record_detail autoupdate

hydro/handler/base.js

@@ -69,4 +69,4 @@ MIDDLEWARE(async (ctx, next) => {
         console.error(e.stack);
         ctx.body = { error: { message: e.message, params: e.params, stack: e.stack } };
     }
-});
+}, true);

hydro/handler/judge.js

@@ -1,9 +1,10 @@
 const
-    { GET, POST } = require('../service/server'),
-    queue = require('../service/queue'),
-    record = require('../model/record'),
     { requirePerm } = require('./tools'),
-    { PERM_JUDGE } = require('../permission');
+    { PERM_JUDGE } = require('../permission'),
+    record = require('../model/record'),
+    bus = require('../service/bus'),
+    queue = require('../service/queue'),
+    { GET, POST } = require('../service/server');
 
 queue.assert('judge');
 
@@ -46,7 +47,8 @@ POST('/judge/next', requirePerm(PERM_JUDGE), async ctx => {
     if (body.score) $set.score = body.score;
     if (body.time_ms) $set.time = body.time_ms;
     if (body.memory_kb) $set.memory = body.memory_kb;
-    await record.update(body.rid, $set);
+    rdoc = await record.update(body.rid, $set);
+    bus.publish('record_change', rdoc);
     ctx.body = {};
 });
 POST('/judge/end', requirePerm(PERM_JUDGE), async ctx => {
@@ -71,6 +73,7 @@ POST('/judge/end', requirePerm(PERM_JUDGE), async ctx => {
     if (body.memory_kb) $set.memory = body.memory_kb;
     $set.judgeAt = new Date();
     $set.judger = ctx.state.user._id;
-    await record.update(body.rid, $set);
+    rdoc = await record.update(body.rid, $set);
+    bus.publish('record_change', rdoc);
     ctx.body = {};
 });

hydro/handler/record.js

@@ -1,26 +1,49 @@
 const
     bson = require('bson'),
     { constants } = require('../options'),
-    { GET, POST } = require('../service/server'),
+    { PERM_READ_RECORD_CODE, PERM_VIEW_CONTEST_HIDDEN_SCOREBOARD,
+        PERM_REJUDGE, PERM_VIEW_PROBLEM_HIDDEN } = require('../permission'),
     { requirePerm } = require('../handler/tools'),
-    queue = require('../service/queue'),
+    problem = require('../model/problem'),
     record = require('../model/record'),
     user = require('../model/user'),
-    problem = require('../model/problem'),
-    { PERM_READ_RECORD_CODE, PERM_VIEW_CONTEST_HIDDEN_SCOREBOARD, PERM_REJUDGE } = require('../permission');
+    bus = require('../service/bus'),
+    queue = require('../service/queue'),
+    { GET, POST, SOCKET } = require('../service/server');
 
 GET('/r', async ctx => {
     ctx.templateName = 'record_main.html';
     let q = {},
         page = ctx.query.page || 1;
     let rdocs = await record.getMany(q, { rid: 1 }, page, constants.RECORD_PER_PAGE);
-    let pdict, udict;
-    for (let rdoc in rdocs) {
+    let pdict = {}, udict = {};
+    for (let rdoc of rdocs) {
         udict[rdoc.uid] = await user.getById(rdoc.uid);
         pdict[rdoc.pid] = await problem.get({ pid: rdoc.pid, uid: ctx.state.user._id });
     }
     ctx.body = { page, rdocs, pdict, udict };
 });
+SOCKET('/record-conn', class RecordConnHandler {
+    constructor(conn) {
+        this.tid = null;
+        this.h = async data => {
+            let rdoc = data.value;
+            if (rdoc.tid && rdoc.tid != this.tid.toString()) return;
+            let [udoc, pdoc] = await Promise.all([user.getById(rdoc.uid), problem.get({ pid: rdoc.pid })]);
+            if (pdoc.hidden && !conn.state.user.hasPerm(PERM_VIEW_PROBLEM_HIDDEN)) pdoc = null;
+            conn.send({ html: await conn.renderHTML('record_main_tr.html', { rdoc, udoc, pdoc }) });
+        };
+    }
+    onOpen() {
+        bus.subscribe(['record_change'], this.h);
+    }
+    onMessage(data) {
+        if (data.tid) this.tid = data.tid;
+    }
+    onClose() {
+        bus.unsubscribe(['record_change'], this.h);
+    }
+});
 GET('/r/:rid', async ctx => {
     ctx.templateName = 'record_detail.html';
     let uid = ctx.state.user._id, rid = new bson.ObjectID(ctx.params.rid);
@@ -29,6 +52,27 @@ GET('/r/:rid', async ctx => {
     if (rdoc.uid != uid && !ctx.state.user.hasPerm(PERM_READ_RECORD_CODE)) rdoc.code = null;
     ctx.body = { rdoc, show_status: true };
 });
+SOCKET('/record-detail-conn', class RecordDetailConnHandler {
+    constructor(conn) {
+        this.rid = conn.params.rid;
+        this.h = async data => {
+            let rdoc = data.value;
+            if (rdoc.rid.toString() != this.rid) return;
+            let [udoc, pdoc] = await Promise.all([user.getById(rdoc.uid), problem.get({ pid: rdoc.pid })]);
+            if (pdoc.hidden && !conn.state.user.hasPerm(PERM_VIEW_PROBLEM_HIDDEN)) pdoc = null;
+            conn.send({ html: await conn.renderHTML('record_main_tr.html', { rdoc, udoc, pdoc }) });
+        };
+    }
+    async onOpen() {
+        bus.subscribe(['record_change'], this.h);
+    }
+    onMessage(data) {
+        if (data.rid) this.rid = data.rid;
+    }
+    onClose() {
+        bus.unsubscribe(['record_change'], this.h);
+    }
+});
 POST('/r/:rid/rejudge', requirePerm(PERM_REJUDGE), async ctx => {
     ctx.templateName = 'record_detail.html';
     let uid = ctx.state.user._id, rid = new bson.ObjectID(ctx.params.rid);

