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//! Error types use std::fmt; /// An error returned by [`LoadShed`] when the underlying service /// is not ready to handle any requests at the time of being /// called. /// /// [`LoadShed`]: crate::load_shed::LoadShed pub struct Overloaded { _p: (), } impl Overloaded { pub(crate) fn new() -> Self { Overloaded { _p: () } } } impl fmt::Debug for Overloaded { fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { f.write_str("Overloaded") } } impl fmt::Display for Overloaded { fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { f.write_str("service overloaded") } } impl std::error::Error for Overloaded {}