value-info-state? ( object -- ? )

Vocabulary

compiler.tree.propagation.info

Inputs and outputs

object	an object
?	a boolean

Word description

Tests if the object is an instance of the value-info-state class.

Definition

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

IN: compiler.tree.propagation.info

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