</span></span><span class='comma'>,</span> <span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_content'>nth-last-child</span><span class='tstring_end'>&#39;</span></span>
<span class='id identifier rubyid_their_sseq'>their_sseq</span><span class='period'>.</span><span class='id identifier rubyid_members'>members</span><span class='period'>.</span><span class='id identifier rubyid_any?'>any?</span> <span class='kw'>do</span> <span class='op'>|</span><span class='id identifier rubyid_their_sel'>their_sel</span><span class='op'>|</span>
<span class='comment'># This misses a few edge cases. For example, `:nth-child(n of X)`
</span> <span class='comment'># is a superselector of `X`, and `:nth-child(2n of X)` is a
</span> <span class='comment'># superselector of `:nth-child(4n of X)`. These seem rare enough
</span> <span class='comment'># not to be worth worrying about, though.
</span> <span class='kw'>next</span> <span class='kw'>false</span> <span class='kw'>unless</span> <span class='id identifier rubyid_their_sel'>their_sel</span><span class='period'>.</span><span class='id identifier rubyid_is_a?'>is_a?</span><span class='lparen'>(</span><span class='const'><span class='object_link'><a href="" title="Sass::Selector::Pseudo (class)">Pseudo</a></span></span><span class='rparen'>)</span>
<span class='kw'>next</span> <span class='kw'>false</span> <span class='kw'>unless</span> <span class='id identifier rubyid_their_sel'>their_sel</span><span class='period'>.</span><span class='id identifier rubyid_name'>name</span> <span class='op'>==</span> <span class='id identifier rubyid_name'>name</span>
<span class='kw'>next</span> <span class='kw'>false</span> <span class='kw'>unless</span> <span class='id identifier rubyid_their_sel'>their_sel</span><span class='period'>.</span><span class='id identifier rubyid_arg'>arg</span> <span class='op'>==</span> <span class='id identifier rubyid_arg'>arg</span>
<span class='id identifier rubyid_selector'>selector</span><span class='period'>.</span><span class='id identifier rubyid_superselector?'>superselector?</span><span class='lparen'>(</span><span class='id identifier rubyid_their_sel'>their_sel</span><span class='period'>.</span><span class='id identifier rubyid_selector'>selector</span><span class='rparen'>)</span>
<span class='kw'>end</span>
<span class='kw'>else</span>
<span class='id identifier rubyid_throw'>throw</span> <span class='tstring'><span class='tstring_beg'>&quot;</span><span class='tstring_content'>[BUG] Unknown selector pseudo class </span><span class='embexpr_beg'>#{</span><span class='id identifier rubyid_name'>name</span><span class='embexpr_end'>}</span><span class='tstring_end'>&quot;</span></span>
<span class='kw'>end</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="to_s-instance_method">
#<strong>to_s</strong>(opts = {}) &#x21d2; <tt>Object</tt>
</h3><div class="docstring">
<div class="discussion">
</div>
</div>
<div class="tags">
<p class="tag_title">See Also:</p>
<ul class="see">
<li>Selector#to_s</li>
</ul>
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
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</td>
<td>
<pre class="code"><span class="info file"># File '.ruby-sass/lib/sass/selector/pseudo.rb', line 129</span>
<span class='kw'>def</span> <span class='id identifier rubyid_to_s'>to_s</span><span class='lparen'>(</span><span class='id identifier rubyid_opts'>opts</span> <span class='op'>=</span> <span class='lbrace'>{</span><span class='rbrace'>}</span><span class='rparen'>)</span>
<span class='comment'># :not() is a special case, because :not(&lt;nothing&gt;) should match
</span> <span class='comment'># everything.
