Copyright | Gracjan Polak 2009 |
---|---|
License | BSD3 |
Maintainer | Jack Kelly <jack@jackkelly.name> |
Stability | stable |
Portability | portable |
Safe Haskell | Safe |
Language | Haskell2010 |
Acme.Dont
Description
Provides the indispensable don't command, ported from Perl. It is used exactly like the do monadic construct except that, instead of executing the block it controls, it... well... doesn't.
- For more information see influential documentation: http://search.cpan.org/~dconway/Acme-Don-t-1.01/t.pm
Usage:
main = don't $ do name <- getLine putStrLn $ "hello " ++ name
Synopsis
- don't :: Applicative f => f a -> f ()
Documentation
don't :: Applicative f => f a -> f () Source #
Do not execute the argument.