Method parse_any_all

src/sql-parser/src/parser.rs:1554–1606

Parses an `ANY`, `ALL`, or `SOME` operation, starting after the `ANY`, `ALL`, or `SOME` keyword.

(
        &mut self,
        left: Expr<Raw>,
        op: Op,
        kw: Keyword,
    )

    /// Parses an `ANY`, `ALL`, or `SOME` operation, starting after the `ANY`,
    /// `ALL`, or `SOME` keyword.
    fn parse_any_all(
        &mut self,
        left: Expr<Raw>,
        op: Op,
        kw: Keyword,
    ) -> Result<Expr<Raw>, ParserError> {
        self.expect_token(&Token::LParen)?;

        let expr = match self.parse_parenthesized_fragment()? {
            ParenthesizedFragment::Exprs(exprs) => {
                if exprs.len() > 1 {
                    return parser_err!(
                        self,
                        self.peek_pos(),
                        "{kw} requires a single expression or subquery, not an expression list",
                    );
                }
                let right = exprs.into_element();
                if kw == ALL {
                    Expr::AllExpr {
                        left: Box::new(left),
                        op,
                        right: Box::new(right),
                    }
                } else {
                    Expr::AnyExpr {
                        left: Box::new(left),
                        op,
                        right: Box::new(right),
                    }
                }
            }
            ParenthesizedFragment::Query(subquery) => {
                if kw == ALL {
                    Expr::AllSubquery {
                        left: Box::new(left),
                        op,
                        right: Box::new(subquery),
                    }
                } else {
                    Expr::AnySubquery {
                        left: Box::new(left),
                        op,
                        right: Box::new(subquery),
                    }
                }
            }
        };

        self.expect_token(&Token::RParen)?;

        Ok(expr)
    }

    /// Parses the parens following the `[ NOT ] IN` operator
    fn parse_in(&mut self, expr: Expr<Raw>, negated: bool) -> Result<Expr<Raw>, ParserError> {