{"ast_node_type":"variable","tokens":[{"end":75,"kind":"keyword","start":0,"text":"if"}]}
        if let Some(it) = self.result.expr_adjustments.get_mut(&tgt_expr) {
    fn walk_expr(&mut self, tgt_expr: ExprId) {
            // FIXME: this take is completely unneeded, and just is here to make borrow checker