private void CloseSwitch(Node switchBlock)
{
if (switchBlock.GetType() != Token.BLOCK)
{
throw Kit.CodeBug();
}
Jump switchNode = (Jump)switchBlock.GetFirstChild();
if (switchNode.GetType() != Token.SWITCH)
{
throw Kit.CodeBug();
}
Node switchBreakTarget = Node.NewTarget();
// switchNode.target is only used by NodeTransformer
// to detect switch end
switchNode.target = switchBreakTarget;
Node defaultTarget = switchNode.GetDefault();
if (defaultTarget == null)
{
defaultTarget = switchBreakTarget;
}
switchBlock.AddChildAfter(MakeJump(Token.GOTO, defaultTarget), switchNode);
switchBlock.AddChildToBack(switchBreakTarget);
}
private static Node AddBeforeCurrent(Node parent, Node previous, Node current, Node toAdd)
{
if (previous == null)
{
if (!(current == parent.GetFirstChild()))
{
Kit.CodeBug();
}
parent.AddChildToFront(toAdd);
}
else
{
if (!(current == previous.GetNext()))
{
Kit.CodeBug();
}
parent.AddChildAfter(toAdd, previous);
}
return toAdd;
}
