v-mode ( str -- str )
Form validators

Prev:

v-credit-card ( str -- n )

Vocabulary
validators

Inputs

str

a string

Outputs

str

a string

Word description
Throws an error if str is not a valid XMode mode name.

Definition

USING: kernel sequences xmode.catalog ;

IN: validators

: v-mode ( str -- str )
    dup mode-names member?
    [ "not a valid syntax mode" throw ] unless ;