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diff --git a/doc/html/boost/proto/extends.html b/doc/html/boost/proto/extends.html new file mode 100755 index 0000000000..a4330213eb --- /dev/null +++ b/doc/html/boost/proto/extends.html @@ -0,0 +1,292 @@ +<html> +<head> +<meta http-equiv="Content-Type" content="text/html; charset=US-ASCII"> +<title>Struct template extends</title> +<link rel="stylesheet" href="../../../../doc/src/boostbook.css" type="text/css"> +<meta name="generator" content="DocBook XSL Stylesheets V1.76.1"> +<link rel="home" href="../../index.html" title="The Boost C++ Libraries BoostBook Documentation Subset"> +<link rel="up" href="../../proto/reference.html#header.boost.proto.extends_hpp" title="Header <boost/proto/extends.hpp>"> +<link rel="prev" href="is_proto_expr.html" title="Struct is_proto_expr"> +<link rel="next" href="extends/result.html" title="Struct template result"> +</head> +<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"> +<table cellpadding="2" width="100%"><tr> 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+<div class="refentry"> +<a name="boost.proto.extends"></a><div class="titlepage"></div> +<div class="refnamediv"> +<h2><span class="refentrytitle">Struct template extends</span></h2> +<p>boost::proto::extends — For adding behaviors to a Proto expression template.</p> +</div> +<h2 xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv-title">Synopsis</h2> +<div xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv"><pre class="synopsis"><span class="comment">// In header: <<a class="link" href="../../proto/reference.html#header.boost.proto.extends_hpp" title="Header <boost/proto/extends.hpp>">boost/proto/extends.hpp</a>> + +</span><span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> <a class="link" href="../../Expr.html" title="Concept Expr">Expr</a><span class="special">,</span> <span class="keyword">typename</span> Derived<span class="special">,</span> + <span class="keyword">typename</span> <a class="link" href="../../Domain.html" title="Concept Domain">Domain</a> <span class="special">=</span> <a class="link" href="default_domain.html" title="Struct default_domain">proto::default_domain</a><span class="special">></span> +<span class="keyword">struct</span> <a class="link" href="extends.html" title="Struct template extends">extends</a> <span class="special">{</span> + <span class="comment">// types</span> + <span class="keyword">typedef</span> <span class="keyword">typename</span> <span class="identifier">Expr</span><span class="special">::</span><span class="identifier">proto_base_expr</span> <a name="boost.proto.extends.proto_base_expr"></a><span class="identifier">proto_base_expr</span><span class="special">;</span> + <span class="keyword">typedef</span> <span class="identifier">Domain</span> <a name="boost.proto.extends.proto_domain"></a><span class="identifier">proto_domain</span><span class="special">;</span> + <span class="keyword">typedef</span> <span class="identifier">Derived</span> <a name="boost.proto.extends.proto_derived_expr"></a><span class="identifier">proto_derived_expr</span><span class="special">;</span> + <span class="keyword">typedef</span> <span class="identifier">extends</span> <a name="boost.proto.extends.proto_extends"></a><span class="identifier">proto_extends</span><span class="special">;</span> + <span class="keyword">typedef</span> <span class="keyword">typename</span> <span class="identifier">proto_base_expr</span><span class="special">::</span><span class="identifier">proto_tag</span> <a name="boost.proto.extends.proto_tag"></a><span class="identifier">proto_tag</span><span class="special">;</span> + <span class="keyword">typedef</span> <span class="keyword">typename</span> <span class="identifier">proto_base_expr</span><span class="special">::</span><span class="identifier">proto_args</span> <a name="boost.proto.extends.proto_args"></a><span class="identifier">proto_args</span><span class="special">;</span> + <span class="keyword">typedef</span> <span class="keyword">typename</span> <span class="identifier">proto_base_expr</span><span class="special">::</span><span class="identifier">proto_arity</span> <a name="boost.proto.extends.proto_arity"></a><span class="identifier">proto_arity</span><span class="special">;</span> + <span class="keyword">typedef</span> <span class="keyword">typename</span> <span class="identifier">proto_base_expr</span><span class="special">::</span><span class="identifier">proto_grammar</span> <a name="boost.proto.extends.proto_grammar"></a><span class="identifier">proto_grammar</span><span class="special">;</span> + <span class="keyword">typedef</span> <span class="keyword">typename</span> <span class="identifier">proto_base_expr</span><span class="special">::</span><span class="identifier">proto_child</span><em class="replaceable"><code><span class="identifier">N</span></code></em> <a