regex-tdfa-1.1.8: Replaces/Enhances Text.Regex

Safe HaskellNone

Text.Regex.TDFA.ByteString

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 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]))