{"ast_node_type":"other","tokens":[{"end":65,"kind":"keyword","start":0,"text":"lint_callback!(self,"}]}
        lint_callback!(self, check_fn, fk, decl, body, span, id);
        let body = self.context.tcx.hir_body(body_id);
        hir_visit::walk_fn(self, fk, decl, body_id, id);