From: Michel Demazure <michel@...>
Date: 2010-12-31T19:12:00+09:00
Subject: a common idiom

I often have to write something like

some_enumerator.collect ... # or collect.with_index ...
....
next if ...
...
end.reject(&:nil?)

Is there a better way to do a "collect_unless_nil", avoiding the double
processing ?
_md

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