hydro/handler/ui.js

@@ -30,10 +30,11 @@ class Markdown extends MarkdownIt {
 }
 const md = new Markdown();
 function datetime_span(dt, { relative = true } = {}) {
-    dt = new Date(dt);
+    if (dt.generationTime) dt = new Date(dt.generationTime * 1000);
+    else if (typeof dt == 'number' || typeof dt == 'string') dt = new Date(dt);
     return '<span class="time{0}" data-timestamp="{1}">{2}</span>'.format(
         relative ? ' relative' : '',
-        dt.getTime(),
+        dt.getTime() / 1000,
         dt.toLocaleString()
     );
 }
@@ -93,14 +94,14 @@ MIDDLEWARE(async (ctx, next) => {
         url_prefix: '/'
     };
     ctx.preferJson = (ctx.request.headers['accept'] || '').includes('application/json');
-    ctx.render = async (name, context) => {
+    ctx.renderHTML = (name, context) => {
         ctx.user = ctx.state.user;
         ctx.translate = str => {
             if (!str) return '';
             return str.toString().translate(ctx.state.user.language);
         };
         ctx.has_perm = perm => ctx.state.user.hasPerm(perm);
-        ctx.body = await new Promise((resolve, reject) => {
+        return new Promise((resolve, reject) => {
             env.render(name, Object.assign(ctx.state, context, {
                 handler: ctx,
                 _: ctx.translate,
@@ -110,6 +111,9 @@ MIDDLEWARE(async (ctx, next) => {
                 else resolve(res);
             });
         });
+    };
+    ctx.render = async (name, context) => {
+        ctx.body = await ctx.renderHTML(name, context);
         ctx.response.type = 'text/html';
     };
     try {
@@ -125,8 +129,11 @@ MIDDLEWARE(async (ctx, next) => {
                     ctx.response.type = 'application/octet-stream';
                     ctx.redirect(ctx.setRedirect);
                 }
-            } else throw new NotFoundError();
+            } else {
+                throw new NotFoundError();
+            }
         } catch (error) {
+            if (error instanceof NotFoundError) ctx.status = 404;
             if (error.toString().startsWith('NotFoundError')) console.log(error);
             if (error.toString().startsWith('Template render error')) throw error;
             if (ctx.preferJson) ctx.body = { error };
@@ -136,4 +143,4 @@ MIDDLEWARE(async (ctx, next) => {
         if (ctx.preferJson) ctx.body = { error };
         else await ctx.render('bsod.html', { error });
     }
-});
+}, true);

hydro/model/user.js

@@ -14,6 +14,9 @@ class USER {
         this.salt = user.salt;
         this.hash = user.hash;
         this.perm = user.perm;
+        this.lang = user.language || 'zh_CN';
+        this.codeLang = user.codeLang || 'c';
+        this.codeTemplate = user.codeTemplate || '';
     }
     hasPerm(perm) {
         return this.perm == '-' || (this.perm || '').includes(perm);

hydro/service/bus.js

@@ -0,0 +1,15 @@
+const EventEmitter = require('events').EventEmitter;
+const bus = new EventEmitter();
+module.exports = {
+    subscribe(events, handler) {
+        for (let event of events)
+            bus.on(event, handler);
+    },
+    unsubscribe(events, handler) {
+        for (let event of events)
+            bus.off(event, handler);
+    },
+    publish(event, data) {
+        bus.emit(event, { value: data, event });
+    }
+};

hydro/service/server.js

@@ -3,14 +3,13 @@ const
     morgan = require('koa-morgan'),
     Body = require('koa-body'),
     Router = require('koa-router'),
-    SocketIO = require('socket.io');
+    sockjs = require('sockjs');
 
 const options = require('../options');
 
 let http = options.listen.https ? require('https') : require('http');
 let app = new Koa();
 let server = http.createServer(app.callback());
-let io = SocketIO(server);
 app.keys = options.session.keys;
 app.use(Body({
     multipart: true,
@@ -19,12 +18,14 @@ app.use(Body({
     }
 }));
 let router = new Router();
-
+let m = [];
 /**
  * @param {import('koa').Middleware} middleware 
+ * @param {boolean} installForSocket
  */
-function MIDDLEWARE(middleware) {
+function MIDDLEWARE(middleware, installForSocket = false) {
     app.use(middleware);
+    if (installForSocket) m.push(middleware);
 }
 /**
  * @param {string} route 
@@ -44,13 +45,57 @@ function POST(route, ...handler) {
  * @callback SocketIOHandler
  * @param {import('socket.io').Socket} socket
  */
+/**
+ * @callback SockJSHandler
+ * @param {import('sockjs').Connection} conn
+ */
 /**
  * @param {string} prefix
  * @param {SocketIOHandler} handler
  */
 function SOCKET(prefix, handler) {
-    io.of(prefix).on('connection', handler);
+    const sock = sockjs.createServer({ prefix });
+    sock.on('connection', async conn => {
+        conn.cookies = {
+            get(name) {
+                return conn.cookies[name];
+            },
+            set() { }
+        };
+        conn.state = {};
+        conn.params = {};
+        conn.request = {
+            headers: conn.headers
+        };
+        let p = conn.url.split('?')[1].split('&');
+        for (let i in p) p[i] = p[i].split('=');
+        for (let i in p) conn.params[p[i][0]] = decodeURIComponent(p[i][1]);
+        await new Promise((resolve, reject) => {
+            conn.once('data', msg => {
+                for (let i of msg.split(';')) {
+                    i = i.trim().split('=');
+                    conn.cookies[i[0]] = i[1];
+                }
+                resolve();
+            });
+            setTimeout(reject, 5000);
+        });
+        for (let i of m) {
+            await new Promise((resolve, reject) => {
+                i(conn, resolve).catch(reject);
+            });
+        }
+        conn.send = data => {
+            conn.write(JSON.stringify(data));
+        };
+        let h = new handler(conn);
+        if (h.onOpen) conn.on('open', h.onOpen);
+        if (h.onClose) conn.on('close', h.onClose);
+        if (h.onMessage) conn.on('data', h.onMessage);
+    });
+    sock.installHandlers(server);
 }
+
 exports.MIDDLEWARE = MIDDLEWARE;
 exports.GET = GET;
 exports.POST = POST;
@@ -58,6 +103,6 @@ exports.SOCKET = SOCKET;
 exports.start = function start() {
     app.use(morgan(':method :url :status :res[content-length] - :response-time ms'));
     app.use(router.routes()).use(router.allowedMethods());
-    app.listen(options.listen.port);
+    server.listen(options.listen.port);
     console.log('Server listening at: %s', options.listen.port);
 };

package.json

@@ -21,7 +21,7 @@
         "mongodb": "^3.5.5",
         "nodemailer": "^6.3.1",
         "nunjucks": "^3.2.1",
-        "socket.io": "^2.3.0"
+        "sockjs": "^0.3.20"
     },
     "devDependencies": {
         "eslint": "^6.6.0"

