function createItemContent(cfg, item) {
  var data = item.children || cfg.data;
  var frag = document.createDocumentFragment();
  var label = _.el('span');
  var iconPrepend = _.el('i');
  var iconAppend = _.el('i');
  var prependClasses = ['fa'];
  var appendClasses = ['fa'];

  // prepended icon
  if (data) {
    prependClasses.push('fa-folder');
  } else if (item.type === 'github-url') {
    prependClasses.push('fa-github');
  } else {
    prependClasses.push('fa-file-o');
  }
  _.addClass(iconPrepend, prependClasses);

  // text label
  _.append(label, [iconPrepend, _.text(item.label)]);
  frag.appendChild(label);

  // appended icon
  if (data) {
    appendClasses.push('fa-caret-right');
  } else if ('url' in item) {
    appendClasses.push('fa-external-link');
  }
  _.addClass(iconAppend, appendClasses);
  frag.appendChild(iconAppend);

  return frag;
}
function createItemContent(cfg, item) {
  var data = item.children || cfg.data;
  var frag = document.createDocumentFragment();
  var label = _.el('span');
  var iconPrepend = _.el('i');
  var iconAppend = _.el('i');
  var prependClasses = ['fa'];
  var appendClasses = ['fa'];

  
  if (data) {
    prependClasses.push('fa-folder');
  } else if (item.type === 'github-url') {
    prependClasses.push('fa-github');
  } else {
    prependClasses.push('fa-file-o');
  }
  _.addClass(iconPrepend, prependClasses);

  
  _.append(label, [iconPrepend, _.text(item.label)]);
  frag.appendChild(label);

  
  if (data) {
    appendClasses.push('fa-caret-right');
  } else if ('url' in item) {
    appendClasses.push('fa-external-link');
  }
  _.addClass(iconAppend, appendClasses);
  frag.appendChild(iconAppend);

  return frag;
}
function createItemContent ( cfg , item ) { var data = item . children || cfg . data ; var frag = document . createDocumentFragment ( ) ; var label = _ . el ( 'span' ) ; var iconPrepend = _ . el ( 'i' ) ; var iconAppend = _ . el ( 'i' ) ; var prependClasses = [ 'fa' ] ; var appendClasses = [ 'fa' ] ; // prepended icon if ( data ) { prependClasses . push ( 'fa-folder' ) ; } else if ( item . type === 'github-url' ) { prependClasses . push ( 'fa-github' ) ; } else { prependClasses . push ( 'fa-file-o' ) ; } _ . addClass ( iconPrepend , prependClasses ) ; // text label _ . append ( label , [ iconPrepend , _ . text ( item . label ) ] ) ; frag . appendChild ( label ) ; // appended icon if ( data ) { appendClasses . push ( 'fa-caret-right' ) ; } else if ( 'url' in item ) { appendClasses . push ( 'fa-external-link' ) ; } _ . addClass ( iconAppend , appendClasses ) ; frag . appendChild ( iconAppend ) ; return frag ; }
how each item in a column should be rendered
how each item in a column should be rendered