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TxtFileLineLengthSniff.php in Coder 8.2

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coder_sniffer/Drupal/Sniffs/Files/TxtFileLineLengthSniff.php
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<?php

/**
 * \Drupal\Sniffs\Files\TxtFileLineLengthSniff.
 *
 * @category PHP
 * @package  PHP_CodeSniffer
 * @link     http://pear.php.net/package/PHP_CodeSniffer
 */
namespace Drupal\Sniffs\Files;

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

/**
 * \Drupal\Sniffs\Files\TxtFileLineLengthSniff.
 *
 * Checks all lines in a *.txt or *.md file and throws warnings if they are over 80
 * characters in length.
 *
 * @category PHP
 * @package  PHP_CodeSniffer
 * @link     http://pear.php.net/package/PHP_CodeSniffer
 */
class TxtFileLineLengthSniff implements Sniff {

  /**
   * Returns an array of tokens this test wants to listen for.
   *
   * @return array
   */
  public function register() {
    return array(
      T_INLINE_HTML,
    );
  }

  //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) {
    $fileExtension = strtolower(substr($phpcsFile
      ->getFilename(), -3));
    if ($fileExtension === 'txt' || $fileExtension === '.md') {
      $tokens = $phpcsFile
        ->getTokens();
      $content = rtrim($tokens[$stackPtr]['content']);
      $lineLength = mb_strlen($content, 'UTF-8');

      // Lines without spaces are allowed to be longer (for example long URLs).
      // Markdown allowed to be longer for lines
      // - without spaces
      // - starting with #
      // - containing URLs (https://)
      // - starting with | (tables).
      if ($lineLength > 80 && preg_match('/^([^ ]+$|#|.*https?:\\/\\/|\\|)/', $content) === 0) {
        $data = array(
          80,
          $lineLength,
        );
        $warning = 'Line exceeds %s characters; contains %s characters';
        $phpcsFile
          ->addWarning($warning, $stackPtr, 'TooLong', $data);
      }
    }
  }

}

//end class