private static bool DetermineFunction(AstRoot ast, int position, out IFunctionDefinition fd, out IVariable v, out FunctionCall fc)
{
fd = ast.FindFunctionDefinition(position, out v);
fc = null;
if (fd == null)
{
fc = ast.GetNodeOfTypeFromPosition <FunctionCall>(position);
var name = fc.GetFunctionName();
if (string.IsNullOrEmpty(name) || !_s4FunctionNames.Contains(name))
{
fc = null;
}
}
return(fd != null || fc != null);
}
