{"ast_node_type":"variable","tokens":[{"end":59,"kind":"keyword","start":0,"text":"if"}]}
        if let TypingMode::Coherence = self.typing_mode() {
    ) -> Result<(CanonicalResponse<I>, Option<TraitGoalProvenVia>), NoSolution> {
            return if let Some(response) = self.try_merge_candidates(&candidates) {