Github Commit Whitespace

Adds button to hide whitespaces from commit

Ajankohdalta 5.3.2015. Katso uusin versio.

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name        Github Commit Whitespace
// @namespace   https://github.com/jerone/UserScripts
// @description Adds button to hide whitespaces from commit
// @author      jerone
// @copyright   2014+, jerone (http://jeroenvanwarmerdam.nl)
// @license     GNU GPLv3
// @homepage    https://github.com/jerone/UserScripts/tree/master/Github_Commit_Whitespace
// @homepageURL https://github.com/jerone/UserScripts/tree/master/Github_Commit_Whitespace
// @supportURL  https://github.com/jerone/UserScripts/issues
// @contributionURL https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=VCYMHWQ7ZMBKW
// @include     https://github.com/*
// @version     1.4.1
// @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.getElementById("toc"))) { return; }

		var r = e.querySelector(".GithubCommitWhitespaceButton");
		if (r) { r.parentElement.removeChild(r); }

		var on = /w=/.test(location.search);  // any occurense results in enabling;

		var b = e.querySelector(".toc-diff-stats");

		var s = document.createElement("span");
		s.textContent = " \u2423";
		s.style.color = "#333";  // set color because of css selector `p.explain .octicon`;

		var a = document.createElement("a");
		a.classList.add("minibutton", "tooltipped", "tooltipped-n");
		if (on) { a.classList.add("selected"); }
		a.setAttribute("href", url(on));
		a.setAttribute("rel", "nofollow");
		a.setAttribute("aria-label", on ? "Show commit whitespace" : "Hide commit whitespaces");
		a.appendChild(s);

		var g = document.createElement("div");
		g.classList.add("GithubCommitWhitespaceButton", "button-group", "right");
		g.style.margin = "0 10px 0 0";  // give us some room;
		g.appendChild(a);

		b.parentNode.insertBefore(g, b);
	}

	function url(on) {
		var searches = location.search.replace(/^\?/, "").split("&").filter(function(item) {
			return item && !/w=.*/.test(item);
		});
		if (!on) {
			searches.push("w=1");
		}
		return location.href.replace(location.search, "")
			+ (searches.length > 0 ? "?" + searches.join("&") : "");
	}

	// init;
	addButton();

	// on pjax;
	unsafeWindow.$(document).on("pjax:end", addButton);  // `pjax:end` also runs on history back;

	// 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);
		});
	}

})();