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This adds a new top level API for hydrating a root. It takes the initial children as part of its constructor. These are unlike other render calls in that they have to represent what the server sent and they can't be batched with other updates. I also changed the options to move the hydrationOptions to the top level since now these options are all hydration options. I kept the createRoot one just temporarily to make it easier to codemod internally but I'm doing a follow up to delete. As part of this I un-dried a couple of paths. ReactDOMLegacy was intended to be built on top of the new API but it didn't actually use those root APIs because there are special paths. It also doesn't actually use most of the commmon paths since all the options are ignored. It also made it hard to add only warnings for legacy only or new only code paths. I also forked the create/hydrate paths because they're subtly different since now the options are different. The containers are also different because I now error for comment nodes during hydration which just doesn't work at all but eventually we'll error for all createRoot calls. After some iteration it might make sense to break out some common paths but for now it's easier to iterate on the duplicates.
react-dom
This package serves as the entry point to the DOM and server renderers for React. It is intended to be paired with the generic React package, which is shipped as react to npm.
Installation
npm install react react-dom
Usage
In the browser
var React = require('react');
var ReactDOM = require('react-dom');
class MyComponent extends React.Component {
render() {
return <div>Hello World</div>;
}
}
ReactDOM.render(<MyComponent />, node);
On the server
var React = require('react');
var ReactDOMServer = require('react-dom/server');
class MyComponent extends React.Component {
render() {
return <div>Hello World</div>;
}
}
ReactDOMServer.renderToString(<MyComponent />);
API
react-dom
findDOMNoderenderunmountComponentAtNode
react-dom/server
renderToStringrenderToStaticMarkup