Enum Operator 

#[non_exhaustive]
pub enum Operator {
    Eq,
    Ne,
    Gt,
    Ge,
    Lt,
    Le,
    Between,
    NotBetween,
    InList,
    NotIn,
    IsNull,
    NotNull,
    Empty,
    NotEmpty,
    StartWith,
    EndWith,
    Contain,
    OrLike,
    NotLike,
    AlwaysTrue,
    AlwaysFalse,
    Custom(CustomOperator),
}

M1 field operators.

Variants (Non-exhaustive)

Non-exhaustive enums could have additional variants added in future. Therefore, when matching against variants of non-exhaustive enums, an extra wildcard arm must be added to account for any future variants.

Eq

Ne

Gt

Ge

Lt

Le

Between

NotBetween

InList

NotIn

IsNull

NotNull

Empty

NotEmpty

StartWith

EndWith

Contain

OrLike

NotLike

AlwaysTrue

AlwaysFalse

Custom(CustomOperator)

Implementations

impl Operator

pub fn input_type(self, field_type: ValueType) -> ValueType

pub fn accepts_field_type(self, field_type: ValueType) -> bool

pub const fn short_name(self) -> &'static str

pub fn parse(value: &str) -> Option<Operator>

pub const fn expected_arity(self) -> &'static str

pub fn accepts_arity(self, actual: usize) -> bool

pub const fn supports_ignore_case(self) -> bool

Trait Implementations

impl Clone for Operator

fn clone(&self) -> Operator

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Copy for Operator

impl Debug for Operator

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

Formats the value using the given formatter.

impl Eq for Operator

impl Hash for Operator

fn hash<__H>(&self, state: &mut __H)

where __H: Hasher,

Feeds this value into the given Hasher.

fn hash_slice<H>(data: &[Self], state: &mut H)

where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher.

impl PartialEq for Operator

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

Equality operator ==.

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

Inequality operator !=.

impl StructuralPartialEq for Operator