{"ast_node_type":"other","tokens":[{"end":61,"kind":"keyword","start":0,"text":"if"}]}
        if self.expr_span.between(self.fru_span).is_empty() {
        // Only explain that `a ..b` is a range if it's split up
            diag.span_note(self.expr_span.to(self.fru_span), fluent::hir_typeck_fru_note);