{{d-editor
  tabindex="4"
  value=composer.reply
  placeholder=replyPlaceholder
  previewUpdated=(action "previewUpdated")
  markdownOptions=markdownOptions
  extraButtons=(action "extraButtons")
  importQuote=(action "importQuote")
  showUploadModal=showUploadModal
  togglePreview=(action "togglePreview")
  validation=validation
  loading=composer.loading
  showLink=showLink
  composerEvents=true
  disabled=disableTextarea
  outletArgs=(hash composer=composer editorType="composer")}}