{"ast_node_type":"other","tokens":[{"end":80,"kind":"keyword","start":0,"text":"if"}]}
    if expr.op_kind() == Some(ast::RangeOp::Inclusive) && expr.end().is_none() {
fn validate_range_expr(expr: ast::RangeExpr, errors: &mut Vec<SyntaxError>) {
        errors.push(SyntaxError::new(