ReferenceError: Must call super constructor in derived class before accessing 'this'

assets/javascripts/app/db.js

@@ -19,10 +19,6 @@
     }
 
     constructor() {
-      this.onOpenSuccess = this.onOpenSuccess.bind(this);
-      this.onOpenError = this.onOpenError.bind(this);
-      this.checkForCorruptedDocs = this.checkForCorruptedDocs.bind(this);
-      this.deleteCorruptedDocs = this.deleteCorruptedDocs.bind(this);
       this.versionMultipler = $.isIE() ? 1e5 : 1e9;
       this.useIndexedDB = this.useIndexedDB();
       this.callbacks = [];
@@ -45,9 +41,9 @@
           NAME,
           VERSION * this.versionMultipler + this.userVersion(),
         );
-        req.onsuccess = this.onOpenSuccess;
+        req.onsuccess = (event) => this.onOpenSuccess(event);
-        req.onerror = this.onOpenError;
+        req.onerror = (event) => this.onOpenError(event);
-        req.onupgradeneeded = this.onUpgradeNeeded;
+        req.onupgradeneeded = (event) => this.onUpgradeNeeded(event);
       } catch (error) {
         this.fail("exception", error);
       }
@@ -378,8 +374,7 @@
 
     load(entry, onSuccess, onError) {
       if (this.shouldLoadWithIDB(entry)) {
-        onError = this.loadWithXHR.bind(this, entry, onSuccess, onError);
+        return this.loadWithIDB(entry, onSuccess, () => this.loadWithXHR(entry, onSuccess, onError));
-        return this.loadWithIDB(entry, onSuccess, onError);
       } else {
         return this.loadWithXHR(entry, onSuccess, onError);
       }
@@ -440,7 +435,7 @@
         mode: "readonly",
       });
       txn.oncomplete = () => {
-        setTimeout(this.checkForCorruptedDocs, 50);
+        setTimeout(() => this.checkForCorruptedDocs(), 50);
       };
 
       const req = txn.objectStore("docs").openCursor();
@@ -486,7 +481,7 @@
         }
 
         if (docs.length === 0) {
-          setTimeout(this.deleteCorruptedDocs, 0);
+          setTimeout(() => this.deleteCorruptedDocs(), 0);
           return;
         }
 
@@ -497,7 +492,7 @@
         });
         txn.oncomplete = () => {
           if (this.corruptedDocs.length > 0) {
-            setTimeout(this.deleteCorruptedDocs, 0);
+            setTimeout(() => this.deleteCorruptedDocs(), 0);
           }
         };
 

assets/javascripts/app/searcher.js

@@ -215,12 +215,7 @@ function scoreFuzzyMatch() {
     }
 
     constructor(options) {
-      this.match = this.match.bind(this);
+      this.options = $.extend({}, DEFAULTS, options || {});
-      this.matchChunks = this.matchChunks.bind(this);
-      if (options == null) {
-        options = {};
-      }
-      this.options = $.extend({}, DEFAULTS, options);
     }
 
     find(data, attr, q) {
@@ -307,10 +302,10 @@ function scoreFuzzyMatch() {
       this.matchChunk();
 
       if (this.cursor === this.dataLength || this.scoredEnough()) {
-        this.delay(this.match);
+        this.delay(() => this.match());
         this.sendResults();
       } else {
-        this.delay(this.matchChunks);
+        this.delay(() => this.matchChunks());
       }
     }
 
@@ -410,11 +405,6 @@ function scoreFuzzyMatch() {
 })();
 
 app.SynchronousSearcher = class SynchronousSearcher extends app.Searcher {
-  constructor(...args) {
-    this.match = this.match.bind(this);
-    super(...args);
-  }
-
   match() {
     if (this.matcher) {
       if (!this.allResults) {

assets/javascripts/app/serviceworker.js

@@ -16,7 +16,6 @@ app.ServiceWorker = class ServiceWorker {
   }
 
   constructor() {
-    this.onUpdateFound = this.onUpdateFound.bind(this);
     this.onStateChange = this.onStateChange.bind(this);
     this.registration = null;
     this.notifyUpdate = true;
@@ -51,12 +50,12 @@ app.ServiceWorker = class ServiceWorker {
 
   updateRegistration(registration) {
     this.registration = registration;
-    $.on(this.registration, "updatefound", this.onUpdateFound);
+    $.on(this.registration, "updatefound", () => this.onUpdateFound());
   }
 
