cord? ( object -- ? )

Vocabulary

sequences.cords

Inputs and outputs

object	an object
?	a boolean

Word description

Tests if the object is an instance of the cord class.

Definition

USING: classes.tuple.private kernel math.vectors.simd.cords
slots.private ;

IN: sequences.cords

: cord? ( object -- ? )
    dup tuple? [
        layout-of
        7
        slot
        dup
        \ double-4
        eq?
        [ drop t ]
        [
            dup \ float-8 eq?
            [ drop t ] [
                dup \ ulonglong-4 eq?
                [ drop t ] [
                    dup \ longlong-4 eq?
                    [ drop t ] [
                        dup \ uint-8 eq?
                        ~quotation~ ~quotation~ if
                    ] if
                ] if
            ] if
        ]
        if
    ] [ drop f ] if ;