The type of set_property in #JSCClassVTable. This is only required when you need to handle external properties not added to the prototype.
a #JSCClass
a #JSCContext
the jsc_class instance
jsc_class
the property name
the #JSCValue to set
The type of set_property in #JSCClassVTable. This is only required when you need to handle external properties not added to the prototype.