hstidy

Takes haskell source on stdin, parses it, then prettyprints it to stdout.

hstidy reads haskell source from stdin, then parses and prettyprints it to stdout. hstidy accepts not only modules as a parseable unit, but expressions and patterns as well. Haddock docs are located at http://code.haskell.org/~morrow/code/haskell/hstidy/docs/