</span> <span class='kw'>return</span> <span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_end'>&#39;</span></span> <span class='kw'>if</span> <span class='id identifier rubyid_name'>name</span> <span class='op'>==</span> <span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_content'>not</span><span class='tstring_end'>&#39;</span></span> <span class='op'>&amp;&amp;</span> <span class='ivar'>@selector</span> <span class='op'>&amp;&amp;</span> <span class='ivar'>@selector</span><span class='period'>.</span><span class='id identifier rubyid_members'>members</span><span class='period'>.</span><span class='id identifier rubyid_all?'>all?</span> <span class='lbrace'>{</span><span class='op'>|</span><span class='id identifier rubyid_m'>m</span><span class='op'>|</span> <span class='id identifier rubyid_m'>m</span><span class='period'>.</span><span class='id identifier rubyid_invisible?'>invisible?</span><span class='rbrace'>}</span>
<span class='id identifier rubyid_res'>res</span> <span class='op'>=</span> <span class='lparen'>(</span><span class='id identifier rubyid_syntactic_type'>syntactic_type</span> <span class='op'>==</span> <span class='symbol'>:class</span> <span class='op'>?</span> <span class='tstring'><span class='tstring_beg'>&quot;</span><span class='tstring_content'>:</span><span class='tstring_end'>&quot;</span></span> <span class='op'>:</span> <span class='tstring'><span class='tstring_beg'>&quot;</span><span class='tstring_content'>::</span><span class='tstring_end'>&quot;</span></span><span class='rparen'>)</span> <span class='op'>+</span> <span class='ivar'>@name</span>
<span class='kw'>if</span> <span class='ivar'>@arg</span> <span class='op'>||</span> <span class='ivar'>@selector</span>
<span class='id identifier rubyid_res'>res</span> <span class='op'>&lt;&lt;</span> <span class='tstring'><span class='tstring_beg'>&quot;</span><span class='tstring_content'>(</span><span class='tstring_end'>&quot;</span></span>
<span class='id identifier rubyid_res'>res</span> <span class='op'>&lt;&lt;</span> <span class='ivar'>@arg</span><span class='period'>.</span><span class='id identifier rubyid_strip'>strip</span> <span class='kw'>if</span> <span class='ivar'>@arg</span>
<span class='id identifier rubyid_res'>res</span> <span class='op'>&lt;&lt;</span> <span class='tstring'><span class='tstring_beg'>&quot;</span><span class='tstring_content'> </span><span class='tstring_end'>&quot;</span></span> <span class='kw'>if</span> <span class='ivar'>@arg</span> <span class='op'>&amp;&amp;</span> <span class='ivar'>@selector</span>
<span class='id identifier rubyid_res'>res</span> <span class='op'>&lt;&lt;</span> <span class='ivar'>@selector</span><span class='period'>.</span><span class='id identifier rubyid_to_s'>to_s</span><span class='lparen'>(</span><span class='id identifier rubyid_opts'>opts</span><span class='rparen'>)</span> <span class='kw'>if</span> <span class='ivar'>@selector</span>
<span class='id identifier rubyid_res'>res</span> <span class='op'>&lt;&lt;</span> <span class='tstring'><span class='tstring_beg'>&quot;</span><span class='tstring_content'>)</span><span class='tstring_end'>&quot;</span></span>
<span class='kw'>end</span>
<span class='id identifier rubyid_res'>res</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="type-instance_method">
#<strong>type</strong> &#x21d2; <tt>Symbol</tt>
</h3><div class="docstring">
<div class="discussion">
<p>The type of the selector. `:class` if this is a pseudoclass selector,
`:element` if it&#39;s a pseudoelement.</p>
</div>
</div>
<div class="tags">
<p class="tag_title">Returns:</p>
<ul class="return">
<li>
<span class='type'>(<tt>Symbol</tt>)</span>
</li>
</ul>
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
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</td>
<td>
<pre class="code"><span class="info file"># File '.ruby-sass/lib/sass/selector/pseudo.rb', line 117</span>
<span class='kw'>def</span> <span class='id identifier rubyid_type'>type</span>
