ceph/src/boost/libs/proto/doc/reference/functional/fusion/at.xml

   1 <?xml version="1.0" encoding="utf-8"?>
   2 <!--
   3   Copyright 2012 Eric Niebler
   4
   5   Distributed under the Boost
   6   Software License, Version 1.0. (See accompanying
   7   file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
   8   -->
   9 <header name="boost/proto/functional/fusion/at.hpp">
  10   <para>Includes Proto callable <computeroutput><classname>boost::proto::functional::at</classname></computeroutput>.</para>
  11
  12   <namespace name="boost">
  13     <namespace name="proto">
  14       <namespace name="functional">
  15
  16         <!-- proto::functional::at -->
  17         <struct name="at">
  18           <purpose>A <conceptname>PolymorphicFunctionObject</conceptname> type that invokes the
  19             <computeroutput>fusion::at()</computeroutput> accessor function on its arguments.</purpose>
  20           <description>
  21             <para>
  22               A <conceptname>PolymorphicFunctionObject</conceptname> type that invokes the
  23               <computeroutput>fusion::at()</computeroutput> accessor function on its arguments.</para>
  24           </description>
  25           <inherit>
  26             <type><classname>proto::callable</classname></type>
  27           </inherit>
  28           <struct-specialization name="result">
  29             <template>
  30               <template-type-parameter name="This"/>
  31               <template-type-parameter name="Seq"/>
  32               <template-type-parameter name="N"/>
  33             </template>
  34             <specialization>
  35               <template-arg>This(Seq, N)</template-arg>
  36             </specialization>
  37             <inherit>
  38               <type>fusion::result_of::at&lt;
  39       typename boost::remove_reference&lt;Seq&gt;::type
  40     , typename boost::remove_const&lt;typename boost::remove_reference&lt;N&gt;::type&gt;::type
  41   &gt;</type>
  42             </inherit>
  43           </struct-specialization>
  44           <method-group name="public member functions">
  45             <method name="operator()" cv="const">
  46               <type>typename fusion::result_of::at&lt; Seq, N &gt;::type</type>
  47               <template>
  48                 <template-type-parameter name="Seq"/>
  49                 <template-type-parameter name="N"/>
  50               </template>
  51               <parameter name="seq">
  52                 <paramtype>Seq &amp;</paramtype>
  53               </parameter>
  54               <parameter name="n">
  55                 <paramtype>N const &amp;</paramtype>
  56               </parameter>
  57               <returns>
  58                 <para><computeroutput>fusion::at&lt;N&gt;(seq)</computeroutput></para>
  59               </returns>
  60             </method>
  61             <method name="operator()" cv="const">
  62               <type>typename fusion::result_of::at&lt; Seq const, N &gt;::type</type>
  63               <template>
  64                 <template-type-parameter name="Seq"/>
  65                 <template-type-parameter name="N"/>
  66               </template>
  67               <parameter name="seq">
  68                 <paramtype>Seq const &amp;</paramtype>
  69               </parameter>
  70               <parameter name="n">
  71                 <paramtype>N const &amp;</paramtype>
  72               </parameter>
  73               <returns>
  74                 <para><computeroutput>fusion::at&lt;N&gt;(seq)</computeroutput></para>
  75               </returns>
  76             </method>
  77           </method-group>
  78         </struct>
  79
  80       </namespace>
  81     </namespace>
  82   </namespace>
  83 </header>