function toggleFilterPanel()

in index.js [645:656]

• 10 lines of code
• 2 McCabe index (conditional complexity)

function toggleFilterPanel () {
  var panel = document.querySelector('.expandable')
  var button = document.querySelector('.toggle-filter-panel')

  panel.classList.toggle('expanded')

  if (panel.classList.contains('expanded')) {
    button.setAttribute('aria-pressed', 'true')
  } else {
    button.setAttribute('aria-pressed', 'false')
  }
}