Trait Printer 

pub trait Printer {
    type Err: Error + 'static;

    // Required method
    fn print(&mut self, v: i32) -> Result<(), Self::Err>;
}

The printer to print evaluated value.

Required Associated Types

type Err: Error + 'static

The error type that printer will provide.

Required Methods

fn print(&mut self, v: i32) -> Result<(), Self::Err>

Print integer value.

Dyn Compatibility

This trait is dyn compatible.

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

Implementors

impl Printer for StdPrinter

type Err = EmptyError