custom_diff.html

<script type="text/javascript">
  RED.nodes.registerType('custom_diff', {
    category: 'authomize_utils',
    color: '#a6bbcf',
    defaults: {
      name: { value: "Custom diff" },
      listA_name: { value: "", required: true },
      listB_name: { value: "", required: true }
    },
    inputs: 1,
    outputs: 1,
    icon: "file.png",
    label: function() {
      return this.name || "custom_diff";
    }
  });
</script>

<script type="text/html" data-template-name="custom_diff">
  <div class="form-row">
    <label for="node-input-listA_name"><i class="fa fa-tag"></i>List A name</label>
    <input type="text" id="node-input-listA_name" placeholder="List A name" ng-model="config.listA_name">
  </div>
  <div class="form-row">
    <label for="node-input-listB_name"><i class="fa fa-tag"></i>List B name</label>
    <input type="text" id="node-input-listB_name" placeholder="List B name" ng-model="config.listB_name">
  </div>
</script>

<script type="text/html" data-help-name="custom_diff">
  <p>Returns the differences between two lists.</p>
</script>