{"id":26186,"date":"2025-12-02T20:20:20","date_gmt":"2025-12-02T20:20:20","guid":{"rendered":"https:\/\/pokecon.jp\/job\/?p=26186"},"modified":"2025-12-02T20:20:20","modified_gmt":"2025-12-02T20:20:20","slug":"go-%e3%81%ae%e3%82%a2%e3%83%bc%e3%82%ad%e3%83%86%e3%82%af%e3%83%81%e3%83%a3%e3%81%a9%e3%81%86%e3%81%97%e3%81%a6%e3%82%8b%ef%bc%9f-%e3%82%ae%e3%83%95%e3%83%86%e3%82%a3%e3%81%a7%e5%ae%9f%e9%9a%9b","status":"publish","type":"post","link":"https:\/\/pokecon.jp\/job\/26186\/","title":{"rendered":"Go \u306e\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3069\u3046\u3057\u3066\u308b\uff1f \u30ae\u30d5\u30c6\u30a3\u3067\u5b9f\u969b\u306b\u8a66\u3057\u305f\u69cb\u6210\u30d1\u30bf\u30fc\u30f3\u3092\u7d39\u4ecb\u3057\u307e\u3059 &#8211; giftee Tech Blog"},"content":{"rendered":"\n<\/p>\n<div>\n<p><span itemscope=\"\" itemtype=\"http:\/\/schema.org\/Photograph\"><img decoding=\"async\" src=\"https:\/\/cdn-ak.f.st-hatena.com\/images\/fotolife\/g\/giftee-dev\/20251125\/20251125105131.png\" alt=\"eyecatch\" width=\"720\" height=\"500\" loading=\"lazy\" title=\"eyecatch\" class=\"hatena-fotolife\" itemprop=\"image\"\/><\/span><\/p>\n<p>\u3053\u3093\u306b\u3061\u306f\u3001\u30ae\u30d5\u30c6\u30a3\u3067\u30a8\u30f3\u30b8\u30cb\u30a2\u3092\u3084\u3063\u3066\u3044\u308b\u4e2d\u5c4b(<a target=\"_blank\" href=\"https:\/\/x.com\/nakaryo79\">@nakaryo79<\/a>\uff09\u3067\u3059!<\/p>\n<p>\u3053\u308c\u306f\u300c<a target=\"_blank\" href=\"https:\/\/qiita.com\/advent-calendar\/2025\/giftee\">\u30ae\u30d5\u30c6\u30a3 Advent Calendar 2025<\/a>\u300d\u3068\u300c<a target=\"_blank\" href=\"https:\/\/qiita.com\/advent-calendar\/2025\/go\">Go Advent Calendar 2025<\/a>\u300d2\u65e5\u76ee\u306e\u8a18\u4e8b\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<h2 id=\"\u306f\u3058\u3081\u306b\">\u306f\u3058\u3081\u306b<\/h2>\n<p>\u30ae\u30d5\u30c6\u30a3\u3067\u306f\u3053\u3053\u6570\u5e74\u3001Go \u3092\u63a1\u7528\u3057\u305f\u30d7\u30ed\u30c0\u30af\u30c8\u304c\u5f90\u3005\u306b\u5897\u3048\u3066\u304d\u307e\u3057\u305f\u3002<br \/>\n\u63a1\u7528\u306e\u80cc\u666f\u306b\u3064\u3044\u3066\u306f\u3001\u3053\u3061\u3089\u306e\u8a18\u4e8b\u3067\u8a73\u3057\u304f\u7d39\u4ecb\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p><iframe src=\"https:\/\/hatenablog-parts.com\/embed?url=https%3A%2F%2Ftech.giftee.co.jp%2Fentry%2F2024%2F12%2F11%2F111803\" title=\"\u30ae\u30d5\u30c6\u30a3\u3067 Go \u8a00\u8a9e\u3092\u63a1\u7528\u3057\u3066\u304d\u305f\u7d4c\u7def - giftee Tech Blog\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\" loading=\"lazy\"><\/iframe><cite class=\"hatena-citation\"><a target=\"_blank\" href=\"https:\/\/tech.giftee.co.jp\/entry\/2024\/12\/11\/111803\/\">tech.giftee.co.jp<\/a><\/cite><\/p>\n<p>\u3055\u3066\u3001Go \u306b\u306f Rails \u3084 Laravel \u306e\u3088\u3046\u306a\u300c\u30d5\u30eb\u30b9\u30bf\u30c3\u30af Web \u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u300d\u306e\u6c7a\u5b9a\u7248\u304c\u5b58\u5728\u305b\u305a\u3001\u30d1\u30c3\u30b1\u30fc\u30b8\u8a2d\u8a08\u306b\u3064\u3044\u3066\u3082\u660e\u78ba\u306a\u30c7\u30d5\u30a1\u30af\u30c8\u30b9\u30bf\u30f3\u30c0\u30fc\u30c9\u304c\u3042\u308a\u307e\u305b\u3093\u3002<br \/>\n\u516c\u5f0f\u304c\u63d0\u793a\u3057\u3066\u3044\u308b <a target=\"_blank\" href=\"https:\/\/go.dev\/doc\/modules\/layout\">\u30d1\u30c3\u30b1\u30fc\u30b8\u30ec\u30a4\u30a2\u30a6\u30c8\u306e\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3<\/a>\u3082\u57fa\u672c\u7684\u306a\u69cb\u6210\u306e\u8a71\u306b\u7559\u307e\u3063\u3066\u304a\u308a\u3001\u30b5\u30fc\u30d0\u30fc\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u5185\u90e8\u69cb\u9020\u3092\u3069\u3046\u8a2d\u8a08\u3059\u3079\u304d\u304b\u307e\u3067\u306f\u8e0f\u307f\u8fbc\u3093\u3067\u3044\u307e\u305b\u3093\u3002<\/p>\n<p>\u305d\u306e\u305f\u3081\u3001\u30ae\u30d5\u30c6\u30a3\u3067\u3082\u65b0\u3057\u3044 Go \u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u7acb\u3061\u4e0a\u3052\u308b\u305f\u3073\u306b\u3001\u3069\u306e\u3088\u3046\u306a\u30d1\u30c3\u30b1\u30fc\u30b8\u69cb\u6210\u304c\u6700\u9069\u304b\u3092\u6bce\u56de\u8a66\u884c\u932f\u8aa4\u3057\u3064\u3064\u3001\u3044\u304f\u3064\u304b\u306e\u69cb\u6210\u30d1\u30bf\u30fc\u30f3\u3092\u5b9f\u969b\u306b\u904b\u7528\u3057\u3066\u304d\u307e\u3057\u305f\u3002<\/p>\n<p>\u672c\u8a18\u4e8b\u3067\u306f\u3001\u3053\u308c\u307e\u3067\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u63a1\u7528\u3057\u3066\u304d\u305f\u30d1\u30c3\u30b1\u30fc\u30b8\u69cb\u6210\u3092\u7d39\u4ecb\u3057\u3001\u305d\u308c\u305e\u308c\u306e\u7279\u5fb4\u3084\u5de5\u592b\u3057\u305f\u30dd\u30a4\u30f3\u30c8\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n<p>\u203b \u8a18\u4e8b\u5185\u306e\u30d5\u30a1\u30a4\u30eb\u540d\u3084\u30b3\u30fc\u30c9\u306f\u8aac\u660e\u306e\u305f\u3081\u4e00\u822c\u5316\u3057\u3066\u304a\u308a\u3001\u5b9f\u969b\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u547d\u540d\u3068\u306f\u7570\u306a\u308a\u307e\u3059\u3002\u307e\u305f\u3001\u8aac\u660e\u306b\u95a2\u4fc2\u306e\u306a\u3044\u30b3\u30fc\u30c9\u306f\u9069\u5b9c\u7701\u7565\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<h2 id=\"DDD--\u30ec\u30a4\u30e4\u30fc\u30c9\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\">DDD \u00d7 \u30ec\u30a4\u30e4\u30fc\u30c9\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3<\/h2>\n<p>\u307e\u305a\u306f\u3001DDD\uff08\u30c9\u30e1\u30a4\u30f3\u99c6\u52d5\u8a2d\u8a08\uff09\u306e\u300c\u96c6\u7d04\u300d\u306e\u6982\u5ff5\u3092\u53d6\u308a\u5165\u308c\u3064\u3064\u3001\u30ec\u30a4\u30e4\u30fc\u30c9\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3067\u5b9f\u88c5\u3057\u305f\u4f8b\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n<p>\u4ee5\u4e0b\u304c\u30d1\u30c3\u30b1\u30fc\u30b8\u69cb\u6210\u306e\u5916\u89b3\u3067\u3059\u3002<\/p>\n<pre class=\"code lang-sh\" data-lang=\"sh\" data-unlink=\"\">internal\/\n\u251c\u2500\u2500 domain\/           \n\u251c\u2500\u2500 handler\/          \n\u251c\u2500\u2500 infrastructure\/   \n\u2514\u2500\u2500 usecase\/          \n<\/pre>\n<p>handler \u304c HTTP \u30ea\u30af\u30a8\u30b9\u30c8\u3092\u53d7\u3051\u3001usecase \u3092\u547c\u3073\u51fa\u3057\u307e\u3059\u3002<br \/>\nusecase \u306f\u30c9\u30e1\u30a4\u30f3\u30e2\u30c7\u30eb\u3092\u7d44\u307f\u7acb\u3066\u3001\u30ea\u30dd\u30b8\u30c8\u30ea\u3092\u4f7f\u3063\u3066\u6c38\u7d9a\u5316\u51e6\u7406\u3092\u3057\u307e\u3059\u3002<\/p>\n<p>\u4f9d\u5b58\u65b9\u5411\u3092\u6574\u7406\u3059\u308b\u3068\u3001\u6b21\u306e\u3088\u3046\u306a\u5f62\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<pre class=\"code\" data-lang=\"\" data-unlink=\"\">handler\/ (REST, GraphQL, Middleware)\n\u2193\nusecase\/ (Application Services)\n\u2193\ndomain\/model\/ (Domain Models)\n\u2191\ninfrastructure\/ (Repository Implementations, External APIs)<\/pre>\n<p>\u4f9d\u5b58\u6027\u9006\u8ee2\u306e\u539f\u5247\u3092\u9069\u7528\u3057\u3001<code>domain<\/code> \u3084 <code>usecase<\/code> \u304c <code>infrastructure<\/code> \u306b\u76f4\u63a5\u4f9d\u5b58\u3057\u306a\u3044\u3088\u3046\u306b\u3057\u3066\u3044\u307e\u3059\u3002<br \/>\n\u5177\u4f53\u7684\u306b\u306f\u3001<code>domain<\/code> \u30ec\u30a4\u30e4\u30fc\u306b\u30ea\u30dd\u30b8\u30c8\u30ea\u306e\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3092\u5b9a\u7fa9\u3057\u3001<code>infrastructure<\/code> \u5074\u3067\u305d\u306e\u5b9f\u88c5\u3092\u6301\u3061\u307e\u3059\u3002\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3078\u306e\u8aad\u307f\u66f8\u304d\u306f\u96c6\u7d04\u30eb\u30fc\u30c8\u5358\u4f4d\u3067\u884c\u3046\u305f\u3081\u3001\u30ea\u30dd\u30b8\u30c8\u30ea\u306e\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306f\u96c6\u7d04\u3054\u3068\u306b\u7528\u610f\u3057\u307e\u3059\u3002<\/p>\n<p>\u5404\u30ec\u30a4\u30e4\u30fc\u306e\u8a73\u7d30\u3092\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n<h3 id=\"domain\">domain<\/h3>\n<p><code>domain<\/code> \u306f\u30c9\u30e1\u30a4\u30f3\u30e2\u30c7\u30eb\u3084\u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af\u3092\u7ba1\u7406\u3059\u308b\u30ec\u30a4\u30e4\u30fc\u3067\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u69cb\u6210\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<pre class=\"code lang-sh\" data-lang=\"sh\" data-unlink=\"\">domain\/\n  \u251c\u2500\u2500 model\/          \n  \u2502   \u251c\u2500\u2500 task\/       \n  \u2502   \u2502   \u251c\u2500\u2500 task.go\n  \u2502   \u2502   \u251c\u2500\u2500 task_test.go\n  \u2502   \u2502   ...\n  \u2502   \u2502   \u2514\u2500\u2500 repository.go\n  \u2502   \u251c\u2500\u2500 user\/       \n  \u2502   \u2502   \u251c\u2500\u2500 user.go\n  \u2502   \u2502   \u251c\u2500\u2500 user_test.go\n  \u2502   \u2502   ...\n  \u2502   \u2502   \u2514\u2500\u2500 repository.go\n  \u2502   ...\n  \u251c\u2500\u2500 factory\/        \n  \u251c\u2500\u2500 service\/        \n  \u2514\u2500\u2500 specification\/  \n<\/pre>\n<p><code>model\/<\/code> \u914d\u4e0b\u306b\u5404\u96c6\u7d04\u3054\u3068\u306b\u30d1\u30c3\u30b1\u30fc\u30b8\u3092\u5207\u308a\u3001\u96c6\u7d04\u3068\u540c\u540d\u306e\u30d5\u30a1\u30a4\u30eb\u306b\u96c6\u7d04\u30eb\u30fc\u30c8\u3068\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u3092\u5b9a\u7fa9\u3057\u307e\u3059\u3002<br \/>\n\u3042\u308f\u305b\u3066\u3001\u305d\u306e\u96c6\u7d04\u306e\u6c38\u7d9a\u5316\u51e6\u7406\u3092\u884c\u3046\u305f\u3081\u306e Repository \u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3082\u96c6\u7d04\u3054\u3068\u306b\u5b9a\u7fa9\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"code lang-go\" data-lang=\"go\" data-unlink=\"\"><span class=\"synStatement\">package<\/span> user\n\n<span class=\"synStatement\">type<\/span> User <span class=\"synStatement\">struct<\/span> {\n    id   uuid.UUID\n    name <span class=\"synType\">string<\/span>\n}\n\n<span class=\"synStatement\">func<\/span> New(name <span class=\"synType\">string<\/span>) (User, <span class=\"synType\">error<\/span>) {\n    \n    <span class=\"synStatement\">return<\/span> User{id: uuid.New(), name: name}, <span class=\"synStatement\">nil<\/span>\n}\n<\/pre>\n<p><code>domain<\/code> \u304c\u4f9d\u5b58\u3067\u304d\u308b\u306e\u306f <code>domain<\/code> \u5185\u306e\u30b3\u30fc\u30c9\u3060\u3051\u3067\u3001<code>usecase<\/code> \u3084 <code>infrastructure<\/code> \u306a\u3069\u4ed6\u30ec\u30a4\u30e4\u30fc\u3078\u306e\u4f9d\u5b58\u306f\u7981\u6b62\u3057\u3066\u3044\u307e\u3059\u3002\u307e\u305f\u3001\u96c6\u7d04\u9593\u306e\u4f9d\u5b58\u3082\u57fa\u672c\u7684\u306b\u306f\u6301\u305f\u306a\u3044\u65b9\u91dd\u3067\u3059\u3002<\/p>\n<p>\u96c6\u7d04\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u751f\u6210\u306f\u96c6\u7d04\u3054\u3068\u306b\u5b9a\u7fa9\u3055\u308c\u305f\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u3067\u884c\u3044\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u751f\u6210\u30ed\u30b8\u30c3\u30af\u304c\u8907\u96d1\u3067\u3042\u3063\u305f\u308a\u3001\u4ed6\u306e\u96c6\u7d04\u306e\u30c7\u30fc\u30bf\u304c\u5fc5\u8981\u3060\u3063\u305f\u308a\u3059\u308b\u5834\u5408\u306f <code>factory\/<\/code> \u914d\u4e0b\u306b\u30d5\u30a1\u30af\u30c8\u30ea\u95a2\u6570\u3092\u5b9a\u7fa9\u3057\u3066\u305d\u308c\u3092\u4f7f\u3044\u307e\u3059\u3002\u3068\u306f\u3044\u3048\u3001\u5927\u4f53\u306e\u96c6\u7d04\u306f\u96c6\u7d04\u3054\u3068\u306e\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u3067\u4e8b\u8db3\u308a\u308b\u3088\u3046\u306b\u8a2d\u8a08\u3057\u3066\u3044\u308b\u306e\u3067\u3001\u30d5\u30a1\u30af\u30c8\u30ea\u304c\u767b\u5834\u3059\u308b\u30b1\u30fc\u30b9\u306f\u3042\u307e\u308a\u591a\u304f\u3042\u308a\u307e\u305b\u3093\u3002<br \/>\n\u4f59\u8ac7\u3067\u3059\u304c\u3001\u96c6\u7d04\u751f\u6210\u6642\u306e\u4e0d\u5909\u6761\u4ef6\u3092\u8003\u3048\u308b\u3068\u96c6\u7d04\u304c\u5927\u304d\u304f\u306a\u308a\u3059\u304e\u308b\u3053\u3068\u304c\u3042\u308b\u306e\u3067\u3001\u305d\u308c\u3092\u907f\u3051\u308b\u305f\u3081\u306b\u30d5\u30a1\u30af\u30c8\u30ea\u3092\u4f7f\u3044\u305f\u304f\u306a\u308a\u307e\u3059\u304c\u3001\u30d5\u30a1\u30af\u30c8\u30ea\u306e\u4e71\u7528\u306f\u96c6\u7d04\u9593\u306e\u4f9d\u5b58\u3092\u5f37\u3081\u3066\u3057\u307e\u3046\u5074\u9762\u3082\u3042\u308b\u306e\u3067\u3001\u96c6\u7d04\u5883\u754c\u3092\u9069\u5207\u306b\u8a2d\u8a08\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p><code>service\/<\/code> \u306b\u306f\u3044\u308f\u3086\u308b\u30c9\u30e1\u30a4\u30f3\u30b5\u30fc\u30d3\u30b9\u3092\u7f6e\u304d\u307e\u3059\u3002\u8907\u6570\u96c6\u7d04\u3092\u307e\u305f\u3044\u3060\u51e6\u7406\u306a\u3069\u3001\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3084\u5024\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3060\u3051\u3067\u306f\u8868\u73fe\u3057\u3065\u3089\u3044\u30ed\u30b8\u30c3\u30af\u3092\u3053\u3053\u306b\u7f6e\u304d\u307e\u3059\u3002<\/p>\n<p><code>specification\/<\/code> \u306b\u306f\u3001DDD \u306e\u4ed5\u69d8\u30d1\u30bf\u30fc\u30f3\u306b\u57fa\u3065\u304f\u30b3\u30fc\u30c9\uff08\u4f8b\uff1a\u6a29\u9650\u30c1\u30a7\u30c3\u30af\u306e\u6761\u4ef6\u306a\u3069\uff09\u3092\u914d\u7f6e\u3057\u307e\u3059\u3002<\/p>\n<h3 id=\"handler\">handler<\/h3>\n<p><code>handler<\/code> \u306f\u3053\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u53e9\u304f\u5916\u754c\u3068\u306e\u3084\u308a\u3068\u308a\uff08\u4e3b\u306b HTTP \u30ea\u30af\u30a8\u30b9\u30c8\uff09\u3092\u7ba1\u7406\u3059\u308b\u30ec\u30a4\u30e4\u30fc\u3067\u3059\u3002<br \/>\nGraphQL API \u3084 REST API \u306b\u95a2\u3059\u308b\u30b3\u30fc\u30c9\u3092\u307e\u3068\u3081\u3066\u3044\u307e\u3059\u3002<\/p>\n<pre class=\"code lang-sh\" data-lang=\"sh\" data-unlink=\"\">handler\/\n\u251c\u2500\u2500 graphql\/                    \n\u2502   \u251c\u2500\u2500 loader\/                 \n\u2502   \u251c\u2500\u2500 gqlmiddleware\/          \n\u2502   \u2514\u2500\u2500 resolver\/               \n\u2502       \u251c\u2500\u2500 task.resolvers.go\n\u2502       \u2514\u2500\u2500 user.resolvers.go\n\u251c\u2500\u2500 rest\/                       \n\u2502   \u251c\u2500\u2500 health_check.go\n\u2502   \u251c\u2500\u2500 task.go\n\u2502   \u251c\u2500\u2500 user.go\n\u2502   \u2514\u2500\u2500 restmiddleware\/         \n\u2514\u2500\u2500 middleware\/                 \n    \u251c\u2500\u2500 auth.go                 \n    \u251c\u2500\u2500 recover.go              \n    \u2514\u2500\u2500 ...\n<\/pre>\n<p><code>handler\/<\/code> \u76f4\u4e0b\u3067\u3001GraphQL \/ REST \/ gRPC \u3068\u3044\u3063\u305f\u30d7\u30ed\u30c8\u30b3\u30eb\u3054\u3068\u306b\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3092\u5206\u3051\u3001\u305d\u306e\u4e2d\u306b\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u5358\u4f4d\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u914d\u7f6e\u3057\u307e\u3059\u3002<br \/>\nGraphQL \u306e\u5834\u5408\u3067\u3082 HTTP \u30b5\u30fc\u30d0\u30fc\u81ea\u4f53\u306f REST \u3068\u5171\u901a\u3067\u4f7f\u3048\u308b\u305f\u3081\u3001GraphQL \u3068 REST \u306e\u4e21\u65b9\u3067\u5229\u7528\u3057\u305f\u3044\u30df\u30c9\u30eb\u30a6\u30a7\u30a2\uff08\u8a8d\u8a3c\u3084 panic \u30ea\u30ab\u30d0\u30ea\u306a\u3069\uff09\u306f\u3001<code>handler\/<\/code> \u76f4\u4e0b\u306e <code>middleware\/<\/code> \u306b\u307e\u3068\u3081\u3066\u304a\u304f\u69cb\u6210\u306b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<h3 id=\"usecase\">usecase<\/h3>\n<p><code>usecase<\/code> \u306f\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30b5\u30fc\u30d3\u30b9\u306b\u95a2\u3059\u308b\u30b3\u30fc\u30c9\u3092\u7f6e\u304d\u307e\u3059\u3002<\/p>\n<pre class=\"code lang-sh\" data-lang=\"sh\" data-unlink=\"\">usecase\/\n\u251c\u2500\u2500 <span class=\"synStatement\">command<\/span>\/        \n\u2502   \u251c\u2500\u2500 task.go\n\u2502   \u251c\u2500\u2500 user.go\n\u2502   \u2514\u2500\u2500 ...\n\u2514\u2500\u2500 query\/          \n    \u251c\u2500\u2500 task.go\n    \u251c\u2500\u2500 user.go\n    \u2514\u2500\u2500 ...\n<\/pre>\n<p><a target=\"_blank\" href=\"https:\/\/ja.wikipedia.org\/wiki\/%E3%82%B3%E3%83%9E%E3%83%B3%E3%83%89%E3%82%AF%E3%82%A8%E3%83%AA%E8%B2%AC%E4%BB%BB%E5%88%86%E9%9B%A2\">CQRS\uff08Command Query Responsibility Segregation\uff09<\/a>\u30d1\u30bf\u30fc\u30f3\u3092\u63a1\u7528\u3057\u3066\u304a\u308a\u3001\u66f8\u304d\u8fbc\u307f\uff08command\uff09\u3068\u8aad\u307f\u53d6\u308a\uff08query\uff09\u3092\u660e\u78ba\u306b\u5206\u96e2\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u30b3\u30de\u30f3\u30c9\u5074\u3067\u306f\u3001\u5165\u529b\u3092\u5143\u306b\u30ea\u30dd\u30b8\u30c8\u30ea\u7d4c\u7531\u3067\u5fc5\u8981\u306a\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3057\u305f\u308a\u3001\u305d\u308c\u3092\u5143\u306b\u30c9\u30e1\u30a4\u30f3\u30e2\u30c7\u30eb\u3092\u69cb\u7bc9\u3057\u3001\u30ea\u30dd\u30b8\u30c8\u30ea\u7d4c\u7531\u3067\u6c38\u7d9a\u5316\u3092\u884c\u3044\u307e\u3059\u3002<\/p>\n<pre class=\"code lang-go\" data-lang=\"go\" data-unlink=\"\"><span class=\"synStatement\">package<\/span> command\n\n<span class=\"synStatement\">type<\/span> UserService <span class=\"synStatement\">struct<\/span> {\n    UserRepo user.UserRepostory\n}\n\n<span class=\"synStatement\">func<\/span> (s *UserService) CreateUser(ctx context.Context, name <span class=\"synType\">string<\/span>) (*user.User, <span class=\"synType\">error<\/span>) {\n  \n  u, err := user.New(name)\n  \n\n  \n  err := UserRepo.Create(ctx, u)\n  \n}\n<\/pre>\n<p>\u30af\u30a8\u30ea\u5074\u3067\u884c\u3046\u306e\u306f\u30c7\u30fc\u30bf\u306e\u53d6\u5f97\u306e\u307f\u3067\u3001<code>usecase<\/code> \u5c64\u306b\u3084\u3089\u305b\u308b\u30ed\u30b8\u30c3\u30af\u304c\u306a\u3044\u305f\u3081\u3001\u30af\u30a8\u30ea\u7528\u306e interface \u3068\u30ec\u30b9\u30dd\u30f3\u30b9\u7528\u306e\u69cb\u9020\u4f53\u5b9a\u7fa9\u306e\u307f\u304c\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001<code>handler<\/code> \u5074\u304b\u3089\u306f\u3053\u306e interface \u7d4c\u7531\u3067\u6c38\u7d9a\u5316\u5c64\u3092\u547c\u3073\u51fa\u3057\u3001\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3057\u307e\u3059\u3002<br \/>\n<code>handler<\/code> \u3068 <code>infrastructure<\/code> \u306f\u3053\u306e\u30ec\u30b9\u30dd\u30f3\u30b9\u7528\u306e\u69cb\u9020\u4f53\u306b\u4f9d\u5b58\u3059\u308b\u3053\u3068\u3067\u3001\u30c7\u30fc\u30bf\u306e\u8a70\u3081\u66ff\u3048\u3092\u6700\u5c0f\u9650\u306b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<pre class=\"code lang-go\" data-lang=\"go\" data-unlink=\"\"><span class=\"synStatement\">package<\/span> query\n\n<span class=\"synStatement\">type<\/span> UserService <span class=\"synStatement\">interface<\/span> {\n    QueryByID(ctx context.Context, id uuid.UUID) (User, <span class=\"synType\">error<\/span>)\n}\n\n\n<span class=\"synStatement\">type<\/span> User <span class=\"synStatement\">struct<\/span> {\n  ID uuid.UUID\n  Name <span class=\"synType\">string<\/span>\n}\n<\/pre>\n<h3 id=\"infrastructure\">infrastructure<\/h3>\n<p><code>infrastructure<\/code> \u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30a2\u30af\u30bb\u30b9\u3084\u5916\u90e8 API \u30b3\u30fc\u30eb\u306a\u3069\u3001\u5916\u90e8\u30b7\u30b9\u30c6\u30e0\u3068\u306e\u3084\u308a\u3068\u308a\u3092\u7ba1\u7406\u3057\u307e\u3059\u3002<br \/>\nRepository \u306a\u3069\u306e\u4f55\u3089\u304b\u306e interface \u3092\u5b9f\u88c5\u3057\u305f\u3082\u306e\u3067\u3001<code>usecase<\/code> \u304b\u3089\u4f7f\u3046\u5834\u5408\u306f interface \u8d8a\u3057\u306b\u547c\u3073\u51fa\u3059\u3053\u3068\u3067\u3001<code>usecase<\/code> \u5c64\u304c <code>infrastructure<\/code> \u306e\u5b9f\u88c5\u306b\u76f4\u63a5\u4f9d\u5b58\u3057\u306a\u3044\u3088\u3046\u306b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<pre class=\"code lang-sh\" data-lang=\"sh\" data-unlink=\"\">infrastructure\/\n\u251c\u2500\u2500 database\/                   \n\u2502   \u251c\u2500\u2500 task_repository.go      \n\u2502   \u251c\u2500\u2500 task_query_service.go   \n\u2502   \u251c\u2500\u2500 user_repository.go      \n\u2502   \u251c\u2500\u2500 user_query_service.go   \n\u2502   \u251c\u2500\u2500 database.go             \n\u2502   \u251c\u2500\u2500 mysql.go                \n\u2502   \u2514\u2500\u2500 transaction.go          \n\u2514\u2500\u2500 hoge_api\/                   \n    \u2514\u2500\u2500 client.go\n<\/pre>\n<p>\u66f8\u304d\u8fbc\u307f\u5074\u306e\u51e6\u7406\u3067\u306f\u751f\u30af\u30a8\u30ea\u3092\u66f8\u3044\u3066 <a target=\"_blank\" href=\"https:\/\/github.com\/jmoiron\/sqlx\">sqlx<\/a> \u3092\u4f7f\u3063\u3066\u30af\u30a8\u30ea\u3092\u5b9f\u884c\u3057\u3066\u3044\u307e\u3059\u304c\u3001\u8aad\u307f\u8fbc\u307f\u5074\u3067\u306f\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304b\u3089\u306e\u5165\u529b\u5024\u3092\u5143\u306b\u8907\u96d1\u306a\u53c2\u7167\u30af\u30a8\u30ea\u3092\u52d5\u7684\u306b\u7d44\u307f\u7acb\u3066\u308b\u3053\u3068\u304c\u3042\u308b\u306e\u3067\u3001<a target=\"_blank\" href=\"https:\/\/github.com\/doug-martin\/goqu\">goqu<\/a> \u306a\u3069\u306e\u30af\u30a8\u30ea\u30d3\u30eb\u30c0\u30fc\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u30d7\u30ea\u30da\u30a2\u30c9\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f5c\u308a\u3084\u3059\u304f\u3059\u308b\u3053\u3068\u3067 SQL \u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u306e\u30ea\u30b9\u30af\u3092\u4e0b\u3052\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>DB \u5468\u308a\u306f\u30ea\u30dd\u30b8\u30c8\u30ea\u306e\u5b9f\u88c5\u3068\u30af\u30a8\u30ea\u30b5\u30fc\u30d3\u30b9\u306e\u5b9f\u88c5\u306e\u4e21\u65b9\u3092\u540c\u3058 <code>database\/<\/code> \u306b\u7f6e\u3044\u3066\u3044\u307e\u3059\u304c\u3001\u5225\u3005\u306e\u30d1\u30c3\u30b1\u30fc\u30b8\u306b\u5206\u3051\u3066\u3057\u307e\u3063\u3066\u3082\u826f\u3044\u304b\u306a\u3068\u601d\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u3061\u306a\u307f\u306b\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306e\u7ba1\u7406\u306f\u3053\u306e\u30ec\u30a4\u30e4\u30fc\u3067\u884c\u3044\u307e\u3059\u3002\u96c6\u7d04\u304c\u4fdd\u5b58\u6642\u306e\u4e00\u8cab\u6027\u306e\u5358\u4f4d\u306b\u306a\u308b\u305f\u3081\u3001\u57fa\u672c\u7684\u306b\u306f\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u5883\u754c\u306f\u30ea\u30dd\u30b8\u30c8\u30ea\u306e\u5b9f\u88c5\u5074\u3060\u3051\u3067\u6271\u3048\u308b\u306f\u305a\u3067\u3059\u3002\u3068\u306f\u3044\u3048\u3001\u4eca\u5f8c <code>usecase<\/code> \u5074\u3067\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u3092\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u3057\u305f\u3044\u5834\u9762\u304c\u51fa\u3066\u304d\u305f\u969b\u306b\u3069\u3046\u3059\u308b\u304b\u3001\u3068\u3044\u3046\u306e\u306f\u60a9\u307f\u3069\u3053\u308d\u3060\u3063\u305f\u308a\u3057\u307e\u3059\u3002<\/p>\n<h2 id=\"DDD--\u30ec\u30a4\u30e4\u30fc\u30c9\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3--\u30a4\u30d9\u30f3\u30c8\">DDD \u00d7 \u30ec\u30a4\u30e4\u30fc\u30c9\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3 \u00d7 \u30a4\u30d9\u30f3\u30c8<\/h2>\n<p>\u4e0a\u8ff0\u306e DDD \u00d7 \u30ec\u30a4\u30e4\u30fc\u30c9\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306b\u3055\u3089\u306b\u30a4\u30d9\u30f3\u30c8\u306e\u6982\u5ff5\u3092\u53d6\u308a\u5165\u308c\u305f\u69cb\u6210\u3067\u3059\u3002<\/p>\n<p>\u304a\u304a\u307e\u304b\u306a\u30d1\u30c3\u30b1\u30fc\u30b8\u69cb\u6210\u306f\u5909\u308f\u3089\u306a\u3044\u306e\u3067\u3059\u304c\u3001\u30b3\u30de\u30f3\u30c9\u51e6\u7406\u306e\u4e2d\u3067\u30c9\u30e1\u30a4\u30f3\u30e2\u30c7\u30eb\u3067\u306f\u306a\u304f\u30a4\u30d9\u30f3\u30c8\u3092\u53d6\u308a\u56de\u3059\u70b9\u304c\u7570\u306a\u308a\u307e\u3059\u3002<br \/>\n\u5177\u4f53\u7684\u306a\u30b3\u30fc\u30c9\u3092\u898b\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>\u307e\u305a\u3001<code>domain<\/code> \u306e\u30b3\u30fc\u30c9\u3067\u3059\u3002\u30e6\u30fc\u30b6\u30fc\u96c6\u7d04\u306b\u3001\u30e6\u30fc\u30b6\u30fc\u3092\u4f5c\u6210\u3059\u308b\u305f\u3081\u306e <code>Created<\/code> \u30a4\u30d9\u30f3\u30c8\u304c\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u307e\u3059\u3002<code>CreateUser<\/code> \u95a2\u6570\u3092\u547c\u3076\u3068 <code>Created<\/code> \u30a4\u30d9\u30f3\u30c8\u304c\u8fd4\u3063\u3066\u304d\u307e\u3059\u3002<\/p>\n<pre class=\"code lang-go\" data-lang=\"go\" data-unlink=\"\"><span class=\"synStatement\">package<\/span> user\n\n<span class=\"synStatement\">type<\/span> User <span class=\"synStatement\">struct<\/span> {\n  id   uuid.UUID\n  name <span class=\"synType\">string<\/span>\n}\n\n<span class=\"synStatement\">type<\/span> Event <span class=\"synStatement\">interface<\/span> {\n    IsUserEvent()\n}\n\n<span class=\"synStatement\">type<\/span> Created <span class=\"synStatement\">struct<\/span> {\n  AggregateID uuid.UUID\n  Name        <span class=\"synType\">string<\/span>\n}\n\n<span class=\"synStatement\">func<\/span> (Created) IsUserEvent() {}\n\n<span class=\"synStatement\">func<\/span> CreateUser(name <span class=\"synType\">string<\/span>) (Created, <span class=\"synType\">error<\/span>) {\n  \n  <span class=\"synStatement\">return<\/span> Created{AggregateID: uuid.New(), Name: name}, <span class=\"synStatement\">nil<\/span>\n}\n<\/pre>\n<p><code>usecase<\/code> \u306e\u30b3\u30fc\u30c9\u3092\u898b\u3066\u307e\u3057\u3087\u3046\u3002<\/p>\n<p><code>domain<\/code> \u306e\u30a4\u30d9\u30f3\u30c8\u4f5c\u6210\u306e\u95a2\u6570\u3092\u547c\u3073\u51fa\u3057\u3066\u30a4\u30d9\u30f3\u30c8\u3092\u624b\u306b\u5165\u308c\u3001\u305d\u308c\u3092\u30ea\u30dd\u30b8\u30c8\u30ea\u7d4c\u7531\u3067\u6c38\u7d9a\u5316\u5c64\u306b\u6e21\u3057\u3066\u6c38\u7d9a\u5316\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"code