pub trait SmtpClientTracer: Debug {
// Required methods
fn trace_event(&self, event: SmtpClientTraceEvent);
fn lazy_trace(&self, deferred: &dyn DeferredTracer);
}
pub trait SmtpClientTracer: Debug {
// Required methods
fn trace_event(&self, event: SmtpClientTraceEvent);
fn lazy_trace(&self, deferred: &dyn DeferredTracer);
}