[Haskell-cafe] Re: Weird ghci behaviour?
bulat.ziganshin at gmail.com
Wed Nov 14 04:30:27 EST 2007
Wednesday, November 14, 2007, 11:28:23 AM, you wrote:
> I can think of some other possibilities:
> (a) It would be possible to record in the .hi file the fact that
> there originally *was* a top-level 'x', and so produce the message
> you suggest. But it'd be one more thing to implement, document, and maintain.
and this will increase amount of recompilation for large projects
> (b) We could decide *never* to use compiled modules (M.o) for
> home-package modules, but only for other-package modules. Then at
> least all the home-package modules would have their names in scope.
> So the home package would be always interpreted. (The home package
> is the modules of your current project, not installed as a
> "package".) This'd be pretty easy.
it may be great if such behavior enabled by some option, such as
-force-recomp. in many cases, we need to run compiled code inside ghci
how about such variant?
d) when printing message about undefined symbol, add note about
"Symbol `x` undefined; if it's a top-level symbol in some loaded
module M, please reload this module source-wise: :load M.hs"
and implement directive ":load M.hs" as interpreted loading of the
Bulat mailto:Bulat.Ziganshin at gmail.com
More information about the Haskell-Cafe