{"ast_node_type":"other","tokens":[{"end":59,"kind":"keyword","start":0,"text":"pub"}]}
    pub const MUT: Self = Self(ByRef::No, Mutability::Mut);
    pub const REF: Self = Self(ByRef::Yes(Mutability::Not), Mutability::Not);
    pub const REF_MUT: Self = Self(ByRef::Yes(Mutability::Mut), Mutability::Not);