symfony/symfony — pull request #12503 by boekkooi (2014-11-18 10:19:33+00:00)
Title: [Yaml] Detect string literal within collection key

| Q | A
| ------------- | ---
| Bug fix? | yes
| New feature? | no
| BC breaks? | no
| Deprecations? | no
| Tests pass? | yes
| Fixed tickets | #12478
| License | MIT
| Doc PR | -