其实
if err != nil 早就存在，不过被 callbacks are to hard to reason about 掩盖了http://fredkschott.com/post/2014/03/understanding-error-first-callbacks-in-node-js/梦寐以求的类型😍 https://devblogs.microsoft.com/typescript/announcing-typescript-4-1-beta/#template-literal-types
Microsoft News
Announcing TypeScript 4.1 Beta
Today we’re announcing the availability of TypeScript 4.1 Beta! To get started using the beta, you can get it through NuGet, or use npm with the following command: npm install typescript@beta You can also get editor support by Downloading for Visual Studio…
Chrome on Linux: 🖱️↕️🐌 https://bugs.chromium.org/p/chromium/issues/detail?id=521211
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🤣好像把 Starship 玩坏了