   onUpdateFound() {
     if (this.installingRegistration) {
-      $.off(this.installingRegistration, "statechange", this.onStateChange());
+      $.off(this.installingRegistration, "statechange", this.onStateChange);
     }
     this.installingRegistration = this.registration.installing;
     $.on(this.installingRegistration, "statechange", this.onStateChange);

assets/javascripts/app/update_checker.js

@@ -7,16 +7,14 @@
  */
 app.UpdateChecker = class UpdateChecker {
   constructor() {
-    this.checkDocs = this.checkDocs.bind(this);
-    this.onFocus = this.onFocus.bind(this);
     this.lastCheck = Date.now();
 
-    $.on(window, "focus", this.onFocus);
+    $.on(window, "focus", () => this.onFocus());
     if (app.serviceWorker != null) {
-      app.serviceWorker.on("updateready", this.onUpdateReady);
+      app.serviceWorker.on("updateready", () => this.onUpdateReady());
     }
 
-    setTimeout(this.checkDocs, 0);
+    setTimeout(() => this.checkDocs(), 0);
   }
 
   check() {

assets/javascripts/debug.js

@@ -110,7 +110,7 @@ this.viewTree = function (view, level, visited) {
     `%c ${Array(level + 1).join("  ")}${
       view.constructor.name
     }: ${!!view.activated}`,
-    "color:" + ((view.activated && "green") || "red")
+    "color:" + ((view.activated && "green") || "red"),
   );
 
   for (var key of Object.keys(view || {})) {

assets/javascripts/lib/events.js

@@ -48,14 +48,12 @@ class Events {
   }
 
   trigger(event, ...args) {
-    let callbacks;
     this.eventInProgress = { name: event, args };
-    if (
+    const callbacks = this._callbacks?.[event];
-      (callbacks = this._callbacks != null ? this._callbacks[event] : undefined)
+    if (callbacks) {
-    ) {
+      for (let callback of Array.from(callbacks.slice(0))) {
-      for (var callback of Array.from(callbacks.slice(0))) {
         if (typeof callback === "function") {
-          callback(...Array.from(args || []));
+          callback(...args);
         }
       }
     }

assets/javascripts/views/content/content.js

@@ -13,24 +13,6 @@
  * Full docs: https://github.com/decaffeinate/decaffeinate/blob/main/docs/suggestions.md
  */
 app.views.Content = class Content extends app.View {
-  constructor(...args) {
-    this.scrollToTop = this.scrollToTop.bind(this);
-    this.scrollToBottom = this.scrollToBottom.bind(this);
-    this.scrollStepUp = this.scrollStepUp.bind(this);
-    this.scrollStepDown = this.scrollStepDown.bind(this);
-    this.scrollPageUp = this.scrollPageUp.bind(this);
-    this.scrollPageDown = this.scrollPageDown.bind(this);
-    this.onReady = this.onReady.bind(this);
-    this.onBootError = this.onBootError.bind(this);
-    this.onEntryLoading = this.onEntryLoading.bind(this);
-    this.onEntryLoaded = this.onEntryLoaded.bind(this);
-    this.beforeRoute = this.beforeRoute.bind(this);
-    this.afterRoute = this.afterRoute.bind(this);
-    this.onClick = this.onClick.bind(this);
-    this.onAltF = this.onAltF.bind(this);
-    super(...args);
-  }
-
   static initClass() {
     this.el = "._content";
     this.loadingClass = "_content-loading";
@@ -68,10 +50,12 @@ app.views.Content = class Content extends app.View {
     this.entryPage = new app.views.EntryPage();
 
     this.entryPage
-      .on("loading", this.onEntryLoading)
+      .on("loading", () => this.onEntryLoading())
-      .on("loaded", this.onEntryLoaded);
+      .on("loaded", () => this.onEntryLoaded());
 
