FIX: admin locales were not getting converted to message format

lib/js_locale_helper.rb

@@ -100,15 +100,16 @@ module JsLocaleHelper
     locale_str = locale.to_s
     translations = Marshal.load(Marshal.dump(translations_for(locale_str)))
 
+    message_formats = strip_out_message_formats!(translations[locale_str]['js'])
+    message_formats.merge!(strip_out_message_formats!(translations[locale_str]['admin_js']))
+    result = generate_message_format(message_formats, locale_str)
+
     translations.keys.each do |locale|
       translations[locale].keys.each do |k|
         translations[locale].delete(k) unless k == "js"
       end
     end
 
-    message_formats = strip_out_message_formats!(translations[locale_str]['js'])
-    result = generate_message_format(message_formats, locale_str)
-
     # I18n
     result << "I18n.translations = #{translations.to_json};\n"
     result << "I18n.locale = '#{locale_str}';\n"

spec/components/js_locale_helper_spec.rb

@@ -90,6 +90,9 @@ describe JsLocaleHelper do
             "test_MF" => "{HELLO} {COUNT, plural, one {1 duck} other {# ducks}}",
             "error_MF" => "{{BLA}",
             "simple_MF" => "{COUNT, plural, one {1} other {#}}"
+          },
+          "admin_js" => {
+            "foo_MF" => "{HELLO} {COUNT, plural, one {1 duck} other {# ducks}}"
           }
         }
       })
@@ -105,6 +108,7 @@ describe JsLocaleHelper do
       expect(ctx.eval('I18n.messageFormat("error_MF", { HELLO: "hi", COUNT: 3 })')).to match(/Invalid Format/)
       expect(ctx.eval('I18n.messageFormat("missing", {})')).to match(/missing/)
       expect(ctx.eval('I18n.messageFormat("simple_MF", {})')).to match(/COUNT/) # error
+      expect(ctx.eval('I18n.messageFormat("foo_MF", { HELLO: "hi", COUNT: 4 })')).to eq("hi 4 ducks")
     end
 
     it 'load pluralizations rules before precompile' do