templates/components/record.html

@@ -3,7 +3,7 @@
   <div class="col--status__text">
     <span class="icon record-status--icon {{ builtin.STATUS_CODES[rdoc['status']] }}"></span>
     <a href="/r/{{ rdoc._id }}" class="record-status--text {{ builtin.STATUS_CODES[rdoc['status']] }}">
-      {{ status.STATUS_TEXTS[rdoc['status']] }}
+      {{ builtin.STATUS_TEXTS[rdoc['status']] }}
     </a>
   </div>
 {% if rdoc['status'] == status.STATUS_JUDGING %}

templates/layout/html5.html

@@ -40,7 +40,7 @@
   <![endif]-->
   <script type="text/javascript" src="{{ static_url('manifest.js') }}"></script>
   <script type="text/javascript" src="{{ static_url('vendors.js') }}"></script>
-  <script type="text/javascript" src="{{ static_url('locale/{0}.js'.format(handler.view_lang)) }}"></script>
+  <script type="text/javascript" src="{{ static_url('locale/{0}.js'.format(handler.user.lang)) }}"></script>
   <script type="text/javascript" src="{{ static_url('vj4.js') }}"></script>
 </body>
 </html>

templates/record_detail.html

@@ -4,7 +4,7 @@
 {% block content %}
 <script>
   var Context = {
-    'socketUrl': "{{ socket_url }}",
+    'socketUrl': "/record-detail-conn?rid={{ rdoc._id }}"
   };
 </script>
 <div class="row">
@@ -57,8 +57,6 @@
         <dl class="large horizontal">
           <dt>{{ _('Submit By') }}</dt>
           <dd>{{ user.render_inline(udoc, dudoc, modbadge=false) }}</dd>
-          <dt>{{ _('Type') }}</dt>
-          <dd>{{ _(vj4.constant.record.TYPE_TEXTS[rdoc['type']]) }}</dd>
         {% if pdoc %}
           <dt>{{ _('Problem') }}</dt>
           <dd>
@@ -84,13 +82,13 @@
         {% endif %}
           <dt>{{ _('Language') }}</dt>
           <dd>
-            {{ vj4.constant.language.LANG_TEXTS[rdoc['lang']] }}
+            {{ builtin.LANG_TEXTS[rdoc['lang']] }}
           </dd>
           <dt>
             {{ _('Submit At') }}
           </dt>
           <dd>
-            {{ datetime_span(rdoc['_id'].generationTime)|safe }}
+            {{ datetime_span(rdoc._id)|safe }}
           </dd>
           {% if rdoc.judgeAt %}
           <dt>{{ _('Judged At') }}</dt>

templates/record_detail_status.html

@@ -7,17 +7,17 @@
       </span>
     </h1>
   </div>
-{% if rdoc.compilerTexts %}
+{% if rdoc.compilerTexts.length %}
   <div class="section__body">
     <pre class="compiler-text">{{ rdoc.compilerTexts|join('\n') }}</pre>
   </div>
 {% endif %}
-{% if rdoc.judgeTexts %}
+{% if rdoc.judgeTexts.length %}
   <div class="section__body">
     <pre class="judge-text">{{ rdoc.judgeTexts|join('\n') }}</pre>
   </div>
 {% endif %}
-{% if rdoc['cases'] %}
+{% if rdoc.cases.length %}
   <div class="section__body no-padding">
     <table class="data-table record_detail__table">
       <colgroup>
@@ -35,7 +35,7 @@
         </tr>
       </thead>
       <tbody>
-      {% for rcdoc in rdoc['cases'] %}
+      {% for rcdoc in rdoc.cases %}
         <tr>
           <td class="col--case record-status--border {{ builtin.STATUS_CODES[rcdoc['status']] }}">
             #{{ loop.index }}

templates/record_main.html

@@ -3,7 +3,7 @@
 {% block content %}
 <script>
   var Context = {
-    'socketUrl': "/socket/{{ socket_url }}",
+    'socketUrl': "/record-conn",
   };
 </script>
 <div class="row">

templates/record_main_tr.html

@@ -3,7 +3,7 @@
 <tr data-rid="{{ rdoc['_id'] }}">
   {{ record.render_status_td(rdoc) }}
   <td class="col--problem col--problem-name">
-  {% if = handler.has_perm(perm.PERM_REJUDGE) %}
+  {% if handler.has_perm(perm.PERM_REJUDGE) %}
     <form class="form--inline" method="post" action="/r/{{ rdoc._id }}/rejudge">
       <input type="hidden" name="csrf_token" value="{{ handler.csrf_token }}">
       <button type="submit" class="link text-maroon lighter">
@@ -12,10 +12,7 @@
       </button> |
     </form>
   {% endif %}
-  {% if rdoc['type'] == vj4.constant.record.TYPE_PRETEST %}
-    ({{ _('Pretest') }})
-  {% endif %}
-  {% if pdoc and (not pdoc['hidden'] or handler.has_perm(perm.PERM_VIEW_PROBLEM_HIDDEN)) %}
+  {% if pdoc and (not pdoc.hidden or handler.has_perm(perm.PERM_VIEW_PROBLEM_HIDDEN)) %}
     {{ problem.render_problem_title(pdoc, show_tags=false) }}
   {% else %}
     *
@@ -28,6 +25,6 @@
   </td>
   <td class="col--time">{% if rdoc['status'] == status.STATUS_TIME_LIMIT_EXCEEDED or rdoc['status'] == status.STATUS_MEMORY_LIMIT_EXCEEDED or rdoc['status'] == status.STATUS_OUTPUT_LIMIT_EXCEEDED %}&ge;{% endif %}{{ rdoc.time }}ms</td>
   <td class="col--memory">{% if rdoc['status'] == status.STATUS_TIME_LIMIT_EXCEEDED or rdoc['status'] == status.STATUS_MEMORY_LIMIT_EXCEEDED or rdoc['status'] == status.STATUS_OUTPUT_LIMIT_EXCEEDED %}&ge;{% endif %}{{ rdoc.memory|format_size(1024) }}</td>
-  <td class="col--lang">{{ vj4.constant.language.LANG_TEXTS[rdoc['lang']] }}</td>
-  <td class="col--submit-at">{{ datetime_span(rdoc['_id'].generationTime) }}</td>
+  <td class="col--lang">{{ builtin.LANG_TEXTS[rdoc['lang']] }}</td>
+  <td class="col--submit-at">{{ datetime_span(rdoc['_id'].generationTime)|safe }}</td>
 </tr>

ui/build/config/webpack.js

@@ -203,7 +203,7 @@ export default function (env = {}) {
           name: 'vendors',
           minChunks: (module, count) => (
             module.resource
-                        && module.resource.indexOf(root()) === -1
+                        && module.resource.indexOf(root('node_modules'))
                         && module.resource.match(/\.jsx?$/)
           ),
         }),

