React Cool Dimensions Versions Save

Fix the type of the width and height states #775

💥 BREAKING CHANGE

• Initial width and height now are null, see doc. Thanks to @sirkrisp

• fix: eliminate the error of loop limit exceeded, thanks to @cornelius-behrend (#501)

• Refactor(types): enhance the types of event properties (#477)

• Refactor(types): export more types to fulfill your use cases ( #474 )

• Refactor(types): simplify generic variable

-  const { observe } = useDimensions<HTMLDivElement | null>();
+  const { observe } = useDimensions<HTMLDivElement>();

• Fix: avoid extra re-rendering

• Refactor: eliminate the loop exceeded warning, thanks to @rfgamaral (#435) (#373)

Fix: un-observe the previous target element when updating the new target element via the observe API

✌🏻 React Cool Dimensions V2 comes out!

• Remove ref API, use observe instead, see this example
• Remove ref option, if you want to share a ref see this example
• Smaller bundle size, around 1kB gzipped
• Fix the type of exported hook function