Enum protobuf::well_known_types::NullValue

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pub enum NullValue {
    NULL_VALUE,
}

Variants

`NULL_VALUE`

Trait Implementations

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impl Clone for NullValue

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fn clone(&self) -> NullValue

Returns a copy of the value. Read more

1.0.0 · source

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

Performs copy-assignment from source. Read more

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impl Debug for NullValue

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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 Default for NullValue

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fn default() -> Self

Returns the “default value” for a type. Read more

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impl Hash for NullValue

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

Feeds this value into the given Hasher. Read more

1.3.0 · source

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

Feeds a slice of this type into the given Hasher. Read more

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impl PartialEq<NullValue> for NullValue

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

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

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

This method tests for !=.

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impl ProtobufEnum for NullValue

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fn value(&self) -> i32

Get enum i32 value.

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fn from_i32(value: i32) -> Option<NullValue>

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

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fn values() -> &'static [Self]ⓘNotable traits for &'_ mut [u8 ]`impl<'_> Write for &'_ mut [u8]impl<'_> Read for &'_ [u8]`

Get all enum values for enum type.

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fn enum_descriptor_static() -> &'static EnumDescriptor

Get enum descriptor by type.

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fn descriptor(&self) -> &'static EnumValueDescriptor

Get enum value descriptor.

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fn enum_descriptor(&self) -> &'static EnumDescriptor

Get enum descriptor.

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impl ProtobufValue for NullValue

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fn as_ref(&self) -> ReflectValueRef<'_>

As ref

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fn as_any(&self) -> &dyn Any

Convert to Any

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fn is_non_zero(&self) -> bool

Is value non-zero?

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fn as_ref_copy(&self) -> ReflectValueRef<'static>

Return ProtobufValueRef if self is Copy. Read more

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impl StructuralPartialEq for NullValue

Auto Trait Implementations

impl RefUnwindSafe for NullValue

impl Send for NullValue

impl Sync for NullValue

impl Unpin for NullValue

impl UnwindSafe for NullValue

Blanket Implementations

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impl<T> Any for T where
T: 'static + ?Sized,

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pub fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

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impl<T> Borrow<T> for T where
T: ?Sized,

const: unstable · source

pub fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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impl<T> BorrowMut<T> for T where
T: ?Sized,

const: unstable · source

pub fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

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impl<T> From<T> for T

const: unstable · source

pub fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into for T where
U: From<T>,

const: unstable · source

pub fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> ToOwned for T where
T: Clone,

type Owned = T

The resulting type after obtaining ownership.

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pub fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

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pub fn clone_into(&self, target: &mut T)

🔬 This is a nightly-only experimental API. (toowned_clone_into)

Uses borrowed data to replace owned data, usually by cloning. Read more

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impl<T, U> TryFrom for T where
U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

pub fn try_from(value: U) -> Result<T, <T as TryFrom>::Error>

Performs the conversion.

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impl<T, U> TryInto for T where
U: TryFrom<T>,

type Error = >::Error

The type returned in the event of a conversion error.

const: unstable · source

pub fn try_into(self) -> Result<U, >::Error>

Performs the conversion.

Enum protobuf::well_known_types::NullValue

Variants

NULL_VALUE

Trait Implementations

impl Clone for NullValue

fn clone(&self) -> NullValue

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

impl Debug for NullValue

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

impl Default for NullValue

fn default() -> Self

impl Hash for NullValue

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

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

impl PartialEq<NullValue> for NullValue

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

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

impl ProtobufEnum for NullValue

fn value(&self) -> i32

fn from_i32(value: i32) -> Option<NullValue>

fn values() -> &'static [Self]ⓘNotable traits for &'_ mut [u8]impl<'_> Write for &'_ mut [u8]impl<'_> Read for &'_ [u8]

fn enum_descriptor_static() -> &'static EnumDescriptor

fn descriptor(&self) -> &'static EnumValueDescriptor

fn enum_descriptor(&self) -> &'static EnumDescriptor

impl ProtobufValue for NullValue

fn as_ref(&self) -> ReflectValueRef<'_>

fn as_any(&self) -> &dyn Any

fn is_non_zero(&self) -> bool

fn as_ref_copy(&self) -> ReflectValueRef<'static>

impl Copy for NullValue

impl Eq for NullValue

impl StructuralEq for NullValue

impl StructuralPartialEq for NullValue

Auto Trait Implementations

impl RefUnwindSafe for NullValue

impl Send for NullValue

impl Sync for NullValue

impl Unpin for NullValue

impl UnwindSafe for NullValue

Blanket Implementations

impl<T> Any for T where T: 'static + ?Sized,

pub fn type_id(&self) -> TypeId

impl<T> Borrow<T> for T where T: ?Sized,

pub fn borrow(&self) -> &T

impl<T> BorrowMut<T> for T where T: ?Sized,

pub fn borrow_mut(&mut self) -> &mut T

impl<T> From<T> for T

pub fn from(t: T) -> T

impl<T, U> Into<U> for T where U: From<T>,

pub fn into(self) -> U

impl<T> ToOwned for T where T: Clone,

type Owned = T

pub fn to_owned(&self) -> T

pub fn clone_into(&self, target: &mut T)

impl<T, U> TryFrom<U> for T where U: Into<T>,

type Error = Infallible

pub fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

impl<T, U> TryInto<U> for T where U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

pub fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

`NULL_VALUE`

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

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

fn values() -> &'static [Self]ⓘNotable traits for &'_ mut [u8 ]`impl<'_> Write for &'_ mut [u8]impl<'_> Read for &'_ [u8]`

impl<T> Any for T where
T: 'static + ?Sized,

impl<T> Borrow<T> for T where
T: ?Sized,

impl<T> BorrowMut<T> for T where
T: ?Sized,

impl<T, U> Into<U> for T where
U: From<T>,

impl<T> ToOwned for T where
T: Clone,

impl<T, U> TryFrom<U> for T where
U: Into<T>,

impl<T, U> TryInto<U> for T where
U: TryFrom<T>,