<span class='const'><span class='object_link'><a href="#ACTUALLY_ELEMENTS-constant" title="Sass::Selector::Pseudo::ACTUALLY_ELEMENTS (constant)">ACTUALLY_ELEMENTS</a></span></span><span class='period'>.</span><span class='id identifier rubyid_include?'>include?</span><span class='lparen'>(</span><span class='id identifier rubyid_normalized_name'>normalized_name</span><span class='rparen'>)</span> <span class='op'>?</span> <span class='symbol'>:element</span> <span class='op'>:</span> <span class='id identifier rubyid_syntactic_type'>syntactic_type</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="unify-instance_method">
#<strong>unify</strong>(sels) &#x21d2; <tt>Object</tt>
</h3><div class="docstring">
<div class="discussion">
<p>Returns `nil` if this is a pseudoelement selector and `sels` contains a
pseudoelement selector different than this one.</p>
</div>
</div>
<div class="tags">
<p class="tag_title">See Also:</p>
<ul class="see">
<li><span class='object_link'><a href="SimpleSequence.html#unify-instance_method" title="Sass::Selector::SimpleSequence#unify (method)">SimpleSequence#unify</a></span></li>
</ul>
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
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</td>
<td>
<pre class="code"><span class="info file"># File '.ruby-sass/lib/sass/selector/pseudo.rb', line 149</span>
<span class='kw'>def</span> <span class='id identifier rubyid_unify'>unify</span><span class='lparen'>(</span><span class='id identifier rubyid_sels'>sels</span><span class='rparen'>)</span>
<span class='kw'>return</span> <span class='kw'>if</span> <span class='id identifier rubyid_type'>type</span> <span class='op'>==</span> <span class='symbol'>:element</span> <span class='op'>&amp;&amp;</span> <span class='id identifier rubyid_sels'>sels</span><span class='period'>.</span><span class='id identifier rubyid_any?'>any?</span> <span class='kw'>do</span> <span class='op'>|</span><span class='id identifier rubyid_sel'>sel</span><span class='op'>|</span>
<span class='id identifier rubyid_sel'>sel</span><span class='period'>.</span><span class='id identifier rubyid_is_a?'>is_a?</span><span class='lparen'>(</span><span class='const'><span class='object_link'><a href="" title="Sass::Selector::Pseudo (class)">Pseudo</a></span></span><span class='rparen'>)</span> <span class='op'>&amp;&amp;</span> <span class='id identifier rubyid_sel'>sel</span><span class='period'>.</span><span class='id identifier rubyid_type'>type</span> <span class='op'>==</span> <span class='symbol'>:element</span> <span class='op'>&amp;&amp;</span>
<span class='lparen'>(</span><span class='id identifier rubyid_sel'>sel</span><span class='period'>.</span><span class='id identifier rubyid_name'>name</span> <span class='op'>!=</span> <span class='id identifier rubyid_name'>name</span> <span class='op'>||</span> <span class='id identifier rubyid_sel'>sel</span><span class='period'>.</span><span class='id identifier rubyid_arg'>arg</span> <span class='op'>!=</span> <span class='id identifier rubyid_arg'>arg</span> <span class='op'>||</span> <span class='id identifier rubyid_sel'>sel</span><span class='period'>.</span><span class='id identifier rubyid_selector'>selector</span> <span class='op'>!=</span> <span class='id identifier rubyid_selector'>selector</span><span class='rparen'>)</span>
<span class='kw'>end</span>
<span class='kw'>super</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="unique?-instance_method">
#<strong>unique?</strong> &#x21d2; <tt>Boolean</tt>
</h3><div class="docstring">
<div class="discussion">
</div>
</div>
<div class="tags">
<p class="tag_title">Returns:</p>
<ul class="return">
<li>
<span class='type'>(<tt>Boolean</tt>)</span>
</li>
</ul>
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
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</td>
<td>
<pre class="code"><span class="info file"># File '.ruby-sass/lib/sass/selector/pseudo.rb', line 52</span>
<span class='kw'>def</span> <span class='id identifier rubyid_unique?'>unique?</span>
