gitrevset 0.2.0

// auto-generated: "lalrpop 0.19.0"
// sha256: 3540bb378dbf388a39df6d0e134ad2ce99d7372b8f086ef5da1d2a4be4f38c9
use crate::ast::Expr;
#[allow(unused_extern_crates)]
extern crate lalrpop_util as __lalrpop_util;
#[allow(unused_imports)]
use self::__lalrpop_util::state_machine as __state_machine;

#[cfg_attr(rustfmt, rustfmt_skip)]
mod __parse__Expr {
    #![allow(non_snake_case, non_camel_case_types, unused_mut, unused_variables, unused_imports, unused_parens)]

    use crate::ast::Expr;
    #[allow(unused_extern_crates)]
    extern crate lalrpop_util as __lalrpop_util;
    #[allow(unused_imports)]
    use self::__lalrpop_util::state_machine as __state_machine;
    use self::__lalrpop_util::lexer::Token;
    #[allow(dead_code)]
    pub enum __Symbol<'input>
     {
        Variant0(&'input str),
        Variant1(&'static str),
        Variant2(::std::vec::Vec<&'static str>),
        Variant3((Expr, &'input str)),
        Variant4(::std::vec::Vec<(Expr, &'input str)>),
        Variant5(Expr),
        Variant6(::std::option::Option<Expr>),
        Variant7(String),
    }
    const __ACTION: &[i8] = &[
        // State 0
        22, 0, 0, 7, 0, 0, 0, 0, 0, 0, 23, 0, 0, 24, 0, 0, 25, 26,
        // State 1
        22, 0, 0, 7, 0, 0, 0, 0, 0, 0, 23, 0, 0, 24, 0, 0, 25, 26,
        // State 2
        0, -32, -32, 0, -32, -32, -32, -32, -32, -32, 30, 31, -32, 0, -32, -32, 0, 0,
        // State 3
        0, -39, -39, 0, -39, -39, -39, -39, 32, 33, 0, 0, -39, 0, -39, -39, 0, 0,
        // State 4
        0, 34, 35, 0, -41, -41, -41, 36, 0, 0, 0, 0, 37, 0, -41, -41, 0, 0,
        // State 5
        0, 0, 0, 0, -25, 38, -25, 0, 0, 0, 0, 0, 0, 0, 39, 40, 0, 0,
        // State 6
        22, 0, 0, 7, 0, 0, 0, 0, 0, 0, 23, 0, 0, 24, 0, 0, 25, 26,
        // State 7
        0, -33, -33, 0, -33, -33, -33, -33, -33, -33, 30, 31, -33, 0, -33, -33, 0, 0,
        // State 8
        22, 0, 0, 7, 0, 0, 0, 0, 0, 0, 23, 0, 0, 24, 0, 0, 25, 26,
        // State 9
        22, 0, 0, 7, 0, 0, 0, 0, 0, 0, 23, 0, 0, 24, 0, 0, 25, 26,
        // State 10
        22, 0, 0, 7, 0, 0, 0, 0, 0, 0, 23, 0, 0, 24, 0, 0, 25, 26,
        // State 11
        22, 0, 0, 7, 45, 0, 0, 0, 0, 0, 23, 0, 0, 24, 0, 0, 25, 26,
        // State 12
        0, -38, -38, 0, -38, -38, -38, -38, 32, 33, 0, 0, -38, 0, -38, -38, 0, 0,
        // State 13
        0, 34, 35, 0, -40, -40, -40, 36, 0, 0, 0, 0, 37, 0, -40, -40, 0, 0,
        // State 14
        22, 0, 0, 7, 48, 0, 0, 0, 0, 0, 23, 0, 0, 24, 0, 0, 25, 26,
        // State 15
        0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
        // State 16
        0, -34, -34, 0, -34, -34, -34, -34, -34, -34, 0, 0, -34, 0, -34, -34, 0, 0,
        // State 17
        0, -37, -37, 0, -37, -37, -37, -37, -37, -37, 0, 0, -37, 0, -37, -37, 0, 0,
        // State 18
        -9, 0, 0, -9, 0, 0, 0, 0, 0, 0, -9, 0, 0, -9, 0, 0, -9, -9,
        // State 19
        0, -50, -50, 12, -50, -50, -50, -50, -50, -50, -50, -50, -50, 0, -50, -50, 0, 0,
        // State 20
        0, -26, -26, 0, -26, -26, -26, -26, -26, -26, -26, -26, -26, 0, -26, -26, 0, 0,
        // State 21
        -46, 0, 0, -46, 0, 0, 0, 0, 0, 0, -46, 0, 0, -46, 0, 0, -46, -46,
        // State 22
        -48, 0, 0, -48, 0, 0, 0, 0, 0, 0, -48, 0, 0, -48, 0, 0, -48, -48,
        // State 23
        -47, 0, 0, -47, 0, 0, 0, 0, 0, 0, -47, 0, 0, -47, 0, 0, -47, -47,
        // State 24
        0, -49, -49, -49, -49, -49, -49, -49, -49, -49, -49, -49, -49, 0, -49, -49, 0, 0,
        // State 25
        0, -51, -51, 0, -51, -51, -51, -51, -51, -51, -51, -51, -51, 0, -51, -51, 0, 0,
        // State 26
        0, -35, -35, 0, -35, -35, -35, -35, -35, -35, 0, 0, -35, 0, -35, -35, 0, 0,
        // State 27
        -10, 0, 0, -10, 0, 0, 0, 0, 0, 0, -10, 0, 0, -10, 0, 0, -10, -10,
        // State 28
        0, -4, -4, 0, -4, -4, -4, -4, -4, -4, -4, -4, -4, 0, -4, -4, 0, 0,
        // State 29
        0, -44, -44, 0, -44, -44, -44, -44, -44, -44, -44, -44, -44, 0, -44, -44, 0, 0,
        // State 30
        0, -45, -45, 0, -45, -45, -45, -45, -45, -45, -45, -45, -45, 0, -45, -45, 0, 0,
        // State 31
        -17, 0, 0, -17, 0, 0, 0, 0, 0, 0, -17, 0, 0, -17, 0, 0, -17, -17,
        // State 32
        -16, 0, 0, -16, 0, 0, 0, 0, 0, 0, -16, 0, 0, -16, 0, 0, -16, -16,
        // State 33
        -21, 0, 0, -21, 0, 0, 0, 0, 0, 0, -21, 0, 0, -21, 0, 0, -21, -21,
        // State 34
        -18, 0, 0, -18, 0, 0, 0, 0, 0, 0, -18, 0, 0, -18, 0, 0, -18, -18,
        // State 35
        -20, 0, 0, -20, 0, 0, 0, 0, 0, 0, -20, 0, 0, -20, 0, 0, -20, -20,
        // State 36
        -19, 0, 0, -19, 0, 0, 0, 0, 0, 0, -19, 0, 0, -19, 0, 0, -19, -19,
        // State 37
        -23, 0, 0, -23, 0, 0, 0, 0, 0, 0, -23, 0, 0, -23, 0, 0, -23, -23,
        // State 38
        -24, 0, 0, -24, 0, 0, 0, 0, 0, 0, -24, 0, 0, -24, 0, 0, -24, -24,
        // State 39
        -22, 0, 0, -22, 0, 0, 0, 0, 0, 0, -22, 0, 0, -22, 0, 0, -22, -22,
        // State 40
        0, 0, 0, 0, 46, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
        // State 41
        0, -5, -5, 0, -5, -5, -5, -5, -5, -5, -5, -5, -5, 0, -5, -5, 0, 0,
        // State 42
        0, -36, -36, 0, -36, -36, -36, -36, -36, -36, 0, 0, -36, 0, -36, -36, 0, 0,
        // State 43
        0, 0, 0, 0, 49, 0, 50, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
        // State 44
        0, -28, -28, 0, -28, -28, -28, -28, -28, -28, -28, -28, -28, 0, -28, -28, 0, 0,
        // State 45
        0, -31, -31, 0, -31, -31, -31, -31, -31, -31, -31, -31, -31, 0, -31, -31, 0, 0,
        // State 46
        0, 0, 0, 0, 51, 0, 52, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
        // State 47
        0, -30, -30, 0, -30, -30, -30, -30, -30, -30, -30, -30, -30, 0, -30, -30, 0, 0,
        // State 48
        0, -27, -27, 0, -27, -27, -27, -27, -27, -27, -27, -27, -27, 0, -27, -27, 0, 0,
        // State 49
        -14, 0, 0, -14, -14, 0, 0, 0, 0, 0, -14, 0, 0, -14, 0, 0, -14, -14,
        // State 50
        0, -29, -29, 0, -29, -29, -29, -29, -29, -29, -29, -29, -29, 0, -29, -29, 0, 0,
        // State 51
        -15, 0, 0, -15, -15, 0, 0, 0, 0, 0, -15, 0, 0, -15, 0, 0, -15, -15,
    ];
    fn __action(state: i8, integer: usize) -> i8 {
        __ACTION[(state as usize) * 18 + integer]
    }
    const __EOF_ACTION: &[i8] = &[
        // State 0
        0,
        // State 1
        0,
        // State 2
        -32,
        // State 3
        -39,
        // State 4
        -41,
        // State 5
        -25,
        // State 6
        0,
        // State 7
        -33,
        // State 8
        0,
        // State 9
        0,
        // State 10
        0,
        // State 11
        0,
        // State 12
        -38,
        // State 13
        -40,
        // State 14
        0,
        // State 15
        -52,
        // State 16
        -34,
        // State 17
        -37,
        // State 18
        0,
        // State 19
        -50,
        // State 20
        -26,
        // State 21
        0,
        // State 22
        0,
        // State 23
        0,
        // State 24
        -49,
        // State 25
        -51,
        // State 26
        -35,
        // State 27
        0,
        // State 28
        -4,
        // State 29
        -44,
        // State 30
        -45,
        // State 31
        0,
        // State 32
        0,
        // State 33
        0,
        // State 34
        0,
        // State 35
        0,
        // State 36
        0,
        // State 37
        0,
        // State 38
        0,
        // State 39
        0,
        // State 40
        0,
        // State 41
        -5,
        // State 42
        -36,
        // State 43
        0,
        // State 44
        -28,
        // State 45
        -31,
        // State 46
        0,
        // State 47
        -30,
        // State 48
        -27,
        // State 49
        0,
        // State 50
        -29,
        // State 51
        0,
    ];
    fn __goto(state: i8, nt: usize) -> i8 {
        match nt {
            2 => 7,
            5 => 1,
            8 => 14,
            9 => 8,
            10 => 9,
            11 => 10,
            12 => match state {
                6 => 40,
                11 => 43,
                14 => 46,
                _ => 15,
            },
            13 => 2,
            14 => match state {
                1 => 26,
                _ => 16,
            },
            15 => match state {
                8 => 42,
                _ => 17,
            },
            16 => match state {
                9 => 12,
                _ => 3,
            },
            17 => match state {
                10 => 13,
                _ => 4,
            },
            18 => 5,
            20 => match state {
                7 => 41,
                _ => 28,
            },
            21 => match state {
                1 => 27,
                _ => 18,
            },
            22 => 19,
            23 => 20,
            _ => 0,
        }
    }
    fn __expected_tokens(__state: i8) -> Vec<::std::string::String> {
        const __TERMINAL: &[&str] = &[
            r###""!""###,
            r###""%""###,
            r###""&""###,
            r###""(""###,
            r###"")""###,
            r###""+""###,
            r###"",""###,
            r###""-""###,
            r###""..""###,
            r###"":""###,
            r###""::""###,
            r###""^""###,
            r###""and""###,
            r###""not ""###,
            r###""or""###,
            r###""|""###,
            r###"r#"[a-zA-Z0-9/_$@.]+"#"###,
            r###"r#"\\x22([^\\x22\\x5c]|\\x5c.)*\\x22"#"###,
        ];
        __TERMINAL.iter().enumerate().filter_map(|(index, terminal)| {
            let next_state = __action(__state, index);
            if next_state == 0 {
                None
            } else {
                Some(terminal.to_string())
            }
        }).collect()
    }
    pub struct __StateMachine<'input>
    where 
    {
        input: &'input str,
        __phantom: ::std::marker::PhantomData<(&'input ())>,
    }
    impl<'input> __state_machine::ParserDefinition for __StateMachine<'input>
    where 
    {
        type Location = usize;
        type Error = &'static str;
        type Token = Token<'input>;
        type TokenIndex = usize;
        type Symbol = __Symbol<'input>;
        type Success = Expr;
        type StateIndex = i8;
        type Action = i8;
        type ReduceIndex = i8;
        type NonterminalIndex = usize;

