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# Contributing |
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If you would like to help, please take a look at the list of |
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[](https://github.com/composer/installers/issuesissues](https://github.com/composer/installers/issues](https://github.com/composer/installers/issues). |
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## Pull requests |
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* [](https://help.github.com/articles/fork-a-repoFork and clone](https://help.github.com/articles/fork-a-repo](https://help.github.com/articles/fork-a-repo). |
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* Run the command `php composer.phar install` to install dependencies. |
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* Use the command `phpunit` to run the tests. |
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* Create a branch, commit, push and send us a |
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[](https://help.github.com/articles/using-pull-requestspull request](https://help.github.com/articles/using-pull-requests](https://help.github.com/articles/using-pull-requests). |
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To ensure a consistent code base, you should make sure the code follows the |
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coding standards [](http://www.php-fig.org/psr/psr-1/PSR-1](http://www.php-fig.org/psr/psr-1/](http://www.php-fig.org/psr/psr-1/) and |
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[](http://www.php-fig.org/psr/psr-2/PSR-2](http://www.php-fig.org/psr/psr-2/](http://www.php-fig.org/psr/psr-2/). |
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## Creating a new Installer |
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* Create a class with your Installer that extends `Composer\Installers\BaseInstaller`. |
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* Add your Installer to `Composer\Installers\Installer::$supportedTypes`. |
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* Create unit tests as a separate class or as part of `Composer\Installers\Test\InstallerTest`. |
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* Add information about your Installer to `README.md` in section "Current Supported Package Types". |
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* Run the tests. |
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