button.btn class=local_assigns.fetch(:classes, 'btn-primary') *local_assigns.fetch(:data, {}) disabled=local_assigns.fetch(:disabled, false) id=id title=local_assigns[:title] type='button'
  i.fa.fa-circle-o-notch.fa-spin class=(label.blank? ? "m-0" : '')
  i class=(label.present? ? icon : "#{icon} m-0")
  = label