When people post diffs in the tracker (something fairly common!) the whitespace is collapsed.

For example:

Index: moodlelib.php
===================================================================
RCS file: /cvsroot/moodle/moodle/lib/moodlelib.php,v
retrieving revision 1.770
diff -c -r1.770 moodlelib.php

• • • moodlelib.php 2 Oct 2006 15:15:23 -0000 1.770
    • moodlelib.php 4 Oct 2006 06:28:57 -0000
      ***************
    • 1508,1516 ****
      /// If the user is not even logged in yet then make sure they are
      if (! (isset($USER->loggedin) and $USER->confirmed and ($USER->site == $CFG->wwwroot)) ) {
      $SESSION->wantsurl = $FULLME;

• if (!empty($_SERVER['HTTP_REFERER'])) { - $SESSION->fromurl = $_SERVER['HTTP_REFERER']; - }

  $USER = NULL;
  if ($autologinguest && !empty($CFG->autologinguests) and
  $courseid and ($courseid == SITEID or get_field('course','guest','id',$courseid)) ) {

  • • 1508,1513 ----