/// Types which can be merged together in a sensible fashion.
////// Intended to be used for hashtables or json objects.
pubtraitMergeable{///fnmerge(&mutself, other:Self);}implMergeable for () {fnmerge(&mutself, _other:Self){}}#[cfg(test)]modtest{usesuper::Mergeable;#[test]fntest_merge_unit(){assert_eq!(().merge(()),());}}