Struct CaptureHandler 

pub struct CaptureHandler { /* private fields */ }

Handler that accumulates all serial and stderr bytes for post-run inspection.

Example

use cargo_image_runner::runner::io::CaptureHandler;

let handler = CaptureHandler::new();
// Pass to builder via .io_handler(handler)
// After run, CapturedIo will contain all serial/stderr output.

Implementations

impl CaptureHandler

pub fn new() -> Self

Create a new capture handler.

Trait Implementations

impl Debug for CaptureHandler

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

Formats the value using the given formatter.

impl Default for CaptureHandler

fn default() -> CaptureHandler

Returns the “default value” for a type.

impl IoHandler for CaptureHandler

fn on_output(&mut self, data: &[u8]) -> IoAction

Called when serial output bytes arrive. Return an IoAction.

fn on_stderr(&mut self, data: &[u8])

Called when QEMU stderr produces output.

fn finish(self: Box<Self>) -> Option<CapturedIo>

Called after run completes to extract captured data.

fn on_exit(&mut self, exit_code: i32, timed_out: bool)

Called when QEMU exits.

fn on_start(&mut self, command: &Command)

Called before QEMU starts with the command being executed.