ui/pages/record_detail.page.js

@@ -6,7 +6,9 @@ const page = new NamedPage('record_detail', async () => {
 
   const sock = new SockJs(Context.socketUrl);
   const dd = new DiffDOM();
-
+  sock.onopen = () => {
+    sock.send(document.cookie);
+  };
   sock.onmessage = (message) => {
     const msg = JSON.parse(message.data);
     const newStatus = $(msg.status_html);

yarn.lock

@@ -41,7 +41,7 @@ a-sync-waterfall@^1.0.0:
   resolved "https://registry.yarnpkg.com/a-sync-waterfall/-/a-sync-waterfall-1.0.1.tgz#75b6b6aa72598b497a125e7a2770f14f4c8a1fa7"
   integrity sha512-RYTOHHdWipFUliRFMCS4X2Yn2X8M87V/OpSqWzKKOGhzqyUxzyVmhHDH9sAvG+ZuQf/TAOFsLCpMw09I1ufUnA==
 
-accepts@^1.3.5, accepts@~1.3.4:
+accepts@^1.3.5:
   version "1.3.7"
   resolved "https://registry.yarnpkg.com/accepts/-/accepts-1.3.7.tgz#531bc726517a3b2b41f850021c6cc15eaab507cd"
   integrity sha512-Il80Qs2WjYlJIBNzNkK6KYqlVMTbZLXgHx2oT0pU/fjRHyEp+PEfEPY0R3WCwAGVOtauxh1hOxNgIf5bv7dQpA==
@@ -59,11 +59,6 @@ acorn@^7.1.0:
   resolved "https://registry.yarnpkg.com/acorn/-/acorn-7.1.0.tgz#949d36f2c292535da602283586c2477c57eb2d6c"
   integrity sha512-kL5CuoXA/dgxlBbVrflsflzQ3PAas7RYZB52NOm/6839iVYJgKMJ3cQJD+t2i5+qFa8h3MDpEOJiS64E8JLnSQ==
 
-after@0.8.2:
-  version "0.8.2"
-  resolved "https://registry.yarnpkg.com/after/-/after-0.8.2.tgz#fedb394f9f0e02aa9768e702bda23b505fae7e1f"
-  integrity sha1-/ts5T58OAqqXaOcCvaI7UF+ufh8=
-
 ajv@^6.10.0, ajv@^6.10.2:
   version "6.10.2"
   resolved "https://registry.yarnpkg.com/ajv/-/ajv-6.10.2.tgz#d3cea04d6b017b2894ad69040fec8b623eb4bd52"
@@ -118,11 +113,6 @@ argparse@^1.0.7:
   dependencies:
     sprintf-js "~1.0.2"
 
-arraybuffer.slice@~0.0.7:
-  version "0.0.7"
-  resolved "https://registry.yarnpkg.com/arraybuffer.slice/-/arraybuffer.slice-0.0.7.tgz#3bbc4275dd584cc1b10809b89d4e8b63a69e7675"
-  integrity sha512-wGUIVQXuehL5TCqQun8OW81jGzAWycqzFF8lFp+GOM5BXLYj3bKNsYC4daB7n6XjCqxQA/qgTJ+8ANR3acjrog==
-
 asap@^2.0.3:
   version "2.0.6"
   resolved "https://registry.yarnpkg.com/asap/-/asap-2.0.6.tgz#e50347611d7e690943208bbdafebcbc2fb866d46"
@@ -133,11 +123,6 @@ astral-regex@^1.0.0:
   resolved "https://registry.yarnpkg.com/astral-regex/-/astral-regex-1.0.0.tgz#6c8c3fb827dd43ee3918f27b82782ab7658a6fd9"
   integrity sha512-+Ryf6g3BKoRc7jfp7ad8tM4TtMiaWvbF/1/sQcZPkkS7ag3D5nMBCe2UfOTONtAkaG0tO0ij3C5Lwmf1EiyjHg==
 
-async-limiter@~1.0.0:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/async-limiter/-/async-limiter-1.0.1.tgz#dd379e94f0db8310b08291f9d64c3209766617fd"
-  integrity sha512-csOlWGAcRFJaI6m+F2WKdnMKr4HhdhFVBk0H/QbJFMCr+uO2kwohwXQPxw/9OCxp05r5ghVBFSyioixx3gfkNQ==
-
 axios@^0.19.0:
   version "0.19.0"
   resolved "https://registry.yarnpkg.com/axios/-/axios-0.19.0.tgz#8e09bff3d9122e133f7b8101c8fbdd00ed3d2ab8"
@@ -146,31 +131,16 @@ axios@^0.19.0:
     follow-redirects "1.5.10"
     is-buffer "^2.0.2"
 
-backo2@1.0.2:
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/backo2/-/backo2-1.0.2.tgz#31ab1ac8b129363463e35b3ebb69f4dfcfba7947"
-  integrity sha1-MasayLEpNjRj41s+u2n038+6eUc=
-
 balanced-match@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/balanced-match/-/balanced-match-1.0.0.tgz#89b4d199ab2bee49de164ea02b89ce462d71b767"
   integrity sha1-ibTRmasr7kneFk6gK4nORi1xt2c=
 
-base64-arraybuffer@0.1.5:
-  version "0.1.5"
-  resolved "https://registry.yarnpkg.com/base64-arraybuffer/-/base64-arraybuffer-0.1.5.tgz#73926771923b5a19747ad666aa5cd4bf9c6e9ce8"
-  integrity sha1-c5JncZI7Whl0etZmqlzUv5xunOg=
-
 base64-js@^1.0.2:
   version "1.3.1"
   resolved "https://registry.yarnpkg.com/base64-js/-/base64-js-1.3.1.tgz#58ece8cb75dd07e71ed08c736abc5fac4dbf8df1"
   integrity sha512-mLQ4i2QO1ytvGWFWmcngKO//JXAQueZvwEKtjgQFM4jIK0kU+ytMfplL8j+n5mspOfjHwoAg+9yhb7BwAHm36g==
 
-base64id@2.0.0:
-  version "2.0.0"
-  resolved "https://registry.yarnpkg.com/base64id/-/base64id-2.0.0.tgz#2770ac6bc47d312af97a8bf9a634342e0cd25cb6"
-  integrity sha512-lGe34o6EHj9y3Kts9R4ZYs/Gr+6N7MCaMlIFA3F1R2O5/m7K06AxfSeO5530PEERE6/WyEg3lsuyw4GHlPZHog==
-
 basic-auth@~2.0.0:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/basic-auth/-/basic-auth-2.0.1.tgz#b998279bf47ce38344b4f3cf916d4679bbf51e3a"
@@ -178,13 +148,6 @@ basic-auth@~2.0.0:
   dependencies:
     safe-buffer "5.1.2"
 
