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Text.ParserCombinators.Parsec.Expr |
Portability | portable
Stability | provisional
Maintainer | daan@cs.uu.nl
Description
A helper module to parse "expressions". Builds a parser given a table of operators and associativities.
Documentation
data Assoc
Constructors
AssocNone |
AssocLeft |
AssocRight |
data Operator t st a
Constructors
Infix (GenParser t st (a -> a -> a)) Assoc |
Prefix (GenParser t st (a -> a)) |
Postfix (GenParser t st (a -> a)) |
type OperatorTable t st a = [[Operator t st a]]
buildExpressionParser :: OperatorTable tok st a -> GenParser tok st a -> GenParser tok st a
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