RegExDot.BracketExpression

AUTHOR

Dr. Alistair Ward

DESCRIPTION

This concept was traditionally known as a Character-class, but to distinguish it from the more recently introduced & narrower POSIX Character-class, it has been renamed Bracket-expression.

Types

Type-synonyms

type BracketExpression m = [Member m]

A Bracket-expression consists of a list of Members.

Constants

delimiterTokens :: (Char, Char)

The delimiters of a bracket-expression, when in String-form.

negationToken :: Char

Used to denote a negated bracket-expression, when in String-form.

tokens :: String

The set of Char to which a specific meaning is attributed, when reading from String.

Functions

Predicates

containsMatch

Arguments

:: Eq m

=> m

The input datum.

-> BracketExpression m

The list of bracket-expression members within which to find a match.

-> Bool

True if the specified datum matches any Member of the BracketExpression.