{"ast_node_type":"other","tokens":[{"end":90,"kind":"keyword","start":0,"text":"///"}]}
/// the `deref_patterns` feature is enabled and we're matching against a scrutinee of type
/// whether to apply match ergonomics and implicitly dereference the scrutinee. For instance, when
/// `Cow<'a, Option<u8>>`, we insert an implicit dereference to allow the pattern `Some(_)` to type,