Trait OptionExt 

pub trait OptionExt<T, E: ToString> {
    // Required method
    fn map_storage_err(self, error: E) -> Result<T, Error>;
}

Required Methods

fn map_storage_err(self, error: E) -> Result<T, Error>

Dyn Compatibility

This trait is dyn compatible.

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

Implementations on Foreign Types

impl<T, E: ToString> OptionExt<T, E> for Option<T>

fn map_storage_err(self, error: E) -> Result<T, Error>

Implementors