syntax_data: {"ast_node_type":"variable","tokens":[{"end":81,"kind":"keyword","start":0,"text":"let"}]}
source_snippet:     let fut_pin_ty = pin_fut_new_unchecked_fn.fn_sig(tcx).output().skip_binder();
context_before:         Ty::new_fn_def(tcx, tcx.require_lang_item(LangItem::PinNewUnchecked, span), [fut_ref_ty]);
context_after:     let fut_pin_place = Place::from(body.local_decls.push(LocalDecl::new(fut_pin_ty, span)));