コード例 #1
0
void c_MutableArrayIterator::t___construct(VRefParam array) {
  INSTANCE_METHOD_INJECTION_BUILTIN(MutableArrayIterator, MutableArrayIterator::__construct);
  if (m_valid) {
    MIterCtx& mi = marr();
    mi.~MIterCtx();
    m_valid = false;
  }
  Variant var(strongBind(array));
  TypedValue* tv = (TypedValue*)(&var);
  ASSERT(tv->m_type == KindOfRef);
  if (tv->m_data.ptv->m_type == KindOfArray) {
    ArrayData* ad = tv->m_data.ptv->m_data.parr;
    if (ad->getCount() > 1) {
      ArrayData* copy = ad->copy();
      copy->incRefCount();
      ad->decRefCount();  // count > 1 to begin with; don't need release
      ad = tv->m_data.ptv->m_data.parr = copy;
    }
    MIterCtx& mi = marr();
    (void) new (&mi) MIterCtx(tv->m_data.pref);
    m_valid = mi.m_mArray->advance();
    if (!m_valid) mi.~MIterCtx();
  } else if (tv->m_data.ptv->m_type == KindOfObject) {
    CStrRef ctxStr = hhvm
                     ? g_vmContext->getContextClassName(true)
                     : FrameInjection::GetClassName(true);
    bool isIterator;
    Object obj = tv->m_data.ptv->m_data.pobj->iterableObject(isIterator);
    if (isIterator) {
      raise_error("An iterator cannot be used with foreach by reference");
    }
    Array iterArray = obj->o_toIterArray(ctxStr, true);
    ArrayData* ad = iterArray.getArrayData();
    if (ad->getCount() > 1) {
      ArrayData* copy = ad->copy();
      copy->incRefCount();
      ad->decRefCount();  // count > 1 to begin with; don't need release
      ad = copy;
    }
    MIterCtx& mi = marr();
    (void) new (&mi) MIterCtx(ad);
    m_valid = mi.m_mArray->advance();
    if (!m_valid) mi.~MIterCtx();
  } else {
    raise_warning("Invalid argument supplied for foreach()");
  }
}