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+# DiffCS
+
+A tool to perform PSR-2 check into your pull requests on Github.
+
+## How To Install
+
+Through **Composer**:
+
+```
+composer global require "marcelsud/diffcs":"dev-master"
+```
+
+We suggest you to use `global` requirement, so you can use for all projects.
+
+Or cloning this project:
+
+```
+git clone git@github.com:marcelsud/diffcs.git
+```
+
+Once it's done, go to the root folder and execute:
+
+```
+composer install
+```
+
+Then, run the following command to use this tool through your `bin` folder:
+
+```
+sudo ln -nfs ~/.composer/vendor/bin/diffcs /usr/local/bin/diffcs
+```
+
+## How To Use
+
+### For public repositories:
+
+Run the following command: `diffcs <source>/<project> <pull request id>`, where:
+
+- `<source>` is the corporation/user behind the project;
+- `<project>` is the project name on Github;
+- `<pull request id>` is the pull request id, created by Github.
+
+**Example**:
+
+```
+diffcs symfony/symfony 13342
+```
+
+### For private repositories:
+
+Execute following command: `diffcs <source>/<project> <pull request id> --github-user=<github username>`, where:
+
+- `<github username>` is your Github username.
+
+**Example**:
+
+```
+diffcs symfony/symfony 13342 --github-user=seuusuario
+```
+
+Once you run this command, provide your Github password. **The password is only required to authenticate your credentials into the private repository.**
+
+![Image](https://41.media.tumblr.com/df1e6041b827dc067d1c4c16ffb3df05/tumblr_nldnzr0w011sr73oio1_1280.png)