14 May
2013
14 May
'13
7:36 p.m.
Check out this info http://en.wikibooks.org/wiki/Haskell/Hierarchical_libraries/Maybe On Tue, May 14, 2013 at 11:21 AM, Adrian May <adrian.alexander.may@gmail.com
wrote:
Hi there,
I have a really annoying scrap of code:
unmaybe Nothing = mempty unmaybe (Just dia) = dia
It happened because I'm using Diagrams but building my diagram requires looking something up in a list using findIndex, which returns Maybe Int.
How do I rid myself of this blotch?
TIA, Adrian.
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