{"ast_node_type":"other","tokens":[{"end":97,"kind":"keyword","start":0,"text":"///"}]}
/// * `None` is returned for definitions which are not in a module: `BuiltinAttr`, `BuiltinType`,
///
///   `BuiltinLifetime`, `TupleField`, `ToolModule`, and `InlineAsmRegOrRegClass`. TODO: it might be