Cookbook/Compilers and interpreters
From HaskellWiki
(Difference between revisions)
(→GHC) |
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| Line 9: | Line 9: | ||
| compiling a file, without linking | | compiling a file, without linking | ||
| -c | | -c | ||
| - | |ghc -c Foo.hs --> Foo.hi, Foo.o | + | |<haskell>ghc -c Foo.hs --> Foo.hi, Foo.o</haskell> |
|} | |} | ||
Revision as of 08:36, 31 August 2009
1 GHC
| Problem | Solution | Examples |
|---|---|---|
| compiling a file, without linking | -c | ghc -c Foo.hs --> Foo.hi, Foo.o |
2 GHCi
| Problem | Solution | Examples |
|---|---|---|
| checking a definition | :i | Prelude> :i Monad class Monad m where (>>=) :: m a -> (a -> m b) -> m b (>>) :: m a -> m b -> m b return :: a -> m a fail :: String -> m a -- Defined in GHC.Base instance Monad Maybe -- Defined in Data.Maybe instance Monad IO -- Defined in GHC.IOBase instance Monad ((->) r) -- Defined in Control.Monad.Instances instance Monad [] -- Defined in GHC.Base |
| checking a type | :t | Prelude> :t "Hello" "Hello" :: [Char] Prelude> :t length length :: [a] -> Int |
3 Hugs
TODO
