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<h1>Package cascadia</h1>
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<div id="short-nav"> <dl> <dd><code>import "github.com/andybalholm/cascadia"</code></dd> </dl> <dl> <dd><a href="index.html#pkg-overview" class="overviewLink">Overview</a></dd> <dd><a href="index.html#pkg-index" class="indexLink">Index</a></dd> <dd><a href="index.html#pkg-subdirectories">Subdirectories</a></dd> </dl> </div> <!-- The package's Name is printed as title by the top-level template --> <div id="pkg-overview" class="toggleVisible"> <div class="collapsed"> <h2 class="toggleButton" title="Click to show Overview section">Overview ▹</h2> </div> <div class="expanded"> <h2 class="toggleButton" title="Click to hide Overview section">Overview ▾</h2> <p>The cascadia package is an implementation of CSS selectors.</p>
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<!-- Table of contents for API; must be named manual-nav to turn off auto nav. --> <div id="manual-nav"> <dl> <dd><a href="index.html#Selector">type Selector</a></dd> <dd> <a href="index.html#Compile">func Compile(sel string) (Selector, error)</a></dd> <dd> <a href="index.html#MustCompile">func MustCompile(sel string) Selector</a></dd> <dd> <a href="index.html#Selector.Filter">func (s Selector) Filter(nodes []*html.Node) (result []*html.Node)</a></dd> <dd> <a href="index.html#Selector.Match">func (s Selector) Match(n *html.Node) bool</a></dd> <dd> <a href="index.html#Selector.MatchAll">func (s Selector) MatchAll(n *html.Node) []*html.Node</a></dd> <dd> <a href="index.html#Selector.MatchFirst">func (s Selector) MatchFirst(n *html.Node) *html.Node</a></dd> </dl> </div><!-- #manual-nav -->
<h4>Package files</h4> <p> <span style="font-size:90%"> <a href="http://localhost:6060/src/github.com/andybalholm/cascadia/parser.go">parser.go</a> <a href="http://localhost:6060/src/github.com/andybalholm/cascadia/selector.go">selector.go</a> </span> </p> </div><!-- .expanded --> </div><!-- #pkg-index -->
<div id="pkg-callgraph" class="toggle" style="display: none"> <div class="collapsed"> <h2 class="toggleButton" title="Click to show Internal Call Graph section">Internal call graph ▹</h2> </div> <!-- .expanded --> <div class="expanded"> <h2 class="toggleButton" title="Click to hide Internal Call Graph section">Internal call graph ▾</h2> <p> In the call graph viewer below, each node is a function belonging to this package and its children are the functions it calls—perhaps dynamically. </p> <p> The root nodes are the entry points of the package: functions that may be called from outside the package. There may be non-exported or anonymous functions among them if they are called dynamically from another package. </p> <p> Click a node to visit that function's source code. From there you can visit its callers by clicking its declaring <code>func</code> token. </p> <p> Functions may be omitted if they were determined to be unreachable in the particular programs or tests that were analyzed. </p> <!-- Zero means show all package entry points. --> <ul style="margin-left: 0.5in" id="callgraph-0" class="treeview"></ul> </div> </div> <!-- #pkg-callgraph -->
<h2 id="Selector">type <a href="http://localhost:6060/src/github.com/andybalholm/cascadia/selector.go?s=219:254#L5">Selector</a></h2> <pre>type Selector func(*<a href="../../../golang.org/x/net/html/index.html">html</a>.<a href="../../../golang.org/x/net/html/index.html#Node">Node</a>) <a href="../../../builtin/index.html#bool">bool</a></pre> <p>A Selector is a function which tells whether a node matches or not.</p>
<h3 id="Compile">func <a href="http://localhost:6060/src/github.com/andybalholm/cascadia/selector.go?s=1022:1064#L31">Compile</a></h3> <pre>func Compile(sel <a href="../../../builtin/index.html#string">string</a>) (<a href="index.html#Selector">Selector</a>, <a href="../../../builtin/index.html#error">error</a>)</pre> <p>Compile parses a selector and returns, if successful, a Selector objectthat can be used to match against html.Node objects.</p>
<h3 id="MustCompile">func <a href="http://localhost:6060/src/github.com/andybalholm/cascadia/selector.go?s=1371:1408#L46">MustCompile</a></h3> <pre>func MustCompile(sel <a href="../../../builtin/index.html#string">string</a>) <a href="index.html#Selector">Selector</a></pre> <p>MustCompile is like Compile, but panics instead of returning an error.</p>
<h3 id="Selector.Filter">func (Selector) <a href="http://localhost:6060/src/github.com/andybalholm/cascadia/selector.go?s=2415:2481#L93">Filter</a></h3> <pre>func (s <a href="index.html#Selector">Selector</a>) Filter(nodes []*<a href="../../../golang.org/x/net/html/index.html">html</a>.<a href="../../../golang.org/x/net/html/index.html#Node">Node</a>) (result []*<a href="../../../golang.org/x/net/html/index.html">html</a>.<a href="../../../golang.org/x/net/html/index.html#Node">Node</a>)</pre> <p>Filter returns the nodes in nodes that match the selector.</p>
<h3 id="Selector.Match">func (Selector) <a href="http://localhost:6060/src/github.com/andybalholm/cascadia/selector.go?s=1999:2041#L73">Match</a></h3> <pre>func (s <a href="index.html#Selector">Selector</a>) Match(n *<a href="../../../golang.org/x/net/html/index.html">html</a>.<a href="../../../golang.org/x/net/html/index.html#Node">Node</a>) <a href="../../../builtin/index.html#bool">bool</a></pre> <p>Match returns true if the node matches the selector.</p>
<h3 id="Selector.MatchAll">func (Selector) <a href="http://localhost:6060/src/github.com/andybalholm/cascadia/selector.go?s=1589:1642#L56">MatchAll</a></h3> <pre>func (s <a href="index.html#Selector">Selector</a>) MatchAll(n *<a href="../../../golang.org/x/net/html/index.html">html</a>.<a href="../../../golang.org/x/net/html/index.html#Node">Node</a>) []*<a href="../../../golang.org/x/net/html/index.html">html</a>.<a href="../../../golang.org/x/net/html/index.html#Node">Node</a></pre> <p>MatchAll returns a slice of the nodes that match the selector,from n and its children.</p>
<h3 id="Selector.MatchFirst">func (Selector) <a href="http://localhost:6060/src/github.com/andybalholm/cascadia/selector.go?s=2138:2191#L78">MatchFirst</a></h3> <pre>func (s <a href="index.html#Selector">Selector</a>) MatchFirst(n *<a href="../../../golang.org/x/net/html/index.html">html</a>.<a href="../../../golang.org/x/net/html/index.html#Node">Node</a>) *<a href="../../../golang.org/x/net/html/index.html">html</a>.<a href="../../../golang.org/x/net/html/index.html#Node">Node</a></pre> <p>MatchFirst returns the first node that matches s, from n and its children.</p>
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