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GitHub Toggle Issue Comments

A userscript that toggles issues/pull request comments & messages

当前为 2016-06-23 提交的版本，查看 最新版本。

  1. // ==UserScript==
  2. // @name          GitHub Toggle Issue Comments
  3. // @version       1.0.14
  4. // @description   A userscript that toggles issues/pull request comments & messages
  5. // @license       https://creativecommons.org/licenses/by-sa/4.0/
  6. // @namespace     http://github.com/Mottie
  7. // @include       https://github.com/*
  8. // @run-at        document-idle
  9. // @grant         GM_addStyle
  10. // @grant         GM_getValue
  11. // @grant         GM_setValue
  12. // @author        Rob Garrison
  13. // ==/UserScript==
  14. /* global GM_addStyle, GM_getValue, GM_setValue */
  15. /*jshint unused:true, esnext:true */
  16. (function() {
  17.   "use strict";
  18.  
  19.   GM_addStyle(`
  20.     .ghic-button { float:right; }
  21.     .ghic-button .btn:hover div.select-menu-modal-holder { display:block; top:auto; bottom:25px; right:0; }
  22.     .ghic-right { float:right; }
  23.     /* pre-wrap set for Firefox; see https://greasyfork.org/en/forum/discussion/9166/x */
  24.     .ghic-menu label { display:block; padding:5px 15px; white-space:pre-wrap; }
  25.     .ghic-button .select-menu-header, .ghic-participants { cursor:default; }
  26.     .ghic-participants { border-top:1px solid #484848; padding:15px; }
  27.     .ghic-avatar { display:inline-block; float:left; margin: 0 2px 2px 0; cursor:pointer; position:relative; }
  28.     .ghic-avatar:last-child { margin-bottom:5px; }
  29.     .ghic-avatar.comments-hidden svg { display:block; position:absolute; top:-2px; left:-2px; z-index:1; }
  30.     .ghic-avatar.comments-hidden img { opacity:0.5; }
  31.     .ghic-button .dropdown-item span { font-weight:normal; opacity:.5; }
  32.     .ghic-button .dropdown-item.ghic-has-content span { opacity:1; }
  33.     .ghic-button .dropdown-item.ghic-checked span { font-weight:bold; }
  34.     .ghic-button .dropdown-item.ghic-checked svg,
  35.       .ghic-button .dropdown-item.ghic-checked .ghic-count { display:inline-block; }
  36.     .ghic-button .ghic-count { float:left; margin-right:5px; }
  37.     .ghic-button .select-menu-modal { margin:0; }
  38.     .ghic-button .ghic-participants { margin-bottom:20px; }
  39.     /* for testing: ".ghic-hidden { opacity: 0.3; } */
  40.     .ghic-hidden, .ghic-hidden-participant, .ghic-avatar svg, .ghic-button .ghic-right > *,
  41.       .ghic-hideReactions .comment-reactions { display:none; }
  42.   `);
  43.  
  44.   let targets,
  45.     busy = false,
  46.     // ZenHub addon active (include ZenHub Enterprise)
  47.     hasZenHub = $(".zhio, .zhe") ? true : false;
  48.  
  49.   const regex = /(svg|path)/i,
  50.  
  51.   settings = {
  52.     // example: https://github.com/Mottie/Keyboard/issues/448
  53.     title: {
  54.       isHidden: false,
  55.       name: "ghic-title",
  56.       selector: ".discussion-item-renamed",
  57.       label: "Title Changes"
  58.     },
  59.     labels: {
  60.       isHidden: false,
  61.       name: "ghic-labels",
  62.       selector: ".discussion-item-labeled, .discussion-item-unlabeled",
  63.       label: "Label Changes"
  64.     },
  65.     state: {
  66.       isHidden: false,
  67.       name: "ghic-state",
  68.       selector: ".discussion-item-reopened, .discussion-item-closed",
  69.       label: "State Changes (close/reopen)"
  70.     },
  71.  
  72.     // example: https://github.com/jquery/jquery/issues/2986
  73.     milestone: {
  74.       isHidden: false,
  75.       name: "ghic-milestone",
  76.       selector: ".discussion-item-milestoned",
  77.       label: "Milestone Changes"
  78.     },
  79.     refs: {
  80.       isHidden: false,
  81.       name: "ghic-refs",
  82.       selector: ".discussion-item-ref, .discussion-item-head_ref_deleted",
  83.       label: "References"
  84.     },
  85.     assigned: {
  86.       isHidden: false,
  87.       name: "ghic-assigned",
  88.       selector: ".discussion-item-assigned",
  89.       label: "Assignment Changes"
  90.     },
  91.  
