// ==UserScript==
// @name        gist logs
// @namespace   http://d.hatena.ne.jp/murky-satyr
// @description Shows commit logs on Gist.
// @include     https://gist.github.com/*
// @license     WTFPL
// ==/UserScript==
Array.forEach(document.querySelectorAll('#revisions .id'), function(a){
  GM_xmlhttpRequest({
    method: 'get', url: 'https://raw.github.com/gist'+ a.pathname +'/meta',
    onload: function(r){
      if(/\n\n/.test(r.responseText))
        a.parentNode.appendChild(document.createElement('div'))
          .textContent = RegExp["$'"]
    }
  })
})