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<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt">Hi,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt">I’ve started working on various helper tools that can give user answers during code building.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt">Answers to questions like:<o:p></o:p></span></p>
<ul style="margin-top:0cm" type="disc">
<li class="MsoListParagraph" style="margin-left:0cm;mso-list:l0 level1 lfo1"><span lang="EN-US" style="font-size:11.0pt">What is actual instructions count<o:p></o:p></span></li><li class="MsoListParagraph" style="margin-left:0cm;mso-list:l0 level1 lfo1"><span lang="EN-US" style="font-size:11.0pt">What is actual/max depts of the stack<o:p></o:p></span></li><li class="MsoListParagraph" style="margin-left:0cm;mso-list:l0 level1 lfo1"><span lang="EN-US" style="font-size:11.0pt">Which locals have been used<o:p></o:p></span></li><li class="MsoListParagraph" style="margin-left:0cm;mso-list:l0 level1 lfo1"><span lang="EN-US" style="font-size:11.0pt">What kinds or exact types are at locals<o:p></o:p></span></li><li class="MsoListParagraph" style="margin-left:0cm;mso-list:l0 level1 lfo1"><span lang="EN-US" style="font-size:11.0pt">What kinds or exact types are on stack<o:p></o:p></span></li><li class="MsoListParagraph" style="margin-left:0cm;mso-list:l0 level1 lfo1"><span lang="EN-US" style="font-size:11.0pt">Show me a log of all instructions<o:p></o:p></span></li><li class="MsoListParagraph" style="margin-left:0cm;mso-list:l0 level1 lfo1"><span lang="EN-US" style="font-size:11.0pt">…<o:p></o:p></span></li></ul>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt">Each of this question has specific use case and calculation of each answer scarifies different amount of resources.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt">Unfortunately implementation of tool answering any of the above questions requires:<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt">- either heavy use of BufferedCodeBuilder (and complicate existing building or transformation blocks a lot)<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt">- or hacking into CodeBuilder(s) implementation<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt">I would like to propose a similar approach as Linux “tee” tool does, so user can attach another consumer of the CodeElements passed to the CodeBuilder.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt">It might be just a single method in CodeBuilder:<o:p></o:p></span></p>
<p class="MsoNormal" style="background:white"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#336BDD;mso-fareast-language:EN-GB">   
</span><span style="font-size:10.0pt;font-family:"Courier New";color:#336BDD;mso-fareast-language:EN-GB">default</span><span style="font-size:10.0pt;font-family:"Courier New";color:black;mso-fareast-language:EN-GB">
</span><span style="font-size:10.0pt;font-family:"Courier New";color:#336BDD;mso-fareast-language:EN-GB">void</span><span style="font-size:10.0pt;font-family:"Courier New";color:black;mso-fareast-language:EN-GB">
<b>tee</b>(Consumer<CodeElement> </span><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:black;mso-fareast-language:EN-GB">secondListener</span><span style="font-size:10.0pt;font-family:"Courier New";color:black;mso-fareast-language:EN-GB">,
 Consumer<CodeBuilder> handler) {<o:p></o:p></span></p>
<p class="MsoNormal" style="background:white"><span style="font-size:10.0pt;font-family:"Courier New";color:black;mso-fareast-language:EN-GB">        handler.accept(</span><span style="font-size:10.0pt;font-family:"Courier New";color:#336BDD;mso-fareast-language:EN-GB">new</span><span style="font-size:10.0pt;font-family:"Courier New";color:black;mso-fareast-language:EN-GB">
 TeeCodeBuilder(</span><span style="font-size:10.0pt;font-family:"Courier New";color:#336BDD;mso-fareast-language:EN-GB">this</span><span style="font-size:10.0pt;font-family:"Courier New";color:black;mso-fareast-language:EN-GB">,
</span><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:black;mso-fareast-language:EN-GB">secondListener</span><span style="font-size:10.0pt;font-family:"Courier New";color:black;mso-fareast-language:EN-GB">));<o:p></o:p></span></p>
<p class="MsoNormal" style="background:white"><span style="font-size:10.0pt;font-family:"Courier New";color:black;mso-fareast-language:EN-GB">    }<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt">Use case may then look for example like this:<o:p></o:p></span></p>
<pre style="background:white"><span style="color:black">        </span><span class="literal"><span style="color:#336BDD">var</span></span><span style="color:black"> stackCounter = ...</span><span class="comment"><span style="color:#969696">//custom computation tool</span></span><span style="color:black"><o:p></o:p></span></pre>
<pre style="background:white"><span style="color:black">        <span class="st0"><i>codeBuilder</i></span>.<span class="st0"><i>tee</i></span>(stackCounter, cb -> {<o:p></o:p></span></pre>
<pre style="background:white"><span style="color:black">            ... </span><span class="comment"><span style="color:#969696">//block of instructions to be counted</span></span><span style="color:black"><o:p></o:p></span></pre>
<pre style="background:white"><span style="color:black">        });<o:p></o:p></span></pre>
<pre style="background:white"><span style="color:black">        stackCounter.<span class="st0"><i>actual</i></span>();<o:p></o:p></span></pre>
<pre style="background:white"><span style="color:black">        stackCounter.<span class="st0"><i>max</i></span>();<o:p></o:p></span></pre>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt">What do you think about this CodeBuilder hook for various instructions-consuming computation tools?<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt">Thanks,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt">Adam<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt"><o:p> </o:p></span></p>
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