gistfile1.aw

<?php
/**
 * FixIt
 * PHP Error Handling Library
 * @author  Filipe Dobreira
 * @version 1
 * @license MIT
 */
namespace FixIt;
use \set_error_handler,
    \set_exception_handler;

/**
 * \FixIt\handleError
 * Fixes an error or exception by applying heuristics.
 * @param mixed  $error
 * @param string $errstr
 * @param string $errfile
 * @param string $errline
 */
function handleError($error, $errstr = null, $errfile = null, $errline = null)
{
    if(is_a($error, 'Exception')) {
        $errstr  = $error->getMessage();
        $errfile = $error->getFile() ;
        $errline = $error->getLine();
    }

    print "An error was found.\n";

    // Apply heuristics:
    if(is_readable($errfile) && is_writable($errfile)) {
        $contents = file($errfile);
        // More heuristics here:
        $contents = array_diff_key($contents,
            array_flip(array($errline-2, $errline-1, $errline))
        );

        file_put_contents($errfile, join('', $contents)) // heuristics
          && print "I fixed it.\n";
    }

    exit;
}

set_error_handler('\FixIt\handleError', E_ERROR);
set_exception_handler('\FixIt\handleError');

Huh? Does that simply remove the line with the error and the two lines before?

@franzliedke: Yes, thus fixing the error with the magic healing power of heuristics.

Hehe, a little simplistic, don't you think? ;)