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|
-- |
-- 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 Documentation.Haddock.Types
import Haddock.Types
import DynFlags ( DynFlags )
import FastString ( fsLit )
import Lexer ( mkPState, unP, ParseResult(POk) )
import Parser ( parseIdentifier )
import SrcLoc ( mkRealSrcLoc, GenLocated(..) )
import StringBuffer ( stringToStringBuffer )
parseParas :: DynFlags -> Maybe Package -> String -> MetaDoc mod (Wrap NsRdrName)
parseParas d p = overDoc (P.overIdentifier (parseIdent d)) . P.parseParas p
parseString :: DynFlags -> String -> DocH mod (Wrap NsRdrName)
parseString d = P.overIdentifier (parseIdent d) . P.parseString
parseIdent :: DynFlags -> Namespace -> String -> Maybe (Wrap NsRdrName)
parseIdent dflags ns str0 =
let buffer = stringToStringBuffer str1
realSrcLc = mkRealSrcLoc (fsLit "<unknown file>") 0 0
pstate = mkPState dflags buffer realSrcLc
(wrap,str1) = case str0 of
'(' : s@(c : _) | c /= ',', c /= ')' -- rule out tuple names
-> (Parenthesized, init s)
'`' : s@(_ : _) -> (Backticked, init s)
_ -> (Unadorned, str0)
in case unP parseIdentifier pstate of
POk _ (L _ name) -> Just (wrap (NsRdrName ns name))
_ -> Nothing
|