name="boost.proto.extends.proto_childN"></a><span class="identifier">proto_childN</span><span class="special">;</span> <span class="comment">// For each <em class="replaceable"><code>N</code></em> in <em class="replaceable"><code>[0,max(1,proto_arity_c))</code></em></span> + + <span class="comment">// member classes/structs/unions</span> + <span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> Signature<span class="special">></span> + <span class="keyword">struct</span> <a class="link" href="extends/result.html" title="Struct template result">result</a> <span class="special">{</span> + <span class="comment">// types</span> + <span class="keyword">typedef</span> <em class="replaceable"><code><span class="identifier">unspecified</span></code></em> <a class="link" href="extends/result.html#boost.proto.extends.result.type"><span class="identifier">type</span></a><span class="special">;</span> + <span class="special">}</span><span class="special">;</span> + + <span class="comment">// <a class="link" href="extends.html#boost.proto.extendsconstruct-copy-destruct">construct/copy/destruct</a></span> + <a class="link" href="extends.html#id1497139-bb"><span class="identifier">extends</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span> + <a class="link" href="extends.html#id1497141-bb"><span class="identifier">extends</span></a><span class="special">(</span><a class="link" href="extends.html" title="Struct template extends">extends</a> <span class="keyword">const</span> <span class="special">&</span><span class="special">)</span><span class="special">;</span> + <a class="link" href="extends.html#id1497157-bb"><span class="identifier">extends</span></a><span class="special">(</span><span class="identifier">Expr</span> <span class="keyword">const</span> <span class="special">&</span><span class="special">)</span><span class="special">;</span> + + <span class="comment">// <a class="link" href="extends.html#id1497170-bb">public static functions</a></span> + <span class="keyword">static</span> <span class="identifier">Derived</span> <span class="keyword">const</span> <a class="link" href="extends.html#id1497175-bb"><span class="identifier">make</span></a><span class="special">(</span><span class="identifier">Expr</span> <span class="keyword">const</span> <span class="special">&</span><span class="special">)</span><span class="special">;</span> + + <span class="comment">// <a class="link" href="extends.html#id1497210-bb">public member functions</a></span> + <span class="identifier">proto_base_expr</span> <span class="special">&</span> <a class="link" href="extends.html#id1497217-bb"><span class="identifier">proto_base</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span> + <span class="identifier">proto_base_expr</span> <span class="keyword">const</span> <span class="special">&</span> <a class="link" href="extends.html#id1497237-bb"><span class="identifier">proto_base</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> + <span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> A<span class="special">></span> <em class="replaceable"><code><span class="identifier">unspecified</span></code></em> <a class="link" href="extends.html#id1497262-bb"><span class="keyword">operator</span><span class="special">=</span></a><span class="special">(</span><span class="identifier">A</span> <span class="special">&</span><span class="special">)</span><span class="special">;</span> + <span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> A<span class="special">></span> <em class="replaceable"><code><span class="identifier">unspecified</span></code></em> <a class="link" href="extends.html#id1497306-bb"><span class="keyword">operator</span><span class="special">=</span></a><span class="special">(</span><span class="identifier">A</span> <span class="keyword">const</span> <span class="special">&</span><span class="special">)</span><span class="special">;</span> + <span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> A<span class="special">></span> <em class="replaceable"><code><span class="identifier">unspecified</span></code></em> <a class="link" href="extends.html#id1497345-bb"><span class="keyword">operator</span><span class="special">=</span></a><span class="special">(</span><span class="identifier">A</span> <span class="special">&</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> + <span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> A<span class="special">></span> <em class="replaceable"><code><span class="identifier">unspecified</span></code></em> <a class="link" href="extends.html#id1497386-bb"><span class="keyword">operator</span><span class="special">=</span></a><span class="special">(</span><span class="identifier">A</span> <span class="keyword">const</span> <span class="special">&</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> + <span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> A<span