  92.     // Pull Requests
  93.     commits: {
  94.       isHidden: false,
  95.       name: "ghic-commits",
  96.       selector: ".discussion-commits",
  97.       label: "Commits"
  98.     },
  99.     // example: https://github.com/jquery/jquery/pull/3014
  100.     diffOld: {
  101.       isHidden: false,
  102.       name: "ghic-diffOld",
  103.       selector: ".outdated-diff-comment-container",
  104.       label: "Diff (outdated) Comments"
  105.     },
  106.     diffNew: {
  107.       isHidden: false,
  108.       name: "ghic-diffNew",
  109.       selector: "[id^=diff-for-comment-]:not(.outdated-diff-comment-container)",
  110.       label: "Diff (current) Comments"
  111.     },
  112.     // example: https://github.com/jquery/jquery/pull/2949
  113.     merged: {
  114.       isHidden: false,
  115.       name: "ghic-merged",
  116.       selector: ".discussion-item-merged",
  117.       label: "Merged"
  118.     },
  119.     integrate: {
  120.       isHidden: false,
  121.       name: "ghic-integrate",
  122.       selector: ".discussion-item-integrations-callout",
  123.       label: "Integrations"
  124.     },
  125.  
  126.     // extras (special treatment - no selector)
  127.     plus1: {
  128.       isHidden: false,
  129.       name: "ghic-plus1",
  130.       label: "Hide +1s"
  131.     },
  132.     reactions: {
  133.       isHidden: false,
  134.       name: "ghic-reactions",
  135.       label: "Reactions"
  136.     },
  137.     // page with lots of users to hide:
  138.     // https://github.com/isaacs/github/issues/215
  139.  
  140.     // ZenHub pipeline change
  141.     pipeline: {
  142.       isHidden: false,
  143.       name: "ghic-pipeline",
  144.       selector: ".discussion-item.zh-discussion-item",
  145.       label: "ZenHub Pipeline Changes"
  146.     }
  147.   };
  148.  
  149.   const iconHidden = `<svg class="octicon" xmlns="http://www.w3.org/2000/svg" width="30" height="30" viewBox="0 0 9 9"><path fill="#777" d="M7.07 4.5c0-.47-.12-.9-.35-1.3L3.2 6.7c.4.25.84.37 1.3.37.35 0 .68-.07 1-.2.32-.14.6-.32.82-.55.23-.23.4-.5.55-.82.13-.32.2-.65.2-1zM2.3 5.8l3.5-3.52c-.4-.23-.83-.35-1.3-.35-.35 0-.68.07-1 .2-.3.14-.6.32-.82.55-.23.23-.4.5-.55.82-.13.32-.2.65-.2 1 0 .47.12.9.36 1.3zm6.06-1.3c0 .7-.17 1.34-.52 1.94-.34.6-.8 1.05-1.4 1.4-.6.34-1.24.52-1.94.52s-1.34-.18-1.94-.52c-.6-.35-1.05-.8-1.4-1.4C.82 5.84.64 5.2.64 4.5s.18-1.35.52-1.94.8-1.06 1.4-1.4S3.8.64 4.5.64s1.35.17 1.94.52 1.06.8 1.4 1.4c.35.6.52 1.24.52 1.94z"/></svg>`,
  150.   iconCheck = `<svg class="octicon octicon-check" height="16" viewBox="0 0 12 16" width="12"><path d="M12 5L4 13 0 9l1.5-1.5 2.5 2.5 6.5-6.5 1.5 1.5z"></path></svg>`,
  151.   plus1Icon = `<img src="https://assets-cdn.github.com/images/icons/emoji/unicode/1f44d.png" class="emoji" title=":+1:" alt=":+1:" height="20" width="20" align="absmiddle">`;
  152.  