-better-assert@~1.0.0:
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/better-assert/-/better-assert-1.0.2.tgz#40866b9e1b9e0b55b481894311e68faffaebc522"
-  integrity sha1-QIZrnhueC1W0gYlDEeaPr/rrxSI=
-  dependencies:
-    callsite "1.0.0"
-
 binary-extensions@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/binary-extensions/-/binary-extensions-2.0.0.tgz#23c0df14f6a88077f5f986c0d167ec03c3d5537c"
@@ -198,11 +161,6 @@ bl@^2.2.0:
     readable-stream "^2.3.5"
     safe-buffer "^5.1.1"
 
-blob@0.0.5:
-  version "0.0.5"
-  resolved "https://registry.yarnpkg.com/blob/-/blob-0.0.5.tgz#d680eeef25f8cd91ad533f5b01eed48e64caf683"
-  integrity sha512-gaqbzQPqOoamawKg0LGVd7SzLgXS+JH61oWprSLH+P+abTczqJbhTR8CmJ2u9/bUYNmHTGJx/UEmn6doAvvuig==
-
 brace-expansion@^1.1.7:
   version "1.1.11"
   resolved "https://registry.yarnpkg.com/brace-expansion/-/brace-expansion-1.1.11.tgz#3c7fcbf529d87226f3d2f52b966ff5271eb441dd"
@@ -252,11 +210,6 @@ cache-content-type@^1.0.0:
     mime-types "^2.1.18"
     ylru "^1.2.0"
 
-callsite@1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/callsite/-/callsite-1.0.0.tgz#280398e5d664bd74038b6f0905153e6e8af1bc20"
-  integrity sha1-KAOY5dZkvXQDi28JBRU+borxvCA=
-
 callsites@^3.0.0:
   version "3.1.0"
   resolved "https://registry.yarnpkg.com/callsites/-/callsites-3.1.0.tgz#b3630abd8943432f54b3f0519238e33cd7df2f73"
@@ -335,21 +288,6 @@ commander@^3.0.2:
   resolved "https://registry.yarnpkg.com/commander/-/commander-3.0.2.tgz#6837c3fb677ad9933d1cfba42dd14d5117d6b39e"
   integrity sha512-Gar0ASD4BDyKC4hl4DwHqDrmvjoxWKZigVnAbn5H1owvm4CxCPdb0HQDehwNYMJpla5+M2tPmPARzhtYuwpHow==
 
-component-bind@1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/component-bind/-/component-bind-1.0.0.tgz#00c608ab7dcd93897c0009651b1d3a8e1e73bbd1"
-  integrity sha1-AMYIq33Nk4l8AAllGx06jh5zu9E=
-
-component-emitter@1.2.1:
-  version "1.2.1"
-  resolved "https://registry.yarnpkg.com/component-emitter/-/component-emitter-1.2.1.tgz#137918d6d78283f7df7a6b7c5a63e140e69425e6"
-  integrity sha1-E3kY1teCg/ffemt8WmPhQOaUJeY=
-
-component-inherit@0.0.3:
-  version "0.0.3"
-  resolved "https://registry.yarnpkg.com/component-inherit/-/component-inherit-0.0.3.tgz#645fc4adf58b72b649d5cae65135619db26ff143"
-  integrity sha1-ZF/ErfWLcrZJ1crmUTVhnbJv8UM=
-
 concat-map@0.0.1:
   version "0.0.1"
   resolved "https://registry.yarnpkg.com/concat-map/-/concat-map-0.0.1.tgz#d8a96bd77fd68df7793a73036a3ba0d5405d477b"
@@ -367,11 +305,6 @@ content-type@^1.0.4:
   resolved "https://registry.yarnpkg.com/content-type/-/content-type-1.0.4.tgz#e138cc75e040c727b1966fe5e5f8c9aee256fe3b"
   integrity sha512-hIP3EEPs8tB9AT1L+NUqtwOAps4mk2Zob89MWXMHjHWg9milF/j4osnnQLXBCBFBk/tvIG/tUc9mOUJiPBhPXA==
 
-cookie@0.3.1:
-  version "0.3.1"
-  resolved "https://registry.yarnpkg.com/cookie/-/cookie-0.3.1.tgz#e7e0a1f9ef43b4c8ba925c5c5a96e806d16873bb"
-  integrity sha1-5+Ch+e9DtMi6klxcWpboBtFoc7s=
-
 cookies@~0.8.0:
   version "0.8.0"
   resolved "https://registry.yarnpkg.com/cookies/-/cookies-0.8.0.tgz#1293ce4b391740a8406e3c9870e828c4b54f3f90"
@@ -417,7 +350,7 @@ debug@^3.1.0:
   dependencies:
     ms "^2.1.1"
 
-debug@^4.0.1, debug@~4.1.0:
+debug@^4.0.1:
   version "4.1.1"
   resolved "https://registry.yarnpkg.com/debug/-/debug-4.1.1.tgz#3b72260255109c6b589cee050f1d516139664791"
   integrity sha512-pYAIzeRo8J6KPEaJ0VWOh5Pzkbw/RetuzehGM7QRRX5he4fPHx2rdKMB256ehJCkX+XRQm16eZLqLNS8RSZXZw==
@@ -486,46 +419,6 @@ encodeurl@^1.0.2:
   resolved "https://registry.yarnpkg.com/encodeurl/-/encodeurl-1.0.2.tgz#ad3ff4c86ec2d029322f5a02c3a9a606c95b3f59"
   integrity sha1-rT/0yG7C0CkyL1oCw6mmBslbP1k=
 