class="special">></span> <em class="replaceable"><code><span class="identifier">unspecified</span></code></em> <a class="link" href="extends.html#id1497430-bb"><span class="keyword">operator</span><span class="special">[</span><span class="special">]</span></a><span class="special">(</span><span class="identifier">A</span> <span class="special">&</span><span class="special">)</span><span class="special">;</span> + <span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> A<span class="special">></span> <em class="replaceable"><code><span class="identifier">unspecified</span></code></em> <a class="link" href="extends.html#id1497474-bb"><span class="keyword">operator</span><span class="special">[</span><span class="special">]</span></a><span class="special">(</span><span class="identifier">A</span> <span class="keyword">const</span> <span class="special">&</span><span class="special">)</span><span class="special">;</span> + <span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> A<span class="special">></span> <em class="replaceable"><code><span class="identifier">unspecified</span></code></em> <a class="link" href="extends.html#id1497513-bb"><span class="keyword">operator</span><span class="special">[</span><span class="special">]</span></a><span class="special">(</span><span class="identifier">A</span> <span class="special">&</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> + <span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> A<span class="special">></span> <em class="replaceable"><code><span class="identifier">unspecified</span></code></em> <a class="link" href="extends.html#id1497554-bb"><span class="keyword">operator</span><span class="special">[</span><span class="special">]</span></a><span class="special">(</span><span class="identifier">A</span> <span class="keyword">const</span> <span class="special">&</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> + <span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span><span class="special">...</span> A<span class="special">></span> <em class="replaceable"><code><span class="identifier">unspecified</span></code></em> <a class="link" href="extends.html#id1497598-bb"><span class="keyword">operator</span><span class="special">(</span><span class="special">)</span></a><span class="special">(</span><span class="identifier">A</span> <span class="keyword">const</span> <span class="special">&</span><span class="special">...</span><span class="special">)</span><span class="special">;</span> + <span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span><span class="special">...</span> A<span class="special">></span> <em class="replaceable"><code><span class="identifier">unspecified</span></code></em> <a class="link" href="extends.html#id1497647-bb"><span class="keyword">operator</span><span class="special">(</span><span class="special">)</span></a><span class="special">(</span><span class="identifier">A</span> <span class="keyword">const</span> <span class="special">&</span><span class="special">...</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> + + <span class="comment">// public data members</span> + <span class="identifier">Expr</span> <span class="identifier">proto_expr_</span><span class="special">;</span> <span class="comment">// For exposition only.</span> + <span class="keyword">static</span> <span class="keyword">const</span> <span class="keyword">long</span> <span class="identifier">proto_arity_c</span><span class="special">;</span> <span class="comment">// <code class="computeroutput">= proto_base_expr::proto_arity_c;</code></span> +<span class="special">}</span><span class="special">;</span></pre></div> +<div class="refsect1"> +<a name="id2725356"></a><h2>Description</h2> +<p> + Use <code class="computeroutput">proto::extends<></code> to give expressions in your + domain custom data members and member functions. + </p> +<p> + Conceptually, using <code class="computeroutput">proto::extends<></code> is akin + to inheriting from <code class="computeroutput"><a class="link" href="expr.html" title="Struct template expr">proto::expr</a><></code> + and adding your own members. Using <code class="computeroutput">proto::extends<></code> is + generally preferrable to straight inheritance because the members that would be inherited from + <code class="computeroutput"><a class="link" href="expr.html" title="Struct template expr">proto::expr</a><></code> would + be wrong; they would incorrectly slice off your additional members when building + larger expressions from smaller ones. <code class="computeroutput">proto::extends<></code> + automatically gives your expression types the appropriate operator overloads that + preserve your domain-specific members when composing expression trees. + </p> +<p> + Expression extensions are typically defined as follows: + </p> +<p> + </p> +<pre class="programlisting"><span class="keyword">template</span><span