Struct VoidDevice 

pub struct VoidDevice {}

A void device where all I/O operations succeed with no side effect.

Implementations

impl VoidDevice

pub fn new() -> Self

Creates a device.

Trait Implementations

impl Debug for VoidDevice

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for VoidDevice

fn default() -> VoidDevice

Returns the “default value” for a type.

impl Device for VoidDevice

type Error = BufferError

An error.

fn read(&mut self) -> Result<Option<u8>, Self::Error>

Reads from standard input.

fn write(&mut self, _byte: u8) -> Result<(), Self::Error>

Writes to standard output.

fn write_error(&mut self, _byte: u8) -> Result<(), Self::Error>

Writes to standard error.