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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.

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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