Make BelongsTo fields nullable

Prior to this commit, there was no way to set a `belongs_to` relationship to `nil` through the UI.
thoughtbot · Dec 9, 2015 · e1bab59 · e1bab59
1 parent 4d2c5ac
commit e1bab59
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/lib/administrate/fields/belongs_to.rb b/lib/administrate/fields/belongs_to.rb
@@ -12,7 +12,7 @@ def permitted_attribute
       end
 
       def associated_resource_options
-        candidate_resources.map do |resource|
+        [nil] + candidate_resources.map do |resource|
           [display_candidate_resource(resource), resource.id]
         end
       end