WhereOperator

drive::query::conditions

Enum WhereOperator 

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pub enum WhereOperator {
    Equal,
    GreaterThan,
    GreaterThanOrEquals,
    LessThan,
    LessThanOrEquals,
    Between,
    BetweenExcludeBounds,
    BetweenExcludeLeft,
    BetweenExcludeRight,
    In,
    StartsWith,
}
Expand description

Where operator arguments

Variants§

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Equal

Equal

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GreaterThan

Greater than

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GreaterThanOrEquals

Greater than or equal

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LessThan

Less than

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LessThanOrEquals

Less than or equal

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Between

Between

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BetweenExcludeBounds

Between excluding bounds

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BetweenExcludeLeft

Between excluding left bound

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BetweenExcludeRight

Between excluding right bound

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In

In

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StartsWith

Starts with

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impl WhereOperator

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pub fn allows_flip(&self) -> bool

Matches the where operator argument and returns true if it allows flip function

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pub fn flip(&self) -> Result<WhereOperator, Error>

Flips the where operator

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impl WhereOperator

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pub const fn is_range(self) -> bool

Returns true if the where operator result is a range

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pub fn eval(&self, left_value: &Value, right_value: &Value) -> bool

Shared operator evaluator for both WhereClause and ValueClause

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pub fn value_shape_ok( &self, value: &Value, property_type: &DocumentPropertyType, ) -> bool

Validates that a value matches the expected shape for this operator and property type

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impl Clone for WhereOperator

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fn clone(&self) -> WhereOperator

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for WhereOperator

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

Formats the value using the given formatter. Read more
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impl<'de> Deserialize<'de> for WhereOperator

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fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>
where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more
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impl Display for WhereOperator

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

Formats the value using the given formatter. Read more
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impl From<WhereOperator> for Value

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fn from(value: WhereOperator) -> Self

Converts to this type from the input type.
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impl PartialEq for WhereOperator

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

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl Serialize for WhereOperator

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fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>
where __S: Serializer,

Serialize this value into the given Serde serializer. Read more
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impl Copy for WhereOperator

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impl Eq for WhereOperator

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impl StructuralPartialEq for WhereOperator

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
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fn equivalent(&self, key: &K) -> bool

Compare self to key and return true if they are equal.
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fn equivalent(&self, key: &K) -> bool

Compare self to key and return true if they are equal.
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Causes self to use its LowerExp implementation when Debug-formatted.
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