{"height":"190","description":"\u30e1\u30e2 node8.x\u7cfb\u306b\u304a\u3044\u3066async/await\u306b\u3068\u3044\u3066try/catch\u3092\u4f7f\u3046\u5834\u5408\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306b\u95a2\u3059\u308b\u8b70\u8ad6 stackoverflow.com \u3056\u3063\u304f\u308a\u3044\u3046\u3068 V8\u306e\u6700\u65b0\u7248\u306b\u304a\u3044\u3066\u306f\u3001optimizer compiler\u3067\u3042\u308bturbofan\u306b\u3088\u3063\u3066try catch\u306e\u51e6\u7406\u306e\u6700\u9069\u5316\u304c\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3001V8(5.3\u4ee5\u4e0b ) \u306b\u6bd4\u3079\u3066 try/catch\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u304c\u5411\u4e0a\u3057\u3066\u3044\u308b V8 5.3\u6642\u70b9(node.js\u3067\u3044\u3046\u30687.x\u7cfb)\u3067\u306etry catch\u5468\u308a\u306e\u51e6\u7406 https://github.com/v8/v8/blob/5.3-lkgr/src/ast/ast-numbering.c\u2026","provider_name":"Hatena Blog","width":"100%","published":"2017-11-23 03:01:37","blog_url":"https://kakts.dev/","provider_url":"https://hatena.blog","blog_title":"kakts-log","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fkakts.dev%2Fentry%2F2017%2F11%2F23%2F030137\" title=\"\u3010\u30e1\u30e2\u3011  node8.x\u306b\u304a\u3051\u308b async/await\u3067try/catch\u69cb\u6587\u3092\u4f7f\u3063\u305f\u3068\u304d\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306f\u3069\u3046\u306a\u308b\u304b - kakts-log\" 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,"version":"1.0","url":"https://kakts.dev/entry/2017/11/23/030137","author_url":"https://blog.hatena.ne.jp/kakts/","categories":["node.js","v8"],"title":"\u3010\u30e1\u30e2\u3011  node8.x\u306b\u304a\u3051\u308b async/await\u3067try/catch\u69cb\u6587\u3092\u4f7f\u3063\u305f\u3068\u304d\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306f\u3069\u3046\u306a\u308b\u304b","author_name":"kakts","type":"rich"}