Move sources under haddock-api/src

1 files changed, 44 insertions, 0 deletions

diff --git a/haddock-api/src/Haddock/Parser.hs b/haddock-api/src/Haddock/Parser.hs
new file mode 100644
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+++ b/haddock-api/src/Haddock/Parser.hs
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+{-# LANGUAGE OverloadedStrings #-}
+{-# LANGUAGE StandaloneDeriving
+             , FlexibleInstances, UndecidableInstances
+             , IncoherentInstances #-}
+{-# LANGUAGE LambdaCase #-}
+-- |
+-- Module      :  Haddock.Parser
+-- Copyright   :  (c) Mateusz Kowalczyk 2013,
+--                    Simon Hengel      2013
+-- License     :  BSD-like
+--
+-- Maintainer  :  haddock@projects.haskell.org
+-- Stability   :  experimental
+-- Portability :  portable
+
+module Haddock.Parser ( parseParas
+                      , parseString
+                      , parseIdent
+                      ) where
+
+import qualified Documentation.Haddock.Parser as P
+import DynFlags (DynFlags)
+import FastString (mkFastString)
+import Documentation.Haddock.Types
+import Lexer (mkPState, unP, ParseResult(POk))
+import Parser (parseIdentifier)
+import RdrName (RdrName)
+import SrcLoc (mkRealSrcLoc, unLoc)
+import StringBuffer (stringToStringBuffer)
+
+parseParas :: DynFlags -> String -> DocH mod RdrName
+parseParas d = P.overIdentifier (parseIdent d) . P.parseParas
+
+parseString :: DynFlags -> String -> DocH mod RdrName
+parseString d = P.overIdentifier (parseIdent d) . P.parseString
+
+parseIdent :: DynFlags -> String -> Maybe RdrName
+parseIdent dflags str0 =
+  let buffer = stringToStringBuffer str0
+      realSrcLc = mkRealSrcLoc (mkFastString "<unknown file>") 0 0
+      pstate = mkPState dflags buffer realSrcLc
+  in case unP parseIdentifier pstate of
+    POk _ name -> Just (unLoc name)
+    _ -> Nothing