force results inside withHaskellFile
force results inside withHaskellFile


withUTF8FileContents now closes the file, so we need to force what we're
computing from the contents before it's gone.

20080614160707-b47d3-35874b5db4187324711aeabd0f60d1b14a11b644.gz

dcreager/cabal,dcreager/cabal