        #[inline]
        fn start_location(&self) -> Self::Location {
              Default::default()
        }

        #[inline]
        fn start_state(&self) -> Self::StateIndex {
              0
        }

        #[inline]
        fn token_to_index(&self, token: &Self::Token) -> Option<usize> {
            __token_to_integer(token, ::std::marker::PhantomData::<(&())>)
        }

        #[inline]
        fn action(&self, state: i8, integer: usize) -> i8 {
            __action(state, integer)
        }

        #[inline]
        fn error_action(&self, state: i8) -> i8 {
            __action(state, 18 - 1)
        }

        #[inline]
        fn eof_action(&self, state: i8) -> i8 {
            __EOF_ACTION[state as usize]
        }

        #[inline]
        fn goto(&self, state: i8, nt: usize) -> i8 {
            __goto(state, nt)
        }

        fn token_to_symbol(&self, token_index: usize, token: Self::Token) -> Self::Symbol {
            __token_to_symbol(token_index, token, ::std::marker::PhantomData::<(&())>)
        }

        fn expected_tokens(&self, state: i8) -> Vec<String> {
            __expected_tokens(state)
        }

        #[inline]
        fn uses_error_recovery(&self) -> bool {
            false
        }

        #[inline]
        fn error_recovery_symbol(
            &self,
            recovery: __state_machine::ErrorRecovery<Self>,
        ) -> Self::Symbol {
            panic!("error recovery not enabled for this grammar")
        }

        fn reduce(
            &mut self,
            action: i8,
            start_location: Option<&Self::Location>,
            states: &mut Vec<i8>,
            symbols: &mut Vec<__state_machine::SymbolTriple<Self>>,
        ) -> Option<__state_machine::ParseResult<Self>> {
            __reduce(
                self.input,
                action,
                start_location,
                states,
                symbols,
                ::std::marker::PhantomData::<(&())>,
            )
        }

        fn simulate_reduce(&self, action: i8) -> __state_machine::SimulatedReduce<Self> {
            panic!("error recovery not enabled for this grammar")
        }
    }
    fn __token_to_integer<
        'input,
    >(
        __token: &Token<'input>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> Option<usize>
    {
        match *__token {
            Token(2, _) if true => Some(0),
            Token(3, _) if true => Some(1),
            Token(4, _) if true => Some(2),
            Token(5, _) if true => Some(3),
            Token(6, _) if true => Some(4),
            Token(7, _) if true => Some(5),
            Token(8, _) if true => Some(6),
            Token(9, _) if true => Some(7),
            Token(10, _) if true => Some(8),
            Token(11, _) if true => Some(9),
            Token(12, _) if true => Some(10),
            Token(13, _) if true => Some(11),
            Token(14, _) if true => Some(12),
            Token(15, _) if true => Some(13),
            Token(16, _) if true => Some(14),
            Token(17, _) if true => Some(15),
            Token(0, _) if true => Some(16),
            Token(1, _) if true => Some(17),
            _ => None,
        }
    }
    fn __token_to_symbol<
        'input,
    >(
        __token_index: usize,
        __token: Token<'input>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> __Symbol<'input>
    {
        match __token_index {
            0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 => match __token {
                Token(2, __tok0) | Token(3, __tok0) | Token(4, __tok0) | Token(5, __tok0) | Token(6, __tok0) | Token(7, __tok0) | Token(8, __tok0) | Token(9, __tok0) | Token(10, __tok0) | Token(11, __tok0) | Token(12, __tok0) | Token(13, __tok0) | Token(14, __tok0) | Token(15, __tok0) | Token(16, __tok0) | Token(17, __tok0) | Token(0, __tok0) | Token(1, __tok0) if true => __Symbol::Variant0(__tok0),
                _ => unreachable!(),
            },
            _ => unreachable!(),
        }
    }
    pub struct ExprParser {
        builder: __lalrpop_util::lexer::MatcherBuilder,
        _priv: (),
    }

    impl ExprParser {
        pub fn new() -> ExprParser {
            let __builder = super::__intern_token::new_builder();
            ExprParser {
                builder: __builder,
                _priv: (),
            }
        }

