syntax_data: {"ast_node_type":"other","tokens":[{"end":60,"kind":"keyword","start":0,"text":"ty::Coroutine(coroutine_def_id,"}]}
source_snippet:                     ty::Coroutine(coroutine_def_id, ..) => {
context_before:                 match *ty.kind() {
context_after:                         // FIXME: sync drop of coroutine with async drop (generate both versions?)