  153.   function $(selector, el) {
  154.     return (el || document).querySelector(selector);
  155.   }
  156.   function $$(selector, el) {
  157.     return Array.from((el || document).querySelectorAll(selector));
  158.   }
  159.   function closest(el, selector) {
  160.     while (el && el.nodeName !== "BODY" && !el.matches(selector)) {
  161.       el = el.parentNode;
  162.     }
  163.     return el && el.matches(selector) ? el : null;
  164.   }
  165.   function addClass(els, name) {
  166.     let indx,
  167.       len = els.length;
  168.     for (indx = 0; indx < len; indx++) {
  169.       els[indx].classList.add(name);
  170.     }
  171.     return len;
  172.   }
  173.   function removeClass(els, name) {
  174.     let indx,
  175.       len = els.length;
  176.     for (indx = 0; indx < len; indx++) {
  177.       els[indx].classList.remove(name);
  178.     }
  179.   }
  180.   function toggleClass(els, name, flag) {
  181.     els = Array.isArray(els) ? els : [els];
  182.     let el,
  183.       indx = els.length;
  184.     while (indx--) {
  185.       el = els[indx];
  186.       if (el) {
  187.         if (typeof flag === "undefined") {
  188.           flag = !el.classList.contains(name);
  189.         }
  190.         if (flag) {
  191.           el.classList.add(name);
  192.         } else {
  193.           el.classList.remove(name);
  194.         }
  195.       }
  196.     }
  197.   }
  198.  
  199.   function addMenu() {
  200.     busy = true;
  201.     if ($("#discussion_bucket") && !$(".ghic-button")) {
  202.       // update "isHidden" values
  203.       getSettings();
  204.       let name, bright, isHidden, isChecked,
  205.         list = "",
  206.         keys = Object.keys(settings),
  207.         header = $(".discussion-sidebar-item:last-child"),
  208.         menu = document.createElement("div");
  209.  
  210.       for (name of keys) {
  211.         if (!(name === "pipeline" && !hasZenHub)) {
  212.           // make plus1 and reactions list items always bright
  213.           bright = name === "plus1" ? " ghic-has-content" : "";
  214.           isHidden = settings[name].isHidden;
  215.           isChecked = isHidden ? " ghic-checked": "";
  216.           // not using multi-line backticks because it adds lots of white-space to the label
  217.           list += `<label class="dropdown-item${bright}${isChecked}">` +
  218.             `<span>${settings[name].label}</span>` +
  219.             `<span class="ghic-right ${settings[name].name}">` +
  220.               `<input type="checkbox"${isHidden ? " checked" : ""}>` +
  221.               `${iconCheck}<span class="ghic-count"> </span>` +
  222.             `</span></label>`;
  223.         }
  224.       }
  225.  
  226.       menu.className = "ghic-button";
  227.       menu.innerHTML = `
  228.         <span class="btn btn-sm" role="button" tabindex="0" aria-haspopup="true">
  229.           <span class="tooltipped tooltipped-w" aria-label="Toggle issue comments">
  230.             <svg class="octicon octicon-comment-discussion" height="16" width="16" role="img" viewBox="0 0 16 16">
  231.               <path d="M15 2H6c-0.55 0-1 0.45-1 1v2H1c-0.55 0-1 0.45-1 1v6c0 0.55 0.45 1 1 1h1v3l3-3h4c0.55 0 1-0.45 1-1V10h1l3 3V10h1c0.55 0 1-0.45 1-1V3c0-0.55-0.45-1-1-1zM9 12H4.5l-1.5 1.5v-1.5H1V6h4v3c0 0.55 0.45 1 1 1h3v2z m6-3H13v1.5l-1.5-1.5H6V3h9v6z"></path>
  232.             </svg>
  233.           </span>
  234.           <div class="select-menu-modal-holder">
  235.             <div class="select-menu-modal" aria-hidden="true">
  236.               <div class="select-menu-header" tabindex="-1">
  237.                 <span class="select-menu-title">Toggle items</span>
  238.               </div>
  239.               <div class="select-menu-list ghic-menu" role="menu">
  240.                 ${list}
  241.                 <div class="ghic-participants"></div>
  242.               </div>
  243.             </div>
  244.           </div>
  245.         </span>
  246.       `;
  247.       if (hasZenHub) {
  248.         header.insertBefore(menu, header.childNodes[0]);
  249.       } else {
  250.         header.appendChild(menu);
  251.       }
  252.       addAvatars();
  253.     }
  254.     update();
  255.     busy = false;
  256.   }
  257.  
