/**
* Array.prototype.pop()
* TRANSFERABLE: Needs to support generic objects as well as Array objects
*/
/*static*/ Atom ArrayClass::generic_pop(Toplevel* toplevel, Atom thisAtom)
{
ArrayObject *a = isArray(toplevel, thisAtom);
if (a)
return a->pop();
if (!AvmCore::isObject(thisAtom))
return undefinedAtom;
// Different than Rhino (because of delete) but matches 262.pdf
ScriptObject *d = AvmCore::atomToScriptObject(thisAtom);
uint32 len = getLengthHelper(toplevel, d);
if (!len)
{
setLengthHelper(toplevel, d, 0);
return undefinedAtom;
}
else
{
Atom outAtom = d->getUintProperty (len-1);
d->delUintProperty (len - 1);
setLengthHelper(toplevel, d, len - 1);
return outAtom;
}
}
/**
* Array.prototype.shift()
* TRANSFERABLE: Needs to support generic objects as well as Array objects
*/
/*static*/ Atom ArrayClass::generic_shift(Toplevel* toplevel, Atom thisAtom)
{
ArrayObject *a = isArray(toplevel, thisAtom);
if (a && a->isSimpleDense())
{
if (!a->m_length)
return undefinedAtom;
a->m_length--;
return (a->m_denseArr.shift());
}
if (!AvmCore::isObject(thisAtom))
return undefinedAtom;
Atom outAtom;
ScriptObject *d = AvmCore::atomToScriptObject(thisAtom);
uint32 len = getLengthHelper(toplevel, d);
if (len == 0)
{
// set len to 0 (ecmascript spec)
setLengthHelper(toplevel, d, 0);
outAtom = undefinedAtom;
}
else
{
// Get the 0th element to return
outAtom = d->getUintProperty(0);
// Move all of the elements down
for (uint32 i=0; i<len-1; i++) {
d->setUintProperty(i, d->getUintProperty(i+1));
}
d->delUintProperty (len - 1);
setLengthHelper(toplevel, d, len - 1);
}
return outAtom;
}