<span class='id identifier rubyid_type'>type</span> <span class='op'>==</span> <span class='symbol'>:class</span> <span class='op'>&amp;&amp;</span> <span class='id identifier rubyid_normalized_name'>normalized_name</span> <span class='op'>==</span> <span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_content'>root</span><span class='tstring_end'>&#39;</span></span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="with_selector-instance_method">
#<strong>with_selector</strong>(new_selector) &#x21d2; <tt>Array&lt;<span class='object_link'><a href="Simple.html" title="Sass::Selector::Simple (class)">Simple</a></span>&gt;</tt>
</h3><div class="docstring">
<div class="discussion">
<p>Returns a copy of this with <span class='object_link'><a href="#selector-instance_method" title="Sass::Selector::Pseudo#selector (method)">#selector</a></span> set to #new_selector.</p>
</div>
</div>
<div class="tags">
<p class="tag_title">Parameters:</p>
<ul class="param">
<li>
<span class='name'>new_selector</span>
<span class='type'>(<tt><span class='object_link'><a href="CommaSequence.html" title="Sass::Selector::CommaSequence (class)">CommaSequence</a></span></tt>)</span>
</li>
</ul>
<p class="tag_title">Returns:</p>
<ul class="return">
<li>
<span class='type'>(<tt>Array&lt;<span class='object_link'><a href="Simple.html" title="Sass::Selector::Simple (class)">Simple</a></span>&gt;</tt>)</span>
</li>
</ul>
</div><table class="source_code">
<tr>
<td>
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</td>
<td>
<pre class="code"><span class="info file"># File '.ruby-sass/lib/sass/selector/pseudo.rb', line 68</span>
<span class='kw'>def</span> <span class='id identifier rubyid_with_selector'>with_selector</span><span class='lparen'>(</span><span class='id identifier rubyid_new_selector'>new_selector</span><span class='rparen'>)</span>
<span class='id identifier rubyid_result'>result</span> <span class='op'>=</span> <span class='const'><span class='object_link'><a href="" title="Sass::Selector::Pseudo (class)">Pseudo</a></span></span><span class='period'>.</span><span class='id identifier rubyid_new'><span class='object_link'><a href="#initialize-instance_method" title="Sass::Selector::Pseudo#initialize (method)">new</a></span></span><span class='lparen'>(</span><span class='id identifier rubyid_syntactic_type'>syntactic_type</span><span class='comma'>,</span> <span class='id identifier rubyid_name'>name</span><span class='comma'>,</span> <span class='id identifier rubyid_arg'>arg</span><span class='comma'>,</span>
<span class='const'><span class='object_link'><a href="CommaSequence.html" title="Sass::Selector::CommaSequence (class)">CommaSequence</a></span></span><span class='period'>.</span><span class='id identifier rubyid_new'><span class='object_link'><a href="CommaSequence.html#initialize-instance_method" title="Sass::Selector::CommaSequence#initialize (method)">new</a></span></span><span class='lparen'>(</span><span class='id identifier rubyid_new_selector'>new_selector</span><span class='period'>.</span><span class='id identifier rubyid_members'>members</span><span class='period'>.</span><span class='id identifier rubyid_map'>map</span> <span class='kw'>do</span> <span class='op'>|</span><span class='id identifier rubyid_seq'>seq</span><span class='op'>|</span>
<span class='kw'>next</span> <span class='id identifier rubyid_seq'>seq</span> <span class='kw'>unless</span> <span class='id identifier rubyid_seq'>seq</span><span class='period'>.</span><span class='id identifier rubyid_members'>members</span><span class='period'>.</span><span class='id identifier rubyid_length'>length</span> <span class='op'>==</span> <span class='int'>1</span>
<span class='id identifier rubyid_sseq'>sseq</span> <span class='op'>=</span> <span class='id identifier rubyid_seq'>seq</span><span class='period'>.</span><span class='id identifier rubyid_members'>members</span><span class='period'>.</span><span class='id identifier rubyid_first'>first</span>