-    app.on("ready", this.onReady).on("bootError", this.onBootError);
+    app
+      .on("ready", () => this.onReady())
+      .on("bootError", () => this.onBootError());
   }
 
   show(view) {

assets/javascripts/views/content/entry_page.js

@@ -13,16 +13,6 @@
 (function () {
   let LINKS = undefined;
   app.views.EntryPage = class EntryPage extends app.View {
-    constructor(...args) {
-      this.beforeRoute = this.beforeRoute.bind(this);
-      this.onSuccess = this.onSuccess.bind(this);
-      this.onError = this.onError.bind(this);
-      this.onClick = this.onClick.bind(this);
-      this.onAltC = this.onAltC.bind(this);
-      this.onAltO = this.onAltO.bind(this);
-      super(...args);
-    }
-
     static initClass() {
       this.className = "_page";
       this.errorClass = "_page-error";
@@ -182,7 +172,10 @@
 
     load() {
       this.loading();
-      this.xhr = this.entry.loadFile(this.onSuccess, this.onError);
+      this.xhr = this.entry.loadFile(
+        (response) => this.onSuccess(response),
+        () => this.onError(),
+      );
     }
 
     abort() {

assets/javascripts/views/content/offline_page.js

@@ -9,11 +9,6 @@
  * Full docs: https://github.com/decaffeinate/decaffeinate/blob/main/docs/suggestions.md
  */
 app.views.OfflinePage = class OfflinePage extends app.View {
-  constructor(...args) {
-    this.onClick = this.onClick.bind(this);
-    super(...args);
-  }
-
   static initClass() {
     this.className = "_static";
 

assets/javascripts/views/content/root_page.js

@@ -8,11 +8,6 @@
  * Full docs: https://github.com/decaffeinate/decaffeinate/blob/main/docs/suggestions.md
  */
 app.views.RootPage = class RootPage extends app.View {
-  constructor(...args) {
-    this.onClick = this.onClick.bind(this);
-    super(...args);
-  }
-
   static initClass() {
     this.events = { click: "onClick" };
   }

assets/javascripts/views/content/settings_page.js

@@ -10,12 +10,6 @@
  * Full docs: https://github.com/decaffeinate/decaffeinate/blob/main/docs/suggestions.md
  */
 app.views.SettingsPage = class SettingsPage extends app.View {
-  constructor(...args) {
-    this.onChange = this.onChange.bind(this);
-    this.onClick = this.onClick.bind(this);
-    super(...args);
-  }
-
   static initClass() {
     this.className = "_static";
 

assets/javascripts/views/layout/document.js

@@ -9,12 +9,6 @@
  * Full docs: https://github.com/decaffeinate/decaffeinate/blob/main/docs/suggestions.md
  */
 app.views.Document = class Document extends app.View {
-  constructor(...args) {
-    this.afterRoute = this.afterRoute.bind(this);
-    this.onVisibilityChange = this.onVisibilityChange.bind(this);
-    super(...args);
-  }
-
   static initClass() {
     this.el = document;
 

assets/javascripts/views/layout/menu.js

@@ -7,11 +7,6 @@
  * Full docs: https://github.com/decaffeinate/decaffeinate/blob/main/docs/suggestions.md
  */
 app.views.Menu = class Menu extends app.View {
-  constructor(...args) {
-    this.onGlobalClick = this.onGlobalClick.bind(this);
-    super(...args);
-  }
-
   static initClass() {
     this.el = "._menu";
     this.activeClass = "active";
@@ -20,7 +15,7 @@ app.views.Menu = class Menu extends app.View {
   }
 
   init() {
-    $.on(document.body, "click", this.onGlobalClick);
+    $.on(document.body, "click", (event) => this.onGlobalClick(event));
   }
 
   onClick(event) {

assets/javascripts/views/layout/mobile.js

@@ -54,44 +54,36 @@ app.views.Mobile = class Mobile extends app.View {
   }
 
   constructor() {
-    this.showSidebar = this.showSidebar.bind(this);
-    this.hideSidebar = this.hideSidebar.bind(this);
-    this.onClickBack = this.onClickBack.bind(this);
-    this.onClickForward = this.onClickForward.bind(this);
-    this.onClickToggleSidebar = this.onClickToggleSidebar.bind(this);
-    this.onClickDocPickerTab = this.onClickDocPickerTab.bind(this);
-    this.onClickSettingsTab = this.onClickSettingsTab.bind(this);
-    this.onTapSearch = this.onTapSearch.bind(this);
-    this.onEscape = this.onEscape.bind(this);
-    this.afterRoute = this.afterRoute.bind(this);
-    this.el = document.documentElement;
     super(...arguments);
+    this.el = document.documentElement;
   }
 
   init() {
-    $.on($("._search"), "touchend", this.onTapSearch);
+    $.on($("._search"), "touchend", () => this.onTapSearch());
 
