Fix regression with leading zero keys

Fix ruby-i18n#456.
oleksii-leonov · Jan 6, 2019 · 8a1b54f · 8a1b54f
1 parent d8a2d5c
commit 8a1b54f
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diff --git a/lib/i18n.rb b/lib/i18n.rb
@@ -364,7 +364,7 @@ def normalize_key(key, separator)
           keys.delete('')
           keys.map! do |k|
             case k
-            when /\A[-+]?\d+\z/ # integer
+            when /\A[-+]?[1-9]\d*\z/ # integer
               k.to_i
             when 'true'
               true

diff --git a/test/backend/simple_test.rb b/test/backend/simple_test.rb
@@ -24,6 +24,12 @@ def setup
     assert_equal "Yes", I18n.t('available.1')
   end
 
+  test 'simple backend translate: given integer with a lead zero as a key' do
+    store_translations :en, available: { '01' => 'foo' }
+    assert_equal 'foo', I18n.t(:available)[:'01']
+    assert_equal 'foo', I18n.t('available.01')
+  end
+
   test "simple backend translate: symbolize keys in hash" do
     store_translations :en, nested_hashes_in_array: { hello: "world" }
     assert_equal "world", I18n.t('nested_hashes_in_array.hello')