INNER CODE UNIT · Rust

wrap

sonos/tract · api/ffi/src/lib.rs:30

fn wrap<F: FnOnce() -> anyhow::Result<()>>(func: F) -> TRACT_RESULT {
    match func() {
        Ok(_) => TRACT_RESULT::TRACT_RESULT_OK,
        Err(e) => {
            let msg = format!("{e:?}");
            if std::env::var("TRACT_ERROR_STDERR").is_ok() {
                eprintln!("{msg}");
            }
            LAST_ERROR.with(|p| {
                *p.borrow_mut() = Some(CString::new(msg).unwrap_or_else(|_| {
                    CString::new("tract error message contains 0, can't convert to CString")
                        .unwrap()
                }))
            });
            TRACT_RESULT::TRACT_RESULT_KO
        }
    }
}

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