<span class='kw'>next</span> <span class='id identifier rubyid_seq'>seq</span> <span class='kw'>unless</span> <span class='id identifier rubyid_sseq'>sseq</span><span class='period'>.</span><span class='id identifier rubyid_is_a?'>is_a?</span><span class='lparen'>(</span><span class='const'><span class='object_link'><a href="SimpleSequence.html" title="Sass::Selector::SimpleSequence (class)">SimpleSequence</a></span></span><span class='rparen'>)</span> <span class='op'>&amp;&amp;</span> <span class='id identifier rubyid_sseq'>sseq</span><span class='period'>.</span><span class='id identifier rubyid_members'>members</span><span class='period'>.</span><span class='id identifier rubyid_length'>length</span> <span class='op'>==</span> <span class='int'>1</span>
<span class='id identifier rubyid_sel'>sel</span> <span class='op'>=</span> <span class='id identifier rubyid_sseq'>sseq</span><span class='period'>.</span><span class='id identifier rubyid_members'>members</span><span class='period'>.</span><span class='id identifier rubyid_first'>first</span>
<span class='kw'>next</span> <span class='id identifier rubyid_seq'>seq</span> <span class='kw'>unless</span> <span class='id identifier rubyid_sel'>sel</span><span class='period'>.</span><span class='id identifier rubyid_is_a?'>is_a?</span><span class='lparen'>(</span><span class='const'><span class='object_link'><a href="" title="Sass::Selector::Pseudo (class)">Pseudo</a></span></span><span class='rparen'>)</span> <span class='op'>&amp;&amp;</span> <span class='id identifier rubyid_sel'>sel</span><span class='period'>.</span><span class='id identifier rubyid_selector'>selector</span>
<span class='kw'>case</span> <span class='id identifier rubyid_normalized_name'>normalized_name</span>
<span class='kw'>when</span> <span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_content'>not</span><span class='tstring_end'>&#39;</span></span>
<span class='comment'># In theory, if there&#39;s a nested :not its contents should be
</span> <span class='comment'># unified with the return value. For example, if :not(.foo)
</span> <span class='comment'># extends .bar, :not(.bar) should become .foo:not(.bar). However,
</span> <span class='comment'># this is a narrow edge case and supporting it properly would make
</span> <span class='comment'># this code and the code calling it a lot more complicated, so
</span> <span class='comment'># it&#39;s not supported for now.
</span> <span class='kw'>next</span> <span class='lbracket'>[</span><span class='rbracket'>]</span> <span class='kw'>unless</span> <span class='id identifier rubyid_sel'>sel</span><span class='period'>.</span><span class='id identifier rubyid_normalized_name'>normalized_name</span> <span class='op'>==</span> <span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_content'>matches</span><span class='tstring_end'>&#39;</span></span>
<span class='id identifier rubyid_sel'>sel</span><span class='period'>.</span><span class='id identifier rubyid_selector'>selector</span><span class='period'>.</span><span class='id identifier rubyid_members'>members</span>
<span class='kw'>when</span> <span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_content'>matches</span><span class='tstring_end'>&#39;</span></span><span class='comma'>,</span> <span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_content'>any</span><span class='tstring_end'>&#39;</span></span><span class='comma'>,</span> <span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_content'>current</span><span class='tstring_end'>&#39;</span></span><span class='comma'>,</span> <span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_content'>nth-child</span><span class='tstring_end'>&#39;</span></span><span class='comma'>,</span> <span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_content'>nth-last-child</span><span class='tstring_end'>&#39;</span></span>
<span class='comment'># As above, we could theoretically support :not within :matches, but
</span> <span class='comment'># doing so would require this method and its callers to handle much
</span> <span class='comment'># more complex cases that likely aren&#39;t worth the pain.
