ghc-6.10.1: The GHC API Contents Index

Lexer

Documentation

data Token

Constructors ITas ITcase ITclass ITdata ITdefault ITderiving ITdo ITelse IThiding ITif ITimport ITin ITinfix ITinfixl ITinfixr ITinstance ITlet ITmodule ITnewtype ITof ITqualified ITthen ITtype ITwhere ITscc ITforall ITforeign ITexport ITlabel ITdynamic ITsafe ITthreadsafe ITunsafe ITstdcallconv ITccallconv ITdotnet ITmdo ITfamily ITgroup ITby ITusing ITinline_prag Bool ITspec_prag ITspec_inline_prag Bool ITsource_prag ITrules_prag ITwarning_prag ITdeprecated_prag ITline_prag ITscc_prag ITgenerated_prag ITcore_prag ITunpack_prag ITclose_prag IToptions_prag String ITinclude_prag String ITlanguage_prag ITdotdot ITcolon ITdcolon ITequal ITlam ITvbar ITlarrow ITrarrow ITat ITtilde ITdarrow ITminus ITbang ITstar ITdot ITbiglam ITocurly ITccurly ITocurlybar ITccurlybar ITvocurly }, for type applications ITvccurly ITobrack ITopabrack ITcpabrack ITcbrack IToparen ITcparen IToubxparen ITcubxparen ITsemi ITcomma ITunderscore ITbackquote ITvarid FastString ITconid FastString ITvarsym FastString ITconsym FastString ITqvarid (FastString, FastString) ITqconid (FastString, FastString) ITqvarsym (FastString, FastString) ITqconsym (FastString, FastString) ITprefixqvarsym (FastString, FastString) ITprefixqconsym (FastString, FastString) ITdupipvarid FastString ITpragma StringBuffer ITchar Char ITstring FastString ITinteger Integer ITrational Rational ITprimchar Char ITprimstring FastString ITprimint Integer ITprimword Integer ITprimfloat Rational ITprimdouble Rational ITopenExpQuote ITopenPatQuote ITopenDecQuote ITopenTypQuote ITcloseQuote ITidEscape FastString ITparenEscape ITvarQuote ITtyQuote ITquasiQuote (FastString, FastString, SrcSpan) ITproc ITrec IToparenbar ITcparenbar ITlarrowtail ITrarrowtail ITLarrowtail ITRarrowtail ITunknown String ITeof ITdocCommentNext String ITdocCommentPrev String ITdocCommentNamed String ITdocSection Int String ITdocOptions String ITdocOptionsOld String ITlineComment String ITblockComment String

lexer :: (Located Token -> P a) -> P a

pragState :: DynFlags -> StringBuffer -> SrcLoc -> PState

mkPState :: StringBuffer -> SrcLoc -> DynFlags -> PState

data PState

Constructors PState buffer :: StringBuffer dflags :: DynFlags messages :: Messages last_loc :: SrcSpan last_offs :: !Int last_len :: !Int last_line_len :: !Int loc :: SrcLoc extsBitmap :: !Int context :: [LayoutContext] lex_state :: [Int]

newtype P a

Constructors P unP :: PState -> ParseResult a Instances Monad P

data ParseResult a

Constructors POk PState a PFailed SrcSpan Message

getSrcLoc :: P SrcLoc

failLocMsgP :: SrcLoc -> SrcLoc -> String -> P a

failSpanMsgP :: SrcSpan -> SDoc -> P a

srcParseFail :: P a

getMessages :: PState -> Messages

popContext :: P ()

pushCurrentContext :: P ()

setLastToken :: SrcSpan -> Int -> Int -> P ()

setSrcLoc :: SrcLoc -> P ()

getLexState :: P Int

popLexState :: P Int

pushLexState :: Int -> P ()

extension :: (Int -> Bool) -> P Bool

addWarning :: DynFlag -> SrcSpan -> SDoc -> P ()

lexTokenStream :: StringBuffer -> SrcLoc -> DynFlags -> ParseResult [Located Token]

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