Flow 是 Facebook 出品的一个用于 JavaScript 代码的静态类型检查工具。用于找出 JavaScript 代码中的类型错误。Flow 采用 OCaml 语言开发。 Flow 0.52.0 更新内容: 新特性: Flowlint - a linter built into Flow that you can configure to complain about things which aren't quite type errors. bug 修复: Flow now enforces polarity on class supers (e.g. Flow will error on class B<+T> extends A<T> {} when A's type parameter is not covariant) 下载地址: flow-linux64-v0.52.0.zip flow-osx-v0.52.0.zip flow-win64-v0.52.0.zip Source code (zip) Source code (tar.gz) Flow 0.52.0 发布,JavaScript 静态类型检查下载地址