Enum transact::state::StateChange[−][src]

pub enum StateChange {
    Set {
        key: String,
        value: Vec<u8>,
    },
    Delete {
        key: String,
    },
}

Expand description

A change to be applied to state, in terms of keys and values.

A StateChange represents the basic level of changes that can be applied to values in state. This covers the setting of a key/value pair, or the deletion of a key.

Variants

Set

Fields of Set

key: Stringvalue: Vec<u8>

Delete

Fields of Delete

key: String

Implementations

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impl StateChange

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pub fn key(&self) -> &str

Trait Implementations

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impl Clone for StateChange

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fn clone(&self) -> Self

Returns a copy 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 StateChange

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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<StateChange> for StateChange

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fn from(state_change: StateChange) -> Self

Performs the conversion.

Auto Trait Implementations

impl RefUnwindSafe for StateChange

impl Send for StateChange

impl Sync for StateChange

impl Unpin for StateChange

impl UnwindSafe for StateChange

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,

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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,

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

Mutably borrows from an owned value. Read more

impl<'a, T> DefaultFeatures<'a> for T where
T: 'a + Send + Sync + Clone,

pub fn clone_boxed(&self) -> Box<dyn DefaultFeatures<'a> + 'a, Global>

Clone this value, and then immediately put it into a Box behind a trait object of this trait. Read more

pub fn self_address_mut(&mut self) -> *mut ()

Returns the address of self. Read more

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impl<T> From<T> for T

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pub fn from(t: T) -> T

Performs the conversion.

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

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pub fn into(self) -> U

Performs the conversion.

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impl<T> IntoSql for T

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fn into_sql<T>(self) -> Self::Expression where
Self: AsExpression<T>,

Convert self to an expression for Diesel’s query builder. Read more

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fn as_sql<'a, T>(&'a self) -> <&'a Self as AsExpression<T>>::Expression where
&'a Self: AsExpression<T>,

Convert &self to an expression for Diesel’s query builder. Read more

impl<'a, T> NonSyncFeatures<'a> for T where
T: 'a + Clone,

pub fn clone_boxed(&self) -> Box<dyn NonSyncFeatures<'a> + 'a, Global>

Clone this value, and then immediately put it into a Box behind a trait object of this trait. Read more

pub fn self_address_mut(&mut self) -> *mut ()

Returns the address of self. Read more

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

pub fn borrow_replacement(ptr: &T) -> &T

Given ptr, which was obtained from a prior call to Self::borrow(), return a value with the same nominal lifetime which is guaranteed to survive mutations to Self. Read more

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impl<T> Same<T> for T

type Output = T

Should always be Self

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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)

recently added

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.

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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.

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

Performs the conversion.

Enum transact::state::StateChange[−][src]

Variants

Fields of Set

Fields of Delete

Implementations

impl StateChange

pub fn key(&self) -> &str

Trait Implementations

impl Clone for StateChange

fn clone(&self) -> Self

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

impl Debug for StateChange

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

impl From<StateChange> for StateChange

fn from(state_change: StateChange) -> Self

Auto Trait Implementations

impl RefUnwindSafe for StateChange

impl Send for StateChange

impl Sync for StateChange

impl Unpin for StateChange

impl UnwindSafe for StateChange

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<'a, T> DefaultFeatures<'a> for T where T: 'a + Send + Sync + Clone,

pub fn clone_boxed(&self) -> Box<dyn DefaultFeatures<'a> + 'a, Global>

pub fn self_address_mut(&mut self) -> *mut ()

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> IntoSql for T

fn into_sql<T>(self) -> Self::Expression where Self: AsExpression<T>,

fn as_sql<'a, T>(&'a self) -> <&'a Self as AsExpression<T>>::Expression where &'a Self: AsExpression<T>,

impl<'a, T> NonSyncFeatures<'a> for T where T: 'a + Clone,

pub fn clone_boxed(&self) -> Box<dyn NonSyncFeatures<'a> + 'a, Global>

pub fn self_address_mut(&mut self) -> *mut ()

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

pub fn borrow_replacement(ptr: &T) -> &T

impl<T> Same<T> for T

type Output = T

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>

impl<V, T> VZip<V> for T where V: MultiLane<T>,

pub fn vzip(self) -> V

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<'a, T> DefaultFeatures<'a> for T where
T: 'a + Send + Sync + Clone,

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

fn into_sql<T>(self) -> Self::Expression where
Self: AsExpression<T>,

fn as_sql<'a, T>(&'a self) -> <&'a Self as AsExpression<T>>::Expression where
&'a Self: AsExpression<T>,

impl<'a, T> NonSyncFeatures<'a> for T where
T: 'a + Clone,

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

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>,

impl<V, T> VZip<V> for T where
V: MultiLane<T>,