SyntaxHighlighter 
version 3.0.83 (July 02 2010)
http://alexgorbatchev.com/SyntaxHighlighter
JavaScript code syntax highlighter.
Copyright 2004-2010 Alex Gorbatchev.

INSTALLATION:

First add the dependency to your composer.json file:

"require": {
    ...
    "adiog/syntax-highlight-bundle": "dev-master"
},

Then install the bundle with the command:

php composer.phar update

Enable the bundle in your application kernel:

<?php
// app/AppKernel.php

public function registerBundles()
{
    $bundles = array(
        // ...
        new Adiog\SyntaxHighlightBundle\SyntaxHighlightBundle(),
    );
}

Now install assets:

php bin/console assets:install [--symlink]