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<p class="MsoNormal"><span style="mso-fareast-language:EN-US">I am now getting lots of email from GitLab, and I’m trying to figure out what they all mean.  They come in various forms. 
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="mso-fareast-language:EN-US">Here’s one puzzler: 
<o:p></o:p></span></p>
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<li class="MsoListParagraph" style="margin-left:0cm;mso-list:l0 level1 lfo1"><span style="mso-fareast-language:EN-US">what does the email below mean?  Is it a new merge request?<o:p></o:p></span></li><li class="MsoListParagraph" style="margin-left:0cm;mso-list:l0 level1 lfo1"><span style="mso-fareast-language:EN-US">what is the “!77”?<o:p></o:p></span></li><li class="MsoListParagraph" style="margin-left:0cm;mso-list:l0 level1 lfo1"><span style="mso-fareast-language:EN-US">What does “</span><i><span lang="EN" style="color:#777777">RyanGlScott/ghc:wip/T16133 → ghc/ghc:master”
</span></i><span style="mso-fareast-language:EN-US">mean?<o:p></o:p></span></li></ul>
<p class="MsoNormal"><span style="mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="mso-fareast-language:EN-US">Simon<o:p></o:p></span></p>
<p class="MsoNormal"><span style="mso-fareast-language:EN-US"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b><span lang="EN-US">From:</span></b><span lang="EN-US"> Ryan Scott <gitlab@gitlab.haskell.org>
<br>
<b>Sent:</b> 05 January 2019 17:46<br>
<b>To:</b> Simon Peyton Jones <simonpj@microsoft.com><br>
<b>Subject:</b> Glasgow Haskell Compiler | Fix #16133 by checking for TypeApplications in rnExpr (!77)<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="details"><i><span lang="EN" style="color:#777777">Project:Branches: RyanGlScott/ghc:wip/T16133 → ghc/ghc:master
<o:p></o:p></span></i></p>
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<p><span lang="EN">We had a validity check, </span><code><span lang="EN" style="font-size:10.0pt">typeAppErr</span></code><span lang="EN">, for visible
<em><span style="font-family:"Calibri",sans-serif">kind</span></em> applications (in
</span><code><span lang="EN" style="font-size:10.0pt">rnHsTyKi</span></code><span lang="EN">), but didn't extend the same treatment to visible
<em><span style="font-family:"Calibri",sans-serif">type</span></em> applications (in
</span><code><span lang="EN" style="font-size:10.0pt">rnExpr</span></code><span lang="EN">). Easily fixed by also invoking
</span><code><span lang="EN" style="font-size:10.0pt">typeAppErr</span></code><span lang="EN"> from
</span><code><span lang="EN" style="font-size:10.0pt">rnExpr</span></code><span lang="EN">.<o:p></o:p></span></p>
<p><span lang="EN">Fixes <a href="https://nam06.safelinks.protection.outlook.com/?url=https%3A%2F%2Fghc.haskell.org%2Ftrac%2Fghc%2Fticket%2F16133&data=02%7C01%7Csimonpj%40microsoft.com%7Cbf82903cc44a4d36b9fc08d673359a05%7C72f988bf86f141af91ab2d7cd011db47%7C1%7C0%7C636823071390233674&sdata=1C1YifOb243Ttrz97KqtnAEr9yH0R17qZr0yh%2FgKKRU%3D&reserved=0" target="_blank">
https://ghc.haskell.org/trac/ghc/ticket/16133</a>.<o:p></o:p></span></p>
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<p><span lang="EN" style="font-size:12.0pt;color:#777777">— <br>
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