TextToCopy,
      container: window.document.getElementById('quarto-embedded-source-code-modal')
    });
    clipboardModal.on('success', onCopySuccess);
  }
    var localhostRegex = new RegExp(/^(?:http|https):\/\/localhost\:?[0-9]*\//);
    var mailtoRegex = new RegExp(/^mailto:/);
      var filterRegex = new RegExp('/' + window.location.host + '/');
    var isInternal = (href) => {
        return filterRegex.test(href) || localhostRegex.test(href) || mailtoRegex.test(href);
    }
    // Inspect non-navig