Method fmt

cranelift/entity/src/sparse.rs:222–226

(&self, f: &mut fmt::Formatter<'_>)

    V: SparseMapValue<K> + fmt::Debug,
{
    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
        f.debug_map()
            .entries(self.values().map(|v| (v.key(), v)))
            .finish()
    }
}

/// Iterating over the elements of a set.