Enum Expression 

pub enum Expression<'a> {
    Binary {
        lhs: Box<Expression<'a>>,
        op: BinOp,
        rhs: Box<Expression<'a>>,
    },
    FCall {
        name: &'a str,
        args: Vec<Expression<'a>>,
    },
    Member {
        value: Value<'a>,
        path: Vec<Value<'a>>,
    },
    Restriction {
        lhs: Box<Expression<'a>>,
        op: Comparator,
        rhs: Box<Expression<'a>>,
    },
    Sequence(Vec<Expression<'a>>),
    Unary {
        op: UnOp,
        rhs: Box<Expression<'a>>,
    },
    Value(Value<'a>),
}

Variants

Binary

Fields

lhs: Box<Expression<'a>>

op: BinOp

rhs: Box<Expression<'a>>

FCall

Fields

name: &'a str

args: Vec<Expression<'a>>

Member

Fields

value: Value<'a>

path: Vec<Value<'a>>

Restriction

Fields

lhs: Box<Expression<'a>>

op: Comparator

rhs: Box<Expression<'a>>

Sequence(Vec<Expression<'a>>)

Unary

Fields

op: UnOp

rhs: Box<Expression<'a>>

Value(Value<'a>)

Implementations

impl<'a> Expression<'a>

pub fn parse(pair: Pair<'a, Rule>) -> Result<Self, ()>

Trait Implementations

impl<'a> Debug for Expression<'a>

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Display for Expression<'_>

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.