docs: def p_unary_expr_common(self, p):
          """unary_expr_common : DELETE unary_expr
                               | VOID unary_expr
                               | TYPEOF unary_expr
                               | PLUSPLUS unary_expr
                               | MINUSMINUS unary_expr
                               | PLUS unary_expr
                               | MINUS unary_expr
                               | BNOT unary_expr
                               | NOT unary_expr
          """
          p[0] = self.asttypes.UnaryExpr(p[1], p[2])
          p[0].setpos(p)