content: import React from 'react';
  import PropTypes from 'prop-types';
  import JSONNestedNode from './JSONNestedNode';
  
  // Returns the "n Items" string for this node,
  // generating and caching it if it hasn't been created yet.
  function createItemString(data) {
    const len = Object.getOwnPropertyNames(data).length;
    return `${len} ${len !== 1 ? 'keys' : 'key'}`;
  }
  
  // Configures <JSONNestedNode> to render an Object
  const JSONObjectNode = ({ data, ...props }) => (
    <JSONNestedNode
      {...props}
      data={data}
      nodeType='Object'
      nodeTypeIndicator={props.nodeType === 'Error' ? 'Error()' : '{}'}
      createItemString={createItemString}
      expandable={Object.getOwnPropertyNames(data).length > 0}
    />
  );
  
  JSONObjectNode.propTypes = {
    data: PropTypes.object,
    nodeType: PropTypes.string
  };
  
  export default JSONObjectNode;
  