CATEGORY:
Unicode category syntax

Next:

CATEGORY-NOT:

Vocabulary
unicode.categories

Syntax

CATEGORY: foo Nl Pd Lu | "Diacritic" property? ;

Word description
This defines a predicate class which is a subset of code points. In this example, foo is the class of characters which are in the general category Nl or Pd or Lu, or which have the Diacritic property.

Definition

USING: unicode.categories.private ;

IN: unicode.categories

SYNTAX: CATEGORY: parse-category define-category ;