diff.engine.inc in Configuration Management 7

File

includes/diff.engine.inc

<?php

/**
 * "Unified" diff formatter.
 *
 * This class formats the diff in classic "unified diff" format.
 */
class UnifiedDiffFormatter extends DiffFormatter {
  function UnifiedDiffFormatter($context_lines = 4) {
    $this->leading_context_lines = $context_lines;
    $this->trailing_context_lines = $context_lines;
  }
  function _block_header($xbeg, $xlen, $ybeg, $ylen) {
    if ($xlen != 1) {
      $xbeg .= "," . $xlen;
    }
    if ($ylen != 1) {
      $ybeg .= "," . $ylen;
    }
    return "@@ -{$xbeg} +{$ybeg} @@\n";
  }
  function _added($lines) {
    $this
      ->_lines($lines, "+");
  }
  function _deleted($lines) {
    $this
      ->_lines($lines, "-");
  }
  function _changed($orig, $final) {
    $this
      ->_deleted($orig);
    $this
      ->_added($final);
  }

}

Classes

Name	Description
UnifiedDiffFormatter	"Unified" diff formatter.