syntax_data: {"ast_node_type":"other","tokens":[{"end":46,"kind":"keyword","start":0,"text":"#[instrument(level"}]}
source_snippet:     #[instrument(level = "debug", skip(self))]
context_after:     fn pattern_from_hir(&mut self, p: &'tcx hir::Pat<'tcx>) -> Box<Pat<'tcx>> {