public static int getCurrentParameterIndex(ASTNode argList, int offset, IElementType delimiterType) {
    SyntaxTraverser<ASTNode> s = SyntaxTraverser.astTraverser(argList).expandAndSkip(Conditions.is(argList));
    return getCurrentParameterIndex(s, offset, delimiterType);
  }
public static int getCurrentParameterIndex(ASTNode argList, int offset, IElementType delimiterType)