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<p class="MsoNormal"><span style="font-size:11.0pt;color:black">Hi,</span><span style="color:black"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;color:black"> </span><span style="color:black"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;color:black">I am trying to write a matcher to change</span><span style="color:black"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;color:black"> </span><span style="color:black"><o:p></o:p></span></p>
<p class="MsoNormal" style="background:white"><span style="font-size:10.5pt;font-family:Helvetica;color:#1D2129">template <typename T></span><span style="color:black"><o:p></o:p></span></p>
<p class="MsoNormal" style="background:white"><span style="font-size:10.5pt;font-family:Helvetica;color:#1D2129">typename std::enable_if<std::is_reference<T>::value, bool>::type is_ref() { return true; }</span><span style="color:black"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;color:black"> </span><span style="color:black"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;color:black">to </span><span style="color:black"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;color:black"> </span><span style="color:black"><o:p></o:p></span></p>
<p class="MsoNormal" style="background:white"><span style="font-size:10.5pt;font-family:Helvetica;color:#1D2129">template <typename T></span><span style="color:black"><o:p></o:p></span></p>
<p class="MsoNormal" style="background:white"><span style="font-size:10.5pt;font-family:Helvetica;color:#1D2129">std::enable_if_t<std::is_reference<T>::value, bool> is_ref() { return true; }</span><span style="color:black"><o:p></o:p></span></p>
<p class="MsoNormal" style="background:white"><span style="font-size:10.5pt;font-family:Helvetica;color:#1D2129"> </span><span style="color:black"><o:p></o:p></span></p>
<p class="MsoNormal" style="background:white"><span style="font-size:10.5pt;font-family:Helvetica;color:#1D2129">I have been struggling to write a match for the “typename std::enable_if…” line.</span><span style="color:black"><o:p></o:p></span></p>
<p class="MsoNormal" style="background:white"><span style="font-size:10.5pt;font-family:Helvetica;color:#1D2129">I am able to match the template <…> line using “typeAliasTemplateDecl” and perhaps just retrieve the next line and check if it has “typename …”.</span><span style="color:black"><o:p></o:p></span></p>
<p class="MsoNormal" style="background:white"><span style="font-size:10.5pt;font-family:Helvetica;color:#1D2129">I was wondering if you could give me pointers to write a better matcher?</span><span style="color:black"><o:p></o:p></span></p>
<p class="MsoNormal" style="background:white"><span style="font-size:10.5pt;font-family:Helvetica;color:#1D2129"> </span><span style="color:black"><o:p></o:p></span></p>
<p class="MsoNormal" style="background:white"><span style="font-size:10.5pt;font-family:Helvetica;color:#1D2129"> </span><span style="color:black"><o:p></o:p></span></p>
<p class="MsoNormal" style="background:white"><span style="font-size:10.5pt;font-family:Helvetica;color:#1D2129">Thanks,</span><span style="color:black"><o:p></o:p></span></p>
<p class="MsoNormal" style="background:white"><span style="font-size:10.5pt;font-family:Helvetica;color:#1D2129">David Lai</span><span style="color:black"><o:p></o:p></span></p>
<p class="MsoNormal" style="background:white"><span style="font-size:10.5pt;font-family:Helvetica;color:#1D2129"> </span><span style="color:black"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;color:black"> </span><span style="color:black"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
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