public static Variable GetVariableValue(string name, ParsingScript script = null)
{
name = Constants.ConvertName(name);
ParserFunction impl = null;
StackLevel localStack = script != null && script.StackLevel != null ?
script.StackLevel : s_locals.Count > StackLevelDelta ? s_lastExecutionLevel : null;
if (localStack != null && localStack.Variables.TryGetValue(name, out impl) &&
impl is GetVarFunction)
{
return((impl as GetVarFunction).Value);
}
string scopeName = script == null || script.Filename == null ? "" : script.Filename;
impl = GetLocalScopeVariable(name, scopeName);
if (impl == null && s_variables.TryGetValue(name, out impl))
{
impl = impl.NewInstance();
}
if (impl != null && impl is GetVarFunction)
{
return((impl as GetVarFunction).Value);
}
return(null);
}
