laravel/installer — pull request #4 by m14t (2014-08-23 19:06:15+00:00)
Title: Fix exception in verifyApplicationDoesntExist.

Previously the OutputInterface was not being passed to this method which
resulted in it throwing an "Undefined variable" exception.

Steps to reproduce:
```
mkdir install-laravel-here
laravel new install-laravel-here
```

And observe:
```
PHP Notice: Undefined variable: output in /Users/mfarmer/.composer/vendor/laravel/installer/src/NewCommand.php on line 55
PHP Stack trace:
PHP 1. {main}() /Users/mfarmer/.composer/vendor/laravel/installer/laravel:0
PHP 2. Symfony\Component\Console\Application->run() /Users/mfarmer/.composer/vendor/laravel/installer/laravel:10
PHP 3. Symfony\Component\Console\Application->doRun() /Users/mfarmer/.composer/vendor/symfony/console/Symfony/Component/Console/Application.php:124
PHP 4. Symfony\Component\Console\Application->doRunCommand() /Users/mfarmer/.composer/vendor/symfony/console/Symfony/Component/Console/Application.php:193
PHP 5. Symfony\Component\Console\Command\Command->run() /Users/mfarmer/.composer/vendor/symfony/console/Symfony/Component/Console/Application.php:889
PHP 6. Laravel\Installer\Console\NewCommand->execute() /Users/mfarmer/.composer/vendor/symfony/console/Symfony/Component/Console/Command/Command.php:252
PHP 7. Laravel\Installer\Console\NewCommand->verifyApplicationDoesntExist() /Users/mfarmer/.composer/vendor/laravel/installer/src/NewCommand.php:34
PHP Fatal error: Call to a member function writeln() on a non-object in /Users/mfarmer/.composer/vendor/laravel/installer/src/NewCommand.php on line 55
PHP Stack trace:
PHP 1. {main}() /Users/mfarmer/.composer/vendor/laravel/installer/laravel:0
PHP 2. Symfony\Component\Console\Application->run() /Users/mfarmer/.composer/vendor/laravel/installer/laravel:10
PHP 3. Symfony\Component\Console\Application->doRun() /Users/mfarmer/.composer/vendor/symfony/console/Symfony/Component/Console/Application.php:124
PHP 4. Symfony\Component\Console\Application->doRunCommand() /Users/mfarmer/.composer/vendor/symfony/console/Symfony/Component/Console/Application.php:193
2 {
PHP 5. Symfony\Component\Console\Command\Command->run() /Users/mfarmer/.composer/vendor/symfony/console/Symfony/Component/Console/Application.php:889
PHP 6. Laravel\Installer\Console\NewCommand->execute() /Users/mfarmer/.composer/vendor/symfony/console/Symfony/Component/Console/Command/Command.php:252
PHP 7. Laravel\Installer\Console\NewCommand->verifyApplicationDoesntExist() /Users/mfarmer/.composer/vendor/laravel/installer/src/NewCommand.php:34
```