  258.   function addAvatars() {
  259.     let indx = 0,
  260.  
  261.     str = "<h3>Hide Comments from</h3>",
  262.     unique = [],
  263.     // get all avatars
  264.     avatars = $$(".timeline-comment-avatar"),
  265.     len = avatars.length - 1, // last avatar is the new comment with the current user
  266.  
  267.     loop = function(callback) {
  268.       let el, name,
  269.         max = 0;
  270.       while (max < 50 && indx < len) {
  271.         if (indx >= len) {
  272.           return callback();
  273.         }
  274.         el = avatars[indx];
  275.         name = (el.getAttribute("alt") || "").replace("@", "");
  276.         if (unique.indexOf(name) < 0) {
  277.           str += `<span class="ghic-avatar tooltipped tooltipped-n" aria-label="${name}">
  278.               ${iconHidden}
  279.               <img class="ghic-avatar avatar" width="24" height="24" src="${el.src}"/>
  280.             </span>`;
  281.           unique[unique.length] = name;
  282.           max++;
  283.         }
  284.         indx++;
  285.       }
  286.       if (indx < len) {
  287.         setTimeout(function() {
  288.           loop(callback);
  289.         }, 200);
  290.       } else {
  291.         callback();
  292.       }
  293.     };
  294.     loop(function() {
  295.       $(".ghic-participants").innerHTML = str;
  296.     });
  297.   }
  298.  
  299.   function getSettings() {
  300.     let name,
  301.       keys = Object.keys(settings);
  302.     for (name of keys) {
  303.       settings[name].isHidden = GM_getValue(settings[name].name, false);
  304.     }
  305.   }
  306.  
  307.   function saveSettings() {
  308.     let name,
  309.       keys = Object.keys(settings);
  310.     for (name of keys) {
  311.       GM_setValue(settings[name].name, settings[name].isHidden);
  312.     }
  313.   }
  314.  
  315.   function getInputValues() {
  316.     let name, item,
  317.       keys = Object.keys(settings),
  318.       menu = $(".ghic-menu");
  319.     for (name of keys) {
  320.       if (!(name === "pipeline" && !hasZenHub)) {
  321.         item = closest($("." + settings[name].name, menu), ".dropdown-item");
  322.         settings[name].isHidden = $("input", item).checked;
  323.         toggleClass(item, "ghic-checked", settings[name].isHidden);
  324.       }
  325.     }
  326.   }
  327.  
  328.   function hideStuff(name, init) {
  329.     let count, results,
  330.       obj = settings[name],
  331.       isHidden = obj.isHidden,
  332.       item = closest($(".ghic-menu ." + obj.name), ".dropdown-item");
  333.     if (obj.selector) {
  334.       results = $$(obj.selector);
  335.       toggleClass(item, "ghic-checked", isHidden);
  336.       if (isHidden) {
  337.         count = addClass(results, "ghic-hidden");
  338.         $(".ghic-count", item).textContent = count ? "(" + count + ")" : " ";
  339.       } else if (!init) {
  340.         // no need to remove classes on initialization
  341.         removeClass(results, "ghic-hidden");
  342.       }
  343.       toggleClass(item, "ghic-has-content", results.length);
  344.     } else if (name === "plus1") {
  345.       hidePlus1(init);
  346.     } else if (name === "reactions") {
  347.       toggleClass($("body"), "ghic-hideReactions", isHidden);
  348.       toggleClass(item, "ghic-has-content", $$(".has-reactions").length);
  349.     }
  350.   }
  351.  
  352.   function hidePlus1(init) {
  353.     if (init && !settings.plus1.isHidden) { return; }
  354.     let max,
  355.     indx = 0,
  356.     count = 0,
  357.     total = 0,
  358.     // keep a list of post authors to prevent duplicate +1 counts
  359.     authors = [],
  360.     // used https://github.com/isaacs/github/issues/215 for matches here...
  361.     // matches "+1!!!!", "++1", "+!", "+99!!!", "-1", "+ 100", "thumbs up"; ":+1:^21425235"
  362.     // ignoring -1's...
  363.     regexPlus = /([?!,.:^[\]()\'\"+-\d]|bump|thumbs|up)/gi,
  364.     // other comments to hide - they are still counted towards the +1 counter (for now?)
