| 12345678910111213141516171819202122232425262728293031323334 | 'use strict'const walk = ( node, parent, cb ) => {  cb( node, parent )  if( Array.isArray( node.children ) )    node.children.forEach( child => walk( child, node, cb ) )}const data = {  name: 'div',  attribs: {    id: 'container',    class: 'message'  },  children: [    {      name: 'strong',      attribs: {        class: 'message'      },      children: [        { text: 'Hello' }      ]    },    { text: ', World!' }  ]}walk( data, null, ( node, parent ) => {  if( parent ) node.parent = parent})module.exports = [ data ]
 |