Adds button to show diff (or patch) file for commit
// ==UserScript==
// @name Github Commit Diff
// @namespace https://github.com/jerone/UserScripts
// @description Adds button to show diff (or patch) file for commit
// @author jerone
// @homepage https://github.com/jerone/UserScripts/tree/master/Github_Commit_Diff
// @homepageURL https://github.com/jerone/UserScripts/tree/master/Github_Commit_Diff
// @include https://github.com/*
// @version 1.3
// @grant none
// ==/UserScript==
/* global unsafeWindow */
(function() {
function addButton() {
var e;
if (!(/\/commit\//.test(location.href) || /\/compare\//.test(location.href) || /\/pull\/\d*\/files/.test(location.href)) ||
!(e = document.querySelector("#toc .explain"))) { return; }
var r = e.querySelector(".GithubCommitDiffButton");
if (r) { r.parentElement.removeChild(r); }
function getPatchOrDiffHref(type) {
return (document.querySelector("link[type='text/plain+" + type + "']")
|| document.querySelector("link[type='text/x-" + type + "']")
|| { href: location.href + "." + type }).href;
}
var b = e.querySelector(".minibutton");
var s = document.createElement("span");
s.textContent = " ";
s.classList.add("octicon", "octicon-diff");
s.style.color = "#333"; // set color because of css selector `p.explain .octicon`;
var a = document.createElement("a");
a.classList.add("GithubCommitDiffButton", "minibutton", "tooltipped", "tooltipped-s");
a.setAttribute("href", getPatchOrDiffHref("diff"));
a.setAttribute("title", "Show commit diff.\r\nHold Shift to open commit patch.");
a.setAttribute("rel", "nofollow");
a.setAttribute("aria-label", a.getAttribute("title"));
a.style.marginLeft = "10px"; // give us some room;
a.appendChild(s);
a.appendChild(document.createTextNode("Diff"));
b.parentNode.insertBefore(a, b);
a.addEventListener("click", function(e) {
if (e.shiftKey) {
e.preventDefault();
location.href = getPatchOrDiffHref("patch");
}
}, false);
}
// init;
addButton();
// on pjax;
unsafeWindow.$(document).on('pjax:success', addButton);
// on PR files tab;
var f;
if ((f = document.querySelector(".js-pull-request-tab[data-container-id='files_bucket']"))) {
f.addEventListener("click", function() {
window.setTimeout(addButton, 13);
});
}
})();