{"ast_node_type":"other","tokens":[{"end":67,"kind":"keyword","start":0,"text":"pub"}]}
    pub tuple_field_access_types: FxHashMap<TupleId, Substitution>,
    /// that which allows us to resolve a [`TupleFieldId`]s type.
    /// During inference this field is empty and [`InferenceContext::diagnostics`] is filled instead.