class="special"><</span> <span class="keyword">typename</span> <span class="identifier">Expr</span> <span class="special">></span> +<span class="keyword">struct</span> <span class="identifier">my_expr</span> + <span class="special">:</span> <span class="identifier">proto</span><span class="special">::</span><span class="identifier">extends</span><span class="special"><</span> + <span class="identifier">Expr</span> <span class="comment">// The expression type we're extending</span> + <span class="special">,</span> <span class="identifier">my_expr</span><span class="special"><</span> <span class="identifier">Expr</span> <span class="special">></span> <span class="comment">// The type we're defining</span> + <span class="special">,</span> <span class="identifier">my_domain</span> <span class="comment">// The domain associated with this expression extension</span> + <span class="special">></span> +<span class="special">{</span> + <span class="comment">// An expression extension is constructed from the expression</span> + <span class="comment">// it is extending.</span> + <span class="identifier">my_expr</span><span class="special">(</span> <span class="identifier">Expr</span> <span class="keyword">const</span> <span class="special">&</span> <span class="identifier">e</span> <span class="special">=</span> <span class="identifier">Expr</span><span class="special">(</span><span class="special">)</span> <span class="special">)</span> + <span class="special">:</span> <span class="identifier">my_expr</span><span class="special">::</span><span class="identifier">proto_extends</span><span class="special">(</span> <span class="identifier">e</span> <span class="special">)</span> + <span class="special">{</span><span class="special">}</span> + + <span class="comment">// Unhide proto::extends::operator=</span> + <span class="comment">// (This is only necessary if a lazy assignment operator</span> + <span class="comment">// makes sense for your domain-specific language.)</span> + <span class="identifier">BOOST_PROTO_EXTENDS_USING_ASSIGN</span><span class="special">(</span><span class="identifier">my_expr</span><span class="special">)</span> + + <span class="comment">/* + ... domain-specific members go here ... + */</span> +<span class="special">}</span><span class="special">;</span></pre> +<p> + </p> +<p> + See also: + </p> +<div class="itemizedlist"><ul class="itemizedlist" type="disc"> +<li class="listitem"><code class="computeroutput"><a class="link" href="../../BOOST_PROTO_EXTENDS.html" title="Macro BOOST_PROTO_EXTENDS">BOOST_PROTO_EXTENDS</a>()</code></li> +<li class="listitem"><code class="computeroutput"><a class="link" href="../../BOOST_PROTO_EXTENDS_USING_ASSIGN.html" title="Macro BOOST_PROTO_EXTENDS_USING_ASSIGN">BOOST_PROTO_EXTENDS_USING_ASSIGN</a>()</code></li> +<li class="listitem"><code class="computeroutput"><a class="link" href="../../BOOST_PROTO_EXTENDS_USING_ASSIGN_NON_DEPENDENT.html" title="Macro BOOST_PROTO_EXTENDS_USING_ASSIGN_NON_DEPENDENT">BOOST_PROTO_EXTENDS_USING_ASSIGN_NON_DEPENDENT</a>()</code></li> +</ul></div> +<p> + </p> +<div class="refsect2"> +<a name="id2725794"></a><h3> +<a name="boost.proto.extendsconstruct-copy-destruct"></a><code class="computeroutput">extends</code> + public + construct/copy/destruct</h3> +<div class="orderedlist"><ol class="orderedlist" type="1"> +<li class="listitem"><pre class="literallayout"><a name="id1497139-bb"></a><span class="identifier">extends</span><span class="special">(</span><span class="special">)</span><span class="special">;</span></pre></li> +<li class="listitem"><pre class="literallayout"><a name="id1497141-bb"></a><span class="identifier">extends</span><span class="special">(</span><a class="link" href="extends.html" title="Struct template extends">extends</a> <span class="keyword">const</span> <span class="special">&</span> that<span class="special">)</span><span class="special">;</span></pre></li> +<li class="listitem"><pre class="literallayout"><a name="id1497157-bb"></a><span class="identifier">extends</span><span class="special">(</span><span class="identifier">Expr</span> <span class="keyword">const</span> <span class="special">&</span> expr_<span class="special">)</span><span class="special">;</span></pre></li> +</ol></div> +</div> +<div class="refsect2"> +<a name="id2725936"></a><h3> +<a name="id1497170-bb"></a><code class="computeroutput">extends</code> public static functions</h3> +<div class="orderedlist"><ol class="orderedlist" type="1"><li class="listitem"> +<pre class="literallayout"><span class="keyword">static</span> <span class="identifier">Derived</span> <span class="keyword">const</span> <a name="id1497175-bb"></a><span class="identifier">make</span><span class="special">(</span><span class="identifier">Expr</span> <span class="keyword">const</span> <span class="special">&</span> expr<span class="special">)</span><span class="special">;</span></pre> +<p>Construct an expression extension from the base expression.