{"ast_node_type":"function","tokens":[{"end":85,"kind":"keyword","start":0,"text":"pub"}]}
    pub fn hir_fn_decl_by_hir_id(self, hir_id: HirId) -> Option<&'tcx FnDecl<'tcx>> {
    #[track_caller]
        self.hir_node(hir_id).fn_decl()