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Split Utility/IdentityType and Functional/OverloadedFunction tests into smaller tests.
Updated docs for ScopeExit, LocalFunction, Utility/IdentityType, and Functional/OverloadedFunction. [SVN r77484]
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<a class="link" href="overloaded_function.html" title="Class template overloaded_function">overloaded_function</a><span class="special"><</span> <span class="identifier">__function_type__</span><span class="special"><</span> <span class="identifier">F1</span> <span class="special">></span><span class="special">,</span> <span class="identifier">__function_type__</span><span class="special"><</span> <span class="identifier">F2</span> <span class="special">></span><span class="special">,</span><span class="special">...</span><span class="special">></span>
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<span class="identifier">make_overloaded_function</span><span class="special">(</span><span class="identifier">F1</span> f1<span class="special">,</span> <span class="identifier">F2</span> f2<span class="special">,</span> <span class="special">...</span><span class="special">)</span><span class="special">;</span></pre></div>
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<div class="refsect1">
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<a name="id832964"></a><h2>Description</h2>
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<a name="id871843"></a><h2>Description</h2>
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<p>This function template creates and returns an <code class="computeroutput"><code class="computeroutput"><a class="link" href="overloaded_function.html" title="Class template overloaded_function">overloaded_function</a></code></code> function object that overloads all the specified functions <code class="computeroutput">f1</code>, <code class="computeroutput">f2</code>, etc.</p>
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<p>The function types are internally determined from the template parameter types so they do not need to be explicitly specified. Therefore, this function template usually has a more concise syntax when compared with <code class="computeroutput"><code class="computeroutput"><a class="link" href="overloaded_function.html" title="Class template overloaded_function">overloaded_function</a></code></code>. This is especially useful when the explicit type of the returned <code class="computeroutput"><code class="computeroutput"><a class="link" href="overloaded_function.html" title="Class template overloaded_function">overloaded_function</a></code></code> does not need to be known (e.g., when used with Boost.Typeof's <code class="computeroutput">BOOST_AUTO</code> (or C++11 <code class="computeroutput">auto</code>) or when the overloaded function object is handled using a function template parameter, see the <a class="link" href="../boost_functional_overloadedfunction/Tutorial.html" title="Tutorial">Tutorial</a> section).</p>
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<p>The maximum number of functions to overload is given by the <code class="computeroutput"><code class="computeroutput"><a class="link" href="../BOOST_FUNCTIONAL_OVERLOADED_FUNCTION_CONFIG_OVERLOAD_MAX.html" title="Macro BOOST_FUNCTIONAL_OVERLOADED_FUNCTION_CONFIG_OVERLOAD_MAX">BOOST_FUNCTIONAL_OVERLOADED_FUNCTION_CONFIG_OVERLOAD_MAX</a></code></code> configuration macro.</p>
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@ -35,19 +35,19 @@
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<span class="keyword">class</span> <a class="link" href="overloaded_function.html" title="Class template overloaded_function">overloaded_function</a> <span class="special">{</span>
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<span class="keyword">public</span><span class="special">:</span>
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<span class="comment">// <a class="link" href="overloaded_function.html#boost.overloaded_functionconstruct-copy-destruct">construct/copy/destruct</a></span>
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<a class="link" href="overloaded_function.html#id294124-bb"><span class="identifier">overloaded_function</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">function</span><span class="special"><</span> <span class="identifier">F1</span> <span class="special">></span> <span class="special">&</span><span class="special">,</span>
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<a class="link" href="overloaded_function.html#id299641-bb"><span class="identifier">overloaded_function</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">function</span><span class="special"><</span> <span class="identifier">F1</span> <span class="special">></span> <span class="special">&</span><span class="special">,</span>
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<span class="keyword">const</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">function</span><span class="special"><</span> <span class="identifier">F2</span> <span class="special">></span> <span class="special">&</span><span class="special">,</span> <span class="special">...</span><span class="special">)</span><span class="special">;</span>
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<span class="comment">// <a class="link" href="overloaded_function.html#id294054-bb">public member functions</a></span>
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<span class="comment">// <a class="link" href="overloaded_function.html#id299571-bb">public member functions</a></span>
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<span class="identifier">boost</span><span class="special">::</span><span class="identifier">function_traits</span><span class="special"><</span> <span class="identifier">F1</span> <span class="special">></span><span class="special">::</span><span class="identifier">result_type</span>
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<a class="link" href="overloaded_function.html#id294056-bb"><span class="keyword">operator</span><span class="special">(</span><span class="special">)</span></a><span class="special">(</span><span class="keyword">typename</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">function_traits</span><span class="special"><</span> <span class="identifier">F1</span> <span class="special">></span><span class="special">::</span><span class="identifier">arg1_type</span><span class="special">,</span>