        #[allow(dead_code)]
        pub fn parse<
            'input,
        >(
            &self,
            input: &'input str,
        ) -> Result<Expr, __lalrpop_util::ParseError<usize, Token<'input>, &'static str>>
        {
            let mut __tokens = self.builder.matcher(input);
            __state_machine::Parser::drive(
                __StateMachine {
                    input,
                    __phantom: ::std::marker::PhantomData::<(&())>,
                },
                __tokens,
            )
        }
    }
    pub(crate) fn __reduce<
        'input,
    >(
        input: &'input str,
        __action: i8,
        __lookahead_start: Option<&usize>,
        __states: &mut ::std::vec::Vec<i8>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> Option<Result<Expr,__lalrpop_util::ParseError<usize, Token<'input>, &'static str>>>
    {
        let (__pop_states, __nonterminal) = match __action {
            0 => {
                __reduce0(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            1 => {
                __reduce1(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            2 => {
                __reduce2(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            3 => {
                __reduce3(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            4 => {
                __reduce4(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            5 => {
                __reduce5(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            6 => {
                __reduce6(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            7 => {
                __reduce7(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            8 => {
                __reduce8(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            9 => {
                __reduce9(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            10 => {
                __reduce10(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            11 => {
                __reduce11(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            12 => {
                __reduce12(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            13 => {
                __reduce13(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            14 => {
                __reduce14(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            15 => {
                __reduce15(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            16 => {
                __reduce16(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            17 => {
                __reduce17(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            18 => {
                __reduce18(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            19 => {
                __reduce19(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            20 => {
                __reduce20(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            21 => {
                __reduce21(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            22 => {
                __reduce22(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            23 => {
                __reduce23(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            24 => {
                __reduce24(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            25 => {
                __reduce25(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            26 => {
                __reduce26(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            27 => {
                __reduce27(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            28 => {
                __reduce28(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            29 => {
                __reduce29(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            30 => {
                __reduce30(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            31 => {
                __reduce31(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            32 => {
                __reduce32(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            33 => {
                __reduce33(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            34 => {
                __reduce34(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            35 => {
                __reduce35(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            36 => {
                __reduce36(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            37 => {
                __reduce37(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            38 => {
                __reduce38(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            39 => {
                __reduce39(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            40 => {
                __reduce40(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            41 => {
                __reduce41(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            42 => {
                __reduce42(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            43 => {
                __reduce43(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            44 => {
                __reduce44(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            45 => {
                __reduce45(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            46 => {
                __reduce46(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            47 => {
                __reduce47(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            48 => {
                __reduce48(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            49 => {
                __reduce49(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            50 => {
                __reduce50(input, __lookahead_start, __symbols, ::std::marker::PhantomData::<(&())>)
            }
            51 => {
                // __Expr = Expr => ActionFn(0);
                let __sym0 = __pop_Variant5(__symbols);
                let __start = __sym0.0.clone();
                let __end = __sym0.2.clone();
                let __nt = super::__action0::<>(input, __sym0);
                return Some(Ok(__nt));
            }
            _ => panic!("invalid action code {}", __action)
        };
        let __states_len = __states.len();
        __states.truncate(__states_len - __pop_states);
        let __state = *__states.last().unwrap();
        let __next_state = __goto(__state, __nonterminal);
        __states.push(__next_state);
        None
    }
    #[inline(never)]
    fn __symbol_type_mismatch() -> ! {
        panic!("symbol type mismatch")
    }
    fn __pop_Variant3<
      'input,
    >(
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>
    ) -> (usize, (Expr, &'input str), usize)
     {
        match __symbols.pop().unwrap() {
            (__l, __Symbol::Variant3(__v), __r) => (__l, __v, __r),
            _ => __symbol_type_mismatch()
        }
    }
    fn __pop_Variant5<
      'input,
    >(
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>
    ) -> (usize, Expr, usize)
     {
        match __symbols.pop().unwrap() {
            (__l, __Symbol::Variant5(__v), __r) => (__l, __v, __r),
            _ => __symbol_type_mismatch()
        }
    }
    fn __pop_Variant7<
      'input,
    >(
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>
    ) -> (usize, String, usize)
     {
        match __symbols.pop().unwrap() {
            (__l, __Symbol::Variant7(__v), __r) => (__l, __v, __r),
            _ => __symbol_type_mismatch()
        }
    }
    fn __pop_Variant6<
      'input,
    >(
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>
    ) -> (usize, ::std::option::Option<Expr>, usize)
     {
        match __symbols.pop().unwrap() {
            (__l, __Symbol::Variant6(__v), __r) => (__l, __v, __r),
            _ => __symbol_type_mismatch()
        }
    }
    fn __pop_Variant4<
      'input,
    >(
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>
    ) -> (usize, ::std::vec::Vec<(Expr, &'input str)>, usize)
     {
        match __symbols.pop().unwrap() {
            (__l, __Symbol::Variant4(__v), __r) => (__l, __v, __r),
            _ => __symbol_type_mismatch()
        }
    }
    fn __pop_Variant2<
      'input,
    >(
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>
    ) -> (usize, ::std::vec::Vec<&'static str>, usize)
     {
        match __symbols.pop().unwrap() {
            (__l, __Symbol::Variant2(__v), __r) => (__l, __v, __r),
            _ => __symbol_type_mismatch()
        }
    }
    fn __pop_Variant0<
      'input,
    >(
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>
    ) -> (usize, &'input str, usize)
     {
        match __symbols.pop().unwrap() {
            (__l, __Symbol::Variant0(__v), __r) => (__l, __v, __r),
            _ => __symbol_type_mismatch()
        }
    }
    fn __pop_Variant1<
      'input,
    >(
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>
    ) -> (usize, &'static str, usize)
     {
        match __symbols.pop().unwrap() {
            (__l, __Symbol::Variant1(__v), __r) => (__l, __v, __r),
            _ => __symbol_type_mismatch()
        }
    }
    pub(crate) fn __reduce0<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // (<Postfix>) = Postfix => ActionFn(37);
        let __sym0 = __pop_Variant1(__symbols);
        let __start = __sym0.0.clone();
        let __end = __sym0.2.clone();
        let __nt = super::__action37::<>(input, __sym0);
        __symbols.push((__start, __Symbol::Variant1(__nt), __end));
        (1, 0)
    }
    pub(crate) fn __reduce1<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // (<Postfix>)* =  => ActionFn(35);
        let __start = __lookahead_start.cloned().or_else(|| __symbols.last().map(|s| s.2.clone())).unwrap_or_default();
        let __end = __start.clone();
        let __nt = super::__action35::<>(input, &__start, &__end);
        __symbols.push((__start, __Symbol::Variant2(__nt), __end));
        (0, 1)
    }
    pub(crate) fn __reduce2<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // (<Postfix>)* = (<Postfix>)+ => ActionFn(36);
        let __sym0 = __pop_Variant2(__symbols);
        let __start = __sym0.0.clone();
        let __end = __sym0.2.clone();
        let __nt = super::__action36::<>(input, __sym0);
        __symbols.push((__start, __Symbol::Variant2(__nt), __end));
        (1, 1)
    }
    pub(crate) fn __reduce3<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // (<Postfix>)+ = Postfix => ActionFn(47);
        let __sym0 = __pop_Variant1(__symbols);
        let __start = __sym0.0.clone();
        let __end = __sym0.2.clone();
        let __nt = super::__action47::<>(input, __sym0);
        __symbols.push((__start, __Symbol::Variant2(__nt), __end));
        (1, 2)
    }
    pub(crate) fn __reduce4<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // (<Postfix>)+ = (<Postfix>)+, Postfix => ActionFn(48);
