Fix haml-lint `InstanceVariables` rule for admin/roles/_form (#26063)

.haml-lint_todo.yml

@@ -1,13 +1,13 @@
 # This configuration was generated by
 # `haml-lint --auto-gen-config`
-# on 2023-09-28 10:03:39 -0400 using Haml-Lint version 0.50.0.
+# on 2023-09-28 10:26:23 -0400 using Haml-Lint version 0.50.0.
 # The point is for the user to remove these configuration records
 # one by one as the lints are removed from the code base.
 # Note that changes in the inspected code, or installation of new
 # versions of Haml-Lint, may require this file to be generated again.
 
 linters:
-  # Offense count: 946
+  # Offense count: 944
   LineLength:
     enabled: false
 
@@ -26,11 +26,10 @@ linters:
       - 'app/views/admin/reports/show.html.haml'
       - 'app/views/disputes/strikes/show.html.haml'
 
-  # Offense count: 25
+  # Offense count: 18
   InstanceVariables:
     exclude:
       - 'app/views/admin/reports/_actions.html.haml'
-      - 'app/views/admin/roles/_form.html.haml'
       - 'app/views/auth/registrations/_status.html.haml'
       - 'app/views/auth/sessions/two_factor/_otp_authentication_form.html.haml'
       - 'app/views/relationships/_account.html.haml'

app/views/admin/roles/_form.html.haml

@@ -1,40 +1,36 @@
-= simple_form_for @role, url: @role.new_record? ? admin_roles_path : admin_role_path(@role) do |f|
-  = render 'shared/error_messages', object: @role
+= render 'shared/error_messages', object: form.object
 
-  - if @role.everyone?
+- if form.object.everyone?
   .flash-message.info
     = t('admin.roles.everyone_full_description_html')
 - else
   .fields-group
-      = f.input :name, wrapper: :with_label
+    = form.input :name, wrapper: :with_label
 
-    - unless current_user.role.id == @role.id
+  - unless current_user.role == form.object
     .fields-group
-        = f.input :position, wrapper: :with_label, input_html: { max: current_user.role.position - 1 }
+      = form.input :position, wrapper: :with_label, input_html: { max: current_user.role.position - 1 }
 
   .fields-group
-      = f.input :color, wrapper: :with_label, input_html: { placeholder: '#000000', type: 'color' }
+    = form.input :color, wrapper: :with_label, input_html: { placeholder: '#000000', type: 'color' }
 
   %hr.spacer/
 
   .fields-group
-      = f.input :highlighted, wrapper: :with_label
+    = form.input :highlighted, wrapper: :with_label
 
   %hr.spacer/
 
-  - unless current_user.role.id == @role.id
+- unless current_user.role == form.object
 
   .field-group
     .input.with_block_label
       %label= t('simple_form.labels.user_role.permissions_as_keys')
       %span.hint= t('simple_form.hints.user_role.permissions_as_keys')
 
-      - (@role.everyone? ? UserRole::Flags::CATEGORIES.slice(:invites) : UserRole::Flags::CATEGORIES).each do |category, permissions|
+    - (form.object.everyone? ? UserRole::Flags::CATEGORIES.slice(:invites) : UserRole::Flags::CATEGORIES).each do |category, permissions|
       %h4= t(category, scope: 'admin.roles.categories')
 
-        = f.input :permissions_as_keys, collection: permissions, wrapper: :with_block_label, include_blank: false, label_method: ->(privilege) { safe_join([t("admin.roles.privileges.#{privilege}"), content_tag(:span, t("admin.roles.privileges.#{privilege}_description"), class: 'hint')]) }, required: false, as: :check_boxes, collection_wrapper_tag: 'ul', item_wrapper_tag: 'li', label: false, hint: false, disabled: permissions.filter { |privilege| UserRole::FLAGS[privilege] & current_user.role.computed_permissions == 0 }
+      = form.input :permissions_as_keys, collection: permissions, wrapper: :with_block_label, include_blank: false, label_method: ->(privilege) { safe_join([t("admin.roles.privileges.#{privilege}"), content_tag(:span, t("admin.roles.privileges.#{privilege}_description"), class: 'hint')]) }, required: false, as: :check_boxes, collection_wrapper_tag: 'ul', item_wrapper_tag: 'li', label: false, hint: false, disabled: permissions.filter { |privilege| UserRole::FLAGS[privilege] & current_user.role.computed_permissions == 0 }
 
   %hr.spacer/
-
-  .actions
-    = f.button :button, @role.new_record? ? t('admin.roles.add_new') : t('generic.save_changes'), type: :submit

app/views/admin/roles/edit.html.haml

@@ -4,4 +4,7 @@
 - content_for :heading_actions do
   = link_to t('admin.roles.delete'), admin_role_path(@role), method: :delete, data: { confirm: t('admin.accounts.are_you_sure') }, class: 'button button--destructive' if can?(:destroy, @role)
 
-= render partial: 'form'
+= simple_form_for @role, url: admin_role_path(@role) do |form|
+  = render partial: 'form', object: form
+  .actions
+    = form.button :button, t('generic.save_changes'), type: :submit

app/views/admin/roles/new.html.haml

@@ -1,4 +1,7 @@
 - content_for :page_title do
   = t('admin.roles.add_new')
 
-= render partial: 'form'
+= simple_form_for @role, url: admin_roles_path do |form|
+  = render partial: 'form', object: form
+  .actions
+    = form.button :button, t('admin.roles.add_new'), type: :submit