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Github Commit Whitespace

Adds button to hide whitespaces from commit

当前为 2014-11-06 提交的版本，查看 最新版本。

  1. // ==UserScript==
  2. // @name        Github Commit Whitespace
  3. // @namespace   https://github.com/jerone/UserScripts
  4. // @description Adds button to hide whitespaces from commit
  5. // @author      jerone
  6. // @copyright   2014+, jerone (http://jeroenvanwarmerdam.nl)
  7. // @license     GNU GPLv3
  8. // @homepage    https://github.com/jerone/UserScripts/tree/master/Github_Commit_Whitespace
  9. // @homepageURL https://github.com/jerone/UserScripts/tree/master/Github_Commit_Whitespace
  10. // @supportURL  https://github.com/jerone/UserScripts/issues
  11. // @contributionURL https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=VCYMHWQ7ZMBKW
  12. // @include     https://github.com/*
  13. // @version     1.4.1
  14. // @grant       none
  15. // ==/UserScript==
  16. /* global unsafeWindow */
  17.  
  18. (function() {
  19.  
  20. 	function addButton() {
  21. 		var e;
  22. 		if (!(/\/commit\//.test(location.href) || /\/compare\//.test(location.href) || /\/pull\/\d*\/files/.test(location.href)) ||
  23. 			!(e = document.getElementById("toc"))) { return; }
  24.  
  25. 		var r = e.querySelector(".GithubCommitWhitespaceButton");
  26. 		if (r) { r.parentElement.removeChild(r); }
  27.  
  28. 		var on = /w=/.test(location.search);  // any occurense results in enabling;
  29.  
  30. 		var b = e.querySelector(".toc-diff-stats");
  31.  
  32. 		var s = document.createElement("span");
  33. 		s.textContent = " \u2423";
  34. 		s.style.color = "#333";  // set color because of css selector `p.explain .octicon`;
  35.  
  36. 		var a = document.createElement("a");
  37. 		a.classList.add("minibutton", "tooltipped", "tooltipped-n");
  38. 		if (on) { a.classList.add("selected"); }
  39. 		a.setAttribute("href", url(on));
  40. 		a.setAttribute("rel", "nofollow");
  41. 		a.setAttribute("aria-label", on ? "Show commit whitespace" : "Hide commit whitespaces");
  42. 		a.appendChild(s);
  43.  
  44. 		var g = document.createElement("div");
  45. 		g.classList.add("GithubCommitWhitespaceButton", "button-group", "right");
  46. 		g.style.margin = "0 10px 0 0";  // give us some room;
  47. 		g.appendChild(a);
  48.  
  49. 		b.parentNode.insertBefore(g, b);
  50. 	}
  51.  
  52. 	function url(on) {
  53. 		var searches = location.search.replace(/^\?/, "").split("&").filter(function(item) {
  54. 			return item && !/w=.*/.test(item);
  55. 		});
  56. 		if (!on) {
  57. 			searches.push("w=1");
  58. 		}
  59. 		return location.href.replace(location.search, "")
  60. 			+ (searches.length > 0 ? "?" + searches.join("&") : "");
  61. 	}
  62.  
  63. 	// init;
  64. 	addButton();
  65.  
  66. 	// on pjax;
  67. 	unsafeWindow.$(document).on("pjax:end", addButton);  // `pjax:end` also runs on history back;
  68.  
  69. 	// on PR files tab;
  70. 	var f;
  71. 	if ((f = document.querySelector(".js-pull-request-tab[data-container-id='files_bucket']"))) {
  72. 		f.addEventListener("click", function() {
  73. 			window.setTimeout(addButton, 13);
  74. 		});
  75. 	}
  76.  
  77. })();