internal
    val isIncubating: Boolean
        get() = delegate.visibleAnnotations.has(incubatingAnnotationTypeDescriptor)

    val isSAM: Boolean by unsafeLazy {
        delegate.access.isAbstract && singleAbstractMethodOf(delegate)?.access?.isPublic == true
    }

    val typeParameters: List<ApiTypeUsage> by unsafeLazy {
        context.apiTypeParametersFor(visitedSignature)
    }