        assert!(__symbols.len() >= 2);
        let __sym1 = __pop_Variant1(__symbols);
        let __sym0 = __pop_Variant2(__symbols);
        let __start = __sym0.0.clone();
        let __end = __sym1.2.clone();
        let __nt = super::__action48::<>(input, __sym0, __sym1);
        __symbols.push((__start, __Symbol::Variant2(__nt), __end));
        (2, 2)
    }
    pub(crate) fn __reduce5<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // (<Prefix>) = Prefix => ActionFn(40);
        let __sym0 = __pop_Variant1(__symbols);
        let __start = __sym0.0.clone();
        let __end = __sym0.2.clone();
        let __nt = super::__action40::<>(input, __sym0);
        __symbols.push((__start, __Symbol::Variant1(__nt), __end));
        (1, 3)
    }
    pub(crate) fn __reduce6<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // (<Prefix>)* =  => ActionFn(38);
        let __start = __lookahead_start.cloned().or_else(|| __symbols.last().map(|s| s.2.clone())).unwrap_or_default();
        let __end = __start.clone();
        let __nt = super::__action38::<>(input, &__start, &__end);
        __symbols.push((__start, __Symbol::Variant2(__nt), __end));
        (0, 4)
    }
    pub(crate) fn __reduce7<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // (<Prefix>)* = (<Prefix>)+ => ActionFn(39);
        let __sym0 = __pop_Variant2(__symbols);
        let __start = __sym0.0.clone();
        let __end = __sym0.2.clone();
        let __nt = super::__action39::<>(input, __sym0);
        __symbols.push((__start, __Symbol::Variant2(__nt), __end));
        (1, 4)
    }
    pub(crate) fn __reduce8<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // (<Prefix>)+ = Prefix => ActionFn(51);
        let __sym0 = __pop_Variant1(__symbols);
        let __start = __sym0.0.clone();
        let __end = __sym0.2.clone();
        let __nt = super::__action51::<>(input, __sym0);
        __symbols.push((__start, __Symbol::Variant2(__nt), __end));
        (1, 5)
    }
    pub(crate) fn __reduce9<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // (<Prefix>)+ = (<Prefix>)+, Prefix => ActionFn(52);
        assert!(__symbols.len() >= 2);
        let __sym1 = __pop_Variant1(__symbols);
        let __sym0 = __pop_Variant2(__symbols);
        let __start = __sym0.0.clone();
        let __end = __sym1.2.clone();
        let __nt = super::__action52::<>(input, __sym0, __sym1);
        __symbols.push((__start, __Symbol::Variant2(__nt), __end));
        (2, 5)
    }
    pub(crate) fn __reduce10<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // (Expr ",") = Expr, "," => ActionFn(34);
        assert!(__symbols.len() >= 2);
        let __sym1 = __pop_Variant0(__symbols);
        let __sym0 = __pop_Variant5(__symbols);
        let __start = __sym0.0.clone();
        let __end = __sym1.2.clone();
        let __nt = super::__action34::<>(input, __sym0, __sym1);
        __symbols.push((__start, __Symbol::Variant3(__nt), __end));
        (2, 6)
    }
    pub(crate) fn __reduce11<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // (Expr ",")* =  => ActionFn(32);
        let __start = __lookahead_start.cloned().or_else(|| __symbols.last().map(|s| s.2.clone())).unwrap_or_default();
        let __end = __start.clone();
        let __nt = super::__action32::<>(input, &__start, &__end);
        __symbols.push((__start, __Symbol::Variant4(__nt), __end));
        (0, 7)
    }
    pub(crate) fn __reduce12<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // (Expr ",")* = (Expr ",")+ => ActionFn(33);
        let __sym0 = __pop_Variant4(__symbols);
        let __start = __sym0.0.clone();
        let __end = __sym0.2.clone();
        let __nt = super::__action33::<>(input, __sym0);
        __symbols.push((__start, __Symbol::Variant4(__nt), __end));
        (1, 7)
    }
    pub(crate) fn __reduce13<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // (Expr ",")+ = Expr, "," => ActionFn(55);
        assert!(__symbols.len() >= 2);
        let __sym1 = __pop_Variant0(__symbols);
        let __sym0 = __pop_Variant5(__symbols);
        let __start = __sym0.0.clone();
        let __end = __sym1.2.clone();
        let __nt = super::__action55::<>(input, __sym0, __sym1);
        __symbols.push((__start, __Symbol::Variant4(__nt), __end));
        (2, 8)
    }
    pub(crate) fn __reduce14<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // (Expr ",")+ = (Expr ",")+, Expr, "," => ActionFn(56);
        assert!(__symbols.len() >= 3);
        let __sym2 = __pop_Variant0(__symbols);
        let __sym1 = __pop_Variant5(__symbols);
        let __sym0 = __pop_Variant4(__symbols);
        let __start = __sym0.0.clone();
        let __end = __sym2.2.clone();
        let __nt = super::__action56::<>(input, __sym0, __sym1, __sym2);
        __symbols.push((__start, __Symbol::Variant4(__nt), __end));
        (3, 8)
    }
    pub(crate) fn __reduce15<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // BinOp1 = ":" => ActionFn(15);
        let __sym0 = __pop_Variant0(__symbols);
        let __start = __sym0.0.clone();
        let __end = __sym0.2.clone();
        let __nt = super::__action15::<>(input, __sym0);
        __symbols.push((__start, __Symbol::Variant1(__nt), __end));
        (1, 9)
    }
    pub(crate) fn __reduce16<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // BinOp1 = ".." => ActionFn(16);
        let __sym0 = __pop_Variant0(__symbols);
        let __start = __sym0.0.clone();
        let __end = __sym0.2.clone();
        let __nt = super::__action16::<>(input, __sym0);
        __symbols.push((__start, __Symbol::Variant1(__nt), __end));
        (1, 9)
    }
    pub(crate) fn __reduce17<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // BinOp2 = "&" => ActionFn(9);
        let __sym0 = __pop_Variant0(__symbols);
        let __start = __sym0.0.clone();
        let __end = __sym0.2.clone();
        let __nt = super::__action9::<>(input, __sym0);
        __symbols.push((__start, __Symbol::Variant1(__nt), __end));
        (1, 10)
    }
    pub(crate) fn __reduce18<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // BinOp2 = "and" => ActionFn(10);
        let __sym0 = __pop_Variant0(__symbols);
        let __start = __sym0.0.clone();
        let __end = __sym0.2.clone();
        let __nt = super::__action10::<>(input, __sym0);
        __symbols.push((__start, __Symbol::Variant1(__nt), __end));
        (1, 10)
    }
    pub(crate) fn __reduce19<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // BinOp2 = "-" => ActionFn(11);
        let __sym0 = __pop_Variant0(__symbols);
        let __start = __sym0.0.clone();
        let __end = __sym0.2.clone();
        let __nt = super::__action11::<>(input, __sym0);
        __symbols.push((__start, __Symbol::Variant1(__nt), __end));
        (1, 10)
    }
    pub(crate) fn __reduce20<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // BinOp2 = "%" => ActionFn(12);
        let __sym0 = __pop_Variant0(__symbols);
        let __start = __sym0.0.clone();
        let __end = __sym0.2.clone();
        let __nt = super::__action12::<>(input, __sym0);
        __symbols.push((__start, __Symbol::Variant1(__nt), __end));
        (1, 10)
    }
    pub(crate) fn __reduce21<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // BinOp3 = "|" => ActionFn(4);
        let __sym0 = __pop_Variant0(__symbols);
        let __start = __sym0.0.clone();
        let __end = __sym0.2.clone();
        let __nt = super::__action4::<>(input, __sym0);
        __symbols.push((__start, __Symbol::Variant1(__nt), __end));
        (1, 11)
    }
    pub(crate) fn __reduce22<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // BinOp3 = "+" => ActionFn(5);
        let __sym0 = __pop_Variant0(__symbols);
        let __start = __sym0.0.clone();
        let __end = __sym0.2.clone();
        let __nt = super::__action5::<>(input, __sym0);
        __symbols.push((__start, __Symbol::Variant1(__nt), __end));
        (1, 11)
    }
    pub(crate) fn __reduce23<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // BinOp3 = "or" => ActionFn(6);
        let __sym0 = __pop_Variant0(__symbols);
        let __start = __sym0.0.clone();
        let __end = __sym0.2.clone();
        let __nt = super::__action6::<>(input, __sym0);
        __symbols.push((__start, __Symbol::Variant1(__nt), __end));
        (1, 11)
    }
    pub(crate) fn __reduce24<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // Expr = Expr4 => ActionFn(1);
        let __sym0 = __pop_Variant5(__symbols);
        let __start = __sym0.0.clone();
        let __end = __sym0.2.clone();
        let __nt = super::__action1::<>(input, __sym0);
        __symbols.push((__start, __Symbol::Variant5(__nt), __end));
        (1, 12)
    }
    pub(crate) fn __reduce25<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // Expr0 = Symbol2 => ActionFn(19);
        let __sym0 = __pop_Variant7(__symbols);
        let __start = __sym0.0.clone();
        let __end = __sym0.2.clone();
        let __nt = super::__action19::<>(input, __sym0);
        __symbols.push((__start, __Symbol::Variant5(__nt), __end));
        (1, 13)
    }
    pub(crate) fn __reduce26<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // Expr0 = Symbol1, "(", Expr, ")" => ActionFn(59);
        assert!(__symbols.len() >= 4);
        let __sym3 = __pop_Variant0(__symbols);
        let __sym2 = __pop_Variant5(__symbols);
        let __sym1 = __pop_Variant0(__symbols);
        let __sym0 = __pop_Variant7(__symbols);
        let __start = __sym0.0.clone();
        let __end = __sym3.2.clone();
        let __nt = super::__action59::<>(input, __sym0, __sym1, __sym2, __sym3);
        __symbols.push((__start, __Symbol::Variant5(__nt), __end));
        (4, 13)
    }
    pub(crate) fn __reduce27<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // Expr0 = Symbol1, "(", ")" => ActionFn(60);
        assert!(__symbols.len() >= 3);
        let __sym2 = __pop_Variant0(__symbols);
        let __sym1 = __pop_Variant0(__symbols);
        let __sym0 = __pop_Variant7(__symbols);
        let __start = __sym0.0.clone();
        let __end = __sym2.2.clone();
        let __nt = super::__action60::<>(input, __sym0, __sym1, __sym2);
        __symbols.push((__start, __Symbol::Variant5(__nt), __end));
        (3, 13)
    }
    pub(crate) fn __reduce28<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // Expr0 = Symbol1, "(", (Expr ",")+, Expr, ")" => ActionFn(61);
        assert!(__symbols.len() >= 5);
        let __sym4 = __pop_Variant0(__symbols);
        let __sym3 = __pop_Variant5(__symbols);
        let __sym2 = __pop_Variant4(__symbols);
        let __sym1 = __pop_Variant0(__symbols);
        let __sym0 = __pop_Variant7(__symbols);
        let __start = __sym0.0.clone();
        let __end = __sym4.2.clone();
        let __nt = super::__action61::<>(input, __sym0, __sym1, __sym2, __sym3, __sym4);
        __symbols.push((__start, __Symbol::Variant5(__nt), __end));
        (5, 13)
    }
    pub(crate) fn __reduce29<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // Expr0 = Symbol1, "(", (Expr ",")+, ")" => ActionFn(62);