     this.toggleSidebar = $("button[data-toggle-sidebar]");
     this.toggleSidebar.removeAttribute("hidden");
-    $.on(this.toggleSidebar, "click", this.onClickToggleSidebar);
+    $.on(this.toggleSidebar, "click", () => this.onClickToggleSidebar());
 
     this.back = $("button[data-back]");
     this.back.removeAttribute("hidden");
-    $.on(this.back, "click", this.onClickBack);
+    $.on(this.back, "click", () => this.onClickBack());
 
     this.forward = $("button[data-forward]");
     this.forward.removeAttribute("hidden");
-    $.on(this.forward, "click", this.onClickForward);
+    $.on(this.forward, "click", () => this.onClickForward());
 
     this.docPickerTab = $('button[data-tab="doc-picker"]');
     this.docPickerTab.removeAttribute("hidden");
-    $.on(this.docPickerTab, "click", this.onClickDocPickerTab);
+    $.on(this.docPickerTab, "click", (event) =>
+      this.onClickDocPickerTab(event),
+    );
 
     this.settingsTab = $('button[data-tab="settings"]');
     this.settingsTab.removeAttribute("hidden");
-    $.on(this.settingsTab, "click", this.onClickSettingsTab);
+    $.on(this.settingsTab, "click", (event) => this.onClickSettingsTab(event));
 
-    app.document.sidebar.search.on("searching", this.showSidebar);
+    app.document.sidebar.search.on("searching", () => this.showSidebar());
 
     this.activate();
   }

assets/javascripts/views/layout/path.js

@@ -8,12 +8,6 @@
  * Full docs: https://github.com/decaffeinate/decaffeinate/blob/main/docs/suggestions.md
  */
 app.views.Path = class Path extends app.View {
-  constructor(...args) {
-    this.onClick = this.onClick.bind(this);
-    this.afterRoute = this.afterRoute.bind(this);
-    super(...args);
-  }
-
   static initClass() {
     this.className = "_path";
     this.attributes = { role: "complementary" };

assets/javascripts/views/layout/resizer.js

@@ -11,13 +11,6 @@
   let MIN = undefined;
   let MAX = undefined;
   app.views.Resizer = class Resizer extends app.View {
-    constructor(...args) {
-      this.onDragStart = this.onDragStart.bind(this);
-      this.onDrag = this.onDrag.bind(this);
-      this.onDragEnd = this.onDragEnd.bind(this);
-      super(...args);
-    }
-
     static initClass() {
       this.className = "_resizer";
 

assets/javascripts/views/layout/settings.js

@@ -13,15 +13,6 @@
 (function () {
   let SIDEBAR_HIDDEN_LAYOUT = undefined;
   app.views.Settings = class Settings extends app.View {
-    constructor(...args) {
-      this.onChange = this.onChange.bind(this);
-      this.onEnter = this.onEnter.bind(this);
-      this.onSubmit = this.onSubmit.bind(this);
-      this.onImport = this.onImport.bind(this);
-      this.onClick = this.onClick.bind(this);
-      super(...args);
-    }
-
     static initClass() {
       SIDEBAR_HIDDEN_LAYOUT = "_sidebar-hidden";
 

assets/javascripts/views/list/list_focus.js

@@ -25,15 +25,8 @@ app.views.ListFocus = class ListFocus extends app.View {
   }
 
   constructor(el) {
-    this.blur = this.blur.bind(this);
-    this.onDown = this.onDown.bind(this);
-    this.onUp = this.onUp.bind(this);
-    this.onLeft = this.onLeft.bind(this);
-    this.onEnter = this.onEnter.bind(this);
-    this.onSuperEnter = this.onSuperEnter.bind(this);
-    this.onClick = this.onClick.bind(this);
-    this.el = el;
     super(...arguments);
+    this.el = el;
     this.focusOnNextFrame = $.framify(this.focus, this);
   }
 

assets/javascripts/views/list/list_fold.js

@@ -23,11 +23,8 @@ app.views.ListFold = class ListFold extends app.View {
   }
 
   constructor(el) {
-    this.onLeft = this.onLeft.bind(this);
-    this.onRight = this.onRight.bind(this);
-    this.onClick = this.onClick.bind(this);
-    this.el = el;
     super(...arguments);
+    this.el = el;
   }
 
   open(el) {

assets/javascripts/views/list/list_select.js

@@ -16,9 +16,8 @@ app.views.ListSelect = class ListSelect extends app.View {
   }
 
   constructor(el) {
-    this.onClick = this.onClick.bind(this);
-    this.el = el;
     super(...arguments);
+    this.el = el;
   }
 
   deactivate() {

assets/javascripts/views/misc/notif.js

@@ -13,20 +13,15 @@ app.views.Notif = class Notif extends app.View {
     this.activeClass = "_in";
     this.attributes = { role: "alert" };
 
