bool ASObject::hasPropertyByMultiname(const multiname& name, bool considerDynamic)
{
//We look in all the object's levels
uint32_t validTraits=DECLARED_TRAIT;
if(considerDynamic)
validTraits|=DYNAMIC_TRAIT;
if(Variables.findObjVar(name, NO_CREATE_TRAIT, validTraits)!=NULL)
return true;
if(classdef && classdef->Variables.findObjVar(name, NO_CREATE_TRAIT, BORROWED_TRAIT)!=NULL)
return true;
//Check prototype inheritance chain
if(getClass())
{
ASObject* proto = getClass()->prototype.getPtr();
while(proto)
{
if(proto->findGettable(name, false) != NULL)
return true;
proto = proto->getprop_prototype();
}
}
//Must not ask for non borrowed traits as static class member are not valid
return false;
}
_NR<ASObject> ASObject::getVariableByMultiname(const multiname& name, GET_VARIABLE_OPTION opt, Class_base* cls)
{
check();
assert(!cls || classdef->isSubClass(cls));
//Get from the current object without considering borrowed properties
variable* obj=findGettable(name, false);
if(!obj && cls)
{
//Look for borrowed traits before
obj=cls->findGettable(name,true);
}
if(!obj && cls)
{
//Check prototype chain
ASObject* proto = cls->prototype.getPtr();
while(proto)
{
obj = proto->findGettable(name, false);
if(obj)
{
obj->var->incRef();
return _MNR(obj->var);
}
proto = proto->getprop_prototype();
}
}
if(!obj)
return NullRef;
if(obj->getter)
{
//Call the getter
ASObject* target=this;
if(target->classdef)
{
LOG(LOG_CALLS,_("Calling the getter on type ") << target->classdef->class_name);
}
else
{
LOG(LOG_CALLS,_("Calling the getter"));
}
IFunction* getter=obj->getter;
target->incRef();
ASObject* ret=getter->call(target,NULL,0);
LOG(LOG_CALLS,_("End of getter"));
// No incRef because ret is a new instance
return _MNR(ret);
}
else
{
assert_and_throw(!obj->setter);
assert_and_throw(obj->var);
if(obj->var->getObjectType()==T_FUNCTION && obj->var->as<IFunction>()->isMethod())
{
LOG(LOG_CALLS,"Attaching this " << this << " to function " << name);
//the obj reference is acquired by the smart reference
this->incRef();
IFunction* f=obj->var->as<IFunction>()->bind(_MR(this),-1);
//No incref is needed, as the function is a new instance
return _MNR(f);
}
obj->var->incRef();
return _MNR(obj->var);
}
}