attoparsec-text-0.8.5.1: Fast combinator parsing for texts

Portability	unknown
Stability	experimental
Maintainer	felipe.lessa@gmail.com

Data.Attoparsec.Text.FastSet

Contents

Data type
Construction
Lookup
Handy interface

Description

Fast set membership tests for Char values. The set representation is unboxed for efficiency. We test for membership using a binary search.

Synopsis

Data type

Instances

Eq FastSet
Ord FastSet
Show FastSet

Construction

fromList :: [Char] -> FastSet

set :: Text -> FastSet

Create a set.

Lookup

member :: Char -> FastSet -> Bool

Check the set for membership.

Handy interface

charClass :: String -> FastSet