Difference between revisions of "Restrict type of monadic binding"
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(part of "do notation considered harmful" which can be seen as a proposal) |
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the type of the monadic binding combinator (>>) should be restricted to |
the type of the monadic binding combinator (>>) should be restricted to |
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<haskell> |
<haskell> |
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Revision as of 07:24, 5 November 2007
According to Do notation considered harmful#Safety the type of the monadic binding combinator (>>) should be restricted to
(>>) :: m () -> m a -> m a
This way, you can omit _ <- only if the monadic return value has type ().