Enum MetadataPredicate 

pub enum MetadataPredicate {
    Equals(String),
    Op(MetadataOp),
}

Per-field metadata predicate. Bare string is equals (back-compat with v0.4.x). Operator object supports equals, not_equals, contains (substring match on string values), and in (any-of allowed values).

Variants

Equals(String)

key: "value" — equality (back-compat).

Op(MetadataOp)

key: { equals/not_equals/contains/in: ... }

Trait Implementations

impl Clone for MetadataPredicate

fn clone(&self) -> MetadataPredicate

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for MetadataPredicate

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for MetadataPredicate

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.