void (@NotNull PsiUnaryExpression expression) { if (ignoreTransformationOfOriginalParameter) { return; } super.visitUnaryExpression(expression); final IElementType tokenType = expression.getOperationTokenType(); if (!tokenType.equals(JavaTokenType.PLUSPLUS) && !tokenType.equals(JavaTokenType.MINUSMINUS)) { return; } final PsiExpression operand = expression.getOperand(); if (operand == null) { return; } final PsiParameter parameter = getParameter(operand); if (parameter == null) { return; } registerError(operand); }