  365.     // seen "^^^" to bump posts; "bump plleeaaassee"; "eta?"; "pretty please"
  366.     // "need this"; "right now"; "still nothing?"; "super helpful"; "for gods sake"
  367.     regexHide = new RegExp("(" + [
  368.       "@\\w+",
  369.       "pretty",
  370.       "pl+e+a+s+e+",
  371.       "y+e+s+",
  372.       "eta",
  373.       "much",
  374.       "need(ed)?",
  375.       "fix",
  376.       "this",
  377.       "right",
  378.       "now",
  379.       "still",
  380.       "nothing",
  381.       "super",
  382.       "helpful",
  383.       "for\\sgods\\ssake"
  384.     ].join("|") + ")", "gi"),
  385.     // image title ":{anything}:", etc.
  386.     regexEmoji = /:(.*):/,
  387.  
  388.     comments = $$(".js-discussion .timeline-comment-wrapper"),
  389.     len = comments.length,
  390.  
  391.     loop = function() {
  392.       let wrapper, el, tmp, txt, img, hasLink, dupe;
  393.       max = 0;
  394.       while (max < 20 && indx < len) {
  395.         if (indx >= len) {
  396.           return;
  397.         }
  398.         wrapper = comments[indx];
  399.         // save author list to prevent repeat +1s
  400.         el = $(".timeline-comment-header .author", wrapper);
  401.         txt = (el ? el.textContent || "" : "").toLowerCase();
  402.         dupe = true;
  403.         if (txt && authors.indexOf(txt) < 0) {
  404.           authors[authors.length] = txt;
  405.           dupe = false;
  406.         }
  407.         el = $(".comment-body", wrapper);
  408.         // ignore quoted messages, but get all fragments
  409.         tmp = $$(".email-fragment", el);
  410.         // some posts only contain a link to related issues; these should not be counted as a +1
  411.         // see https://github.com/isaacs/github/issues/618#issuecomment-200869630
  412.         hasLink = $$(tmp.length ? ".email-fragment .issue-link" : ".issue-link", el).length;
  413.         if (tmp.length) {
  414.           // ignore quoted messages
  415.           txt = getAllText(tmp);
  416.         } else {
  417.           txt = el.textContent.trim();
  418.         }
  419.         if (!txt) {
  420.           img = $("img", el);
  421.           if (img) {
  422.             txt = img.getAttribute("title") || img.getAttribute("alt");
  423.           }
  424.         }
  425.         // remove fluff
  426.         txt = txt.replace(regexEmoji, "").replace(regexPlus, "").replace(regexHide, "").trim();
  427.         if (txt === "" || (txt.length < 4 && !hasLink)) {
  428.           if (settings.plus1.isHidden) {
  429.             wrapper.classList.add("ghic-hidden");
  430.             total++;
  431.             // one +1 per author
  432.             if (!dupe) {
  433.               count++;
  434.             }
  435.           } else if (!init) {
  436.             wrapper.classList.remove("ghic-hidden");
  437.           }
  438.           max++;
  439.         }
  440.         indx++;
  441.       }
  442.       if (indx < len) {
  443.         setTimeout(function() {
  444.           loop();
  445.         }, 200);
  446.       } else {
  447.         $(".ghic-menu .ghic-plus1 .ghic-count").textContent = total ? "(" + total + ")" : " ";
  448.         toggleClass($(".ghic-menu ." + settings.plus1.name), "ghic-has-content", total);
  449.         addCountToReaction(count);
  450.       }
  451.     };
  452.     loop();
  453.   }
  454.  
  455.   function getAllText(el) {
  456.     let txt = "",
  457.       indx = el.length;
  458.     // text order doesn't matter
  459.     while (indx--) {
  460.       txt += el[indx].textContent.trim();
  461.     }
  462.     return txt;
  463.   }
  464.  
