syntax_data: {"ast_node_type":"other","tokens":[{"end":80,"kind":"keyword","start":0,"text":"build_pin_fut(tcx,"}]}
source_snippet:             build_pin_fut(tcx, body, fut_place.clone(), UnwindAction::Continue);
context_before:         let (pin_bb, fut_pin_place) =
context_after:         let switch_block = build_poll_switch(