On Mon, Sep 19, 2011 at 4:26 PM, Richard Cobbe <co...@ccs.neu.edu> wrote: > I'm trying to sort a list of Text values using a collator obtained from the > Text.Data.ICU.Collate module in the text-icu package on Hackage. > Unfortunately, I can't use the normal Data.List.sortBy function with one of > these collators, because the collators return (IO Ordering), not Ordering. > > It's easy to write sortWithCollator :: [Text] -> IO [Text], but I'd rather > not have to. I haven't been able to find library support for this anywhere > -- am I overlooking it, or do I need to write the sort function myself?
Hi Richard, You want to use freeze[1] to get an immutable collator, and then use the pure collate[2] function. Michael [1] http://hackage.haskell.org/packages/archive/text-icu/0.6.3.4/doc/html/Data-Text-ICU-Collate.html#v:freeze [2] http://hackage.haskell.org/packages/archive/text-icu/0.6.3.4/doc/html/Data-Text-ICU.html#v:collate _______________________________________________ Haskell-Cafe mailing list Haskell-Cafe@haskell.org http://www.haskell.org/mailman/listinfo/haskell-cafe
