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[SVN r47205]
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Joel de Guzman
2008-07-08 02:43:21 +00:00
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doc/html/fusion/support/is_sequence.html
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@ -24,23 +24,22 @@
</div>
<div class="section" lang="en">
<div class="titlepage"><div><div><h3 class="title">
<a name="fusion.support.is_sequence"></a><a class="link" href="is_sequence.html" title="is_sequence">is_sequence</a>
</h3></div></div></div>
<a name="fusion.support.is_sequence.description"></a><h5>
<a name="id2638713"></a>
<a class="link" href="is_sequence.html#fusion.support.is_sequence.description">Description</a>
</h5>
<a name="fusion.support.is_sequence"></a><a href="is_sequence.html" title="is_sequence">is_sequence</a></h3></div></div></div>
<a name="fusion.support.is_sequence.description"></a><h4>
<a name="id459681"></a>
<a href="is_sequence.html#fusion.support.is_sequence.description">Description</a>
</h4>
<p>
Metafunction that evaluates to <code class="computeroutput"><span class="identifier">mpl</span><span class="special">::</span><span class="identifier">true_</span></code>
if a certain type <code class="computeroutput"><span class="identifier">T</span></code> is a
conforming Fusion <a class="link" href="../sequence.html" title="Sequence">Sequence</a>, <code class="computeroutput"><span class="identifier">mpl</span><span class="special">::</span><span class="identifier">false_</span></code>
Metafunction that evaluates to <tt class="computeroutput"><span class="identifier">mpl</span><span class="special">::</span><span class="identifier">true_</span></tt>
if a certain type <tt class="computeroutput"><span class="identifier">T</span></tt> is a
conforming Fusion <a href="../sequence.html" title="Sequence">Sequence</a>, <tt class="computeroutput"><span class="identifier">mpl</span><span class="special">::</span><span class="identifier">false_</span></tt>
otherwise. This may be specialized to accomodate clients which provide Fusion
conforming sequences.
</p>
<a name="fusion.support.is_sequence.synopsis"></a><h5>
<a name="id2638786"></a>
<a class="link" href="is_sequence.html#fusion.support.is_sequence.synopsis">Synopsis</a>
</h5>
<a name="fusion.support.is_sequence.synopsis"></a><h4>
<a name="id459774"></a>
<a href="is_sequence.html#fusion.support.is_sequence.synopsis">Synopsis</a>
</h4>
<pre class="programlisting">
<span class="keyword">namespace</span> <span class="identifier">traits</span>
<span class="special">{</span>
@ -51,10 +50,10 @@
<span class="special">};</span>
<span class="special">}</span>
</pre>
<a name="fusion.support.is_sequence.parameters"></a><h5>
<a name="id2638892"></a>
<a class="link" href="is_sequence.html#fusion.support.is_sequence.parameters">Parameters</a>
</h5>
<a name="fusion.support.is_sequence.parameters"></a><h4>
<a name="id459906"></a>
<a href="is_sequence.html#fusion.support.is_sequence.parameters">Parameters</a>
</h4>
<div class="informaltable"><table class="table">
<colgroup>
<col>
@ -81,7 +80,7 @@
<tbody><tr>
<td>
<p>
<code class="computeroutput"><span class="identifier">T</span></code>
<tt class="computeroutput"><span class="identifier">T</span></tt>
</p>
</td>
<td>
@ -96,43 +95,43 @@
</td>
</tr></tbody>
</table></div>
<a name="fusion.support.is_sequence.expression_semantics"></a><h5>
<a name="id2638981"></a>
<a class="link" href="is_sequence.html#fusion.support.is_sequence.expression_semantics">Expression
<a name="fusion.support.is_sequence.expression_semantics"></a><h4>
<a name="id460012"></a>
<a href="is_sequence.html#fusion.support.is_sequence.expression_semantics">Expression
Semantics</a>
</h5>
</h4>
<pre class="programlisting">
<span class="keyword">typedef</span> <span class="identifier">traits</span><span class="special">::</span><span class="identifier">is_sequence</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;::</span><span class="identifier">type</span> <span class="identifier">c</span><span class="special">;</span>
</pre>
<p>
<span class="bold"><strong>Return type</strong></span>: An <a href="http://www.boost.org/libs/mpl/doc/refmanual/integral-constant.html" target="_top">MPL
<span class="bold"><b>Return type</b></span>: An <a href="http://www.boost.org/libs/mpl/doc/refmanual/integral-constant.html" target="_top">MPL
Boolean Constant</a>.
</p>
<p>
<span class="bold"><strong>Semantics</strong></span>: Metafunction that evaluates to
<code class="computeroutput"><span class="identifier">mpl</span><span class="special">::</span><span class="identifier">true_</span></code> if a certain type <code class="computeroutput"><span class="identifier">T</span></code>
is a conforming Fusion sequence, <code class="computeroutput"><span class="identifier">mpl</span><span class="special">::</span><span class="identifier">false_</span></code>
<span class="bold"><b>Semantics</b></span>: Metafunction that evaluates to
<tt class="computeroutput"><span class="identifier">mpl</span><span class="special">::</span><span class="identifier">true_</span></tt> if a certain type <tt class="computeroutput"><span class="identifier">T</span></tt>
is a conforming Fusion sequence, <tt class="computeroutput"><span class="identifier">mpl</span><span class="special">::</span><span class="identifier">false_</span></tt>
otherwise.
