Trait ArcStateDeltaExt

pub trait ArcStateDeltaExt: Sized {
    type S: StateRead;

    // Required method
    fn try_begin_transaction(
        &mut self,
    ) -> Option<StateDelta<&mut StateDelta<Self::S>>>;
}

Extension trait providing try_begin_transaction() on Arc<StateDelta<S>>.

Required Associated Types

type S: StateRead

Required Methods

fn try_begin_transaction( &mut self, ) -> Option<StateDelta<&mut StateDelta<Self::S>>>

Attempts to begin a transaction on this Arc<State>, returning None if the Arc is shared.

Dyn Compatibility

This trait is not dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety", so this trait is not object safe.

Implementations on Foreign Types

impl<S: StateRead> ArcStateDeltaExt for Arc<StateDelta<S>>

type S = S

fn try_begin_transaction(&mut self) -> Option<StateDelta<&mut StateDelta<S>>>

Implementors