Trait CliErrorHandler 

pub trait CliErrorHandler {
    type Output;

    // Required methods
    fn unwrap_or_exit(self) -> Self::Output;
    fn then_exit(self) -> !;
}

Required Associated Types

type Output

Required Methods

fn unwrap_or_exit(self) -> Self::Output

fn then_exit(self) -> !

Implementations on Foreign Types

impl<T, E> CliErrorHandler for Result<T, E>

where E: Into<CliError>,

fn unwrap_or_exit(self) -> T

Returns the result if it is Ok, otherwise exit the program with the appropriate exit code after printing the error.

fn then_exit(self) -> !

Exit the program with appropriate exit code. This will also print the error if the result is an error.

type Output = T

Implementors