How to Install and Setup Drupal Code Sniffer?
About Drupal Coder
Coder checks Drupal code against Drupal coding standards and other best practices. It can also fix coding standard violations for you with the phpcs and phpcbf command from PHP_CodeSniffer
Installing and setup Drupal coder
Here’s a step-by-step guide:
Follow the steps below to install coder
- Open a Terminal window
- Go to home directory
 Cd ~
- Clone the latest code version using git
 git clone –branch 8.x-2.x
 cd coder 
- Install dependencies using composer
 composer install  
- Create a symlink for the phpcs and phpcbf command
 sudo ln -s ~/coder/vendor/bin/phpcs /usr/bin/phpcs
 sudo ln -s ~/coder/vendor/bin/phpcbf /usr/bin/phpcf 
- Register the Drupal and Drupal Practice Standard with PHPCS
 phpcs –config-set installed_paths ~/coder/coder_sniffer 
How to use
- To check the file for coding standard
 phpcs –standard=DrupalPractice </path/to/example.module>
- To check the complete directory recursively for coding standards
 phpcs –standard=DrupalPractice <path to directory> 
Some issue could be resolved automatically by phpcbf
- To fix error in file
 phpcbf –standard=Drupal <path to file with file name>
- To fix error in the complete directory
 phpcbf –standard=Drupal <path to directory> 
 
    

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