pub fn hang_on_error<R, E: Debug + Display>(
    hang_on_fail: bool,
    cont: impl FnOnce() -> Result<R, E>
) -> Result<R, E>
Expand description

Suspends the test using suspend if hang_on_fail is true and if the continuation returns Err.

The parameter hang_on_fail should be obtained from TestConfig, which in turns is set from the HANG_ON_FAIL environment variable.