Language.Wasm.Lexer

Documentation

data Lexeme

Constructors

Lexeme

Fields

• pos :: Maybe AlexPosn
• tok :: Token

Instances

Eq Lexeme

Defined in Language.Wasm.Lexer

Methods

(==) :: Lexeme -> Lexeme -> Bool

(/=) :: Lexeme -> Lexeme -> Bool

Show Lexeme

Defined in Language.Wasm.Lexer

Methods

showsPrec :: Int -> Lexeme -> ShowS

show :: Lexeme -> String

showList :: [Lexeme] -> ShowS

data Token

Constructors

TKeyword ByteString

TIntLit Integer

TFloatLit FloatRep

TStringLit ByteString

TId ByteString

TOpenBracket

TCloseBracket

TReserved ByteString

EOF

Instances

Eq Token

Defined in Language.Wasm.Lexer

Methods

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

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

Show Token

Defined in Language.Wasm.Lexer

Methods

showsPrec :: Int -> Token -> ShowS

show :: Token -> String

showList :: [Token] -> ShowS

data AlexPosn

Constructors

AlexPn !Int !Int !Int

Instances

Eq AlexPosn

Defined in Language.Wasm.Lexer

Methods

(==) :: AlexPosn -> AlexPosn -> Bool

(/=) :: AlexPosn -> AlexPosn -> Bool

Show AlexPosn

Defined in Language.Wasm.Lexer

Methods

showsPrec :: Int -> AlexPosn -> ShowS

show :: AlexPosn -> String

showList :: [AlexPosn] -> ShowS

scanner :: ByteString -> Either String [Lexeme]

asFloat :: FloatRep -> Either String Float

asDouble :: FloatRep -> Either String Double

doubleFromInteger :: Integer -> Either String Double