contentImplementation.js

   const content = () => {
     if(post.contentReferences) {
       return(post.contentReferences.map(reference => {
         switch(reference.__typename) {
           case 'ContentfulCodeComponent': {
             return <CodeComponent {...reference} />
           }
           default:
             return null
         }
       }))
     }
 
     return (
       <div
         dangerouslySetInnerHTML={{
           __html: post.body.childMarkdownRemark.html,
         }}
       />
     );
   }