{"ast_node_type":"other","tokens":[{"end":72,"kind":"keyword","start":0,"text":"document_range_formatting_provider:"}]}
        document_range_formatting_provider: match config.rustfmt(None) {
        document_formatting_provider: Some(OneOf::Left(true)),
            RustfmtConfig::Rustfmt { enable_range_formatting: true, .. } => Some(OneOf::Left(true)),