symfony/symfony — pull request #8489 by lerouquin (2013-07-13 23:18:34+00:00)
Title: [Translation] added translation domain cascading functionnality

| Q | A
| ------------- | ---
| Bug fix? | no
| New feature? | yes
| BC breaks? | no
| Deprecations? | no
| Tests pass? | yes
| License | MIT

With this PR, you can optionally pass an array of domains instead of a simple string to `Translator::trans()` or `Translator::transChoice`, allowing for multi-level fallbacks.

Added new tests specifics to this feature.