warning: the following explicit lifetimes could be elided: 'a --> src/proto/single/mutation.rs:70:6 | 70 | impl<'a> MutationFilter<'_> { | ^^ ... 84 | pub fn builder() -> MutationFilterBuilder<'a> { | ^^ | = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes help: elide the lifetimes | 70 ~ impl MutationFilter<'_> { 71 | /// Creates an empty filter. ... 83 | /// Creates a new builder for a [`MutationFilter`] 84 ~ pub fn builder() -> MutationFilterBuilder<'_> { |