        assert!(__symbols.len() >= 4);
        let __sym3 = __pop_Variant0(__symbols);
        let __sym2 = __pop_Variant4(__symbols);
        let __sym1 = __pop_Variant0(__symbols);
        let __sym0 = __pop_Variant7(__symbols);
        let __start = __sym0.0.clone();
        let __end = __sym3.2.clone();
        let __nt = super::__action62::<>(input, __sym0, __sym1, __sym2, __sym3);
        __symbols.push((__start, __Symbol::Variant5(__nt), __end));
        (4, 13)
    }
    pub(crate) fn __reduce30<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // Expr0 = "(", Expr, ")" => ActionFn(21);
        assert!(__symbols.len() >= 3);
        let __sym2 = __pop_Variant0(__symbols);
        let __sym1 = __pop_Variant5(__symbols);
        let __sym0 = __pop_Variant0(__symbols);
        let __start = __sym0.0.clone();
        let __end = __sym2.2.clone();
        let __nt = super::__action21::<>(input, __sym0, __sym1, __sym2);
        __symbols.push((__start, __Symbol::Variant5(__nt), __end));
        (3, 13)
    }
    pub(crate) fn __reduce31<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // Expr1 = Expr0 => ActionFn(49);
        let __sym0 = __pop_Variant5(__symbols);
        let __start = __sym0.0.clone();
        let __end = __sym0.2.clone();
        let __nt = super::__action49::<>(input, __sym0);
        __symbols.push((__start, __Symbol::Variant5(__nt), __end));
        (1, 14)
    }
    pub(crate) fn __reduce32<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // Expr1 = Expr0, (<Postfix>)+ => ActionFn(50);
        assert!(__symbols.len() >= 2);
        let __sym1 = __pop_Variant2(__symbols);
        let __sym0 = __pop_Variant5(__symbols);
        let __start = __sym0.0.clone();
        let __end = __sym1.2.clone();
        let __nt = super::__action50::<>(input, __sym0, __sym1);
        __symbols.push((__start, __Symbol::Variant5(__nt), __end));
        (2, 14)
    }
    pub(crate) fn __reduce33<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // Expr15 = Expr1 => ActionFn(53);
        let __sym0 = __pop_Variant5(__symbols);
        let __start = __sym0.0.clone();
        let __end = __sym0.2.clone();
        let __nt = super::__action53::<>(input, __sym0);
        __symbols.push((__start, __Symbol::Variant5(__nt), __end));
        (1, 15)
    }
    pub(crate) fn __reduce34<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // Expr15 = (<Prefix>)+, Expr1 => ActionFn(54);
        assert!(__symbols.len() >= 2);
        let __sym1 = __pop_Variant5(__symbols);
        let __sym0 = __pop_Variant2(__symbols);
        let __start = __sym0.0.clone();
        let __end = __sym1.2.clone();
        let __nt = super::__action54::<>(input, __sym0, __sym1);
        __symbols.push((__start, __Symbol::Variant5(__nt), __end));
        (2, 15)
    }
    pub(crate) fn __reduce35<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // Expr2 = Expr2, BinOp1, Expr15 => ActionFn(13);
        assert!(__symbols.len() >= 3);
        let __sym2 = __pop_Variant5(__symbols);
        let __sym1 = __pop_Variant1(__symbols);
        let __sym0 = __pop_Variant5(__symbols);
        let __start = __sym0.0.clone();
        let __end = __sym2.2.clone();
        let __nt = super::__action13::<>(input, __sym0, __sym1, __sym2);
        __symbols.push((__start, __Symbol::Variant5(__nt), __end));
        (3, 16)
    }
    pub(crate) fn __reduce36<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // Expr2 = Expr15 => ActionFn(14);
        let __sym0 = __pop_Variant5(__symbols);
        let __start = __sym0.0.clone();
        let __end = __sym0.2.clone();
        let __nt = super::__action14::<>(input, __sym0);
        __symbols.push((__start, __Symbol::Variant5(__nt), __end));
        (1, 16)
    }
    pub(crate) fn __reduce37<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // Expr3 = Expr3, BinOp2, Expr2 => ActionFn(7);
        assert!(__symbols.len() >= 3);
        let __sym2 = __pop_Variant5(__symbols);
        let __sym1 = __pop_Variant1(__symbols);
        let __sym0 = __pop_Variant5(__symbols);
        let __start = __sym0.0.clone();
        let __end = __sym2.2.clone();
        let __nt = super::__action7::<>(input, __sym0, __sym1, __sym2);
        __symbols.push((__start, __Symbol::Variant5(__nt), __end));
        (3, 17)
    }
    pub(crate) fn __reduce38<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // Expr3 = Expr2 => ActionFn(8);
        let __sym0 = __pop_Variant5(__symbols);
        let __start = __sym0.0.clone();
        let __end = __sym0.2.clone();
        let __nt = super::__action8::<>(input, __sym0);
        __symbols.push((__start, __Symbol::Variant5(__nt), __end));
        (1, 17)
    }
    pub(crate) fn __reduce39<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // Expr4 = Expr4, BinOp3, Expr3 => ActionFn(2);
        assert!(__symbols.len() >= 3);
        let __sym2 = __pop_Variant5(__symbols);
        let __sym1 = __pop_Variant1(__symbols);
        let __sym0 = __pop_Variant5(__symbols);
        let __start = __sym0.0.clone();
        let __end = __sym2.2.clone();
        let __nt = super::__action2::<>(input, __sym0, __sym1, __sym2);
        __symbols.push((__start, __Symbol::Variant5(__nt), __end));
        (3, 18)
    }
    pub(crate) fn __reduce40<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // Expr4 = Expr3 => ActionFn(3);
        let __sym0 = __pop_Variant5(__symbols);
        let __start = __sym0.0.clone();
        let __end = __sym0.2.clone();
        let __nt = super::__action3::<>(input, __sym0);
        __symbols.push((__start, __Symbol::Variant5(__nt), __end));
        (1, 18)
    }
    pub(crate) fn __reduce41<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // Expr? = Expr => ActionFn(30);
        let __sym0 = __pop_Variant5(__symbols);
        let __start = __sym0.0.clone();
        let __end = __sym0.2.clone();
        let __nt = super::__action30::<>(input, __sym0);
        __symbols.push((__start, __Symbol::Variant6(__nt), __end));
        (1, 19)
    }
    pub(crate) fn __reduce42<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // Expr? =  => ActionFn(31);
        let __start = __lookahead_start.cloned().or_else(|| __symbols.last().map(|s| s.2.clone())).unwrap_or_default();
        let __end = __start.clone();
        let __nt = super::__action31::<>(input, &__start, &__end);
        __symbols.push((__start, __Symbol::Variant6(__nt), __end));
        (0, 19)
    }
    pub(crate) fn __reduce43<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // Postfix = "::" => ActionFn(25);
        let __sym0 = __pop_Variant0(__symbols);
        let __start = __sym0.0.clone();
        let __end = __sym0.2.clone();
        let __nt = super::__action25::<>(input, __sym0);
        __symbols.push((__start, __Symbol::Variant1(__nt), __end));
        (1, 20)
    }
    pub(crate) fn __reduce44<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // Postfix = "^" => ActionFn(26);
        let __sym0 = __pop_Variant0(__symbols);
        let __start = __sym0.0.clone();
        let __end = __sym0.2.clone();
        let __nt = super::__action26::<>(input, __sym0);
        __symbols.push((__start, __Symbol::Variant1(__nt), __end));
        (1, 20)
    }
    pub(crate) fn __reduce45<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // Prefix = "!" => ActionFn(22);
        let __sym0 = __pop_Variant0(__symbols);
        let __start = __sym0.0.clone();
        let __end = __sym0.2.clone();
        let __nt = super::__action22::<>(input, __sym0);
        __symbols.push((__start, __Symbol::Variant1(__nt), __end));
        (1, 21)
    }
    pub(crate) fn __reduce46<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // Prefix = "not " => ActionFn(23);
        let __sym0 = __pop_Variant0(__symbols);
        let __start = __sym0.0.clone();
        let __end = __sym0.2.clone();
        let __nt = super::__action23::<>(input, __sym0);
        __symbols.push((__start, __Symbol::Variant1(__nt), __end));
        (1, 21)
    }
    pub(crate) fn __reduce47<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // Prefix = "::" => ActionFn(24);
        let __sym0 = __pop_Variant0(__symbols);
        let __start = __sym0.0.clone();
        let __end = __sym0.2.clone();
        let __nt = super::__action24::<>(input, __sym0);
        __symbols.push((__start, __Symbol::Variant1(__nt), __end));
        (1, 21)
    }
    pub(crate) fn __reduce48<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // Symbol1 = r#"[a-zA-Z0-9/_$@.]+"# => ActionFn(29);
        let __sym0 = __pop_Variant0(__symbols);
        let __start = __sym0.0.clone();
        let __end = __sym0.2.clone();
        let __nt = super::__action29::<>(input, __sym0);
        __symbols.push((__start, __Symbol::Variant7(__nt), __end));
        (1, 22)
    }
    pub(crate) fn __reduce49<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // Symbol2 = Symbol1 => ActionFn(27);
        let __sym0 = __pop_Variant7(__symbols);
        let __start = __sym0.0.clone();
        let __end = __sym0.2.clone();
        let __nt = super::__action27::<>(input, __sym0);
        __symbols.push((__start, __Symbol::Variant7(__nt), __end));
        (1, 23)
    }
    pub(crate) fn __reduce50<
        'input,
    >(
        input: &'input str,
        __lookahead_start: Option<&usize>,
        __symbols: &mut ::std::vec::Vec<(usize,__Symbol<'input>,usize)>,
        _: ::std::marker::PhantomData<(&'input ())>,
    ) -> (usize, usize)
    {
        // Symbol2 = r#"\\x22([^\\x22\\x5c]|\\x5c.)*\\x22"# => ActionFn(28);
        let __sym0 = __pop_Variant0(__symbols);
        let __start = __sym0.0.clone();
        let __end = __sym0.2.clone();
        let __nt = super::__action28::<>(input, __sym0);
        __symbols.push((__start, __Symbol::Variant7(__nt), __end));
        (1, 23)
    }
}
pub use self::__parse__Expr::ExprParser;
#[cfg_attr(rustfmt, rustfmt_skip)]
mod __intern_token {
    #![allow(unused_imports)]
    use crate::ast::Expr;
    #[allow(unused_extern_crates)]
    extern crate lalrpop_util as __lalrpop_util;
    #[allow(unused_imports)]
    use self::__lalrpop_util::state_machine as __state_machine;
    pub fn new_builder() -> __lalrpop_util::lexer::MatcherBuilder {
        let __strs: &[(&str, bool)] = &[
            ("^([\\$\\.-9@-Z_a-z]+)", false),
            ("^(\"([\u{0}-!\\#-\\[\\]-\u{10ffff}]|\\\\[\u{0}-\t\u{b}-\u{10ffff}])*\")", false),
            ("^(!)", false),
            ("^(%)", false),
            ("^(\\&)", false),
            ("^(\\()", false),
            ("^(\\))", false),
            ("^(\\+)", false),
            ("^(,)", false),
            ("^(\\-)", false),
            ("^(\\.\\.)", false),
            ("^(:)", false),
            ("^(::)", false),
            ("^(\\^)", false),
            ("^(and)", false),
            ("^(not )", false),
            ("^(or)", false),
            ("^(\\|)", false),
            (r"^(\s*)", true),
        ];
        __lalrpop_util::lexer::MatcherBuilder::new(__strs.iter().copied()).unwrap()
    }
}
pub use self::__lalrpop_util::lexer::Token;

