Updated Quantity to use Formula

and upgraded controller actions to match Measurement/Ingredient

config/locales/en.yml

@@ -33,7 +33,9 @@ en:
           attributes:
             parent:
               parent_domain_mismatch: 'parent quantity has to be in the same domain'
-            formula:
+        formula:
+          attributes:
+            code:
               disallowed_syntax: 'cannot be parsed: %{syntax}'
               disallowed_token: 'includes disallowed token: "%{token}"'
               disallowed_keyword: 'includes disallowed keyword: "%{keyword}"'

config/routes.rb

@@ -25,7 +25,7 @@ resources :projects, shallow: true do
         end
       end
       resources :sources, only: [:index, :create, :destroy]
-      resources :quantities, only: [:index, :create, :edit, :update, :destroy] do
+      resources :quantities, only: [:index, :new, :create, :edit, :update, :destroy] do
         member do
           post 'move/:direction', to: 'quantities#move', as: :move
         end