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Add info about I18n::Backend::Chain to I18n guide

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Brandon Tilley
2011-02-19 14:49:42 -08:00
parent 7e8b075f73
commit fe5c2c2d21
1 changed files with 6 additions and 0 deletions
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railties/guides/source/i18n.textile
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@@ -809,6 +809,12 @@ That does not mean you're stuck with these limitations, though. The Ruby I18n ge
I18n.backend = Globalize::Backend::Static.new
</ruby>
You can also use the Chain backend to chain multiple backends together. This is useful when you want to use standard translations with a Simple backend but store custom application translations in a database or other backends. For example, you could use the ActiveRecord backend and fall back to the (default) Simple backend:
<ruby>
I18n.backend = I18n::Backend::Chain.new(I18n::Backend::ActiveRecord.new, I18n.backend)
</ruby>
h4. Using Different Exception Handlers
The I18n API defines the following exceptions that will be raised by backends when the corresponding unexpected conditions occur: