symfony/symfony — pull request #7924 by entering (2013-05-03 23:03:05+00:00)
Title: [Crawler] Add proper validation of node argument of method add

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

Crawler method add, fix PHPdoc and