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<a class="link" href="overloaded_function.html#id299574-bb"><span class="keyword">operator</span><span class="special">(</span><span class="special">)</span></a><span class="special">(</span><span class="keyword">typename</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">function_traits</span><span class="special"><</span> <span class="identifier">F1</span> <span class="special">></span><span class="special">::</span><span class="identifier">arg1_type</span><span class="special">,</span>
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<span class="keyword">typename</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">function_traits</span><span class="special"><</span> <span class="identifier">F1</span> <span class="special">></span><span class="special">::</span><span class="identifier">arg2_type</span><span class="special">,</span> <span class="special">...</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
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<span class="identifier">boost</span><span class="special">::</span><span class="identifier">function_traits</span><span class="special"><</span> <span class="identifier">F2</span> <span class="special">></span><span class="special">::</span><span class="identifier">result_type</span>
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<a class="link" href="overloaded_function.html#id294083-bb"><span class="keyword">operator</span><span class="special">(</span><span class="special">)</span></a><span class="special">(</span><span class="keyword">typename</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">function_traits</span><span class="special"><</span> <span class="identifier">F2</span> <span class="special">></span><span class="special">::</span><span class="identifier">arg1_type</span><span class="special">,</span>
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<a class="link" href="overloaded_function.html#id299600-bb"><span class="keyword">operator</span><span class="special">(</span><span class="special">)</span></a><span class="special">(</span><span class="keyword">typename</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">function_traits</span><span class="special"><</span> <span class="identifier">F2</span> <span class="special">></span><span class="special">::</span><span class="identifier">arg1_type</span><span class="special">,</span>
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<span class="keyword">typename</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">function_traits</span><span class="special"><</span> <span class="identifier">F2</span> <span class="special">></span><span class="special">::</span><span class="identifier">arg2_type</span><span class="special">,</span> <span class="special">...</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
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<span class="special">}</span><span class="special">;</span></pre></div>
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<div class="refsect1">
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<a name="id832217"></a><h2>Description</h2>
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<a name="id870004"></a><h2>Description</h2>
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<p>This function object aggregates together calls to functions of all the specified function types <code class="computeroutput">F1</code>, <code class="computeroutput">F2</code>, etc. The specified function types must have distinct parameters from one another and they must be in the following format (which is the Boost.Function preferred syntax): </p>
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<pre class="programlisting"> <span class="identifier">result_type</span> <span class="special">(</span><span class="identifier">argument1_type</span><span class="special">,</span> <span class="identifier">argumgnet2_type</span><span class="special">,</span> <span class="special">...</span><span class="special">)</span>
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</pre>
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<p>The maximum number of functions to overload is given by the <code class="computeroutput"><a class="link" href="../BOOST_FUNCTIONAL_OVERLOADED_FUNCTION_CONFIG_OVERLOAD_MAX.html" title="Macro BOOST_FUNCTIONAL_OVERLOADED_FUNCTION_CONFIG_OVERLOAD_MAX">BOOST_FUNCTIONAL_OVERLOADED_FUNCTION_CONFIG_OVERLOAD_MAX</a></code> configuration macro. The maximum number of function parameters for each of the specified function types is given by the <code class="computeroutput"><a class="link" href="../BOOST_FUNCTIONAL_OVERLOADED_FUNCTION_CONFIG_ARITY_MAX.html" title="Macro BOOST_FUNCTIONAL_OVERLOADED_FUNCTION_CONFIG_ARITY_MAX">BOOST_FUNCTIONAL_OVERLOADED_FUNCTION_CONFIG_ARITY_MAX</a></code> configuration macro.</p>
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<p><span class="bold"><strong>See:</strong></span> <a class="link" href="../boost_functional_overloadedfunction/Tutorial.html" title="Tutorial">Tutorial</a> section, <code class="computeroutput"><a class="link" href="make_overloaded_function.html" title="Function template make_overloaded_function">make_overloaded_function</a></code>, <code class="computeroutput"><a class="link" href="../BOOST_FUNCTIONAL_OVERLOADED_FUNCTION_CONFIG_OVERLOAD_MAX.html" title="Macro BOOST_FUNCTIONAL_OVERLOADED_FUNCTION_CONFIG_OVERLOAD_MAX">BOOST_FUNCTIONAL_OVERLOADED_FUNCTION_CONFIG_OVERLOAD_MAX</a></code>, <code class="computeroutput"><a class="link" href="../BOOST_FUNCTIONAL_OVERLOADED_FUNCTION_CONFIG_ARITY_MAX.html" title="Macro BOOST_FUNCTIONAL_OVERLOADED_FUNCTION_CONFIG_ARITY_MAX">BOOST_FUNCTIONAL_OVERLOADED_FUNCTION_CONFIG_ARITY_MAX</a></code>, Boost.Function. </p>
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<div class="refsect2">
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<a name="id832337"></a><h3>
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<a name="id871216"></a><h3>
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<a name="boost.overloaded_functionconstruct-copy-destruct"></a><code class="computeroutput">overloaded_function</code>
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public
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construct/copy/destruct</h3>
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<div class="orderedlist"><ol class="orderedlist" type="1"><li class="listitem">
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<pre class="literallayout"><a name="id294124-bb"></a><span class="identifier">overloaded_function</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">function</span><span class="special"><</span> <span class="identifier">F1</span> <span class="special">></span> <span class="special">&</span><span class="special">,</span>