lang-go\" data-lang=\"go\" data-unlink=\"\"><span class=\"synStatement\">package<\/span> command\n\n<span class=\"synStatement\">type<\/span> CreateUserService <span class=\"synStatement\">struct<\/span> {\n    UserRepo user.Repository\n}\n\n<span class=\"synStatement\">func<\/span> (s *CreateUserService) Do(ctx context.Context, name <span class=\"synType\">string<\/span>) (user.Created, <span class=\"synType\">error<\/span>) {\n  event, err := user.CreateUser(name)\n  \n\n  err = s.UserRepo.PersistEvent(ctx, event)\n  \n\n  <span class=\"synStatement\">return<\/span> event, <span class=\"synStatement\">nil<\/span>\n}\n<\/pre>\n<p>\u5148\u307b\u3069\u306e\u69cb\u6210\u3067\u306f\u30ea\u30dd\u30b8\u30c8\u30ea\u306e\u6c38\u7d9a\u5316\u30e1\u30bd\u30c3\u30c9\u306b\u96c6\u7d04\u5168\u4f53\u3092\u6e21\u3057\u3066\u3044\u307e\u3057\u305f\u304c\u3001\u3053\u3061\u3089\u306e\u5b9f\u88c5\u3067\u306f\u30a4\u30d9\u30f3\u30c8\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u6e21\u3059\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<br \/>\n\u6c38\u7d9a\u5316\u5c64\u3067\u306f\u5f15\u6570\u306e\u30b7\u30b0\u30cd\u30c1\u30e3\u304c <code>user.Event<\/code> \u3068\u3044\u3046 interface \u306b\u306a\u3063\u3066\u3044\u308b\u306e\u3067\u3001\u6e21\u3055\u308c\u305f\u30a4\u30d9\u30f3\u30c8\u306b\u5bfe\u3057\u3066\u30bf\u30a4\u30d7\u30a2\u30b5\u30fc\u30b7\u30e7\u30f3\u3057\u3066\u30a4\u30d9\u30f3\u30c8\u306e\u5177\u4f53\u7684\u306a\u578b\u3092\u7279\u5b9a\u3057\u3001\u305d\u306e\u30a4\u30d9\u30f3\u30c8\u306b\u5fc5\u8981\u306a\u6c38\u7d9a\u5316\u51e6\u7406\u3092\u884c\u3044\u307e\u3059\u3002interface \u3092\u4f7f\u308f\u305a\u306b\u6c38\u7d9a\u5316\u7528\u306e\u30e1\u30bd\u30c3\u30c9\u3092\u30a4\u30d9\u30f3\u30c8\u3054\u3068\u306b\u5206\u3051\u3066\u5b9a\u7fa9\u3057\u3066\u3082\u3044\u3044\u306e\u3067\u3059\u304c\u3001\u30a4\u30d9\u30f3\u30c8\u304c\u5897\u3048\u3066\u304f\u308b\u3068 interface \u3068\u3057\u3066\u5b9a\u7fa9\u3059\u308b\u30e1\u30bd\u30c3\u30c9\u306e\u6570\u304c\u3069\u3093\u3069\u3093\u5897\u3048\u3066\u30c6\u30b9\u30c8\u7528\u306e\u30e2\u30c3\u30af\u3092\u4f5c\u308b\u306e\u304c\u5927\u5909\u306b\u306a\u308a\u305d\u3046\u3067\u3059\u3002<\/p>\n<pre class=\"code lang-go\" data-lang=\"go\" data-unlink=\"\"><span class=\"synStatement\">package<\/span> database\n\n<span class=\"synStatement\">type<\/span> UserRepository <span class=\"synStatement\">struct<\/span>{}\n\n<span class=\"synStatement\">func<\/span> (r *UserRepository) PersistEvent(ctx context.Context, event user.Event) <span class=\"synType\">error<\/span> {\n    <span class=\"synStatement\">switch<\/span> e := event.(<span class=\"synStatement\">type<\/span>) {\n    <span class=\"synStatement\">case<\/span> user.Created:\n        <span class=\"synStatement\">return<\/span> r.persistUserCreated(ctx, e)\n    <span class=\"synStatement\">default<\/span>:\n        <span class=\"synStatement\">return<\/span> errors.New(<span class=\"synConstant\">\"invalid event\"<\/span>)\n    }\n}\n<\/pre>\n<p>\u96c6\u7d04\u306b\u306f\u300c\u3069\u306e\u3088\u3046\u306a\u5909\u66f4\u304c\u3055\u308c\u305f\u304b\u300d\u3068\u3044\u3046\u60c5\u5831\u304c\u542b\u307e\u308c\u3066\u3044\u306a\u3044\u305f\u3081\u3001\u96c6\u7d04\u5168\u4f53\u3092\u6e21\u3057\u3066\u3057\u307e\u3046\u3068\u6c38\u7d9a\u5316\u5c64\u3068\u3057\u3066\u306f\u5168\u4f53\u3092\u4fdd\u5b58\u3057\u76f4\u3059\u3057\u304b\u3042\u308a\u307e\u305b\u3093\u3002<br \/>\n\u3057\u304b\u3057\u3001\u30a4\u30d9\u30f3\u30c8\u3092\u6e21\u3059\u3053\u3068\u3067\u300c\u4f55\u304c\u8d77\u3053\u3063\u305f\u306e\u304b\u300d\u304c\u6c38\u7d9a\u5316\u5c64\u5074\u3067\u660e\u78ba\u306b\u306a\u308a\u3001\u6c38\u7d9a\u5316\u306e\u5b9f\u88c5\u3092\u6700\u9069\u5316\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u3053\u3089\u8fba\u306f DDD \u306e\u5b9f\u88c5\u30d1\u30bf\u30fc\u30f3\u306e\u8a71\u306b\u306a\u308a\u9577\u304f\u306a\u308b\u306e\u3067\u3001\u3053\u308c\u4ee5\u4e0a\u306e\u7d30\u304b\u3044\u8a73\u7d30\u306f\u5272\u611b\u3057\u307e\u3059\u3002<\/p>\n<h2 id=\"MVC--ORM\">MVC \u00d7 ORM<\/h2>\n<p>\u305d\u3053\u307e\u3067\u7d30\u304b\u304f\u30ec\u30a4\u30e4\u30fc\u3092\u5207\u3089\u306a\u3044\u3001MVC \u3063\u307d\u3044\u30d1\u30bf\u30fc\u30f3\u3082\u3084\u3063\u3066\u307f\u307e\u3057\u305f\u3002Rails \u3063\u307d\u3044\u5f62\u3067\u3001\u3088\u304f\u898b\u308b\u30d1\u30bf\u30fc\u30f3\u304b\u306a\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<pre class=\"code lang-sh\" data-lang=\"sh\" data-unlink=\"\">internal\/\n\u251c\u2500\u2500 handler\/                      \n\u251c\u2500\u2500 model\/                        \n\u2514\u2500\u2500 service\/                      \n<\/pre>\n<p>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30a2\u30af\u30bb\u30b9\u306f <a target=\"_blank\" href=\"https:\/\/github.com\/go-gorm\/gorm.io\">GORM<\/a> \u3092\u4f7f\u3063\u3066\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u4fdd\u5b58\u7528\u306e\u69cb\u9020\u4f53\u5b9a\u7fa9\u3068\u30c9\u30e1\u30a4\u30f3\u30e2\u30c7\u30eb\u5b9a\u7fa9\u3092\u5bc6\u7d50\u5408\u3055\u305b\u3066\u3044\u307e\u3059\u3002<\/p>\n<p><code>handler<\/code> \u306e\u8cac\u52d9\u306f\u5148\u307b\u3069\u3068\u5909\u308f\u3089\u305a\u3001\u5916\u304b\u3089\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u53d7\u3051\u4ed8\u3051\u3066\u3001\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u5c64\u3067\u3042\u308b <code>service<\/code> \u306b\u30c7\u30fc\u30bf\u3092\u6e21\u3057\u307e\u3059\u3002<br \/>\n<code>service<\/code> \u3067\u306f\u30c9\u30e1\u30a4\u30f3\u30e2\u30c7\u30eb\u3092\u4f5c\u3063\u3066\u3001GORM \u7d4c\u7531\u3067\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3078\u306e\u5165\u51fa\u529b\u3092\u884c\u3044\u307e\u3059\u3002<\/p>\n<h3 id=\"model\">model<\/h3>\n<p><code>model\/<\/code> \u306b\u306f\u30c9\u30e1\u30a4\u30f3\u30e2\u30c7\u30eb\u3092\u7f6e\u304d\u307e\u3059\u3002\u30d1\u30c3\u30b1\u30fc\u30b8\u306f\u5207\u3089\u305a\u306b\u5168\u3066\u306e\u30e2\u30c7\u30eb\u3092\u30d5\u30e9\u30c3\u30c8\u306b\u7f6e\u3044\u3066\u3044\u307e\u3059\u3002<\/p>\n<pre class=\"code lang-sh\" data-lang=\"sh\" data-unlink=\"\">model\/\n\u251c\u2500\u2500 task.go\n\u251c\u2500\u2500 user.go\n\u2514\u2500\u2500 ...