{"ast_node_type":"other","tokens":[{"end":86,"kind":"keyword","start":0,"text":"debug_assert!(self.cdata.is_some(),"}]}
        debug_assert!(self.cdata.is_some(), "missing CrateMetadata in DecodeContext");
    fn cdata(&self) -> CrateMetadataRef<'a> {
        self.cdata.unwrap()