pub trait FineExtWhereTDebug<T, E>where
T: Debug,{
// Required methods
fn expect_err(self, msg: &str) -> E;
fn unwrap_err(self) -> E;
}pub trait FineExtWhereTDebug<T, E>where
T: Debug,{
// Required methods
fn expect_err(self, msg: &str) -> E;
fn unwrap_err(self) -> E;
}