Language.Haskell.GHC.ExactPrint.Preprocess

This module provides support for CPP, interpreter directives and line pragmas.

Documentation

stripLinePragmas :: String -> (String, [LEpaComment])

Remove GHC style line pragams ({-# LINE .. #-}) and convert them into comments.

getCppTokensAsComments

Arguments

:: GhcMonad m

=> CppOptions

Preprocessor Options

-> FilePath

Path to source file

-> m [LEpaComment]

Replacement for original getRichTokenStream which will return the tokens for a file processed by CPP. See bug http://ghc.haskell.org/trac/ghc/ticket/8265

getPreprocessedSrcDirect :: GhcMonad m => CppOptions -> FilePath -> m (String, DynFlags)

readFileGhc :: FilePath -> IO String

data CppOptions

Constructors

CppOptions

Fields

• cppDefine :: [String]

  CPP #define macros

• cppInclude :: [FilePath]

  CPP Includes directory

• cppFile :: [FilePath]

  CPP pre-include file

defaultCppOptions :: CppOptions

showErrorMessages :: Diagnostic a => Messages a -> String