\n<\/pre>\n<p>\u5404\u30e2\u30c7\u30eb\u30d5\u30a1\u30a4\u30eb\u306b\u306f\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u3084\u30c9\u30e1\u30a4\u30f3\u30ed\u30b8\u30c3\u30af\u306e\u4ed6\u306b\u3001GORM \u7528\u306e\u30b9\u30b3\u30fc\u30d7\u5b9a\u7fa9\u306a\u3069\u3082\u66f8\u3044\u3066\u3044\u307e\u3059\u3002<br \/>\n\u307e\u305f\u3001\u30c9\u30e1\u30a4\u30f3\u30e2\u30c7\u30eb\u306e\u30d5\u30a3\u30fc\u30eb\u30c9\u5b9a\u7fa9\u306b\u306f GORM \u7528\u306e\u30bf\u30b0\u3092\u4ed8\u4e0e\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<pre class=\"code lang-go\" data-lang=\"go\" data-unlink=\"\"><span class=\"synStatement\">package<\/span> model\n\n<span class=\"synStatement\">type<\/span> User <span class=\"synStatement\">struct<\/span> {\n    ID   uuid.UUID <span class=\"synConstant\">`gorm:\"&lt;-:create\"`<\/span>\n    Name <span class=\"synType\">string<\/span>\n}\n\n\n<span class=\"synStatement\">func<\/span> (u User) IsAdmin() <span class=\"synType\">func<\/span>(db *gorm.DB) *gorm.DB {\n    <span class=\"synStatement\">return<\/span> <span class=\"synType\">func<\/span>(db *gorm.DB) *gorm.DB {\n        \n    }\n}\n\n<span class=\"synStatement\">func<\/span> NewUser(name <span class=\"synType\">string<\/span>) *User {\n    \n    <span class=\"synStatement\">return<\/span> &amp;User{ID: uuid.New(), Name: name}\n}\n<\/pre>\n<h3 id=\"service\">service<\/h3>\n<p><code>service\/<\/code> \u306f\u30c9\u30e1\u30a4\u30f3\u30e2\u30c7\u30eb\u3092\u4f7f\u3063\u3066\u3001\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u3092\u5b9f\u73fe\u3057\u307e\u3059\u3002<\/p>\n<p>\u3053\u3061\u3089\u3082\u7279\u306b\u30d1\u30c3\u30b1\u30fc\u30b8\u306f\u5207\u3089\u305a\u306b\u5168\u3066\u306e\u30b5\u30fc\u30d3\u30b9\u3092\u30d5\u30e9\u30c3\u30c8\u306b\u7f6e\u3044\u3066\u3044\u307e\u3059\u3002<\/p>\n<pre class=\"code lang-sh\" data-lang=\"sh\" data-unlink=\"\">service\/\n\u251c\u2500\u2500 task.go\n\u251c\u2500\u2500 user.go\n\u2514\u2500\u2500 ...\n<\/pre>\n<p><code>model<\/code> \u30d1\u30c3\u30b1\u30fc\u30b8\u306e\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u3067\u30e2\u30c7\u30eb\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u751f\u6210\u3057\u3001GORM \u7d4c\u7531\u3067\u6c38\u7d9a\u5316\u3092\u884c\u3044\u307e\u3059\u3002\u30c7\u30fc\u30bf\u306e\u53d6\u5f97\u3082\u540c\u69d8\u306b GORM \u7d4c\u7531\u3067\u884c\u3044\u307e\u3059\u3002<\/p>\n<pre class=\"code lang-go\" data-lang=\"go\" data-unlink=\"\"><span class=\"synStatement\">package<\/span> service\n\n<span class=\"synStatement\">type<\/span> UserService <span class=\"synStatement\">struct<\/span>{}\n\n<span class=\"synStatement\">func<\/span> (s *UserService) CreateUser(ctx context.Context, name <span class=\"synType\">string<\/span>) (*model.User, <span class=\"synType\">error<\/span>) {\n    \n  user, err := model.NewUser(name)\n    \n\n    \n  err = db.DB(ctx).Create(&amp;user).Error\n    \n\n    <span class=\"synStatement\">return<\/span> user, <span class=\"synStatement\">nil<\/span>\n}\n<\/pre>\n<p>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306e\u7ba1\u7406\u3082 <code>service<\/code> \u3067\u884c\u3044\u307e\u3059\u3002<\/p>\n<h2 id=\"\u307e\u3060\u8a66\u3057\u305f\u3053\u3068\u306f\u306a\u3044\u3051\u308c\u3069\u500b\u4eba\u7684\u306b\u6c17\u306b\u306a\u3063\u3066\u3044\u308b\u30d1\u30c3\u30b1\u30fc\u30b8\u69cb\u6210\">\u307e\u3060\u8a66\u3057\u305f\u3053\u3068\u306f\u306a\u3044\u3051\u308c\u3069\u3001\u500b\u4eba\u7684\u306b\u6c17\u306b\u306a\u3063\u3066\u3044\u308b\u30d1\u30c3\u30b1\u30fc\u30b8\u69cb\u6210<\/h2>\n<h3 id=\"\u30d5\u30e9\u30c3\u30c8\u30d1\u30c3\u30b1\u30fc\u30b8\">\u30d5\u30e9\u30c3\u30c8\u30d1\u30c3\u30b1\u30fc\u30b8<\/h3>\n<p>Go \u3067\u306f\u300c\u30d5\u30e9\u30c3\u30c8\u30d1\u30c3\u30b1\u30fc\u30b8\u69cb\u6210\u300d\u304c\u4e00\u5b9a\u306e\u652f\u6301\u3092\u5f97\u3066\u3044\u308b\u5370\u8c61\u304c\u3042\u308a\u307e\u3059\u3002<a target=\"_blank\" href=\"https:\/\/future-architect.github.io\/articles\/20201109\/\">Future Architect \u3055\u3093\u306e\u8a18\u4e8b<\/a>\u3067\u3082\u7d39\u4ecb\u3055\u308c\u3066\u3044\u307e\u3059\u304c\u3001Go \u306e\u6a19\u6e96\u30e9\u30a4\u30d6\u30e9\u30ea\u3067\u3082 1 \u30d1\u30c3\u30b1\u30fc\u30b8\u5185\u306b 100 \u30d5\u30a1\u30a4\u30eb\u4ee5\u4e0a\u304c\u7f6e\u304b\u308c\u3066\u3044\u308b\u4f8b\u306f\u73cd\u3057\u304f\u3042\u308a\u307e\u305b\u3093\u3002<br \/>\nGo \u306e\u601d\u60f3\u3068\u3082\u76f8\u6027\u304c\u3088\u304f\u3001\u300c\u30d1\u30c3\u30b1\u30fc\u30b8\u306e\u7c92\u5ea6\u306f\u5c0f\u3055\u304f\u5206\u3051\u3059\u304e\u306a\u3044\u300d\u300c\u9069\u5ea6\u306b\u30d5\u30e9\u30c3\u30c8\u3067\u3088\u3044\u300d\u3068\u3044\u3046\u8003\u3048\u65b9\u306e\u3082\u3068\u3001\u591a\u304f\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u63a1\u7528\u3055\u308c\u3066\u3044\u308b\u3088\u3046\u306b\u611f\u3058\u307e\u3059\u3002Go \u3067\u306f\u5faa\u74b0\u53c2\u7167\u304c\u7981\u6b62\u3055\u308c\u3066\u3044\u308b\u306e\u3067\u3001\u30d1\u30c3\u30b1\u30fc\u30b8\u3092\u7d30\u304b\u304f\u5206\u3051\u3059\u304e\u308b\u3068\u305d\u3046\u3057\u305f\u9762\u3067\u3082\u4e0d\u90fd\u5408\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u500b\u4eba\u7684\u306b\u306f\u307e\u3060\u672c\u683c\u7684\u306b\u8a66\u3057\u305f\u3053\u3068\u306f\u306a\u3044\u3082\u306e\u306e\u3001\u30b7\u30f3\u30d7\u30eb\u3055\u91cd\u8996\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306a\u3089\u76f8\u6027\u306f\u826f\u3055\u305d\u3046\u3060\u3068\u611f\u3058\u3066\u3044\u307e\u3059\u3002\u8cac\u52d9\u304c\u6bd4\u8f03\u7684\u9650\u5b9a\u3055\u308c\u3066\u3044\u308b\u30b5\u30fc\u30d3\u30b9\u3067\u306f\u3001\u7d30\u304b\u304f\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3092\u5207\u308b\u3088\u308a\u3001\u5358\u4e00\u30d1\u30c3\u30b1\u30fc\u30b8\u306b\u5fc5\u8981\u306a\u30d5\u30a1\u30a4\u30eb\u3092\u4e26\u3079\u3066\u304a\u304f\u65b9\u304c\u8a8d\u77e5\u8ca0\u8377\u304c\u4f4e\u304f\u3001\u30b3\u30fc\u30c9\u3092\u63a2\u7d22\u3057\u3084\u3059\u3044\u5834\u5408\u3082\u3042\u308a\u305d\u3046\u3067\u3059\u3002<\/p>\n<h3 id=\"package-by-feature\">package by feature<\/h3>\n<p>\u4eca\u307e\u3067\u8a66\u3057\u305f\u3082\u306e\u306f\u5927\u4f53 package by layer \u306e\u8003\u3048\u65b9\u3067\u30d1\u30c3\u30b1\u30fc\u30b8\u3092\u5206\u5272\u3057\u3066\u3044\u307e\u3059\u3002<br \/>\nDDD \u306b\u57fa\u3065\u3044\u305f\u5834\u5408\u306f\u3001\u96c6\u7d04\u90e8\u5206\u306e\u307f feature \u3067\u5206\u5272\u3057\u3066\u3044\u307e\u3059\u304c\u3001\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u3084\u6c38\u7d9a\u5316\u5c64\u306f feature \u3067\u306f\u306a\u304f\u6280\u8853\u7684\u306a\u95a2\u5fc3\u3054\u3068\u3067\u5207\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u3057\u304b\u3057\u3001\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u3084\u30ea\u30dd\u30b8\u30c8\u30ea\u306e\u5b9f\u88c5\u3067\u5404\u96c6\u7d04\u3092\u8de8\u3044\u3060\u4f9d\u5b58\u95a2\u4fc2\u306f\u57fa\u672c\u7684\u306b\u306a\u3044\u305f\u3081\u3001\u305d\u308c\u3089\u3092\u96c6\u7d04\u3054\u3068\u306e\u30d1\u30c3\u30b1\u30fc\u30b8\u3001\u3064\u307e\u308a feature \u3067\u5207\u3063\u305f\u4e00\u3064\u306e\u30d1\u30c3\u30b1\u30fc\u30b8\u306b\u5168\u3066\u307e\u3068\u3081\u308b\u306e\u306f\u3067\u304d\u306a\u304f\u3082\u306a\u3055\u305d\u3046\u3067\u3059\u3002\u305d\u306e\u65b9\u304c\u30b3\u30fc\u30c9\u3092\u8ffd\u3046\u306e\u3082\u3084\u308a\u3084\u3059\u3044\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/p>\n<p>\u3082\u3061\u308d\u3093\u3001\u5404\u30ec\u30a4\u30e4\u30fc\u5185\u3067\u5171\u901a\u3067\u4f7f\u3044\u305f\u3044\u51e6\u7406\u306f\u3042\u308a\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001\u6c38\u7d9a\u5316\u5c64\u3067\u8a00\u3046\u3068 DB \u3078\u306e\u30b3\u30cd\u30af\u30b7\u30e7\u30f3\u3084\u30af\u30a8\u30ea\u3092\u5b9f\u884c\u3059\u308b\u305f\u3081\u306e\u51e6\u7406\u306f feature \u306b\u3088\u3089\u305a\u4f7f\u3044\u56de\u3057\u305f\u3044\u3067\u3059\u3002\u305d\u3046\u3057\u305f\u3082\u306e\u306f\u5171\u901a\u51e6\u7406\u3092\u96c6\u3081\u305f\u30d1\u30c3\u30b1\u30fc\u30b8\u3092\u5b9a\u7fa9\u3057\u3066\u3001\u5404 feature \u5074\u306b\u30a4\u30f3\u30b8\u30a7\u30af\u30c8\u3057\u3066\u3042\u3052\u308b\u5f62\u306b\u306a\u308b\u3068\u601d\u3044\u307e\u3059\u3002\u305d\u3046\u3057\u305f\u3082\u306e\u306f\u30c9\u30e1\u30a4\u30f3\u306b\u4f9d\u5b58\u3057\u306a\u3044\u51e6\u7406\u306b\u306a\u308b\u306f\u305a\u306a\u306e\u3067\u3001\u8907\u6570\u306e\u96c6\u7d04\u304b\u3089\u4f9d\u5b58\u3055\u308c\u3066\u3044\u305f\u3068\u3057\u3066\u3082\u554f\u984c\u306f\u8d77\u304d\u306a\u305d\u3046\u3067\u3059\u3002<\/p>\n<p>\u3068\u306f\u3044\u3048\u3001\u5404\u30ec\u30a4\u30e4\u30fc\u3067\u5171\u901a\u3057\u3066\u4f7f\u3044\u305f\u3044\u51e6\u7406\u306f\u5fc5\u305a\u5b58\u5728\u3057\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u6c38\u7d9a\u5316\u5c64\u3067\u3042\u308c\u3070\u3001DB \u3078\u306e\u63a5\u7d9a\u7ba1\u7406\u3084\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u7ba1\u7406\u306a\u3069\u3001feature \u306b\u4f9d\u3089\u305a\u518d\u5229\u7528\u3057\u305f\u3044\u6a5f\u80fd\u304c\u51fa\u3066\u304d\u307e\u3059\u3002\u3053\u3046\u3057\u305f\u90e8\u5206\u306f\u5171\u901a\u30d1\u30c3\u30b1\u30fc\u30b8\u3068\u3057\u3066\u5207\u308a\u51fa\u3057\u3001feature \u5358\u4f4d\u306e\u30d1\u30c3\u30b1\u30fc\u30b8\u306b\u30a4\u30f3\u30b8\u30a7\u30af\u30c8\u3059\u308b\u5f62\u306b\u306a\u308b\u3068\u601d\u3044\u307e\u3059\u3002\u3053\u3053\u3067\u91cd\u8981\u306a\u306e\u306f\u3001\u5171\u901a\u30d1\u30c3\u30b1\u30fc\u30b8\u304c\u30c9\u30e1\u30a4\u30f3\u306b\u4f9d\u5b58\u3057\u306a\u3044\u3053\u3068\u3067\u3059\u3002\u305d\u306e\u6027\u8cea\u4e0a\u3001\u8907\u6570\u306e feature \u304b\u3089\u53c2\u7167\u3055\u308c\u308b\u3053\u3068\u306b\u306a\u3063\u3066\u3082\u3001\u610f\u56f3\u3057\u306a\u3044\u4f9d\u5b58\u30eb\u30fc\u30d7\u3084\u51dd\u96c6\u5ea6\u306e\u4f4e\u4e0b\u306b\u306f\u3064\u306a\u304c\u308a\u306b\u304f\u3044\u305f\u3081\u3001\u69cb\u6210\u3068\u3057\u3066\u3082\u5065\u5168\u3055\u3092\u4fdd\u3061\u3084\u3059\u3044\u3068\u8003\u3048\u3066\u3044\u307e\u3059\u3002<\/p>\n<h2 id=\"\u96d1\u611f\">\u96d1\u611f<\/h2>\n<p>\u6614\u306f\u81ea\u5206\u3082\u3001Clean Architecture \u3060\u3001\u4f9d\u5b58\u6027\u306e\u9006\u8ee2\u3060\u3001\u30c9\u30e1\u30a4\u30f3\u306f\u5d07\u9ad8\u3060\u3068\u3001\u30b3\u30fc\u30c9\u3092\u3044\u304b\u306b\u30ed\u30d0\u30b9\u30c8\u306b\u66f8\u304f\u304b\u306b\u5922\u4e2d\u306b\u306a\u3063\u3066\u3044\u307e\u3057\u305f\u3002\u3057\u304b\u3057\u6700\u8fd1\u3067\u306f\u3001\u591a\u304f\u306e\u30b1\u30fc\u30b9\u3067\u306f\u30b7\u30f3\u30d7\u30eb\u306a MVC \u3063\u307d\u3044\u69cb\u6210\u3067\u5fc5\u8981\u5341\u5206\u306a\u306e\u3067\u306f\u3068\u611f\u3058\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u3082\u3061\u308d\u3093\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306b\u306f\u305d\u308c\u305e\u308c\u30c8\u30ec\u30fc\u30c9\u30aa\u30d5\u304c\u3042\u308a\u3001\u552f\u4e00\u306e\u6b63\u89e3\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u6700\u7d42\u7684\u306b\u306f\u300c\u4f55\u3092\u4f5c\u308b\u304b\u300d\u306b\u3088\u3063\u3066\u6700\u9069\u89e3\u306f\u5909\u308f\u308a\u307e\u3059\u304c\u3001\u30ae\u30d5\u30c6\u30a3\u3067\u306f\u30b7\u30b9\u30c6\u30e0\u3092\u7d30\u304b\u304f\u5206\u5272\u3057\u3066\u69cb\u7bc9\u3057\u3066\u3044\u308b\u3053\u3068\u3082\u3042\u308a\u3001\u500b\u3005\u306e\u8cac\u52d9\u304c\u305d\u3053\u307e\u3067\u5927\u304d\u304f\u306a\u3044\u305f\u3081\u3001\u91cd\u539a\u9577\u5927\u306a\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3092\u5fc5\u8981\u3060\u3068\u611f\u3058\u308b\u5834\u9762\u304c\u5c11\u306a\u3044\u306e\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/p>\n<p>\u30ec\u30a4\u30e4\u30fc\u30c9\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3084\u3001\u96c6\u7d04\u306e\u6982\u5ff5\u3092\u53d6\u308a\u5165\u308c\u305f DDD \u306e\u5b9f\u88c5\u306f\u3001\u78ba\u304b\u306b\u5805\u7262\u306a\u69cb\u9020\u3092\u4f5c\u308c\u307e\u3059\u3002\u305f\u3060\u305d\u306e\u4e00\u65b9\u3067\u5b9f\u88c5\u306e\u30aa\u30fc\u30d0\u30fc\u30d8\u30c3\u30c9\u304c\u5927\u304d\u304f\u3001\u5e38\u306b\u3053\u306e\u69cb\u6210\u3092\u9078\u3076\u306e\u306f\u306a\u304b\u306a\u304b\u9aa8\u304c\u6298\u308c\u307e\u3059\u3002\u65b0\u3057\u3044\u30b3\u30fc\u30c9\u3092\u8ffd\u52a0\u3059\u308b\u305f\u3073\u306b interface \u3092\u5b9a\u7fa9\u3057\u3001\u30c7\u30fc\u30bf\u306e\u8a70\u3081\u66ff\u3048\u3092\u66f8\u304d\u2026\u3068\u3001\u3069\u3046\u3057\u3066\u3082\u30b3\u30fc\u30c9\u91cf\u304c\u5897\u3048\u304c\u3061\u3067\u3059\u3002<\/p>\n<p>\u500b\u4eba\u7684\u306b\u306f\u3001GORM \u3084 ent \u306a\u3069\u306e ORM \u3092\u4f7f\u3063\u305f\u65b9\u304c\u3001\u6163\u308c\u308c\u3070\u5c11\u306a\u3044\u30b3\u30fc\u30c9\u3067\u610f\u56f3\u3057\u305f\u51e6\u7406\u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3057\u3001\u30ec\u30a4\u30e4\u30fc\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b\u3053\u3068\u3067\u30c7\u30fc\u30bf\u8a70\u3081\u66ff\u3048\u306e\u30b3\u30b9\u30c8\u3082\u6e1b\u3089\u305b\u307e\u3059\u3002\u305d\u306e\u7d50\u679c\u3001\u77ed\u671f\u7684\u306a\u30a2\u30b8\u30ea\u30c6\u30a3\u3092\u9ad8\u3081\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002\u307e\u305f\u4f9d\u5b58\u306e\u9006\u8ee2\u306b\u3064\u3044\u3066\u3082\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u8f09\u305b\u66ff\u3048\u308b\u6a5f\u4f1a\u304c\u305d\u3046\u305d\u3046\u306a\u3044\u305f\u3081\u3001\u65e5\u5e38\u7684\u306b\u305d\u306e\u305f\u3081\u306e\u62bd\u8c61\u5316\u3092\u7dad\u6301\u3059\u308b\u30b3\u30b9\u30d1\u306f\u3042\u307e\u308a\u826f\u304f\u306a\u3044\u3068\u611f\u3058\u3066\u3044\u307e\u3059\uff08\u3082\u3061\u308d\u3093\u3001Clean Architecture \u306e\u8003\u3048\u65b9\u81ea\u4f53\u306f\u7d20\u6674\u3089\u3057\u3044\u3082\u306e\u3060\u3068\u7406\u89e3\u3057\u3066\u3044\u307e\u3059\u3002\u30a2\u30f3\u30af\u30eb\u30dc\u30d6\u306e\u672c\u306f\u4f55\u5ea6\u3082\u8aad\u307f\u8fd4\u3057\u3066\u3044\u307e\u3059\uff09\u3002<\/p>\n<p>\u300e<a target=\"_blank\" href=\"https:\/\/www.oreilly.co.jp\/books\/9784814400737\/\">\u30c9\u30e1\u30a4\u30f3\u99c6\u52d5\u8a2d\u8a08\u3092\u306f\u3058\u3081\u3088\u3046<\/a>\u300f\u306e\u4e2d\u3067\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u304c\u5bfe\u8c61\u3068\u3059\u308b\u696d\u52d9\u9818\u57df\u3092\u300c\u4e2d\u6838\u306e\u696d\u52d9\u9818\u57df\u300d\u3001\u300c\u4e00\u822c\u7684\u306a\u696d\u52d9\u9818\u57df\u300d\u3001\u300c\u88dc\u5b8c\u7684\u306a\u696d\u52d9\u9818\u57df\u300d\u306e3\u3064\u306b\u5206\u985e\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306b\u306a\u3089\u3044\u3001\u4f5c\u308d\u3046\u3068\u3057\u3066\u3044\u308b\u30b7\u30b9\u30c6\u30e0\u304c\u3069\u306e\u9818\u57df\u306b\u5c5e\u3059\u308b\u306e\u304b\u3092\u898b\u6975\u3081\u3001\u305d\u306e\u6027\u8cea\u306b\u5408\u308f\u305b\u3066\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3084\u958b\u767a\u30d7\u30ed\u30bb\u30b9\u3092\u9078\u3076\u306e\u304c\u826f\u3044\u3068\u601d\u3044\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u4e2d\u6838\u306e\u696d\u52d9\u9818\u57df\u3067\u7d99\u7d9a\u7684\u306b\u30c9\u30e1\u30a4\u30f3\u3092\u80b2\u3066\u3066\u3044\u304f\u524d\u63d0\u304c\u3042\u308b\u306a\u3089\u3001\u958b\u767a\u30d7\u30ed\u30bb\u30b9\u81ea\u4f53\u306b\u30c9\u30e1\u30a4\u30f3\u99c6\u52d5\u8a2d\u8a08\u3092\u63a1\u7528\u3057\u3001\u30b3\u30fc\u30c9\u306b\u3082\u305d\u306e\u69cb\u9020\u3092\u53cd\u6620\u3055\u305b\u308b\u4fa1\u5024\u306f\u5341\u5206\u306b\u3042\u308b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<h2 id=\"\u7d42\u308f\u308a\u306b\">\u7d42\u308f\u308a\u306b<\/h2>\n<p>\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u30ae\u30d5\u30c6\u30a3\u3067\u8a66\u3057\u3066\u304d\u305f Go \u306e\u30b3\u30fc\u30c9\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3092\u3044\u304f\u3064\u304b\u7d39\u4ecb\u3057\u307e\u3057\u305f\u3002Go \u306b\u306f\u660e\u78ba\u306a\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3084\u30d1\u30c3\u30b1\u30fc\u30b8\u69cb\u6210\u306e\u6b63\u89e3\u304c\u306a\u3044\u5206\u3001\u30d7\u30ed\u30c0\u30af\u30c8\u306e\u898f\u6a21\u3084\u30c9\u30e1\u30a4\u30f3\u306e\u6027\u8cea\u3001\u958b\u767a\u30c1\u30fc\u30e0\u306e\u597d\u307f\u306b\u5408\u308f\u305b\u3066\u67d4\u8edf\u306b\u8a2d\u8a08\u3059\u308b\u529b\u304c\u6c42\u3081\u3089\u308c\u307e\u3059\u3002\u8a2d\u8a08\u3059\u308b\u969b\u306b\u3001\u300c\u4f55\u3092\u57fa\u6e96\u306b\u69cb\u6210\u3092\u9078\u3076\u304b\u300d\u306f\u5e38\u306b\u60a9\u307e\u3057\u3044\u30c6\u30fc\u30de\u3067\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u4eca\u56de\u7d39\u4ecb\u3057\u305f\u69cb\u6210\u306f\u3042\u304f\u307e\u3067\u4e00\u4f8b\u3067\u3042\u308a\u3001\u3069\u308c\u306b\u3082\u30e1\u30ea\u30c3\u30c8\u30fb\u30c7\u30e1\u30ea\u30c3\u30c8\u304c\u3042\u308a\u307e\u3059\u3002\u5927\u5207\u306a\u306e\u306f\u3001\u30c1\u30fc\u30e0\u304c\u7121\u7406\u306a\u304f\u904b\u7528\u3067\u304d\u3001\u5909\u66f4\u3057\u3084\u3059\u304f\u3001\u30d7\u30ed\u30c0\u30af\u30c8\u306e\u6210\u9577\u306b\u8010\u3048\u3089\u308c\u308b\u69cb\u6210\u3092\u9078\u3076\u3053\u3068\u3060\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<p>\u307e\u3060\u307e\u3060\u6a21\u7d22\u4e2d\u306e\u90e8\u5206\u3082\u591a\u3044\u306e\u3067\u3001\u5f15\u304d\u7d9a\u304d\u8272\u3005\u8a66\u3057\u3066\u3044\u304d\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<p>\u305d\u308c\u3067\u306f\u3001\u826f\u3044 Go \u958b\u767a\u3092\uff01<\/p>\n<\/div>\n<p><script>(function(d, s, id) {\n  var js, fjs = d.getElementsByTagName(s)[0];\n  if (d.getElementById(id)) return;\n  js = d.createElement(s); js.id = id;\n  js.src = \"\/\/connect.facebook.net\/ja_JP\/sdk.js#xfbml=1&appId=719729204785177&version=v17.0\";\n  fjs.parentNode.insertBefore(js, fjs);\n}(document, 'script', 'facebook-jssdk'));<\/script><br \/>\n<br \/>\n<br \/><a href=\"https:\/\/tech.giftee.co.jp\/entry\/2025\/12\/02\/115256\">\u5143\u306e\u8a18\u4e8b\u3092\u78ba\u8a8d\u3059\u308b <\/a><\/p>\n","protected":false},"excerpt":{"rendered":"\u3053\u3093\u306b\u3061\u306f\u3001\u30ae\u30d5\u30c6\u30a3\u3067\u30a8\u30f3\u30b8\u30cb\u30a2\u3092\u3084\u3063\u3066\u3044\u308b\u4e2d\u5c4b(@nakaryo79\uff09\u3067\u3059! \u3053\u308c\u306f\u300c\u30ae\u30d5\u30c6\u30a3 Advent Calendar 2025\u300d\u3068\u300cGo Advent Calendar 2025\u300d2\u65e5\u76ee\u306e\u8a18\u4e8b\u306b\u306a\u308a\u307e\u3059\u3002 \u306f [&hellip;]","protected":false},"author":1,"featured_media":26187,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[2],"tags":[],"class_list":["post-26186","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-hatena-blog"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Go \u306e\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3069\u3046\u3057\u3066\u308b\uff1f \u30ae\u30d5\u30c6\u30a3\u3067\u5b9f\u969b\u306b\u8a66\u3057\u305f\u69cb\u6210\u30d1\u30bf\u30fc\u30f3\u3092\u7d39\u4ecb\u3057\u307e\u3059 - giftee Tech Blog - \u30dd\u30b1\u30b3\u30f3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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