Trait CheckpointOptionExt 

pub trait CheckpointOptionExt<T> {
    // Required methods
    fn unwrap_or_revert(self, checkpoint: &Checkpoint) -> T;
    fn expect_or_revert(self, checkpoint: &Checkpoint, msg: &str) -> T;
}

Extension trait for Option that provides checkpoint-based revert on None.

Required Methods

fn unwrap_or_revert(self, checkpoint: &Checkpoint) -> T

Returns the Some value, or reverts to the checkpoint on None.

fn expect_or_revert(self, checkpoint: &Checkpoint, msg: &str) -> T

Returns the Some value, or logs the message and reverts to the checkpoint on None.

Dyn Compatibility

This trait is dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety".

Implementations on Foreign Types

impl<T> CheckpointOptionExt<T> for Option<T>

fn unwrap_or_revert(self, checkpoint: &Checkpoint) -> T

fn expect_or_revert(self, checkpoint: &Checkpoint, msg: &str) -> T

Implementors