</p> +</li></ol></div> +</div> +<div class="refsect2"> +<a name="id2726020"></a><h3> +<a name="id1497210-bb"></a><code class="computeroutput">extends</code> public member functions</h3> +<div class="orderedlist"><ol class="orderedlist" type="1"> +<li class="listitem"> +<pre class="literallayout"><span class="identifier">proto_base_expr</span> <span class="special">&</span> <a name="id1497217-bb"></a><span class="identifier">proto_base</span><span class="special">(</span><span class="special">)</span><span class="special">;</span></pre> +<div class="variablelist"><table border="0"> +<col align="left" valign="top"> +<tbody> +<tr> +<td><p><span class="term">Returns:</span></p></td> +<td><code class="computeroutput">proto_expr_.proto_base()</code></td> +</tr> +<tr> +<td><p><span class="term">Throws:</span></p></td> +<td>Will not throw.</td> +</tr> +</tbody> +</table></div> +</li> +<li class="listitem"> +<pre class="literallayout"><span class="identifier">proto_base_expr</span> <span class="keyword">const</span> <span class="special">&</span> <a name="id1497237-bb"></a><span class="identifier">proto_base</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre> +<div class="variablelist"><table border="0"> +<col align="left" valign="top"> +<tbody> +<tr> +<td><p><span class="term">Returns:</span></p></td> +<td><code class="computeroutput">proto_expr_.proto_base()</code></td> +</tr> +<tr> +<td><p><span class="term">Throws:</span></p></td> +<td>Will not throw.</td> +</tr> +</tbody> +</table></div> +</li> +<li class="listitem"> +<pre class="literallayout"><span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> A<span class="special">></span> <em class="replaceable"><code><span class="identifier">unspecified</span></code></em> <a name="id1497262-bb"></a><span class="keyword">operator</span><span class="special">=</span><span class="special">(</span><span class="identifier">A</span> <span class="special">&</span> a<span class="special">)</span><span class="special">;</span></pre> +<p>Lazy assignment expression</p> +<div class="variablelist"><table border="0"> +<col align="left" valign="top"> +<tbody><tr> +<td><p><span class="term">Returns:</span></p></td> +<td><p>A new expression node representing the assignment operation.</p></td> +</tr></tbody> +</table></div> +</li> +<li class="listitem"> +<pre class="literallayout"><span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> A<span class="special">></span> <em class="replaceable"><code><span class="identifier">unspecified</span></code></em> <a name="id1497306-bb"></a><span class="keyword">operator</span><span class="special">=</span><span class="special">(</span><span class="identifier">A</span> <span class="keyword">const</span> <span class="special">&</span> a<span class="special">)</span><span class="special">;</span></pre> +<p> + This is an overloaded member function, provided for convenience. It differs from + the above function only in what argument(s) it accepts. + </p> +</li> +<li class="listitem"> +<pre class="literallayout"><span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> A<span class="special">></span> <em class="replaceable"><code><span class="identifier">unspecified</span></code></em> <a name="id1497345-bb"></a><span class="keyword">operator</span><span class="special">=</span><span class="special">(</span><span class="identifier">A</span> <span class="special">&</span> a<span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre> +<p> + This is an overloaded member function, provided for convenience. It differs from + the above function only in what argument(s) it accepts. + </p> +</li> +<li class="listitem"> +<pre class="literallayout"><span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> A<span class="special">></span> <em class="replaceable"><code><span class="identifier">unspecified</span></code></em> <a name="id1497386-bb"></a><span class="keyword">operator</span><span class="special">=</span><span class="special">(</span><span class="identifier">A</span> <span class="keyword">const</span> <span class="special">&</span> a<span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre> +<p> + This is an overloaded member function, provided for convenience. It differs from + the above function only in what argument(s) it accepts. + </p> +</li> +<li class="listitem"> +<pre class="literallayout"><span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> A<span class="special">></span> <em class="replaceable"><code><span class="identifier">unspecified</span></code></em> <a name="id1497430-bb"></a><span class="keyword">operator</span><span class="special">[</span><span class="special">]</span><span class="special">(</span><span class="identifier">A</span> <span class="special">&</span> a<span class="special">)</span><span class="special">;</span></pre> +<p>Lazy subscript expression</p> +<div class="variablelist"><table border="0"> +<col align="left" valign="top"> +<tbody><tr> +<td><p><span class="term">Returns:</span></p></td> +<td><p>A new expression node representing the subscript operation.