g? ( object -- ? )

Vocabulary

benchmark.dispatch5

Inputs and outputs

object	an object
?	a boolean

Word description

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

Definition

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

IN: benchmark.dispatch5

: g? ( object -- ? )
    dup tuple? [
        layout-of
        7
        slot
        dup
        \ x30
        eq?
        [ drop t ]
        [
            dup \ x29 eq?
            [ drop t ] [
                dup \ x28 eq?
                [ drop t ] [
                    dup \ x27 eq?
                    [ drop t ]
                    [ dup \ x26 eq? ~quotation~ ~quotation~ if ]
                    if
                ] if
            ] if
        ]
        if
    ] [ drop f ] if ;