public override SkryptObject Visit([NotNull] IParseTree tree)
{
if (_engine.MemoryLimit > 0)
{
if (SkryptEngine.GetAllocatedBytesForCurrentThread != null)
{
var bytes = SkryptEngine.GetAllocatedBytesForCurrentThread();
var realBytes = bytes - _engine.InitialMemoryUsage;
if (realBytes > _engine.MemoryLimit)
{
if (_engine.HaltMemory)
{
throw new SkryptException($"Engine exceeded memory limit ({_engine.MemoryLimit} bytes) at {realBytes} bytes");
}
else
{
GC.Collect();
GC.WaitForPendingFinalizers();
GC.Collect();
_engine.ResetMemoryUsage();
}
}
}
}
return(base.Visit(tree));
}
public static SkryptObject GetSizeOfAction(SkryptEngine engine, SkryptObject self, Arguments arguments)
{
var target = arguments.GetAs <FunctionInstance>(0);
var before = SkryptEngine.GetAllocatedBytesForCurrentThread();
target.Run();
var after = SkryptEngine.GetAllocatedBytesForCurrentThread();
return(engine.CreateNumber(after - before));
}
public static SkryptObject GetSizeOfObject(SkryptEngine engine, SkryptObject self, Arguments arguments)
{
var target = arguments.GetAs <SkryptObject>(0);
var clone = default(SkryptObject);
var before = SkryptEngine.GetAllocatedBytesForCurrentThread();
clone = target != null?target.Clone() : null;
var after = SkryptEngine.GetAllocatedBytesForCurrentThread();
clone = null;
return(engine.CreateNumber(after - before));
}
public static SkryptObject GetAllocatedBytes(SkryptEngine engine, SkryptObject self, Arguments arguments)
{
var bytes = SkryptEngine.GetAllocatedBytesForCurrentThread() - engine.InitialMemoryUsage;
return(engine.CreateNumber(bytes));
}
