regex-tdfa-1.2.1: Replaces/Enhances Text.Regex

Safe HaskellNone
LanguageHaskell98

Text.Regex.TDFA.ByteString

Contents

Description

This modules provides RegexMaker and RegexLike instances for using ByteString with the DFA backend (Text.Regex.Lib.WrapDFAEngine and Text.Regex.Lazy.DFAEngineFPS). This module is usually used via import Text.Regex.TDFA.

This exports instances of the high level API and the medium level API of compile,execute, and regexec.

Synopsis

Documentation

data Regex #

The TDFA backend specific Regex type, used by this module's RegexOptions and RegexMaker

data CompOption #

Control whether the pattern is multiline or case-sensitive like Text.Regex and whether to capture the subgroups (1, 2, etc). Controls enabling extra anchor syntax.

compile #

Arguments

:: CompOption

Flags (summed together)

-> ExecOption

Flags (summed together)

-> ByteString

The regular expression to compile

-> Either String Regex

Returns: the compiled regular expression

execute #

Arguments

:: Regex

Compiled regular expression

-> ByteString

ByteString to match against

-> Either String (Maybe MatchArray) 

regexec #

Arguments

:: Regex

Compiled regular expression

-> ByteString

ByteString to match against

-> Either String (Maybe (ByteString, ByteString, ByteString, [ByteString])) 

Orphan instances