{"ast_node_type":"variable","tokens":[{"end":43,"kind":"keyword","start":0,"text":"if"}]}
        if let Some(ref data) = self.data {
    pub fn record_diagnostic<Qcx: QueryContext>(&self, qcx: Qcx, diagnostic: &DiagInner) {
            D::read_deps(|task_deps| match task_deps {