symfony/symfony — pull request #11076 by elnur (2014-06-07 13:46:20+00:00)
Title: [Validator] Add an integer constraint and validator

| Q | A
| ------------- | ---
| Bug fix? | no
| New feature? | yes
| BC breaks? | no
| Deprecations? | no
| Tests pass? | yes
| Fixed tickets | none that I'm aware of
| License | MIT
| Doc PR | will be added when this PR gets approved

Who would think it's so hard to write a validator for an integer that works with both `int` and `string` types like `1` and `'1'`. That's why I decided to add this validator to the core.