Text.StringRandom.Parser

Parse the regular expression so that it can be used with the Text.StringRandom module.

See String_random.js

Documentation

data Parsed

Abstract syntax tree of parsed regular expression

Constructors

PClass [Char]

abc

, d, [^abc]

PRange Int (Maybe Int) Parsed

X*, X{1,2}, X+, X?

PConcat [Parsed]

XYZ

PSelect [Parsed]

X|Y|Z

PGrouped Int Parsed

(X)

PBackward Int

1, 2, ..., 9

PIgnored

^, $, b

Instances

Eq Parsed

Defined in Text.StringRandom.Parser

Methods

(==) :: Parsed -> Parsed -> Bool

(/=) :: Parsed -> Parsed -> Bool

Show Parsed

Defined in Text.StringRandom.Parser

Methods

showsPrec :: Int -> Parsed -> ShowS

show :: Parsed -> String

showList :: [Parsed] -> ShowS

processParse :: Text -> Either String Parsed

processParse parses the regular expression string and returns an abstract syntax tree. If there is an error in the regular expression, it returns the Left value.