{"ast_node_type":"other","tokens":[{"end":39,"kind":"keyword","start":0,"text":"self.hir_node(hir_id).fn_decl()"}]}
        self.hir_node(hir_id).fn_decl()
    pub fn hir_fn_decl_by_hir_id(self, hir_id: HirId) -> Option<&'tcx FnDecl<'tcx>> {
    }