Handbook
Glossary
maybe ( verbexp value -- verbexp )
Vocabulary
verbal-expressions
Inputs
verbexp
an
object
value
an
object
Outputs
verbexp
an
object
Definition
USING:
sequences
verbal-expressions.private
;
IN:
verbal-expressions
:
maybe
( verbexp value -- verbexp )
re-escape
"(?:"
")?"
surround
add
;