bool
GlobalsArray::ValidMArrayIter(const ArrayData* ad,
const MArrayIter & fp) {
assert(fp.getContainer() == ad);
auto a = asGlobals(ad);
if (fp.getResetFlag()) return false;
if (fp.m_pos == IterEnd(a)) return false;
NameValueTable::Iterator iter(a->m_tab, fp.m_pos);
return iter.valid();
}
bool
NameValueTableWrapper::ValidMArrayIter(const ArrayData* ad,
const MArrayIter & fp) {
assert(fp.getContainer() == ad);
auto a = asNVTW(ad);
if (fp.getResetFlag()) return false;
if (fp.m_pos == invalid_index) return false;
NameValueTable::Iterator iter(a->m_tab, fp.m_pos);
return iter.valid();
}
bool ArrayCommon::ValidMArrayIter(const ArrayData* ad, const MArrayIter& fp) {
assert(fp.getContainer() == ad);
if (fp.getResetFlag()) return false;
if (ad->hasPackedLayout()) {
assert(PackedArray::checkInvariants(ad));
return fp.m_pos != ad->getSize();
} else if (ad->isKeyset()) {
return false;
} else {
assert(MixedArray::asMixed(ad));
return fp.m_pos != MixedArray::asMixed(ad)->iterLimit();
}
}
bool PackedArray::AdvanceMArrayIter(ArrayData* ad, MArrayIter& fp) {
assert(checkInvariants(ad));
if (fp.getResetFlag()) {
fp.setResetFlag(false);
fp.m_pos = ArrayData::invalid_index;
} else if (fp.m_pos == ArrayData::invalid_index) {
return false;
}
fp.m_pos = IterAdvance(ad, fp.m_pos);
if (fp.m_pos == ArrayData::invalid_index) {
return false;
}
// To conform to PHP behavior, we need to set the internal
// cursor to point to the next element.
ad->m_pos = IterAdvance(ad, fp.m_pos);
return true;
}
bool StructArray::AdvanceMArrayIter(ArrayData* ad, MArrayIter& fp) {
auto structArray = asStructArray(ad);
if (fp.getResetFlag()) {
fp.setResetFlag(false);
fp.m_pos = 0;
} else if (fp.m_pos == structArray->size()) {
return false;
} else {
fp.m_pos = IterAdvance(structArray, fp.m_pos);
}
if (fp.m_pos == structArray->size()) {
return false;
}
// We set ad's internal cursor to point to the next element
// to conform with PHP5 behavior
structArray->m_pos = IterAdvance(structArray, fp.m_pos);
return true;
}
bool GlobalsArray::AdvanceMArrayIter(ArrayData* ad, MArrayIter& fp) {
auto a = asGlobals(ad);
bool reset = fp.getResetFlag();
NameValueTable::Iterator iter = reset ?
NameValueTable::Iterator(a->m_tab) :
NameValueTable::Iterator(a->m_tab, fp.m_pos);
if (reset) {
fp.setResetFlag(false);
} else {
if (!iter.valid()) {
return false;
}
iter.next();
}
fp.m_pos = iter.toInteger();
if (!iter.valid()) return false;
// To conform to PHP behavior, we need to set the internal
// cursor to point to the next element.
iter.next();
a->m_pos = iter.toInteger();
return true;
}