-engine.io-client@~3.4.0:
-  version "3.4.0"
-  resolved "https://registry.yarnpkg.com/engine.io-client/-/engine.io-client-3.4.0.tgz#82a642b42862a9b3f7a188f41776b2deab643700"
-  integrity sha512-a4J5QO2k99CM2a0b12IznnyQndoEvtA4UAldhGzKqnHf42I3Qs2W5SPnDvatZRcMaNZs4IevVicBPayxYt6FwA==
-  dependencies:
-    component-emitter "1.2.1"
-    component-inherit "0.0.3"
-    debug "~4.1.0"
-    engine.io-parser "~2.2.0"
-    has-cors "1.1.0"
-    indexof "0.0.1"
-    parseqs "0.0.5"
-    parseuri "0.0.5"
-    ws "~6.1.0"
-    xmlhttprequest-ssl "~1.5.4"
-    yeast "0.1.2"
-
-engine.io-parser@~2.2.0:
-  version "2.2.0"
-  resolved "https://registry.yarnpkg.com/engine.io-parser/-/engine.io-parser-2.2.0.tgz#312c4894f57d52a02b420868da7b5c1c84af80ed"
-  integrity sha512-6I3qD9iUxotsC5HEMuuGsKA0cXerGz+4uGcXQEkfBidgKf0amsjrrtwcbwK/nzpZBxclXlV7gGl9dgWvu4LF6w==
-  dependencies:
-    after "0.8.2"
-    arraybuffer.slice "~0.0.7"
-    base64-arraybuffer "0.1.5"
-    blob "0.0.5"
-    has-binary2 "~1.0.2"
-
-engine.io@~3.4.0:
-  version "3.4.0"
-  resolved "https://registry.yarnpkg.com/engine.io/-/engine.io-3.4.0.tgz#3a962cc4535928c252759a00f98519cb46c53ff3"
-  integrity sha512-XCyYVWzcHnK5cMz7G4VTu2W7zJS7SM1QkcelghyIk/FmobWBtXE7fwhBusEKvCSqc3bMh8fNFMlUkCKTFRxH2w==
-  dependencies:
-    accepts "~1.3.4"
-    base64id "2.0.0"
-    cookie "0.3.1"
-    debug "~4.1.0"
-    engine.io-parser "~2.2.0"
-    ws "^7.1.2"
-
 entities@~2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/entities/-/entities-2.0.0.tgz#68d6084cab1b079767540d80e56a39b423e4abf4"
@@ -671,6 +564,13 @@ fast-levenshtein@~2.0.6:
   resolved "https://registry.yarnpkg.com/fast-levenshtein/-/fast-levenshtein-2.0.6.tgz#3d8a5c66883a16a30ca8643e851f19baa7797917"
   integrity sha1-PYpcZog6FqMMqGQ+hR8Zuqd5eRc=
 
+faye-websocket@^0.10.0:
+  version "0.10.0"
+  resolved "https://registry.yarnpkg.com/faye-websocket/-/faye-websocket-0.10.0.tgz#4e492f8d04dfb6f89003507f6edbf2d501e7c6f4"
+  integrity sha1-TkkvjQTftviQA1B/btvy1QHnxvQ=
+  dependencies:
+    websocket-driver ">=0.5.1"
+
 figures@^3.0.0:
   version "3.1.0"
   resolved "https://registry.yarnpkg.com/figures/-/figures-3.1.0.tgz#4b198dd07d8d71530642864af2d45dd9e459c4ec"
@@ -769,18 +669,6 @@ globals@^11.7.0:
   resolved "https://registry.yarnpkg.com/globals/-/globals-11.12.0.tgz#ab8795338868a0babd8525758018c2a7eb95c42e"
   integrity sha512-WOBp/EEGUiIsJSp7wcv/y6MO+lV9UoncWqxuFfm8eBwzWNgyfBd6Gz+IeKQ9jCmyhoH99g15M3T+QaVHFjizVA==
 
-has-binary2@~1.0.2:
-  version "1.0.3"
-  resolved "https://registry.yarnpkg.com/has-binary2/-/has-binary2-1.0.3.tgz#7776ac627f3ea77250cfc332dab7ddf5e4f5d11d"
-  integrity sha512-G1LWKhDSvhGeAQ8mPVQlqNcOB2sJdwATtZKl2pDKKHfpf/rYj24lkinxf69blJbnsvtqqNU+L3SL50vzZhXOnw==
-  dependencies:
-    isarray "2.0.1"
-
-has-cors@1.1.0:
-  version "1.1.0"
-  resolved "https://registry.yarnpkg.com/has-cors/-/has-cors-1.1.0.tgz#5e474793f7ea9843d1bb99c23eef49ff126fff39"
-  integrity sha1-XkdHk/fqmEPRu5nCPu9J/xJv/zk=
-
 has-flag@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/has-flag/-/has-flag-3.0.0.tgz#b5d454dc2199ae225699f3467e5a07f3b955bafd"
@@ -820,6 +708,11 @@ http-errors@~1.6.2:
     setprototypeof "1.1.0"
     statuses ">= 1.4.0 < 2"
 
+"http-parser-js@>=0.4.0 <0.4.11":
+  version "0.4.10"
+  resolved "https://registry.yarnpkg.com/http-parser-js/-/http-parser-js-0.4.10.tgz#92c9c1374c35085f75db359ec56cc257cbb93fa4"
+  integrity sha1-ksnBN0w1CF912zWexWzCV8u5P6Q=
+
 iconv-lite@0.4.24, iconv-lite@^0.4.24:
   version "0.4.24"
   resolved "https://registry.yarnpkg.com/iconv-lite/-/iconv-lite-0.4.24.tgz#2022b4b25fbddc21d2f524974a474aafe733908b"
@@ -850,11 +743,6 @@ imurmurhash@^0.1.4:
   resolved "https://registry.yarnpkg.com/imurmurhash/-/imurmurhash-0.1.4.tgz#9218b9b2b928a238b13dc4fb6b6d576f231453ea"
   integrity sha1-khi5srkoojixPcT7a21XbyMUU+o=
 
-indexof@0.0.1:
-  version "0.0.1"
-  resolved "https://registry.yarnpkg.com/indexof/-/indexof-0.0.1.tgz#82dc336d232b9062179d05ab3293a66059fd435d"
-  integrity sha1-gtwzbSMrkGIXnQWrMpOmYFn9Q10=
-
 inflation@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/inflation/-/inflation-2.0.0.tgz#8b417e47c28f925a45133d914ca1fd389107f30f"
@@ -951,11 +839,6 @@ isarray@0.0.1:
   resolved "https://registry.yarnpkg.com/isarray/-/isarray-0.0.1.tgz#8a18acfca9a8f4177e09abfc6038939b05d1eedf"
   integrity sha1-ihis/Kmo9Bd+Cav8YDiTmwXR7t8=
 
-isarray@2.0.1:
-  version "2.0.1"
-  resolved "https://registry.yarnpkg.com/isarray/-/isarray-2.0.1.tgz#a37d94ed9cda2d59865c9f76fe596ee1f338741e"
-  integrity sha1-o32U7ZzaLVmGXJ92/llu4fM4dB4=
-
 isarray@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/isarray/-/isarray-1.0.0.tgz#bb935d48582cba168c06834957a54a3e07124f11"
@@ -1284,11 +1167,6 @@ object-assign@^4.0.1:
   resolved "https://registry.yarnpkg.com/object-assign/-/object-assign-4.1.1.tgz#2109adc7965887cfc05cbbd442cac8bfbb360863"
   integrity sha1-IQmtx5ZYh8/AXLvUQsrIv7s2CGM=
 
