{"published":"2017-03-05 00:19:32","type":"rich","title":"constantize\u3057\u305f\u6642\u306bactive_support/inflector/methods.rb:268:in `const_get': uninitialized constant Hoge (NameError)\u3068\u6012\u3089\u308c\u308b\u554f\u984c[Rails]","description":"h = 'Hoge'.constantize h.create(fuga: 'fuga') \u3057\u305f\u6642\u306b active_support/inflector/methods.rb:268:in `const_get': uninitialized constant Hoge (NameError) \u3068Hoge\u3068\u3044\u3046\u5b9a\u6570\u3001\u30af\u30e9\u30b9\u304c\u306a\u304b\u3063\u305f\u305f\u3081\u6012\u3089\u308c\u3066\u3057\u307e\u3063\u305f\u3002 safe_constantize\u3067\u56de\u907f safe_constantize\u3092\u4f7f\u3046\u3068\u5b58\u5728\u3057\u306a\u304b\u3063\u305f\u5834\u5408 nil \u304c\u8fd4\u3055\u308c\u307e\u3059 nil\u30c1\u30a7\u30c3\u30af\u3057\u3066\u304b\u3089\u5b9f\u884c\u3057\u3066\u56de\u907f h = 'Hoge'.safe_constantize h.create(fuga: \u2026","provider_name":"Hatena Blog","url":"https://akinobu.net/entry/2017/03/05/001932","provider_url":"https://hatena.blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fakinobu.net%2Fentry%2F2017%2F03%2F05%2F001932\" title=\"constantize\u3057\u305f\u6642\u306bactive_support/inflector/methods.rb:268:in `const_get&#39;: uninitialized constant Hoge (NameError)\u3068\u6012\u3089\u308c\u308b\u554f\u984c[Rails] - \u30ce\u30f3\u30ab\u30d5\u30a7\u30a4\u30f3\u3067\u3042\u306a\u305f\u306b\u3084\u3055\u3057\u3044\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","image_url":null,"blog_url":"https://akinobu.net/","categories":["Ruby","Ruby on Rails"],"width":"100%","version":"1.0","blog_title":"\u30ce\u30f3\u30ab\u30d5\u30a7\u30a4\u30f3\u3067\u3042\u306a\u305f\u306b\u3084\u3055\u3057\u3044","height":"190","author_url":"https://blog.hatena.ne.jp/kuronekopunk/","author_name":"kuronekopunk"}