language-python-0.2: Parsing and pretty printing of Python code. Source code Contents Index

Language.Python.Common.Pretty Portability ghc Stability experimental Maintainer bjpop@csse.unimelb.edu.au

Description

Convenience class for pretty printing combinators.

Synopsis

class Pretty a where pretty :: a -> Doc prettyText :: Pretty a => a -> String prettyPrefix :: Pretty a => Int -> a -> Doc parensIf :: Pretty a => (a -> Bool) -> a -> Doc perhaps :: Pretty a => Maybe a -> Doc -> Doc commaList :: Pretty a => [a] -> Doc

Documentation

class Pretty a where Source

All types which can be transformed into a Doc. Methods pretty :: a -> Doc Source Instances Pretty Bool Pretty Double Pretty Int Pretty Integer Pretty String Pretty SrcSpan Pretty SrcLocation Pretty Token Pretty ParseError Pretty a => Pretty (Maybe a) Pretty (AssignOp a) Pretty (Op a) Pretty (Slice a) Pretty (Expr a) Pretty (CompIter a) Pretty (CompIf a) Pretty (CompFor a) Pretty (ExceptClause a) Pretty (Handler a) Pretty (Argument a) Pretty (ParamTuple a) Pretty (Parameter a) Pretty (Decorator a) Pretty (RaiseExpr a) Pretty (Statement a) Pretty (ImportRelative a) Pretty (FromItems a) Pretty (FromItem a) Pretty (ImportItem a) Pretty (Module a) Pretty (Ident a) Pretty t => Pretty (Comprehension t a)

prettyText :: Pretty a => a -> String Source

Transform values into strings.

prettyPrefix :: Pretty a => Int -> a -> Doc Source

Print just the prefix of something

parensIf :: Pretty a => (a -> Bool) -> a -> Doc Source

Conditionally wrap parentheses around an item.

perhaps :: Pretty a => Maybe a -> Doc -> Doc Source

commaList :: Pretty a => [a] -> Doc Source

A list of things separated by commas.

Produced by Haddock version 2.4.2