public override bool Walk(CallExpression node)
{
if (node.Target is MemberExpression memberExpression &&
memberExpression.Target is NameExpression callTargetNameExpression &&
_conditionVars.Contains(callTargetNameExpression.Name))
{
var methodName = memberExpression.Name;
var args = node.Args;
if (methodName == "AddHook" &&
args[0].Expression is NameExpression dispTypeNameExpr &&
args[2].Expression is NameExpression callbackFunctionNameExpr)
{
var dispatcherTypeStr = PythonConstants.Constants[dispTypeNameExpr.Name];
var dispatcherType =
Enum.Parse <DispatcherType>(dispatcherTypeStr.Substring("DispatcherType.".Length));
var functionName = callbackFunctionNameExpr.Name;
if (CallbackFunctions.TryGetValue(functionName, out var callbackFunc))
{
callbackFunc.UsedForDispatchers.Add(dispatcherType);
}
else
{
CallbackFunctions[functionName] = new ConditionCallback
{
Name = functionName,
UsedForDispatchers = { dispatcherType }
};
}
}
}
return(false);
}
public override bool Execute(BehaviourMachine machine, INode parentNode)
{
base.Execute(machine, parentNode);
var result = ConditionCallback?.Invoke(machine, this) ?? false;
if (result)
{
return(ChildNode.Execute(machine, this));
}
return(false);
}