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<pre class="literallayout"><a name="id299641-bb"></a><span class="identifier">overloaded_function</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">function</span><span class="special"><</span> <span class="identifier">F1</span> <span class="special">></span> <span class="special">&</span><span class="special">,</span>
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<span class="keyword">const</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">function</span><span class="special"><</span> <span class="identifier">F2</span> <span class="special">></span> <span class="special">&</span><span class="special">,</span> <span class="special">...</span><span class="special">)</span><span class="special">;</span></pre>Construct the overloaded function object. <p>Any function pointer, function reference, and monomorphic function object that can be converted to a <code class="computeroutput">boost::function</code> function object can be specified as parameter. </p>
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</li></ol></div>
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</div>
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<div class="refsect2">
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<a name="id832462"></a><h3>
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<a name="id294054-bb"></a><code class="computeroutput">overloaded_function</code> public member functions</h3>
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<a name="id871341"></a><h3>
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<a name="id299571-bb"></a><code class="computeroutput">overloaded_function</code> public member functions</h3>
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<div class="orderedlist"><ol class="orderedlist" type="1">
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<li class="listitem">
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<pre class="literallayout"><span class="identifier">boost</span><span class="special">::</span><span class="identifier">function_traits</span><span class="special"><</span> <span class="identifier">F1</span> <span class="special">></span><span class="special">::</span><span class="identifier">result_type</span>
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<a name="id294056-bb"></a><span class="keyword">operator</span><span class="special">(</span><span class="special">)</span><span class="special">(</span><span class="keyword">typename</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">function_traits</span><span class="special"><</span> <span class="identifier">F1</span> <span class="special">></span><span class="special">::</span><span class="identifier">arg1_type</span><span class="special">,</span>
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<a name="id299574-bb"></a><span class="keyword">operator</span><span class="special">(</span><span class="special">)</span><span class="special">(</span><span class="keyword">typename</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">function_traits</span><span class="special"><</span> <span class="identifier">F1</span> <span class="special">></span><span class="special">::</span><span class="identifier">arg1_type</span><span class="special">,</span>
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<span class="keyword">typename</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">function_traits</span><span class="special"><</span> <span class="identifier">F1</span> <span class="special">></span><span class="special">::</span><span class="identifier">arg2_type</span><span class="special">,</span> <span class="special">...</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre>Call operator matching the signature of the function type specified as 1st template parameter. <p>This will in turn invoke the call operator of the 1st function passed to the constructor. </p>
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</li>
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<li class="listitem">
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<pre class="literallayout"><span class="identifier">boost</span><span class="special">::</span><span class="identifier">function_traits</span><span class="special"><</span> <span class="identifier">F2</span> <span class="special">></span><span class="special">::</span><span class="identifier">result_type</span>
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<a name="id294083-bb"></a><span class="keyword">operator</span><span class="special">(</span><span class="special">)</span><span class="special">(</span><span class="keyword">typename</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">function_traits</span><span class="special"><</span> <span class="identifier">F2</span> <span class="special">></span><span class="special">::</span><span class="identifier">arg1_type</span><span class="special">,</span>
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<a name="id299600-bb"></a><span class="keyword">operator</span><span class="special">(</span><span class="special">)</span><span class="special">(</span><span class="keyword">typename</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">function_traits</span><span class="special"><</span> <span class="identifier">F2</span> <span class="special">></span><span class="special">::</span><span class="identifier">arg1_type</span><span class="special">,</span>
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<span class="keyword">typename</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">function_traits</span><span class="special"><</span> <span class="identifier">F2</span> <span class="special">></span><span class="special">::</span><span class="identifier">arg2_type</span><span class="special">,</span> <span class="special">...</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre>Call operator matching the signature of the function type specified as 2nd template parameter. <p>This will in turn invoke the call operator of the 2nd function passed to the constructor.</p>
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<p><span class="bold"><strong>Note:</strong></span> Similar call operators are present for all specified function types <code class="computeroutput">F1</code>, <code class="computeroutput">F2</code>, etc (even if not exhaustively listed by this documentation). </p>
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</li>
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