#[allow(unused_variables)]
fn __action0<
    'input,
>(
    input: &'input str,
    (_, __0, _): (usize, Expr, usize),
) -> Expr
{
    __0
}

#[allow(unused_variables)]
fn __action1<
    'input,
>(
    input: &'input str,
    (_, __0, _): (usize, Expr, usize),
) -> Expr
{
    __0
}

#[allow(unused_variables)]
fn __action2<
    'input,
>(
    input: &'input str,
    (_, a, _): (usize, Expr, usize),
    (_, op, _): (usize, &'static str, usize),
    (_, b, _): (usize, Expr, usize),
) -> Expr
{
    Expr::Fn(op.into(), vec![a, b])
}

#[allow(unused_variables)]
fn __action3<
    'input,
>(
    input: &'input str,
    (_, __0, _): (usize, Expr, usize),
) -> Expr
{
    __0
}

#[allow(unused_variables)]
fn __action4<
    'input,
>(
    input: &'input str,
    (_, __0, _): (usize, &'input str, usize),
) -> &'static str
{
    "union"
}

#[allow(unused_variables)]
fn __action5<
    'input,
>(
    input: &'input str,
    (_, __0, _): (usize, &'input str, usize),
) -> &'static str
{
    "union"
}

#[allow(unused_variables)]
fn __action6<
    'input,
>(
    input: &'input str,
    (_, __0, _): (usize, &'input str, usize),
) -> &'static str
{
    "union"
}

#[allow(unused_variables)]
fn __action7<
    'input,
>(
    input: &'input str,
    (_, a, _): (usize, Expr, usize),
    (_, op, _): (usize, &'static str, usize),
    (_, b, _): (usize, Expr, usize),
) -> Expr
{
    Expr::Fn(op.into(), vec![a, b])
}

#[allow(unused_variables)]
fn __action8<
    'input,
>(
    input: &'input str,
    (_, __0, _): (usize, Expr, usize),
) -> Expr
{
    __0
}

#[allow(unused_variables)]
fn __action9<
    'input,
>(
    input: &'input str,
    (_, __0, _): (usize, &'input str, usize),
) -> &'static str
{
    "intersection"
}

#[allow(unused_variables)]
fn __action10<
    'input,
>(
    input: &'input str,
    (_, __0, _): (usize, &'input str, usize),
) -> &'static str
{
    "intersection"
}

#[allow(unused_variables)]
fn __action11<
    'input,
>(
    input: &'input str,
    (_, __0, _): (usize, &'input str, usize),
) -> &'static str
{
    "difference"
}

#[allow(unused_variables)]
fn __action12<
    'input,
>(
    input: &'input str,
    (_, __0, _): (usize, &'input str, usize),
) -> &'static str
{
    "only"
}

#[allow(unused_variables)]
fn __action13<
    'input,
>(
    input: &'input str,
    (_, a, _): (usize, Expr, usize),
    (_, op, _): (usize, &'static str, usize),
    (_, b, _): (usize, Expr, usize),
) -> Expr
{
    Expr::Fn(op.into(), vec![a, b])
}

#[allow(unused_variables)]
fn __action14<
    'input,
>(
    input: &'input str,
    (_, __0, _): (usize, Expr, usize),
) -> Expr
{
    __0
}

#[allow(unused_variables)]
fn __action15<
    'input,
>(
    input: &'input str,
    (_, __0, _): (usize, &'input str, usize),
) -> &'static str
{
    "range"
}

#[allow(unused_variables)]
fn __action16<
    'input,
>(
    input: &'input str,
    (_, __0, _): (usize, &'input str, usize),
) -> &'static str
{
    "range"
}

#[allow(unused_variables)]
fn __action17<
    'input,
>(
    input: &'input str,
    (_, pre, _): (usize, ::std::vec::Vec<&'static str>, usize),
    (_, e, _): (usize, Expr, usize),
) -> Expr
{
    {
        let mut e = e;
        for v in pre { e = Expr::Fn(v.into(), vec![e]); }
        e
    }
}

