PHP Code Sniffer rules that cover a large part of the [Fuel PHP coding standards] (http://docs.fuelphp.com/general/coding_standards.html "Fuel PHP Coding Standards").

run composer require --dev eviweb/fuelphp-phpcs:~1 in your fuelphp project.
It will automatically install PHP CodeSniffer using composer.

1. clone the project git clone https://github.com/eviweb/fuelphp-phpcs.git
2. change directory to ./fuelphp-phpcs cd fuelphp-phpcs
3. run installer with root privileges sudo ./install.sh

1. change directory to ./fuelphp-phpcs cd fuelphp-phpcs
2. run uninstaller with root privileges sudo ./uninstall.sh

Assuming FuelPHPCS was installed inside ./fuel/vendor using composer and the bin-dir is ./fuel/vendor/bin.
Run ./fuel/vendor/bin/fuelphpcs PROJECT_TO_SNIFF_DIRECTORY where PROJECT_TO_SNIFF_DIRECTORY is your fuel php project directory.

run phpcs --standard=FuelPHP PROJECT_TO_SNIFF_DIRECTORY where PROJECT_TO_SNIFF_DIRECTORY is your fuel php project directory.

BE AWARE not to use --tab-width phpcs option with another value than 0, this would disable tabs recognition !

Please note that this package works with PHP Code Sniffer version 2.9.x.