[Haskell-beginners] What is operator :| ?

[Tony Morris]

It is the constructor for a non-empty list (Data.List.NonEmpty).

http://hackage.haskell.org/package/semigroups-0.12.2/docs/Data-List-NonEmpty.html


On Fri, Mar 28, 2014 at 3:54 PM, John M. Dlugosz
<ngnr63q02 at sneakemail.com>wrote:

> http://www.haskell.org/haskellwiki/Typeclassopedia  under §8.1,
>
>         sconcat = sconcat (a :| as) = go a as where
>
> What is the meaning of :| ?
> I see it is really in the cited module source, not a typo on the page.
>
> More generally, is there some effective way to search for non-alphabetical
> Haskell things?  Google just ignores the "punctuation".
>
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