I built a form with Webform module and checked Twig debug info.
Textarea
- form-element.html.twig
- form-element-label.html.twig
- textarea.html.twig
Textfield, email, other text-like inputs…
- form-element.html.twig
- form-element-label.html.twig
- input.html.twig
Checkbox (single)
- form-element.html.twig
- input.html.twig
- form-element-label.html.twig
Checkboxes
- fieldset.html.twig - webform module can define general `div` wrapper as well
- checkboxes.html.twig
- form-element.html.twig
- input.html.twig
- form-element-label.html.twig
- form-element.html.twig
- input.html.twig
- form-element-label.html.twig
Radios
- fieldset.html.twig - webform module can define general `div` wrapper as well
- radios.html.twig
- form-element.html.twig
- input.html.twig
- form-element-label.html.twig
- form-element.html.twig
- input.html.twig
- form-element-label.html.twig
Select
- form-element.html.twig
- form-element-label.html.twig
- select.html.twig
File
- div style="" – appears after file upload, no template info!!
- div id=ajax-wrapper – no template info!
- form-element.html.twig
- form-element-label.html.twig
- file-managed-file.html.twig
(Upload)
- input.html.twig
(+ hidden inputs: upload, edit buttons)
(Uploaded file)
- form-element.html.twig
- input.html.twig
- form-element-label.html.twig
- file-link.html.twig
(Remove selected file button)
- input.html.twig
- div class=description – no template info!!
- container.html.twig
- file-upload-help.html.twig
- span class=ajax--wrapper--[id] style="" – appears after file upload, no template info!!
Submit
- container.html.twig
- input.html.twig
Notes
input.html.twig is used for hidden fields too- Webform module uses
webform.htm.twig to add the form wrapper