#[allow(unused_variables)]
fn __action18<
    'input,
>(
    input: &'input str,
    (_, e, _): (usize, Expr, usize),
    (_, post, _): (usize, ::std::vec::Vec<&'static str>, usize),
) -> Expr
{
    {
        let mut e = e;
        for v in post { e = Expr::Fn(v.into(), vec![e]); }
        e
    }
}

#[allow(unused_variables)]
fn __action19<
    'input,
>(
    input: &'input str,
    (_, __0, _): (usize, String, usize),
) -> Expr
{
    Expr::Name(__0)
}

#[allow(unused_variables)]
fn __action20<
    'input,
>(
    input: &'input str,
    (_, f, _): (usize, String, usize),
    (_, _, _): (usize, &'input str, usize),
    (_, args, _): (usize, ::std::vec::Vec<(Expr, &'input str)>, usize),
    (_, last, _): (usize, ::std::option::Option<Expr>, usize),
    (_, _, _): (usize, &'input str, usize),
) -> Expr
{
    {
        // Function call.
        let mut arg_list: Vec<Expr> = args.into_iter().map(|(e, _)| e).collect();
        if let Some(last_arg) = last { arg_list.push(last_arg); }
        Expr::Fn(f.into(), arg_list)
    }
}

#[allow(unused_variables)]
fn __action21<
    'input,
>(
    input: &'input str,
    (_, _, _): (usize, &'input str, usize),
    (_, __0, _): (usize, Expr, usize),
    (_, _, _): (usize, &'input str, usize),
) -> Expr
{
    __0
}

#[allow(unused_variables)]
fn __action22<
    'input,
>(
    input: &'input str,
    (_, __0, _): (usize, &'input str, usize),
) -> &'static str
{
    "negate"
}

#[allow(unused_variables)]
fn __action23<
    'input,
>(
    input: &'input str,
    (_, __0, _): (usize, &'input str, usize),
) -> &'static str
{
    "negate"
}

#[allow(unused_variables)]
fn __action24<
    'input,
>(
    input: &'input str,
    (_, __0, _): (usize, &'input str, usize),
) -> &'static str
{
    "ancestors"
}

#[allow(unused_variables)]
fn __action25<
    'input,
>(
    input: &'input str,
    (_, __0, _): (usize, &'input str, usize),
) -> &'static str
{
    "descendants"
}

#[allow(unused_variables)]
fn __action26<
    'input,
>(
    input: &'input str,
    (_, __0, _): (usize, &'input str, usize),
) -> &'static str
{
    "parents"
}

#[allow(unused_variables)]
fn __action27<
    'input,
>(
    input: &'input str,
    (_, __0, _): (usize, String, usize),
) -> String
{
    __0
}

#[allow(unused_variables)]
fn __action28<
    'input,
>(
    input: &'input str,
    (_, escaped, _): (usize, &'input str, usize),
) -> String
{
    {
        // Escaped string.
        let mut result = String::with_capacity(escaped.len());
        let mut prev = '_';
        for ch in escaped[1..escaped.len()-1].chars() {
            match (prev, ch) {
                ('\\', 'n') => result.push('\n'),
                ('\\', _) => result.push(ch),
                (_, '\\') => (),
                (_, _) => result.push(ch),
            }
            prev = ch;
        }
        result
    }
}

#[allow(unused_variables)]
fn __action29<
    'input,
>(
    input: &'input str,
    (_, __0, _): (usize, &'input str, usize),
) -> String
{
    __0.to_string()
}

#[allow(unused_variables)]
fn __action30<
    'input,
>(
    input: &'input str,
    (_, __0, _): (usize, Expr, usize),
) -> ::std::option::Option<Expr>
{
    Some(__0)
}

#[allow(unused_variables)]
fn __action31<
    'input,
>(
    input: &'input str,
    __lookbehind: &usize,
    __lookahead: &usize,
) -> ::std::option::Option<Expr>
{
    None
}

#[allow(unused_variables)]
fn __action32<
    'input,
>(
    input: &'input str,
    __lookbehind: &usize,
    __lookahead: &usize,
) -> ::std::vec::Vec<(Expr, &'input str)>
{
    vec![]
}

#[allow(unused_variables)]
fn __action33<
    'input,
>(
    input: &'input str,
    (_, v, _): (usize, ::std::vec::Vec<(Expr, &'input str)>, usize),
) -> ::std::vec::Vec<(Expr, &'input str)>
{
    v
}

#[allow(unused_variables)]
fn __action34<
    'input,
>(
    input: &'input str,
    (_, __0, _): (usize, Expr, usize),
    (_, __1, _): (usize, &'input str, usize),
) -> (Expr, &'input str)
{
    (__0, __1)
}

#[allow(unused_variables)]
fn __action35<
    'input,
>(
    input: &'input str,
    __lookbehind: &usize,
    __lookahead: &usize,
) -> ::std::vec::Vec<&'static str>
{
    vec![]
}

#[allow(unused_variables)]
fn __action36<
    'input,
>(
    input: &'input str,
    (_, v, _): (usize, ::std::vec::Vec<&'static str>, usize),
) -> ::std::vec::Vec<&'static str>
{
    v
}

#[allow(unused_variables)]
fn __action37<
    'input,
>(
    input: &'input str,
    (_, __0, _): (usize, &'static str, usize),
) -> &'static str
{
    __0
}

#[allow(unused_variables)]
fn __action38<
    'input,
>(
    input: &'input str,
    __lookbehind: &usize,
    __lookahead: &usize,
) -> ::std::vec::Vec<&'static str>
{
    vec![]
}

#[allow(unused_variables)]
fn __action39<
    'input,
>(
    input: &'input str,
    (_, v, _): (usize, ::std::vec::Vec<&'static str>, usize),
) -> ::std::vec::Vec<&'static str>
{
    v
}

#[allow(unused_variables)]
fn __action40<
    'input,
>(
    input: &'input str,
    (_, __0, _): (usize, &'static str, usize),
) -> &'static str
{
    __0
}

#[allow(unused_variables)]
fn __action41<
    'input,
>(
    input: &'input str,
    (_, __0, _): (usize, &'static str, usize),
) -> ::std::vec::Vec<&'static str>
{
    vec![__0]
}

#[allow(unused_variables)]
fn __action42<
    'input,
>(
    input: &'input str,
    (_, v, _): (usize, ::std::vec::Vec<&'static str>, usize),
    (_, e, _): (usize, &'static str, usize),
) -> ::std::vec::Vec<&'static str>
{
    { let mut v = v; v.push(e); v }
}

#[allow(unused_variables)]
fn __action43<
    'input,
>(
    input: &'input str,
    (_, __0, _): (usize, &'static str, usize),
) -> ::std::vec::Vec<&'static str>
{
    vec![__0]
}

#[allow(unused_variables)]
fn __action44<
    'input,
>(
    input: &'input str,
    (_, v, _): (usize, ::std::vec::Vec<&'static str>, usize),
    (_, e, _): (usize, &'static str, usize),
) -> ::std::vec::Vec<&'static str>
{
    { let mut v = v; v.push(e); v }
}

#[allow(unused_variables)]
fn __action45<
    'input,
>(
    input: &'input str,
    (_, __0, _): (usize, (Expr, &'input str), usize),
) -> ::std::vec::Vec<(Expr, &'input str)>
{
    vec![__0]
}

#[allow(unused_variables)]
fn __action46<
    'input,
>(
    input: &'input str,
    (_, v, _): (usize, ::std::vec::Vec<(Expr, &'input str)>, usize),
    (_, e, _): (usize, (Expr, &'input str), usize),
) -> ::std::vec::Vec<(Expr, &'input str)>
{
    { let mut v = v; v.push(e); v }
}

#[allow(unused_variables)]
fn __action47<
    'input,
>(
    input: &'input str,
    __0: (usize, &'static str, usize),
) -> ::std::vec::Vec<&'static str>
{
    let __start0 = __0.0.clone();
    let __end0 = __0.2.clone();
    let __temp0 = __action37(
        input,
        __0,
    );
    let __temp0 = (__start0, __temp0, __end0);
    __action43(
        input,
        __temp0,
    )
}

#[allow(unused_variables)]
fn __action48<
    'input,
>(
    input: &'input str,
    __0: (usize, ::std::vec::Vec<&'static str>, usize),
    __1: (usize, &'static str, usize),
) -> ::std::vec::Vec<&'static str>
{
    let __start0 = __1.0.clone();
    let __end0 = __1.2.clone();
    let __temp0 = __action37(
        input,
        __1,
    );
    let __temp0 = (__start0, __temp0, __end0);
    __action44(
        input,
        __0,
        __temp0,
    )
}

