better-docs/src/component-renderer.jsx

import React from 'react'

const DefaultWrapper = (props) => (
  <div>{props.children}</div>
)

class ComponentRenderer extends React.Component {
  constructor(props) {
    super(props)
    this.Wrapper = window._CustomWrapper || DefaultWrapper
    this.state = {
      hasError: false,
      error: null,
    }
  }

  componentDidCatch(error) {
    console.log(error.message)
  }
  
  render() {
    const { children } = this.props
    return (
      <this.Wrapper {...this.props}>
        {children}
      </this.Wrapper>
    )
  }
}

export default ComponentRenderer