-    this.defautOptions = { autoHide: 15000 };
+    this.defaultOptions = { autoHide: 15000 };
 
     this.events = { click: "onClick" };
   }
 
   constructor(type, options) {
-    this.onClick = this.onClick.bind(this);
-    this.type = type;
-    if (options == null) {
-      options = {};
-    }
-    this.options = options;
-    this.options = $.extend({}, this.constructor.defautOptions, this.options);
     super(...arguments);
+    this.type = type;
+    this.options = $.extend({}, this.constructor.defaultOptions, options || {});
   }
 
   init() {

assets/javascripts/views/pages/base.js

@@ -10,10 +10,9 @@
  */
 app.views.BasePage = class BasePage extends app.View {
   constructor(el, entry) {
-    this.paintCode = this.paintCode.bind(this);
+    super(...arguments);
     this.el = el;
     this.entry = entry;
-    super(...arguments);
   }
 
   deactivate() {
@@ -40,7 +39,9 @@ app.views.BasePage = class BasePage extends app.View {
       this.delay(this.afterRender);
     }
     if (this.highlightNodes.length > 0) {
-      $.requestAnimationFrame(() => $.requestAnimationFrame(this.paintCode));
+      $.requestAnimationFrame(() =>
+        $.requestAnimationFrame(() => this.paintCode()),
+      );
     }
   }
 
@@ -80,7 +81,7 @@ app.views.BasePage = class BasePage extends app.View {
     }
 
     if (this.highlightNodes.length > 0) {
-      $.requestAnimationFrame(this.paintCode);
+      $.requestAnimationFrame(() => this.paintCode());
     }
     this.previousTiming = timing;
   }

assets/javascripts/views/pages/hidden.js

@@ -12,10 +12,9 @@ app.views.HiddenPage = class HiddenPage extends app.View {
   }
 
   constructor(el, entry) {
-    this.onClick = this.onClick.bind(this);
+    super(...arguments);
     this.el = el;
     this.entry = entry;
-    super(...arguments);
   }
 
   init() {

assets/javascripts/views/pages/jquery.js

@@ -11,11 +11,6 @@
 //= require views/pages/base
 
 app.views.JqueryPage = class JqueryPage extends app.views.BasePage {
-  constructor(...args) {
-    this.onIframeLoaded = this.onIframeLoaded.bind(this);
-    super(...args);
-  }
-
   static initClass() {
     this.demoClassName = "_jquery-demo";
   }
@@ -24,6 +19,7 @@ app.views.JqueryPage = class JqueryPage extends app.views.BasePage {
     // Prevent jQuery Mobile's demo iframes from scrolling the page
     for (var iframe of Array.from(this.findAllByTag("iframe"))) {
       iframe.style.display = "none";
+      this.onIframeLoaded = this.onIframeLoaded.bind(this);
       $.on(iframe, "load", this.onIframeLoaded);
     }
 

assets/javascripts/views/pages/sqlite.js

@@ -9,11 +9,6 @@
 //= require views/pages/base
 
 app.views.SqlitePage = class SqlitePage extends app.views.BasePage {
-  constructor(...args) {
-    this.onClick = this.onClick.bind(this);
-    super(...args);
-  }
-
   static initClass() {
     this.events = { click: "onClick" };
   }

assets/javascripts/views/search/search.js

@@ -13,24 +13,6 @@
   let SEARCH_PARAM = undefined;
   let HASH_RGX = undefined;
   app.views.Search = class Search extends app.View {
-    constructor(...args) {
-      this.focus = this.focus.bind(this);
-      this.autoFocus = this.autoFocus.bind(this);
-      this.onWindowFocus = this.onWindowFocus.bind(this);
-      this.onReady = this.onReady.bind(this);
-      this.onInput = this.onInput.bind(this);
-      this.searchUrl = this.searchUrl.bind(this);
-      this.google = this.google.bind(this);
-      this.stackoverflow = this.stackoverflow.bind(this);
-      this.duckduckgo = this.duckduckgo.bind(this);
-      this.onResults = this.onResults.bind(this);
-      this.onEnd = this.onEnd.bind(this);
-      this.onClick = this.onClick.bind(this);
-      this.onScopeChange = this.onScopeChange.bind(this);
-      this.afterRoute = this.afterRoute.bind(this);
-      super(...args);
-    }
-
     static initClass() {
       SEARCH_PARAM = app.config.search_param;
 
