Skip to main content

LazyTransaction

co_primitives

Struct LazyTransaction 

Source 
pub struct LazyTransaction<S, T>(/* private fields */)
where
    S: BlockStorage + Clone + 'static,
    T: Transactionable<S> + 'static;
Expand description

Lazy transaction that only opens the transaction when used.

Implementations§

Source§

impl<S, T> LazyTransaction<S, T>
where S: BlockStorage + Clone + 'static, T: Transactionable<S> + 'static,

Source

pub fn new(storage: S, init: T) -> Self

Source

pub fn is_mut_access(&self) -> bool

Whether this transaction has been accessed mutable yet.

Source

pub async fn get(&mut self) -> Result<&T::Transaction, StorageError>

Source

pub async fn get_mut(&mut self) -> Result<&mut T::Transaction, StorageError>

Source

pub fn opt(&self) -> Option<&T::Transaction>

Source

pub fn opt_mut(&mut self) -> Option<&mut T::Transaction>

Source

pub fn opt_if_is_mut_access(&mut self) -> Option<&mut T::Transaction>

Trait Implementations§

Source§

impl<S, T> Debug for LazyTransaction<S, T>
where S: BlockStorage + Clone + 'static + Debug, T: Transactionable<S> + 'static + Debug, T::Transaction: Debug,

Source§

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

Formats the value using the given formatter. Read more

Auto Trait Implementations§

§

impl<S, T> Freeze for LazyTransaction<S, T>
where S: Freeze, T: Freeze, <T as Transactionable<S>>::Transaction: Freeze,

§

impl<S, T> RefUnwindSafe for LazyTransaction<S, T>
where S: RefUnwindSafe, T: RefUnwindSafe, <T as Transactionable<S>>::Transaction: RefUnwindSafe,

§

impl<S, T> Send for LazyTransaction<S, T>
where T: Send, <T as Transactionable<S>>::Transaction: Send,

§

impl<S, T> Sync for LazyTransaction<S, T>
where T: Sync, <T as Transactionable<S>>::Transaction: Sync,

§

impl<S, T> Unpin for LazyTransaction<S, T>
where S: Unpin, T: Unpin, <T as Transactionable<S>>::Transaction: Unpin,

§

impl<S, T> UnsafeUnpin for LazyTransaction<S, T>
where S: UnsafeUnpin, T: UnsafeUnpin, <T as Transactionable<S>>::Transaction: UnsafeUnpin,

§

impl<S, T> UnwindSafe for LazyTransaction<S, T>
where S: UnwindSafe, T: UnwindSafe, <T as Transactionable<S>>::Transaction: UnwindSafe,

Blanket Implementations§

Source§

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

Source§

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
Source§

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

Source§

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
Source§

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

Source§

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

Mutably borrows from an owned value. Read more
Source§

impl<T> From<T> for T

Source§

fn from(t: T) -> T

Returns the argument unchanged.

Source§

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

Source§

fn into(self) -> U

Calls U::from(self).

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

Source§

impl<T> IntoEither for T

Source§

fn into_either(self, into_left: bool) -> Either<Self, Self> ⓘ

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
Source§

fn into_either_with<F>(self, into_left: F) -> Either<Self, Self> ⓘ
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
Source§

impl<T> Same for T

Source§

type Output = T

Should always be Self
Source§

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

Source§

type Error = Infallible

The type returned in the event of a conversion error.
Source§

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

Performs the conversion.
Source§

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

Source§

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

The type returned in the event of a conversion error.
Source§

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

Performs the conversion.