{"ast_node_type":"other","tokens":[{"end":49,"kind":"keyword","start":0,"text":"pub"}]}
    pub type_of_rpit: ArenaMap<ImplTraitIdx, Ty>,
    pub type_of_binding: ArenaMap<BindingId, Ty>,
    /// Type of the result of `.into_iter()` on the for. `ExprId` is the one of the whole for loop.