Enum protobuf::well_known_types::Field_Cardinality

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pub enum Field_Cardinality {
    CARDINALITY_UNKNOWN,
    CARDINALITY_OPTIONAL,
    CARDINALITY_REQUIRED,
    CARDINALITY_REPEATED,
}

Variants

CARDINALITY_UNKNOWN

CARDINALITY_OPTIONAL

CARDINALITY_REQUIRED

CARDINALITY_REPEATED

Trait Implementations

impl Clone for Field_Cardinality[+]

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fn clone(&self) -> Field_Cardinality[−]

Returns a copy of the value.

pub fn clone_from(&mut self, source: &Self)[−]

Performs copy-assignment from source.

impl Copy for Field_Cardinality

impl Debug for Field_Cardinality[+]

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

Formats the value using the given formatter.

impl Default for Field_Cardinality[+]

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fn default() -> Self[−]

Returns the “default value” for a type.

impl Eq for Field_Cardinality

impl Hash for Field_Cardinality[+]

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fn hash<__H: Hasher>(&self, state: &mut __H)[−]

Feeds this value into the given Hasher.

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

Feeds a slice of this type into the given Hasher.

impl PartialEq<Field_Cardinality> for Field_Cardinality[+]

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fn eq(&self, other: &Field_Cardinality) -> bool[−]

This method tests for self and other values to be equal, and is used by ==.

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#[must_use]pub fn ne(&self, other: &Rhs) -> bool[−]

This method tests for !=.

impl ProtobufEnum for Field_Cardinality[+]

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fn value(&self) -> i32[−]

Get enum i32 value.

fn from_i32(value: i32) -> Option<Field_Cardinality>[−]

Try to create an enum from i32 value. Return None if value is unknown.

fn values() -> &'static [Self][−]

Get all enum values for enum type.

fn enum_descriptor_static() -> &'static EnumDescriptor[−]

Get enum descriptor by type.

fn descriptor(&self) -> &'static EnumValueDescriptor[−]

Get enum value descriptor.

fn enum_descriptor(&self) -> &'static EnumDescriptor[−]

Get enum descriptor.

impl ProtobufValue for Field_Cardinality[+]

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fn as_ref(&self) -> ProtobufValueRef<'_>[−]

As ref

fn as_any(&self) -> &dyn Any[−]

Convert to Any

fn is_non_zero(&self) -> bool[−]

Is value non-zero?

fn as_ref_copy(&self) -> ProtobufValueRef<'static>[−]

Return ProtobufValueRef if self is Copy.

impl StructuralEq for Field_Cardinality

impl StructuralPartialEq for Field_Cardinality