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Offer case locale specific case manipulation #727

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Offer case locale specific case manipulation #727

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16 changes: 16 additions & 0 deletions lib/i18n.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -388,6 +388,22 @@ def available_locales_initialized?
config.available_locales_initialized?
end

def capitalize(string, locale: nil, rules: t(:'i18n.case_map.rules', locale:, default: nil))
string.capitalize(*rules)
end

def downcase(string, locale: nil, rules: t(:'i18n.case_map.rules', locale:, default: nil))
string.downcase(*rules)
end

def swapcase(string, locale: nil, rules: t(:'i18n.case_map.rules', locale:, default: nil))
string.swapcase(*rules)
end

def upcase(string, locale: nil, rules: t(:'i18n.case_map.rules', locale:, default: nil))
string.upcase(*rules)
end

private

def translate_key(key, throw, raise, locale, backend, options)
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17 changes: 17 additions & 0 deletions test/i18n_test.rb
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Expand Up @@ -455,6 +455,23 @@ def call(exception, locale, key, options); key; end
assert_equal "???", I18n.transliterate("日本語")
end

test "upcase string" do
assert_equal "TÜRKIYE", I18n.upcase("Türkiye")
end

test "upcase string with locale" do
assert_equal "TÜRKIYE", I18n.upcase("Türkiye", locale: nil)
end

test "upcase string with rules" do
assert_equal "TÜRKİYE", I18n.upcase("Türkiye", rules: :turkic)
end

test "upcase string with stored rules" do
store_translations(:tr, {i18n: {case_map: {rules: [:turkic]}}})
assert_equal "TÜRKİYE", I18n.upcase("Türkiye", locale: :tr)
end

test "I18n.locale_available? returns true when the passed locale is available" do
I18n.available_locales = [:en, :de]
assert_equal true, I18n.locale_available?(:de)
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