Turn off syn/clone-impls feature #273
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When syn/clone-impls isn't enabled, this type is not Copy.
warning: this argument (4 byte) is passed by reference, but would be more efficient if passed by value (limit: 8 byte)
--> src/lifetime.rs:22:49
|
22 | fn visit_opt_lifetime(&mut self, reference: &Token![&], lifetime: &mut Option<Lifetime>) {
| ^^^^^^^^^^ help: consider passing by value instead: `$crate::token::And`
|
= help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
= note: `-W clippy::trivially-copy-pass-by-ref` implied by `-W clippy::pedantic`
= help: to override `-W clippy::pedantic` add `#[allow(clippy::trivially_copy_pass_by_ref)]`
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