macro_rules! noop_visit_mut_type { (fail) => { ... }; () => { ... }; ($name:ident, $N:ident, fail) => { ... }; ($name:ident, $N:ident) => { ... }; }
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Note: Ignoring more types is not considered as a breaking change.
macro_rules! noop_visit_mut_type { (fail) => { ... }; () => { ... }; ($name:ident, $N:ident, fail) => { ... }; ($name:ident, $N:ident) => { ... }; }
Note: Ignoring more types is not considered as a breaking change.