</p></td> +</tr></tbody> +</table></div> +</li> +<li class="listitem"> +<pre class="literallayout"><span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> A<span class="special">></span> <em class="replaceable"><code><span class="identifier">unspecified</span></code></em> <a name="id1497474-bb"></a><span class="keyword">operator</span><span class="special">[</span><span class="special">]</span><span class="special">(</span><span class="identifier">A</span> <span class="keyword">const</span> <span class="special">&</span> a<span class="special">)</span><span class="special">;</span></pre> +<p> + This is an overloaded member function, provided for convenience. It differs from + the above function only in what argument(s) it accepts. + </p> +</li> +<li class="listitem"> +<pre class="literallayout"><span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> A<span class="special">></span> <em class="replaceable"><code><span class="identifier">unspecified</span></code></em> <a name="id1497513-bb"></a><span class="keyword">operator</span><span class="special">[</span><span class="special">]</span><span class="special">(</span><span class="identifier">A</span> <span class="special">&</span> a<span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre> +<p> + This is an overloaded member function, provided for convenience. It differs from + the above function only in what argument(s) it accepts. + </p> +</li> +<li class="listitem"> +<pre class="literallayout"><span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> A<span class="special">></span> <em class="replaceable"><code><span class="identifier">unspecified</span></code></em> <a name="id1497554-bb"></a><span class="keyword">operator</span><span class="special">[</span><span class="special">]</span><span class="special">(</span><span class="identifier">A</span> <span class="keyword">const</span> <span class="special">&</span> a<span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre> +<p> + This is an overloaded member function, provided for convenience. It differs from + the above function only in what argument(s) it accepts. + </p> +</li> +<li class="listitem"> +<pre class="literallayout"><span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span><span class="special">...</span> A<span class="special">></span> <em class="replaceable"><code><span class="identifier">unspecified</span></code></em> <a name="id1497598-bb"></a><span class="keyword">operator</span><span class="special">(</span><span class="special">)</span><span class="special">(</span><span class="identifier">A</span> <span class="keyword">const</span> <span class="special">&</span><span class="special">...</span> a<span class="special">)</span><span class="special">;</span></pre> +<p>Lazy function call</p> +<div class="variablelist"><table border="0"> +<col align="left" valign="top"> +<tbody><tr> +<td><p><span class="term">Returns:</span></p></td> +<td><p>A new expression node representing the function call operation.</p></td> +</tr></tbody> +</table></div> +</li> +<li class="listitem"> +<pre class="literallayout"><span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span><span class="special">...</span> A<span class="special">></span> <em class="replaceable"><code><span class="identifier">unspecified</span></code></em> <a name="id1497647-bb"></a><span class="keyword">operator</span><span class="special">(</span><span class="special">)</span><span class="special">(</span><span class="identifier">A</span> <span class="keyword">const</span> <span class="special">&</span><span class="special">...</span> a<span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre> +<p> + This is an overloaded member function, provided for convenience. It differs from + the above function only in what argument(s) it accepts. + </p> +</li> +</ol></div> +</div> +</div> +</div> +<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr> +<td align="left"></td> +<td align="right"><div class="copyright-footer">Copyright © 2008 Eric Niebler<p> + Distributed under the Boost Software License, Version 1.0. (See accompanying + file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>) + </p> +</div></td> +</tr></table> +<hr> +<div class="spirit-nav"> +<a accesskey="p" href="is_proto_expr.html"><img src="../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../../proto/reference.html#header.boost.proto.extends_hpp"><img src="../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../../index.html"><img src="../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="extends/result.html"><img src="../../../../doc/src/images/next.png" alt="Next"></a> +</div> +</body> +</html> |