Collapse Diffs - Functionality for Github commits (UserScript/Tampermonkey/Greasemonkey)

gistfile1.js

// ==UserScript==
// @name         Collapse diff
// @namespace    http://no.one/
// @version      0.2
// @description  Enter something useful
// @author       You
// @match        https://github.com/*
// @grant        none
// ==/UserScript==

setInterval(function(){
    if (/\/commit\//.test(document.location.href)) {
        if ($('.collapse_d').length === 0 && $('.meta').length > 0) {
            var html = '<a href="#" class="collapse_d minibutton" rel="nofollow">Collapse</a>';
            $('.actions').append(html);
            $(document.body).on('click', '.collapse_d', function(){
                $(this).closest('.meta').next('.data').toggle();
                document.activeElement.blur();
                return false;
            });
        }
    }
}, 1000)