{"ast_node_type":"other","tokens":[{"end":138,"kind":"keyword","start":0,"text":"Coroutine,"}]}
    Coroutine,               sym::coroutine,           coroutine_trait,            Target::Trait,          GenericRequirement::Minimum(1);
    CoroutineState,          sym::coroutine_state,     coroutine_state,            Target::Enum,           GenericRequirement::None;
    Unpin,                   sym::unpin,               unpin_trait,                Target::Trait,          GenericRequirement::None;