-object-component@0.0.3:
-  version "0.0.3"
-  resolved "https://registry.yarnpkg.com/object-component/-/object-component-0.0.3.tgz#f0c69aa50efc95b866c186f400a33769cb2f1291"
-  integrity sha1-8MaapQ78lbhmwYb0AKM3acsvEpE=
-
 on-finished@^2.3.0, on-finished@~2.3.0:
   version "2.3.0"
   resolved "https://registry.yarnpkg.com/on-finished/-/on-finished-2.3.0.tgz#20f1336481b083cd75337992a16971aa2d906947"
@@ -1344,20 +1222,6 @@ parent-module@^1.0.0:
   dependencies:
     callsites "^3.0.0"
 
-parseqs@0.0.5:
-  version "0.0.5"
-  resolved "https://registry.yarnpkg.com/parseqs/-/parseqs-0.0.5.tgz#d5208a3738e46766e291ba2ea173684921a8b89d"
-  integrity sha1-1SCKNzjkZ2bikbouoXNoSSGouJ0=
-  dependencies:
-    better-assert "~1.0.0"
-
-parseuri@0.0.5:
-  version "0.0.5"
-  resolved "https://registry.yarnpkg.com/parseuri/-/parseuri-0.0.5.tgz#80204a50d4dbb779bfdc6ebe2778d90e4bce320a"
-  integrity sha1-gCBKUNTbt3m/3G6+J3jZDkvOMgo=
-  dependencies:
-    better-assert "~1.0.0"
-
 parseurl@^1.3.2:
   version "1.3.3"
   resolved "https://registry.yarnpkg.com/parseurl/-/parseurl-1.3.3.tgz#9da19e7bee8d12dff0513ed5b76957793bc2e8d4"
@@ -1505,7 +1369,7 @@ safe-buffer@5.1.2, safe-buffer@~5.1.0, safe-buffer@~5.1.1:
   resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.1.2.tgz#991ec69d296e0313747d59bdfd2b745c35f8828d"
   integrity sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g==
 
-safe-buffer@^5.1.1, safe-buffer@^5.1.2:
+safe-buffer@>=5.1.0, safe-buffer@^5.1.1, safe-buffer@^5.1.2:
   version "5.2.0"
   resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.2.0.tgz#b74daec49b1148f88c64b68d49b1e815c1f2f519"
   integrity sha512-fZEwUGbVl7kouZs1jCdMLdt95hdIv0ZeHg6L7qPeciMZhZ+/gdesW4wgTARkrFWEpspjEATAzUGPG8N2jJiwbg==
@@ -1568,60 +1432,14 @@ slice-ansi@^2.1.0:
     astral-regex "^1.0.0"
     is-fullwidth-code-point "^2.0.0"
 
-socket.io-adapter@~1.1.0:
-  version "1.1.2"
-  resolved "https://registry.yarnpkg.com/socket.io-adapter/-/socket.io-adapter-1.1.2.tgz#ab3f0d6f66b8fc7fca3959ab5991f82221789be9"
-  integrity sha512-WzZRUj1kUjrTIrUKpZLEzFZ1OLj5FwLlAFQs9kuZJzJi5DKdU7FsWc36SNmA8iDOtwBQyT8FkrriRM8vXLYz8g==
-
-socket.io-client@2.3.0:
-  version "2.3.0"
-  resolved "https://registry.yarnpkg.com/socket.io-client/-/socket.io-client-2.3.0.tgz#14d5ba2e00b9bcd145ae443ab96b3f86cbcc1bb4"
-  integrity sha512-cEQQf24gET3rfhxZ2jJ5xzAOo/xhZwK+mOqtGRg5IowZsMgwvHwnf/mCRapAAkadhM26y+iydgwsXGObBB5ZdA==
-  dependencies:
-    backo2 "1.0.2"
-    base64-arraybuffer "0.1.5"
-    component-bind "1.0.0"
-    component-emitter "1.2.1"
-    debug "~4.1.0"
-    engine.io-client "~3.4.0"
-    has-binary2 "~1.0.2"
-    has-cors "1.1.0"
-    indexof "0.0.1"
-    object-component "0.0.3"
-    parseqs "0.0.5"
-    parseuri "0.0.5"
-    socket.io-parser "~3.3.0"
-    to-array "0.1.4"
-
-socket.io-parser@~3.3.0:
-  version "3.3.0"
-  resolved "https://registry.yarnpkg.com/socket.io-parser/-/socket.io-parser-3.3.0.tgz#2b52a96a509fdf31440ba40fed6094c7d4f1262f"
-  integrity sha512-hczmV6bDgdaEbVqhAeVMM/jfUfzuEZHsQg6eOmLgJht6G3mPKMxYm75w2+qhAQZ+4X+1+ATZ+QFKeOZD5riHng==
+sockjs@^0.3.20:
+  version "0.3.20"
+  resolved "https://registry.yarnpkg.com/sockjs/-/sockjs-0.3.20.tgz#b26a283ec562ef8b2687b44033a4eeceac75d855"
+  integrity sha512-SpmVOVpdq0DJc0qArhF3E5xsxvaiqGNb73XfgBpK1y3UD5gs8DSo8aCTsuT5pX8rssdc2NDIzANwP9eCAiSdTA==
   dependencies:
-    component-emitter "1.2.1"
-    debug "~3.1.0"
-    isarray "2.0.1"
-
-socket.io-parser@~3.4.0:
-  version "3.4.0"
-  resolved "https://registry.yarnpkg.com/socket.io-parser/-/socket.io-parser-3.4.0.tgz#370bb4a151df2f77ce3345ff55a7072cc6e9565a"
-  integrity sha512-/G/VOI+3DBp0+DJKW4KesGnQkQPFmUCbA/oO2QGT6CWxU7hLGWqU3tyuzeSK/dqcyeHsQg1vTe9jiZI8GU9SCQ==
-  dependencies:
-    component-emitter "1.2.1"
-    debug "~4.1.0"
-    isarray "2.0.1"
-
-socket.io@^2.3.0:
-  version "2.3.0"
-  resolved "https://registry.yarnpkg.com/socket.io/-/socket.io-2.3.0.tgz#cd762ed6a4faeca59bc1f3e243c0969311eb73fb"
-  integrity sha512-2A892lrj0GcgR/9Qk81EaY2gYhCBxurV0PfmmESO6p27QPrUK1J3zdns+5QPqvUYK2q657nSj0guoIil9+7eFg==
-  dependencies:
-    debug "~4.1.0"
-    engine.io "~3.4.0"
-    has-binary2 "~1.0.2"
-    socket.io-adapter "~1.1.0"
-    socket.io-client "2.3.0"
-    socket.io-parser "~3.4.0"
+    faye-websocket "^0.10.0"
+    uuid "^3.4.0"
+    websocket-driver "0.6.5"
 
 sparse-bitfield@^3.0.3:
   version "3.0.3"
@@ -1732,11 +1550,6 @@ tmp@^0.0.33:
   dependencies:
     os-tmpdir "~1.0.2"
 
