{"ast_node_type":"variable","tokens":[{"end":99,"kind":"keyword","start":0,"text":"let"}]}
    let translator = Translator::with_fallback_bundle(vec![crate::DEFAULT_LOCALE_RESOURCE], false);
    let source_map = Arc::new(SourceMap::new(FilePathMapping::empty()));
    let mut emitter = HumanEmitter::new(Box::new(Shared { data: output.clone() }), translator)