#[allow(unused_variables)]
fn __action49<
    'input,
>(
    input: &'input str,
    __0: (usize, Expr, usize),
) -> Expr
{
    let __start0 = __0.2.clone();
    let __end0 = __0.2.clone();
    let __temp0 = __action35(
        input,
        &__start0,
        &__end0,
    );
    let __temp0 = (__start0, __temp0, __end0);
    __action18(
        input,
        __0,
        __temp0,
    )
}

#[allow(unused_variables)]
fn __action50<
    'input,
>(
    input: &'input str,
    __0: (usize, Expr, usize),
    __1: (usize, ::std::vec::Vec<&'static str>, usize),
) -> Expr
{
    let __start0 = __1.0.clone();
    let __end0 = __1.2.clone();
    let __temp0 = __action36(
        input,
        __1,
    );
    let __temp0 = (__start0, __temp0, __end0);
    __action18(
        input,
        __0,
        __temp0,
    )
}

#[allow(unused_variables)]
fn __action51<
    'input,
>(
    input: &'input str,
    __0: (usize, &'static str, usize),
) -> ::std::vec::Vec<&'static str>
{
    let __start0 = __0.0.clone();
    let __end0 = __0.2.clone();
    let __temp0 = __action40(
        input,
        __0,
    );
    let __temp0 = (__start0, __temp0, __end0);
    __action41(
        input,
        __temp0,
    )
}

#[allow(unused_variables)]
fn __action52<
    'input,
>(
    input: &'input str,
    __0: (usize, ::std::vec::Vec<&'static str>, usize),
    __1: (usize, &'static str, usize),
) -> ::std::vec::Vec<&'static str>
{
    let __start0 = __1.0.clone();
    let __end0 = __1.2.clone();
    let __temp0 = __action40(
        input,
        __1,
    );
    let __temp0 = (__start0, __temp0, __end0);
    __action42(
        input,
        __0,
        __temp0,
    )
}

#[allow(unused_variables)]
fn __action53<
    'input,
>(
    input: &'input str,
    __0: (usize, Expr, usize),
) -> Expr
{
    let __start0 = __0.0.clone();
    let __end0 = __0.0.clone();
    let __temp0 = __action38(
        input,
        &__start0,
        &__end0,
    );
    let __temp0 = (__start0, __temp0, __end0);
    __action17(
        input,
        __temp0,
        __0,
    )
}

#[allow(unused_variables)]
fn __action54<
    'input,
>(
    input: &'input str,
    __0: (usize, ::std::vec::Vec<&'static str>, usize),
    __1: (usize, Expr, usize),
) -> Expr
{
    let __start0 = __0.0.clone();
    let __end0 = __0.2.clone();
    let __temp0 = __action39(
        input,
        __0,
    );
    let __temp0 = (__start0, __temp0, __end0);
    __action17(
        input,
        __temp0,
        __1,
    )
}

#[allow(unused_variables)]
fn __action55<
    'input,
>(
    input: &'input str,
    __0: (usize, Expr, usize),
    __1: (usize, &'input str, usize),
) -> ::std::vec::Vec<(Expr, &'input str)>
{
    let __start0 = __0.0.clone();
    let __end0 = __1.2.clone();
    let __temp0 = __action34(
        input,
        __0,
        __1,
    );
    let __temp0 = (__start0, __temp0, __end0);
    __action45(
        input,
        __temp0,
    )
}

#[allow(unused_variables)]
fn __action56<
    'input,
>(
    input: &'input str,
    __0: (usize, ::std::vec::Vec<(Expr, &'input str)>, usize),
    __1: (usize, Expr, usize),
    __2: (usize, &'input str, usize),
) -> ::std::vec::Vec<(Expr, &'input str)>
{
    let __start0 = __1.0.clone();
    let __end0 = __2.2.clone();
    let __temp0 = __action34(
        input,
        __1,
        __2,
    );
    let __temp0 = (__start0, __temp0, __end0);
    __action46(
        input,
        __0,
        __temp0,
    )
}

#[allow(unused_variables)]
fn __action57<
    'input,
>(
    input: &'input str,
    __0: (usize, String, usize),
    __1: (usize, &'input str, usize),
    __2: (usize, ::std::option::Option<Expr>, usize),
    __3: (usize, &'input str, usize),
) -> Expr
{
    let __start0 = __1.2.clone();
    let __end0 = __2.0.clone();
    let __temp0 = __action32(
        input,
        &__start0,
        &__end0,
    );
    let __temp0 = (__start0, __temp0, __end0);
    __action20(
        input,
        __0,
        __1,
        __temp0,
        __2,
        __3,
    )
}

#[allow(unused_variables)]
fn __action58<
    'input,
>(
    input: &'input str,
    __0: (usize, String, usize),
    __1: (usize, &'input str, usize),
    __2: (usize, ::std::vec::Vec<(Expr, &'input str)>, usize),
    __3: (usize, ::std::option::Option<Expr>, usize),
    __4: (usize, &'input str, usize),
) -> Expr
{
    let __start0 = __2.0.clone();
    let __end0 = __2.2.clone();
    let __temp0 = __action33(
        input,
        __2,
    );
    let __temp0 = (__start0, __temp0, __end0);
    __action20(
        input,
        __0,
        __1,
        __temp0,
        __3,
        __4,
    )
}

#[allow(unused_variables)]
fn __action59<
    'input,
>(
    input: &'input str,
    __0: (usize, String, usize),
    __1: (usize, &'input str, usize),
    __2: (usize, Expr, usize),
    __3: (usize, &'input str, usize),
) -> Expr
{
    let __start0 = __2.0.clone();
    let __end0 = __2.2.clone();
    let __temp0 = __action30(
        input,
        __2,
    );
    let __temp0 = (__start0, __temp0, __end0);
    __action57(
        input,
        __0,
        __1,
        __temp0,
        __3,
    )
}

#[allow(unused_variables)]
fn __action60<
    'input,
>(
    input: &'input str,
    __0: (usize, String, usize),
    __1: (usize, &'input str, usize),
    __2: (usize, &'input str, usize),
) -> Expr
{
    let __start0 = __1.2.clone();
    let __end0 = __2.0.clone();
    let __temp0 = __action31(
        input,
        &__start0,
        &__end0,
    );
    let __temp0 = (__start0, __temp0, __end0);
    __action57(
        input,
        __0,
        __1,
        __temp0,
        __2,
    )
}

#[allow(unused_variables)]
fn __action61<
    'input,
>(
    input: &'input str,
    __0: (usize, String, usize),
    __1: (usize, &'input str, usize),
    __2: (usize, ::std::vec::Vec<(Expr, &'input str)>, usize),
    __3: (usize, Expr, usize),
    __4: (usize, &'input str, usize),
) -> Expr
{
    let __start0 = __3.0.clone();
    let __end0 = __3.2.clone();
    let __temp0 = __action30(
        input,
        __3,
    );
    let __temp0 = (__start0, __temp0, __end0);
    __action58(
        input,
        __0,
        __1,
        __2,
        __temp0,
        __4,
    )
}

#[allow(unused_variables)]
fn __action62<
    'input,
>(
    input: &'input str,
    __0: (usize, String, usize),
    __1: (usize, &'input str, usize),
    __2: (usize, ::std::vec::Vec<(Expr, &'input str)>, usize),
    __3: (usize, &'input str, usize),
) -> Expr
{
    let __start0 = __2.2.clone();
    let __end0 = __3.0.clone();
    let __temp0 = __action31(
        input,
        &__start0,
        &__end0,
    );
    let __temp0 = (__start0, __temp0, __end0);
    __action58(
        input,
        __0,
        __1,
        __2,
        __temp0,
        __3,
    )
}

pub trait __ToTriple<'input, > {
    fn to_triple(value: Self) -> Result<(usize,Token<'input>,usize), __lalrpop_util::ParseError<usize, Token<'input>, &'static str>>;
}

impl<'input, > __ToTriple<'input, > for (usize, Token<'input>, usize) {
    fn to_triple(value: Self) -> Result<(usize,Token<'input>,usize), __lalrpop_util::ParseError<usize, Token<'input>, &'static str>> {
        Ok(value)
    }
}
impl<'input, > __ToTriple<'input, > for Result<(usize, Token<'input>, usize), &'static str> {
    fn to_triple(value: Self) -> Result<(usize,Token<'input>,usize), __lalrpop_util::ParseError<usize, Token<'input>, &'static str>> {
        match value {
            Ok(v) => Ok(v),
            Err(error) => Err(__lalrpop_util::ParseError::User { error }),
        }
    }
}