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<p class="MsoNormal">Hi everyone!<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span lang="EN-US">I know the fix language is not a programming language. But there are a few things I’m missing, which could make the fix language more usable and prevent from the costs of the creation of custom fix functions…
<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">I’m missing some kind of integer iteration. In MARC records for instance, we have enumeration and sequences. Therefore a integer iteration could help to do something like<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">marc_spec(363$8/0, my.sequal)<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">do iterate(start:1, end:10, method:++, offset:1, var:i)<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> if all_match(my.sequal, i)<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> #…<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> end<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">end <o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> <o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Another thing I’m missing is some kind of dynamic path manipulation. For instance I have some values within my data, which I want to be a new key:<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">got:<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">my.value = ‘dc_identifier’<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">now want:<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">my.dc_identifier = ‘some val’<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">I’d tried to write a fix for that like:<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">value_as_key(my.value, ‘some val’)<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">But with the emit* functions I found this not trivial. And I ask myself if this functionality could be implemented in the fix language itself.
</span>Something like <o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span lang="EN-US">set_field(my.{{my.value}}, ‘some val’)<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">would be great.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">And about the documentation of the fix functions: the Cheat Sheet is a central starting point when looking for fix functions. There should be provided links to the PODs. Not everyone is familiar with the module/namespace/documentation
system on CPAN or MetaCPAN. For instance in the cheat sheet I read<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">count("myarray") # count number of elements in an array or hash<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">And this is not very helpful and I have to know, that I have to google for ‘catmandu fix count’ to finally get to
<a href="https://metacpan.org/pod/Catmandu::Fix::count">https://metacpan.org/pod/Catmandu::Fix::count</a>.
<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Maybe all this is material for a discussion at a Catmandu workshop/meeting. Do you plan to have one in the near future?<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="mso-fareast-language:DE">Cheers!<o:p></o:p></span></p>
<p class="MsoNormal"><span style="mso-fareast-language:DE"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="mso-fareast-language:DE">Carsten<b><o:p></o:p></b></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
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