-to-array@0.1.4:
-  version "0.1.4"
-  resolved "https://registry.yarnpkg.com/to-array/-/to-array-0.1.4.tgz#17e6c11f73dd4f3d74cda7a4ff3238e9ad9bf890"
-  integrity sha1-F+bBH3PdTz10zaek/zI46a2b+JA=
-
 to-regex-range@^5.0.1:
   version "5.0.1"
   resolved "https://registry.yarnpkg.com/to-regex-range/-/to-regex-range-5.0.1.tgz#1648c44aae7c8d988a326018ed72f5b4dd0392e4"
@@ -1806,6 +1619,11 @@ util-deprecate@~1.0.1:
   resolved "https://registry.yarnpkg.com/util-deprecate/-/util-deprecate-1.0.2.tgz#450d4dc9fa70de732762fbd2d4a28981419a0ccf"
   integrity sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8=
 
+uuid@^3.4.0:
+  version "3.4.0"
+  resolved "https://registry.yarnpkg.com/uuid/-/uuid-3.4.0.tgz#b23e4358afa8a202fe7a100af1f5f883f02007ee"
+  integrity sha512-HjSDRw6gZE5JMggctHBcjVak08+KEVhSIiDzFnT9S9aegmp85S/bReBVTb4QTFaRNptJ9kuYaNhnbNEOkbKb/A==
+
 v8-compile-cache@^2.0.3:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/v8-compile-cache/-/v8-compile-cache-2.1.0.tgz#e14de37b31a6d194f5690d67efc4e7f6fc6ab30e"
@@ -1816,6 +1634,27 @@ vary@^1.1.2:
   resolved "https://registry.yarnpkg.com/vary/-/vary-1.1.2.tgz#2299f02c6ded30d4a5961b0b9f74524a18f634fc"
   integrity sha1-IpnwLG3tMNSllhsLn3RSShj2NPw=
 
+websocket-driver@0.6.5:
+  version "0.6.5"
+  resolved "https://registry.yarnpkg.com/websocket-driver/-/websocket-driver-0.6.5.tgz#5cb2556ceb85f4373c6d8238aa691c8454e13a36"
+  integrity sha1-XLJVbOuF9Dc8bYI4qmkchFThOjY=
+  dependencies:
+    websocket-extensions ">=0.1.1"
+
+websocket-driver@>=0.5.1:
+  version "0.7.3"
+  resolved "https://registry.yarnpkg.com/websocket-driver/-/websocket-driver-0.7.3.tgz#a2d4e0d4f4f116f1e6297eba58b05d430100e9f9"
+  integrity sha512-bpxWlvbbB459Mlipc5GBzzZwhoZgGEZLuqPaR0INBGnPAY1vdBX6hPnoFXiw+3yWxDuHyQjO2oXTMyS8A5haFg==
+  dependencies:
+    http-parser-js ">=0.4.0 <0.4.11"
+    safe-buffer ">=5.1.0"
+    websocket-extensions ">=0.1.1"
+
+websocket-extensions@>=0.1.1:
+  version "0.1.3"
+  resolved "https://registry.yarnpkg.com/websocket-extensions/-/websocket-extensions-0.1.3.tgz#5d2ff22977003ec687a4b87073dfbbac146ccf29"
+  integrity sha512-nqHUnMXmBzT0w570r2JpJxfiSD1IzoI+HGVdd3aZ0yNi3ngvQ4jv1dtHt5VGxfI2yj5yqImPhOK4vmIh2xMbGg==
+
 which@^1.2.9:
   version "1.3.1"
   resolved "https://registry.yarnpkg.com/which/-/which-1.3.1.tgz#a45043d54f5805316da8d62f9f50918d3da70b0a"
@@ -1840,28 +1679,6 @@ write@1.0.3:
   dependencies:
     mkdirp "^0.5.1"
 
-ws@^7.1.2:
-  version "7.2.3"
-  resolved "https://registry.yarnpkg.com/ws/-/ws-7.2.3.tgz#a5411e1fb04d5ed0efee76d26d5c46d830c39b46"
-  integrity sha512-HTDl9G9hbkNDk98naoR/cHDws7+EyYMOdL1BmjsZXRUjf7d+MficC4B7HLUPlSiho0vg+CWKrGIt/VJBd1xunQ==
-
-ws@~6.1.0:
-  version "6.1.4"
-  resolved "https://registry.yarnpkg.com/ws/-/ws-6.1.4.tgz#5b5c8800afab925e94ccb29d153c8d02c1776ef9"
-  integrity sha512-eqZfL+NE/YQc1/ZynhojeV8q+H050oR8AZ2uIev7RU10svA9ZnJUddHcOUZTJLinZ9yEfdA2kSATS2qZK5fhJA==
-  dependencies:
-    async-limiter "~1.0.0"
-
-xmlhttprequest-ssl@~1.5.4:
-  version "1.5.5"
-  resolved "https://registry.yarnpkg.com/xmlhttprequest-ssl/-/xmlhttprequest-ssl-1.5.5.tgz#c2876b06168aadc40e57d97e81191ac8f4398b3e"
-  integrity sha1-wodrBhaKrcQOV9l+gRkayPQ5iz4=
-
-yeast@0.1.2:
-  version "0.1.2"
-  resolved "https://registry.yarnpkg.com/yeast/-/yeast-0.1.2.tgz#008e06d8094320c372dbc2f8ed76a0ca6c8ac419"
-  integrity sha1-AI4G2AlDIMNy28L47XagymyKxBk=
-
 ylru@^1.2.0:
   version "1.2.1"
   resolved "https://registry.yarnpkg.com/ylru/-/ylru-1.2.1.tgz#f576b63341547989c1de7ba288760923b27fe84f"