syntax_data: {"ast_node_type":"function","tokens":[{"end":90,"kind":"keyword","start":0,"text":"fn"}]}
source_snippet: fn insert_poll_ready_block<'tcx>(tcx: TyCtxt<'tcx>, body: &mut Body<'tcx>) -> BasicBlock {
context_after:     let source_info = SourceInfo::outermost(body.span);