{"id":45384,"date":"2023-07-13T05:26:38","date_gmt":"2023-07-22T06:52:42","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/45384-2\/"},"modified":"2024-04-30T13:19:28","modified_gmt":"2024-04-30T05:19:28","slug":"45384-2","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/45384-2\/","title":{"rendered":""},"content":{"rendered":"

\u306f\u3058\u3081\u306b<\/h1>\n

\u30ed\u30fc\u30ab\u30eb\u306eYAML\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u8fbc\u3093\u3067\u3044\u3044\u611f\u3058\u306b\u30d1\u30fc\u30b9\u3057\u3066\u304f\u308c\u308b\u30e9\u30a4\u30d6\u30e9\u30ea\u306f\u306a\u3044\u304b\u306a\u3068\u601d\u3063\u3066\u63a2\u3057\u305f\u3089yaml-rust\u304c\u3042\u3063\u305f\u306e\u3067\u8a66\u3057\u3066\u307f\u307e\u3057\u305f\u3002<\/p>\n

\u3084\u3063\u3066\u307f\u305f<\/h1>\n
cargo new yaml-example\r\ncd <\/span>yaml-example\r\n<\/code><\/pre>\n
Cargo.toml\u306edependencies\u306byaml-rust\u3092\u8ffd\u8a18\u3059\u308b<\/p>\n
[dependencies]<\/span>\r\nyaml-rust<\/span> =<\/span> \"0.4\"<\/span>\r\n<\/code><\/pre>\n
\u9069\u5f53\u306ayaml\u30d5\u30a1\u30a4\u30eb\u3092\u3064\u304f\u308b<\/p>\n
foo<\/span>:<\/span>\r\n  -<\/span> list1<\/span> \r\n  -<\/span> list2<\/span>\r\nbar<\/span>:<\/span>\r\n  -<\/span> 1<\/span>\r\n  -<\/span> 2.0<\/span>\r\n<\/code><\/pre>\n
yaml-rust\u306eReadme\u3092\u53c2\u8003\u306b\u30d1\u30fc\u30b9\u51e6\u7406\u3092\u66f8\u3044\u3066\u307f\u308b<\/p>\n
extern crate yaml_rust;\r\nuse yaml_rust::{YamlLoader, YamlEmitter};\r\nuse std::fs;\r\n\r\nfn load_yaml(path: &str) -> Vec<yaml_rust::Yaml> {\r\n    let f = fs::read_to_string(path);\r\n    let s = f.unwrap().to_string();\r\n    let docs = YamlLoader::load_from_str(&s).unwrap();\r\n    docs\r\n}\r\n\r\nfn main() -> Result<(), Box<dyn std::error::Error>> {\r\n    let path = \".\/sample.yaml\";\r\n    let docs = load_yaml(&path);\r\n    let doc = &docs[0];\r\n    \/\/ Test\r\n    assert_eq!(doc[\"foo\"][0].as_str().unwrap(), \"list1\");\r\n    assert_eq!(doc[\"bar\"][0].as_i64().unwrap(), 1);\r\n    assert_eq!(doc[\"bar\"][1].as_f64().unwrap(), 2.0);\r\n    assert!(doc[\"INVALID_KEY\"][100].is_badvalue());\r\n    \/\/ Dump the YAML object\r\n    let mut out_str = String::new();\r\n    {\r\n        let mut emitter = YamlEmitter::new(&mut out_str);\r\n        emitter.dump(doc).unwrap();\r\n    }\r\n    println!(\"{}\", out_str);\r\n    Ok(())\r\n}\r\n<\/code><\/pre>\n
\u5b9f\u884c\u3057\u3066\u307f\u308b<\/p>\n
cargo build\r\ncargo run\r\n    Finished dev [<\/span>unoptimized + debuginfo] target(<\/span>s)<\/span> in <\/span>0.00s\r\n     Running `<\/span>target\/debug\/yaml_rust`<\/span>\r\n---<\/span>\r\nfoo:\r\n  - list1\r\n  - list2\r\nbar:\r\n  - 1\r\n  - 2.0\r\n<\/code><\/pre>\n
\u3067\u304d\u305f\u3002<\/p>\n
\u304a\u308f\u308a\u306b<\/h1>\n
Yaml::Loader\u306f\u30de\u30eb\u30c1\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u30d5\u30a1\u30a4\u30eb\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u308b\u306e\u3067\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u304c1\u3064\u306eYaml\u306e\u5834\u5408\u3067\u3082 let doc = &docs[0]; \u306e\u3088\u3046\u306b\u914d\u5217\u3067\u8fd4\u3063\u3066\u304d\u3066\u3044\u307e\u3059\u3002<\/p>\n
\u30d1\u30fc\u30b9\u5f8c\u306e\u30c7\u30fc\u30bf\u306f\u666e\u901a\u306bHashMap\u306b\u306a\u3063\u3066\u3044\u308b\u306e\u3067\u4fbf\u5229\u3002\u30b7\u30f3\u30d7\u30eb\u3067\u3088\u3055\u3052\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u306f\u3058\u3081\u306b \u30ed\u30fc\u30ab\u30eb\u306eYAML\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u8fbc\u3093\u3067\u3044\u3044\u611f\u3058\u306b\u30d1\u30fc\u30b9\u3057\u3066\u304f\u308c\u308b\u30e9\u30a4\u30d6\u30e9\u30ea\u306f\u306a\u3044\u304b\u306a\u3068\u601d\u3063\u3066\u63a2\u3057\u305f\u3089 […]<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-45384","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"\n- Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/45384-2\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:description\" content=\"\u306f\u3058\u3081\u306b \u30ed\u30fc\u30ab\u30eb\u306eYAML\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u8fbc\u3093\u3067\u3044\u3044\u611f\u3058\u306b\u30d1\u30fc\u30b9\u3057\u3066\u304f\u308c\u308b\u30e9\u30a4\u30d6\u30e9\u30ea\u306f\u306a\u3044\u304b\u306a\u3068\u601d\u3063\u3066\u63a2\u3057\u305f\u3089 […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/45384-2\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-22T06:52:42+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-04-30T05:19:28+00:00\" \/>\n<meta name=\"author\" content=\"\u6587, \u7fd4\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"\u6587, \u7fd4\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/45384-2\/\",\"url\":\"https:\/\/www.silicloud.com\/zh\/blog\/45384-2\/\",\"name\":\"- Blog - Silicon Cloud\",\"isPartOf\":{\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#website\"},\"datePublished\":\"2023-07-22T06:52:42+00:00\",\"dateModified\":\"2024-04-30T05:19:28+00:00\",\"author\":{\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/64d5cc7727fffbff2f9a2a8da1de3e5c\"},\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.silicloud.com\/zh\/blog\/45384-2\/\"]}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#website\",\"url\":\"https:\/\/www.silicloud.com\/zh\/blog\/\",\"name\":\"Blog - 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