Text.RE.Tools.Lex

Documentation

alex :: IsRegex re s => [(re, Match s -> Maybe t)] -> t -> s -> [t]

a simple regex-based scanner interpretter for prototyping scanners

alex' :: Replace s => (re -> s -> Match s) -> [(re, Match s -> Maybe t)] -> t -> s -> [t]

a higher order version of alex parameterised over the matchOnce function

IsRegex

class Replace s => IsRegex re s where

Minimal complete definition

matchOnce, matchMany, makeRegex, makeRegexWith, regexSource

Methods

matchOnce :: re -> s -> Match s

matchMany :: re -> s -> Matches s

makeRegex :: (Functor m, Monad m) => s -> m re

makeRegexWith :: (Functor m, Monad m) => SimpleRegexOptions -> s -> m re

regexSource :: re -> s

Text.RE

module Text.RE