syntax_data: {"ast_node_type":"other","tokens":[{"end":58,"kind":"keyword","start":0,"text":"body.coroutine.as_mut().unwrap().resume_ty"}]}
source_snippet:         body.coroutine.as_mut().unwrap().resume_ty = None;
context_before:         body.coroutine.as_mut().unwrap().yield_ty = None;
context_after:         body.coroutine.as_mut().unwrap().coroutine_layout = Some(layout);