Resolves a shape's inherited classes.
Resolves shape to its target resource shape, then takes its classes (the supertypes it inherits). Yields undefined when shape resolves to no resource shape or it declares none.
shape
classes
undefined
One of the range variants
The inherited classes, or undefined when absent
If shape transitively references itself, producing a circular extends chain
Resolves a shape's inherited classes.
Resolves
shapeto its target resource shape, then takes itsclasses(the supertypes it inherits). Yieldsundefinedwhenshaperesolves to no resource shape or it declares none.