  465.   function addCountToReaction(count) {
  466.     if (!count) {
  467.       count = ($(".ghic-menu .ghic-plus1 .ghic-count").textContent || "")
  468.         .replace(/[()]/g, "")
  469.         .trim();
  470.     }
  471.     let comment = $(".timeline-comment"),
  472.       tmp = $(".has-reactions button[value='+1 react'], .has-reactions button[value='+1 unreact']", comment),
  473.       el = $(".ghic-count", comment);
  474.     if (el) {
  475.       // the count may have been appended to the comment & now
  476.       // there is a reaction, so remove any "ghic-count" elements
  477.       el.parentNode.removeChild(el);
  478.     }
  479.     if (count) {
  480.       if (tmp) {
  481.         el = document.createElement("span");
  482.         el.className = "ghic-count";
  483.         el.textContent = count ? " + " + count + " (from hidden comments)" : "";
  484.         tmp.appendChild(el);
  485.       } else {
  486.         el = document.createElement("p");
  487.         el.className = "ghic-count";
  488.         el.innerHTML = "<hr>" + plus1Icon + " " + count + " (from hidden comments)";
  489.         $(".comment-body", comment).appendChild(el);
  490.       }
  491.     }
  492.   }
  493.  
  494.   function hideParticipant(el) {
  495.     let els, indx, len, hide, name,
  496.       results = [];
  497.     if (el) {
  498.       el.classList.toggle("comments-hidden");
  499.       hide = el.classList.contains("comments-hidden");
  500.       name = el.getAttribute("aria-label");
  501.       els = $$(".js-discussion .author");
  502.       len = els.length;
  503.       for (indx = 0; indx < len; indx++) {
  504.         if (els[indx].textContent.trim() === name) {
  505.           results[results.length] = closest(els[indx], ".timeline-comment-wrapper, .commit-comment, .discussion-item");
  506.         }
  507.       }
  508.       // use a different participant class name to hide timeline events
  509.       // or unselecting all users will show everything
  510.       if (el.classList.contains("comments-hidden")) {
  511.         addClass(results, "ghic-hidden-participant");
  512.       } else {
  513.         removeClass(results, "ghic-hidden-participant");
  514.       }
  515.       results = [];
  516.     }
  517.   }
  518.  
  519.   function update() {
  520.     busy = true;
  521.     if ($("#discussion_bucket") && $(".ghic-button")) {
  522.       let keys = Object.keys(settings),
  523.         indx = keys.length;
  524.       while (indx--) {
  525.         // true flag for init - no need to remove classes
  526.         hideStuff(keys[indx], true);
  527.       }
  528.     }
  529.     busy = false;
  530.   }
  531.  
  532.   function checkItem(event) {
  533.     busy = true;
  534.     if (document.getElementById("discussion_bucket")) {
  535.       let name,
  536.         target = event.target,
  537.         wrap = target && target.parentNode;
  538.       if (target && wrap) {
  539.         if (target.nodeName === "INPUT" && wrap.classList.contains("ghic-right")) {
  540.           getInputValues();
  541.           saveSettings();
  542.           // extract ghic-{name}, because it matches the name in settings
  543.           name = wrap.className.replace("ghic-right", "").trim();
  544.           if (wrap.classList.contains(name)) {
  545.             hideStuff(name.replace("ghic-", ""));
  546.           }
  547.         } else if (target.classList.contains("ghic-avatar")) {
  548.           // make sure we're targeting the span wrapping the image
  549.           hideParticipant(target.nodeName === "IMG" ? target.parentNode : target);
  550.         } else if (regex.test(target.nodeName)) {
  551.           // clicking on the SVG may target the svg or path inside
  552.           hideParticipant(closest(target, ".ghic-avatar"));
  553.         }
  554.       }
  555.     }
  556.     busy = false;
  557.   }
  558.  
  559.   function init() {
  560.     busy = true;
  561.     getSettings();
  562.     addMenu();
  563.     $("body").addEventListener("input", checkItem);
  564.     $("body").addEventListener("click", checkItem);
  565.     update();
  566.     busy = false;
  567.   }
  568.  
  569.   // DOM targets - to detect GitHub dynamic ajax page loading
  570.   targets = $$("#js-repo-pjax-container, #js-pjax-container, .js-discussion");
  571.  
  572.   // update TOC when content changes
  573.   Array.prototype.forEach.call(targets, function(target) {
  574.     new MutationObserver(function(mutations) {
  575.       mutations.forEach(function(mutation) {
  576.         // preform checks before adding code wrap to minimize function calls
  577.         if (!busy && mutation.target === target) {
  578.           addMenu();
  579.         }
  580.       });
  581.     }).observe(target, {
  582.       childList: true,
  583.       subtree: true
  584.     });
  585.   });
  586.  
  587.   init();
  588.  
  589. })();