Updated CHANGELOG based on Dan's feedback
Brian Vaughn committed
Jul 31, 2019 at 14:08 UTC
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CHANGELOG.md
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### General changes
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#### Improved performance
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-One of the largest performance bottlenecks of the legacy DevTools extension was the amount of message it sent across its "bridge" (an abstraction around e.g. `postMessage`). The primary goal for the DevTools rewrite was to drastically reduce this traffic.
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+The legacy DevTools extension used to add significant performance overhead, making it unusable for some larger React applications. That overhead has been effectively eliminated in version 4.
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-The legacy DevTools also rendered the entire application tree in the form of a large DOM structure of nested nodes. A secondary goal of the rewrite was to avoid rendering unnecessary nodes by using a windowing library (specifically [react-window](https://github.com/bvaughn/react-window)).
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-Learn more about these optimizations [here](https://github.com/bvaughn/react-devtools-experimental/blob/master/OVERVIEW.md).
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+[Learn more](https://github.com/bvaughn/react-devtools-experimental/blob/master/OVERVIEW.md) about the performance optimizations that made this possible.
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#### Component stacks
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@@ -39,6 +37,8 @@ Large component trees can sometimes be hard to navigate. DevTools now provides a
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+Host nodes (e.g. HTML `<div>`, React Native `View`) are now hidden by default, but you can see them by disabling that filter.
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Filter preferences are remembered between sessions.
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#### "Rendered by" list