<?php
/**
 * Ensures that console is not used for function or var names.
 *
 * @author    Greg Sherwood <gsherwood@squiz.net>
 * @copyright 2006-2015 Squiz Pty Ltd (ABN 77 084 670 600)
 * @license   https://github.com/squizlabs/PHP_CodeSniffer/blob/master/licence.txt BSD Licence
 */

namespace PHP_CodeSniffer\Standards\MySource\Sniffs\Debug;

use PHP_CodeSniffer\Sniffs\Sniff;
use PHP_CodeSniffer\Files\File;

class FirebugConsoleSniff implements Sniff
{

    /**
     * A list of tokenizers this sniff supports.
     *
     * @var array
     */
    public $supportedTokenizers = ['JS'];


    /**
     * Returns an array of tokens this test wants to listen for.
     *
     * @return array
     */
    public function register()
    {
        return [
            T_STRING,
            T_PROPERTY,
            T_LABEL,
            T_OBJECT,
        ];

    }//end register()


    /**
     * Processes this test, when one of its tokens is encountered.
     *
     * @param \PHP_CodeSniffer\Files\File $phpcsFile The file being scanned.
     * @param int                         $stackPtr  The position of the current token
     *                                               in the stack passed in $tokens.
     *
     * @return void
     */
    public function process(File $phpcsFile, $stackPtr)
    {
        $tokens = $phpcsFile->getTokens();

        if (strtolower($tokens[$stackPtr]['content']) === 'console') {
            $error = 'Variables, functions and labels must not be named "console"; name may conflict with Firebug internal variable';
            $phpcsFile->addError($error, $stackPtr, 'ConflictFound');
        }

    }//end process()


}//end class
