diff options
Diffstat (limited to 'activesupport/lib/active_support/i18n_railtie.rb')
| -rw-r--r-- | activesupport/lib/active_support/i18n_railtie.rb | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/activesupport/lib/active_support/i18n_railtie.rb b/activesupport/lib/active_support/i18n_railtie.rb index 93bde57f6a..584930e413 100644 --- a/activesupport/lib/active_support/i18n_railtie.rb +++ b/activesupport/lib/active_support/i18n_railtie.rb @@ -87,9 +87,21 @@ module I18n when Hash, Array Array.wrap(fallbacks) else # TrueClass - [] + [I18n.default_locale] end + if args.empty? || args.first.is_a?(Hash) + ActiveSupport::Deprecation.warn(<<-MSG.squish) + Using I18n fallbacks with an empty `defaults` sets the defaults to + include the `default_locale`. This behavior will change in Rails 6.1. + If you desire the default locale to be included in the defaults, please + explicitly configure it with `config.i18n.fallbacks.defaults = + [I18n.default_locale]` or `config.i18n.fallbacks = [I18n.default_locale, + {...}]` + MSG + args.unshift I18n.default_locale + end + I18n.fallbacks = I18n::Locale::Fallbacks.new(*args) end |