haskell-src-1.0.3.0: Support for manipulating Haskell source code

Copyright(c) The GHC Team 1997-2000
LicenseBSD-style (see the file libraries/base/LICENSE)
Maintainerlibraries@haskell.org
Stabilityexperimental
Portabilityportable
Safe HaskellNone
LanguageHaskell98

Language.Haskell.Lexer

Description

Lexer for Haskell.

Documentation

data Token Source #

Constructors

VarId String 
QVarId (String, String) 
ConId String 
QConId (String, String) 
VarSym String 
ConSym String 
QVarSym (String, String) 
QConSym (String, String) 
IntTok Integer 
FloatTok Rational 
Character Char 
StringTok String 
LeftParen 
RightParen 
SemiColon 
LeftCurly 
RightCurly 
VRightCurly 
LeftSquare 
RightSquare 
Comma 
Underscore 
BackQuote 
DotDot 
Colon 
DoubleColon 
Equals 
Backslash 
Bar 
LeftArrow 
RightArrow 
At 
Tilde 
DoubleArrow 
Minus 
Exclamation 
KW_Case 
KW_Class 
KW_Data 
KW_Default 
KW_Deriving 
KW_Do 
KW_Else 
KW_Foreign 
KW_If 
KW_Import 
KW_In 
KW_Infix 
KW_InfixL 
KW_InfixR 
KW_Instance 
KW_Let 
KW_Module 
KW_NewType 
KW_Of 
KW_Then 
KW_Type 
KW_Where 
KW_As 
KW_Export 
KW_Hiding 
KW_Qualified 
KW_Safe 
KW_Unsafe 
EOF 

Instances

Eq Token Source # 

Methods

(==) :: Token -> Token -> Bool #

(/=) :: Token -> Token -> Bool #

Show Token Source # 

Methods

showsPrec :: Int -> Token -> ShowS #

show :: Token -> String #

showList :: [Token] -> ShowS #

lexer :: (Token -> P a) -> P a Source #