hunk.code_window:   updatePropsAsync(props) {
       if (props.inject) {
         this.inject = props.inject(this, props)
         this.didInject = !!this.inject
         if (this.inject) return
       }
       this.updateProps(props)
  
hunk.labels: keep keep keep replace keep keep keep
hunk.file_path: src/Spring.js
hunk.type: replace
file: <!DOCTYPE html>
  <html>
  
  <head>
    <meta charset="UTF-8" />
    <title>Hello World</title>
    <script src="https://unpkg.com/react@16/umd/react.development.js"></script>
    <script src="https://unpkg.com/react-dom@16/umd/react-dom.development.js"></script>
    <script src="https://unpkg.com/prop-types@15.6/prop-types.min.js"></script>
    <script src="https://unpkg.com/react-spring@4.1.1/dist/react-spring.umd.js"></script>
    <script src="https://unpkg.com/react-spring@4.1.1/dist/addons.umd.js"></script>
    <script src="https://unpkg.com/babel-standalone@6.15.0/babel.min.js"></script>
  </head>
  
  <body>
    <div id="root"></div>
    <script type="text/babel">
  
        ReactDOM.render(
          <ReactSpring.Spring config={{ tension: 0, friction: 100 }} from={{ opacity: 0 }} to={{ opacity: 1 }}>
              {props => <h1 style={props}>Hello, world!</h1>}
          </ReactSpring.Spring>,
          document.getElementById('root')
        )
  
      </script>
  </body>
  
  </html>