{"provider_url":"https://hatena.blog","url":"https://ema-hiro.hatenablog.com/entry/2023/02/20/030017","published":"2023-02-20 03:00:17","width":"100%","description":"Overview errors.Join \u306b\u3064\u3044\u3066 \u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306b\u3064\u3044\u3066 Practice \u307e\u3068\u3081 Overview Go 1.20 \u304b\u3089 errors \u30d1\u30c3\u30b1\u30fc\u30b8\u306b\u5c0e\u5165\u3055\u308c\u305f errors.Join \u306f\u8907\u6570\u306e\u30a8\u30e9\u30fc\u3092\u8a70\u3081\u8fbc\u3093\u3067\u3082\u8a70\u3081\u8fbc\u3093\u3060\u30a8\u30e9\u30fc\u305d\u308c\u305e\u308c\u3092 Unwrap \u3057\u3066\u53d6\u308a\u51fa\u305b\u308b\u3002 fmt.Errorf \u3067\u3082\u8907\u6570\u306e\u30a8\u30e9\u30fc\u3092 wrap \u3067\u304d\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u308b\u3002 \u8907\u6570\u306e\u30a8\u30e9\u30fc\u3092 wrap \u3057\u3066\u3082\u305d\u308c\u305e\u308c unwrap \u3057\u3066\u53d6\u308a\u51fa\u305b\u308b\u306e\u3067 Is \u5224\u5b9a\u3092\u4f7f\u3046\u3053\u3068\u304c\u3067\u304d\u308b\u3002 errors.Join \u306b\u3064\u3044\u3066 Go1.20 \u304b\u3089\u5c0e\u5165\u3055\u308c\u305f\u6a5f\u80fd\u3067\u3059\u3002 pkg.go.dev \u4ee5\u4e0b\u306e\u30d5\u30e5\u30fc\u30c1\u30e3\u30fc\u3055\u3093\u306e\u30d6\u2026","type":"rich","provider_name":"Hatena Blog","blog_url":"https://ema-hiro.hatenablog.com/","image_url":null,"height":"190","author_url":"https://blog.hatena.ne.jp/ema_hiro/","blog_title":"emahiro/b.log","author_name":"ema_hiro","version":"1.0","title":"Go1.20 \u304b\u3089\u5165\u3063\u305f errors.Join \u304c\u5b9f\u306f\u4fbf\u5229\u305d\u3046\u3060\u3063\u305f","categories":["Go"],"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fema-hiro.hatenablog.com%2Fentry%2F2023%2F02%2F20%2F030017\" title=\"Go1.20 \u304b\u3089\u5165\u3063\u305f errors.Join \u304c\u5b9f\u306f\u4fbf\u5229\u305d\u3046\u3060\u3063\u305f - emahiro/b.log\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>"}