{"ast_node_type":"other","tokens":[{"end":90,"kind":"keyword","start":0,"text":"///"}]}
    /// If the following element can't be a tuple (i.e., it's a function definition), then
    /// for `pub(in self)` and `pub(super)` for `pub(in super)`.
    /// it's not a tuple struct field), and the contents within the parentheses aren't valid,