public void FromStackItem(StackItem stackItem)
{
foreach (StackItem item in (Neo.VM.Types.Array)stackItem)
{
Add((ulong)item.GetInteger());
}
}
internal override bool Equals(StackItem?other, ExecutionEngineLimits limits)
{
if (other is not Struct s)
{
return(false);
}
Stack <StackItem> stack1 = new();
Stack <StackItem> stack2 = new();
stack1.Push(this);
stack2.Push(s);
uint count = limits.MaxStackSize;
uint maxComparableSize = limits.MaxComparableSize;
while (stack1.Count > 0)
{
if (count-- == 0)
{
throw new InvalidOperationException("Too many struct items to compare.");
}
StackItem a = stack1.Pop();
StackItem b = stack2.Pop();
if (a is ByteString byteString)
{
if (!byteString.Equals(b, ref maxComparableSize))
{
return(false);
}
}
else
{
if (maxComparableSize == 0)
{
throw new InvalidOperationException("The operand exceeds the maximum comparable size.");
}
maxComparableSize -= 1;
if (a is Struct sa)
{
if (ReferenceEquals(a, b))
{
continue;
}
if (b is not Struct sb)
{
return(false);
}
if (sa.Count != sb.Count)
{
return(false);
}
foreach (StackItem item in sa)
{
stack1.Push(item);
}
foreach (StackItem item in sb)
{
stack2.Push(item);
}
}
else
{
if (!a.Equals(b))
{
return(false);
}
}
}
}
return(true);
}
public override bool Equals(StackItem other)
{
return(ReferenceEquals(this, other));
}