</p>
<a name="fusion.support.is_sequence.header"></a><h5>
<a name="id2639119"></a>
<a class="link" href="is_sequence.html#fusion.support.is_sequence.header">Header</a>
</h5>
<a name="fusion.support.is_sequence.header"></a><h4>
<a name="id460182"></a>
<a href="is_sequence.html#fusion.support.is_sequence.header">Header</a>
</h4>
<pre class="programlisting">
<span class="preprocessor">#include</span> <span class="special">&lt;</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">fusion</span><span class="special">/</span><span class="identifier">support</span><span class="special">/</span><span class="identifier">is_sequence</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">&gt;</span>
<span class="preprocessor">#include</span> <span class="special">&lt;</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">fusion</span><span class="special">/</span><span class="identifier">include</span><span class="special">/</span><span class="identifier">is_sequence</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">&gt;</span>
</pre>
<a name="fusion.support.is_sequence.example"></a><h5>
<a name="id2639245"></a>
<a class="link" href="is_sequence.html#fusion.support.is_sequence.example">Example</a>
</h5>
<a name="fusion.support.is_sequence.example"></a><h4>
<a name="id460339"></a>
<a href="is_sequence.html#fusion.support.is_sequence.example">Example</a>
</h4>
<pre class="programlisting">
<span class="identifier">BOOST_MPL_ASSERT_NOT</span><span class="special">((</span> <span class="identifier">traits</span><span class="special">::</span><span class="identifier">is_sequence</span><span class="special">&lt;</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">vector</span><span class="special">&lt;</span><span class="keyword">int</span><span class="special">&gt;</span> <span class="special">&gt;</span> <span class="special">));</span>
<span class="identifier">BOOST_MPL_ASSERT_NOT</span><span class="special">((</span> <span class="identifier">is_sequence</span><span class="special">&lt;</span> <span class="keyword">int</span> <span class="special">&gt;</span> <span class="special">));</span>
<span class="identifier">BOOST_MPL_ASSERT</span><span class="special">((</span> <span class="identifier">traits</span><span class="special">::</span><span class="identifier">is_sequence</span><span class="special">&lt;</span><a class="link" href="../container/list.html" title="list"><code class="computeroutput"><span class="identifier">list</span></code></a><span class="special">&lt;&gt;</span> <span class="special">&gt;</span> <span class="special">));</span>
<span class="identifier">BOOST_MPL_ASSERT</span><span class="special">((</span> <span class="identifier">traits</span><span class="special">::</span><span class="identifier">is_sequence</span><span class="special">&lt;</span><a class="link" href="../container/list.html" title="list"><code class="computeroutput"><span class="identifier">list</span></code></a><span class="special">&lt;</span><span class="keyword">int</span><span class="special">&gt;</span> <span class="special">&gt;</span> <span class="special">));</span>
<span class="identifier">BOOST_MPL_ASSERT</span><span class="special">((</span> <span class="identifier">traits</span><span class="special">::</span><span class="identifier">is_sequence</span><span class="special">&lt;</span><a class="link" href="../container/vector.html" title="vector"><code class="computeroutput"><span class="identifier">vector</span></code></a><span class="special">&lt;&gt;</span> <span class="special">&gt;</span> <span class="special">));</span>
<span class="identifier">BOOST_MPL_ASSERT</span><span class="special">((</span> <span class="identifier">traits</span><span class="special">::</span><span class="identifier">is_sequence</span><span class="special">&lt;</span><a class="link" href="../container/vector.html" title="vector"><code class="computeroutput"><span class="identifier">vector</span></code></a><span class="special">&lt;</span><span class="keyword">int</span><span class="special">&gt;</span> <span class="special">&gt;</span> <span class="special">));</span>
<span class="identifier">BOOST_MPL_ASSERT</span><span class="special">((</span> <span class="identifier">traits</span><span class="special">::</span><span class="identifier">is_sequence</span><span class="special">&lt;</span><a href="../container/list.html" title="list"><tt class="computeroutput"><span class="identifier">list</span></tt></a><span class="special">&lt;&gt;</span> <span class="special">&gt;</span> <span class="special">));</span>
<span class="identifier">BOOST_MPL_ASSERT</span><span class="special">((</span> <span class="identifier">traits</span><span class="special">::</span><span class="identifier">is_sequence</span><span class="special">&lt;</span><a href="../container/list.html" title="list"><tt class="computeroutput"><span class="identifier">list</span></tt></a><span class="special">&lt;</span><span class="keyword">int</span><span class="special">&gt;</span> <span class="special">&gt;</span> <span class="special">));</span>
<span class="identifier">BOOST_MPL_ASSERT</span><span class="special">((</span> <span class="identifier">traits</span><span class="special">::</span><span class="identifier">is_sequence</span><span class="special">&lt;</span><a href="../container/vector.html" title="vector"><tt class="computeroutput"><span class="identifier">vector</span></tt></a><span class="special">&lt;&gt;</span> <span class="special">&gt;</span> <span class="special">));</span>
<span class="identifier">BOOST_MPL_ASSERT</span><span class="special">((</span> <span class="identifier">traits</span><span class="special">::</span><span class="identifier">is_sequence</span><span class="special">&lt;</span><a href="../container/vector.html" title="vector"><tt class="computeroutput"><span class="identifier">vector</span></tt></a><span class="special">&lt;</span><span class="keyword">int</span><span class="special">&gt;</span> <span class="special">&gt;</span> <span class="special">));</span>
</pre>
</div>
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