1pub use util::*;
 2
 3// pub async fn timeout<F, T>(timeout: Duration, f: F) -> Result<T, ()>
 4// where
 5//     F: Future<Output = T>,
 6// {
 7//     let timer = async {
 8//         smol::Timer::after(timeout).await;
 9//         Err(())
10//     };
11//     let future = async move { Ok(f.await) };
12//     timer.race(future).await
13// }
14
15#[cfg(any(test, feature = "test-support"))]
16pub struct CwdBacktrace<'a>(pub &'a backtrace::Backtrace);
17
18#[cfg(any(test, feature = "test-support"))]
19impl<'a> std::fmt::Debug for CwdBacktrace<'a> {
20    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
21        use backtrace::{BacktraceFmt, BytesOrWideString};
22
23        let cwd = std::env::current_dir().unwrap();
24        let cwd = cwd.parent().unwrap();
25        let mut print_path = |fmt: &mut std::fmt::Formatter<'_>, path: BytesOrWideString<'_>| {
26            std::fmt::Display::fmt(&path, fmt)
27        };
28        let mut fmt = BacktraceFmt::new(f, backtrace::PrintFmt::Full, &mut print_path);
29        for frame in self.0.frames() {
30            let mut formatted_frame = fmt.frame();
31            if frame
32                .symbols()
33                .iter()
34                .any(|s| s.filename().map_or(false, |f| f.starts_with(&cwd)))
35            {
36                formatted_frame.backtrace_frame(frame)?;
37            }
38        }
39        fmt.finish()
40    }
41}