This would be a big boon to newbies. When I first started using the library I would get big errors using $= that were because I didn't have parenthesis I needed, but didn't realize I needed, despite the fact that the types seemed to line up.
On Sat, Oct 15, 2011 at 12:40 PM, Michael Snoyman <[email protected]> wrote: > On Sat, Oct 15, 2011 at 4:59 PM, John Millikin <[email protected]> wrote: >> A user recently suggested changing the associativity of ($=) from [[ >> infixr 0 ]] to [[ infixl 1 ]]. This allows the following expressions >> to be equivalent: >> >> run $ enumerator $$ enumeratee =$ enumeratee =$ iteratee >> run $ enumerator $= enumeratee $$ enumeratee =$ iteratee >> run $ enumerator $= enumeratee $= enumeratee $$ iteratee >> >> Although this is technically a backward-incompatible change, I feel >> it's small enough that it could go in a minor release *if nobody >> depends on the current behavior*. >> >> So, if anybody using 'enumerator' will have code broken by this >> change, please speak up. If I don't hear anything in a week or so, >> I'll assume it's all clear and will cut the new release. >> >> ------------------------- >> >> Second, I was asked whether there's a mailing list for enumerator >> stuff. To my knowledge there isn't, so I started one on librelist. To >> subscribe and/or post, send an email to >> [email protected] . Archives are available at >> http://librelist.com/browser/haskell.enumerator/ . I plan to make >> release announcements there (for releases not important enough for >> haskell-cafe), and it might be useful for general discussion. >> > > I'm strongly in favor of this change, the current associativity has > caused me to litter some code with a few too many parentheses. > > Michael > > _______________________________________________ > Haskell-Cafe mailing list > [email protected] > http://www.haskell.org/mailman/listinfo/haskell-cafe > _______________________________________________ Haskell-Cafe mailing list [email protected] http://www.haskell.org/mailman/listinfo/haskell-cafe
