Struct Backtrace

pub struct Backtrace { /* private fields */ }

System-agnostic backtrace type

Implementations

impl Backtrace

pub fn write<W: Write>(&self, writer: W) -> Result<()>

Print backtrace to a writer

Errors

if the writer errors, or backtrace error

pub fn as_string(&self) -> String

Get the backtrace as a string

Examples found in repository

examples/demo.rs (line 18)

fn main() {
	multiline_logger::Settings {
		title: "logger test",
		filters: &[("", LevelFilter::Trace)],
		file_out: Some(Path::new("target/test.log")),
		console_out: true,
		#[expect(clippy::print_stdout, reason = "demo")]
		panic_hook: Some(|info| {
			println!(
				"Custom panic handler\nPanic info: {info:?}\nBacktrace: {:?}",
				info.trace.as_string()
			);
		}),
	}
	.init();
	log::trace!("Trace\n");
	log::debug!("Debug\n{:?}", [1, 2, 3, 4]);
	log::info!("Info: {}", 7);
	log::warn!("Warn {:#?}", [0, 9, 8, 7]);
	log::error!("Error");
	panic!("Panic Message");
}

Trait Implementations

impl Debug for Backtrace

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

Formats the value using the given formatter.