</span> <span class='kw'>next</span> <span class='lbracket'>[</span><span class='rbracket'>]</span> <span class='kw'>unless</span> <span class='id identifier rubyid_sel'>sel</span><span class='period'>.</span><span class='id identifier rubyid_name'>name</span> <span class='op'>==</span> <span class='id identifier rubyid_name'>name</span> <span class='op'>&amp;&amp;</span> <span class='id identifier rubyid_sel'>sel</span><span class='period'>.</span><span class='id identifier rubyid_arg'>arg</span> <span class='op'>==</span> <span class='id identifier rubyid_arg'>arg</span>
<span class='id identifier rubyid_sel'>sel</span><span class='period'>.</span><span class='id identifier rubyid_selector'>selector</span><span class='period'>.</span><span class='id identifier rubyid_members'>members</span>
<span class='kw'>when</span> <span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_content'>has</span><span class='tstring_end'>&#39;</span></span><span class='comma'>,</span> <span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_content'>host</span><span class='tstring_end'>&#39;</span></span><span class='comma'>,</span> <span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_content'>host-context</span><span class='tstring_end'>&#39;</span></span><span class='comma'>,</span> <span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_content'>slotted</span><span class='tstring_end'>&#39;</span></span>
<span class='comment'># We can&#39;t expand nested selectors here, because each layer adds an
</span> <span class='comment'># additional layer of semantics. For example, `:has(:has(img))`
</span> <span class='comment'># doesn&#39;t match `&lt;div&gt;&lt;img&gt;&lt;/div&gt;` but `:has(img)` does.
</span> <span class='id identifier rubyid_sel'>sel</span>
<span class='kw'>else</span>
<span class='lbracket'>[</span><span class='rbracket'>]</span>
<span class='kw'>end</span>
<span class='kw'>end</span><span class='period'>.</span><span class='id identifier rubyid_flatten'>flatten</span><span class='rparen'>)</span><span class='rparen'>)</span>
<span class='comment'># Older browsers support :not but only with a single complex selector.
</span> <span class='comment'># In order to support those browsers, we break up the contents of a :not
</span> <span class='comment'># unless it originally contained a selector list.
</span> <span class='kw'>return</span> <span class='lbracket'>[</span><span class='id identifier rubyid_result'>result</span><span class='rbracket'>]</span> <span class='kw'>unless</span> <span class='id identifier rubyid_normalized_name'>normalized_name</span> <span class='op'>==</span> <span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_content'>not</span><span class='tstring_end'>&#39;</span></span>
<span class='kw'>return</span> <span class='lbracket'>[</span><span class='id identifier rubyid_result'>result</span><span class='rbracket'>]</span> <span class='kw'>if</span> <span class='id identifier rubyid_selector'>selector</span><span class='period'>.</span><span class='id identifier rubyid_members'>members</span><span class='period'>.</span><span class='id identifier rubyid_length'>length</span> <span class='op'>&gt;</span> <span class='int'>1</span>
<span class='id identifier rubyid_result'>result</span><span class='period'>.</span><span class='id identifier rubyid_selector'>selector</span><span class='period'>.</span><span class='id identifier rubyid_members'>members</span><span class='period'>.</span><span class='id identifier rubyid_map'>map</span> <span class='kw'>do</span> <span class='op'>|</span><span class='id identifier rubyid_seq'>seq</span><span class='op'>|</span>
<span class='const'><span class='object_link'><a href="" title="Sass::Selector::Pseudo (class)">Pseudo</a></span></span><span class='period'>.</span><span class='id identifier rubyid_new'><span class='object_link'><a href="#initialize-instance_method" title="Sass::Selector::Pseudo#initialize (method)">new</a></span></span><span class='lparen'>(</span><span class='id identifier rubyid_syntactic_type'>syntactic_type</span><span class='comma'>,</span> <span class='id identifier rubyid_name'>name</span><span class='comma'>,</span> <span class='id identifier rubyid_arg'>arg</span><span class='comma'>,</span> <span class='const'><span class='object_link'><a href="CommaSequence.html" title="Sass::Selector::CommaSequence (class)">CommaSequence</a></span></span><span class='period'>.</span><span class='id identifier rubyid_new'><span class='object_link'><a href="CommaSequence.html#initialize-instance_method" title="Sass::Selector::CommaSequence#initialize (method)">new</a></span></span><span class='lparen'>(</span><span class='lbracket'>[</span><span class='id identifier rubyid_seq'>seq</span><span class='rbracket'>]</span><span class='rparen'>)</span><span class='rparen'>)</span>
<span class='kw'>end</span>
<span class='kw'>end</span></pre>
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