node-red-contrib-error-on-timeout/error-on-timeout.html

Node that triggers an error if a message is not received within the configured time frame. Also has an output for "late" messages.

<script type="text/javascript">
  RED.nodes.registerType('error-on-timeout', {
    category: 'function',
    color: '#a6bbcf',
    defaults: {
      timeout: {
        value: 5000,
        required: true
      },
      verbose: {
        value: false,
        required: true,
      }
    },
    inputs: 1,
    outputs: 3,
    icon: "font-awesome/fa-unlock-alt",
    label: function () {
      return this.name || "error-on-timeout";
    }
  });
</script>

<script type="text/html" data-template-name="error-on-timeout">
  <div class="form-row">
    <label for="node-input-timeout"><i class="fa fa-clock-o"></i> Timeout interval/ms</label>
    <input type="number" min="1" max="9007199254740991" id="node-input-timeout" placeholder="Timeout">
</div>
<div class="form-row">
  <label for="node-input-verbose"><i class="fa fa-commenting-o"></i>Verbose flag</label>
  <input type="checkbox" id="node-input-verbose">
</div>
</script>

<script type="text/html" data-help-name="weekday-gate">
  <p>Triggers an error after a configurable timeout</p>
  <p>Feed the node a message with the property <code>eot_trigger</code> first, then a message with the <code>eot_input</code> flag set.</p>
  <p>Verbose mode is meant to inform the developer about the flow.</p>
</script>