public string MethodName; //either BindingInfo.Name, or name of the variable storing lambda expression
#endregion Fields
#region Constructors
public Closure(Frame parentFrame, AstNode node, FunctionBindingInfo bindingInfo)
{
MethodName = bindingInfo.Name;
ParentFrame = parentFrame;
Node = node;
BindingInfo = bindingInfo;
}
public Frame Parent; //Lexical parent - not the same as the caller
#endregion Fields
#region Constructors
public Frame(String methodName, AstNode node, Frame caller, Frame parent, object[] args)
{
MethodName = methodName;
Node = node;
Caller = caller;
Parent = parent;
Locals = args;
//When allocating an array for parameters, we reserve extra 8 elements for locals - this should be enough in most cases
// If not, we resize the array
int argCount = args.Length;
int localCount = node.Scope.Slots.Count;
if (localCount > args.Length) {
Array.Resize(ref Locals, localCount);
for (int i = argCount + 1; i < localCount; i++)
Locals[i] = Unassigned.Value;
}
}
public void PushFrame(String methodName, AstNode node, Frame parent)
{
CurrentFrame = new Frame(methodName, node, CurrentFrame, parent, CallArgs);
}
public void PopFrame()
{
CurrentFrame = CurrentFrame.Caller;
}