Erfassung dynamischer Ausführungs-Backtraces in benutzerdefinierten Fehlern

use std::backtrace::Backtrace;
use std::fmt;
 
#[derive(Debug)]
pub struct EngineError {
    pub message: String,
    pub backtrace: Backtrace,
}
 
impl EngineError {
    pub fn new(msg: impl Into<String>) -> Self {
        Self {
            message: msg.into(),
            backtrace: Backtrace::capture(),
        }
    }
}
 
impl fmt::Display for EngineError {
    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
        write!(f, "Engine Error: {}\nBacktrace:\n{}", self.message, self.backtrace)
    }
}
 
impl std::error::Error for EngineError {}