triplets-count? ( object -- ? )

Vocabulary

rosetta-code.pythagorean-triples

Inputs and outputs

object	an object
?	a boolean

Word description

Tests if the object is an instance of the triplets-count class.

Definition

USING: classes.tuple.private kernel slots.private ;

IN: rosetta-code.pythagorean-triples

: triplets-count? ( object -- ? )
    dup tuple?
    [ layout-of 7 slot \ triplets-count eq? ] [ drop f ] if ;