/ Example
/   = wcms_component 'forms/code_editor',
/     form: f,
/     mode: 'html',
/     attribute: :design_javascript,
/     value: @page_edition.design_javascript
/

ruby:
  form ||= nil
  attribute ||= nil
  html_class ||= 'form-control'
  value ||= nil
  mode ||= 'html'
  #embedded_image_url ||= wcms_components_embedded_images_url

/ TODO: do we need this? It was being used in the json_editor, but I don't think we
/ are using it anymore.
/ = wcms_component("shared/embedded_image_uploader", embedded_image_url: embedded_image_url)

.ace_code_editor data-mode=mode
  = wcms_component("forms/text_area", {form: form, attribute: attribute, html_class: html_class, value: value})