XElement IActionVisitor <XElement, XElement> .Visit(ActionTry action, XElement param)
{
var res = new XElement(XActionNames.FromAction(action));
if (action.Reserved != 0)
{
res.Add(new XAttribute("reserved", action.Reserved));
}
if (action.CatchInRegister)
{
res.Add(new XAttribute("catchReg", action.CatchRegister));
}
else
{
res.Add(new XAttribute("catchName", action.CatchName));
}
res.Add(XAction.ToXml(action.Try, new XElement("try")));
if (action.CatchBlock)
{
res.Add(XAction.ToXml(action.Catch, new XElement("catch")));
}
if (action.FinallyBlock)
{
res.Add(XAction.ToXml(action.Finally, new XElement("finally")));
}
return(res);
}
XElement IActionVisitor <XElement, XElement> .Visit(ActionDefineFunction action, XElement param)
{
var res = new XElement(XActionNames.FromAction(action));
res.Add(new XAttribute("name", action.Name),
new XAttribute("argc", action.Args.Count)
);
var args = new XElement("args");
foreach (var arg in action.Args)
{
args.Add(new XElement("String", new XAttribute("value", arg)));
}
res.Add(args);
if (action.Actions.Count > 0)
{
var xActions = new XElement("actions");
foreach (var subaction in action.Actions)
{
xActions.Add(XAction.ToXml(subaction));
}
res.Add(xActions);
}
return(res);
}
ActionBase IActionVisitor <XElement, ActionBase> .Visit(ActionWith action, XElement xAction)
{
var xActions = xAction.Element("actions");
if (xActions != null)
{
XAction.FromXml(xActions, action.Actions);
}
return(action);
}
ActionBase IActionVisitor <XElement, ActionBase> .Visit(ActionDefineFunction action, XElement xAction)
{
var xArgs = xAction.RequiredElement("args");
var xActions = xAction.Element("actions");
action.Name = xAction.RequiredStringAttribute("name");
foreach (var xArg in xArgs.Elements())
{
action.Args.Add(xArg.RequiredStringAttribute("value"));
}
if (xActions != null)
{
XAction.FromXml(xActions, action.Actions);
}
return(action);
}
ActionBase IActionVisitor <XElement, ActionBase> .Visit(ActionTry action, XElement xAction)
{
var xReserved = xAction.Attribute("reserved");
var xCatchReg = xAction.Attribute("catchReg");
var xCatchName = xAction.Attribute("catchName");
var xTry = xAction.Element("try");
var xCatch = xAction.Element("catch");
var xFinally = xAction.Element("finally");
if (xReserved != null)
{
action.Reserved = byte.Parse(xReserved.Value);
}
if (xCatchReg != null && xCatchName == null)
{
action.CatchInRegister = true;
action.CatchRegister = byte.Parse(xCatchReg.Value);
}
else if (xCatchReg == null && xCatchName != null)
{
action.CatchInRegister = false;
action.CatchName = xCatchName.Value;
}
else if (xCatchReg != null && xCatchName != null)
{
throw new InvalidOperationException("catchReg and catchName are mutally exclusive");
}
else
{
throw new InvalidOperationException("Either catchReg or catchName must be specified");
}
XAction.FromXml(xTry, action.Try);
if (xCatch != null)
{
action.CatchBlock = true;
XAction.FromXml(xCatch, action.Catch);
}
if (xFinally != null)
{
action.FinallyBlock = true;
XAction.FromXml(xFinally, action.Finally);
}
return(action);
}
