Enum Expr 

pub enum Expr<'a> {
    Paths(Vec<Path<'a>>),
    Value(Box<PathValue<'a>>),
    BinaryOp {
        op: BinaryOperator,
        left: Box<Self>,
        right: Box<Self>,
    },
    UnaryOp {
        op: UnaryOperator,
        operand: Box<Self>,
    },
    ExistsFunc(Vec<Path<'a>>),
}

Represents a filter expression used to filter Array or Object.

Variants

Paths(Vec<Path<'a>>)

JSON Path chains.

Value(Box<PathValue<'a>>)

Literal value.

BinaryOp

Filter expression that performs a binary operation, returns a boolean value, Or arithmetic expression that performs an arithmetic operation, returns a number value.

Fields

op: BinaryOperator

left: Box<Self>

right: Box<Self>

UnaryOp

Unary expression that performs an arithmetic operation.

Fields

op: UnaryOperator

operand: Box<Self>

ExistsFunc(Vec<Path<'a>>)

Filter function, returns a boolean value.

Trait Implementations

impl<'a> Clone for Expr<'a>

fn clone(&self) -> Self

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl<'a> Debug for Expr<'a>

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

Formats the value using the given formatter.

impl Display for Expr<'_>

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

Formats the value using the given formatter.

impl<'a> PartialEq for Expr<'a>

fn eq(&self, other: &Self) -> bool

Equality operator ==.

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=.

impl<'a> StructuralPartialEq for Expr<'a>