When Haskell was designed there was a bried discussion (if my memory serves me) to have import be a decl, so it could occur anywhere a normal declaration can occur. I kinda like the idea, but some people didn't and it never happened.
-- Lennart On Wed, Jan 14, 2009 at 3:12 PM, Neil Mitchell <[email protected]> wrote: > Hi > >> 1) In a Python string it is available the \U{name} escape, where name is >> a character name in the Unicode database. >> >> As an example: >> foo = u"abc\N{VULGAR FRACTION ONE HALF}" > > Hmm, looks nice, and sensible. But as soon as you've got \N{....} syntax I > want: > > "foo\E{show i}bar" > > i.e. embed expressions in strings. I think this would be fantastic. > >> 2) In Python it is possible to import modules inside a function. >> >> In Haskell something like: >> >> joinPath' root name = >> joinPath [root, name] >> importing System.FilePath (joinPath) > > Looks a bit ugly, but kind of useful. I'd make the syntax: > > joinPath' root name = joinPath [root,name] > where import System.FilePath(joinPath) > > It does mean you need to read an entire file to see what functions it > imports, but perhaps that is the way it should be. I could also > imagine a syntax: > > joinPath' root name = import.System.FilePath.joinPath [root,name] > > i.e. doing an import and use at the same time. > > Nice ideas, but they probably want implemented in a Haskell compiler > and using in real life before they are ready for Haskell' like > thoughts. > > Thanks > > Neil > _______________________________________________ > 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
