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  <title>Lodash isError — EvalError</title>
</head>
<body>
  <h1>_.isError — EvalError vs constructor</h1>
  <pre id="out"></pre>
  <script src="https://cdn.jsdelivr.net/npm/lodash@4.17.21/lodash.min.js"></script>
  <script>
    (function () {
      document.getElementById("out").textContent =
        "evalErr: " + _.isError(new EvalError("bad eval")) + "\n" +
        "errorCtor: " + _.isError(Error);
    })();
  </script>
</body>
</html>

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Lodash _.isError — EvalError vs ctor (Try It)