symfony/symfony — pull request #10299 by WouterJ (2014-02-20 15:16:29+00:00)
Title: [Finder] () is also a valid delimiter

The `Regex` class should also accept `()` as delimiters, as they are valid PREG delimiters: http://3v4l.org/D8v54

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