@@ -64,13 +46,15 @@
       this.addSubview((this.scope = new app.views.SearchScope(this.el)));
 
       this.searcher = new app.Searcher();
-      this.searcher.on("results", this.onResults).on("end", this.onEnd);
+      this.searcher
+        .on("results", (results) => this.onResults(results))
+        .on("end", () => this.onEnd());
 
-      this.scope.on("change", this.onScopeChange);
+      this.scope.on("change", () => this.onScopeChange());
 
-      app.on("ready", this.onReady);
+      app.on("ready", () => this.onReady());
-      $.on(window, "hashchange", this.searchUrl);
+      $.on(window, "hashchange", () => this.searchUrl());
-      $.on(window, "focus", this.onWindowFocus);
+      $.on(window, "focus", (event) => this.onWindowFocus(event));
     }
 
     focus() {
@@ -247,7 +231,7 @@
       if (context.hash) {
         this.delay(this.searchUrl);
       }
-      $.requestAnimationFrame(this.autoFocus);
+      $.requestAnimationFrame(() => this.autoFocus());
     }
 
     extractHashValue() {

assets/javascripts/views/search/search_scope.js

@@ -33,15 +33,8 @@
     }
 
     constructor(el) {
-      this.onResults = this.onResults.bind(this);
-      this.reset = this.reset.bind(this);
-      this.doScopeSearch = this.doScopeSearch.bind(this);
-      this.onClick = this.onClick.bind(this);
-      this.onKeydown = this.onKeydown.bind(this);
-      this.onTextInput = this.onTextInput.bind(this);
-      this.afterRoute = this.afterRoute.bind(this);
-      this.el = el;
       super(...arguments);
+      this.el = el;
     }
 
     init() {
@@ -51,7 +44,7 @@
         fuzzy_min_length: 2,
         max_results: 1,
       });
-      this.searcher.on("results", this.onResults);
+      this.searcher.on("results", (results) => this.onResults(results));
     }
 
     getScope() {

assets/javascripts/views/sidebar/doc_list.js

@@ -9,16 +9,6 @@
  * Full docs: https://github.com/decaffeinate/decaffeinate/blob/main/docs/suggestions.md
  */
 app.views.DocList = class DocList extends app.View {
-  constructor(...args) {
-    this.render = this.render.bind(this);
-    this.onOpen = this.onOpen.bind(this);
-    this.onClose = this.onClose.bind(this);
-    this.onClick = this.onClick.bind(this);
-    this.onEnabled = this.onEnabled.bind(this);
-    this.afterRoute = this.afterRoute.bind(this);
-    super(...args);
-  }
-
   static initClass() {
     this.className = "_list";
     this.attributes = { role: "navigation" };
@@ -44,7 +34,7 @@ app.views.DocList = class DocList extends app.View {
     this.addSubview((this.listFold = new app.views.ListFold(this.el)));
     this.addSubview((this.listSelect = new app.views.ListSelect(this.el)));
 
-    app.on("ready", this.render);
+    app.on("ready", () => this.render());
   }
 
   activate() {
@@ -248,6 +238,7 @@ app.views.DocList = class DocList extends app.View {
       $.stopEvent(event);
       const doc = app.disabledDocs.findBy("slug", slug);
       if (doc) {
+        this.onEnabled = this.onEnabled.bind(this);
         app.enableDoc(doc, this.onEnabled, this.onEnabled);
       }
     }

assets/javascripts/views/sidebar/doc_picker.js

@@ -11,13 +11,6 @@
  * Full docs: https://github.com/decaffeinate/decaffeinate/blob/main/docs/suggestions.md
  */
 app.views.DocPicker = class DocPicker extends app.View {
-  constructor(...args) {
-    this.onMouseDown = this.onMouseDown.bind(this);
-    this.onMouseUp = this.onMouseUp.bind(this);
-    this.onDOMFocus = this.onDOMFocus.bind(this);
-    super(...args);
-  }
-
   static initClass() {
     this.className = "_list _list-picker";
 
@@ -34,6 +27,7 @@ app.views.DocPicker = class DocPicker extends app.View {
   activate() {
     if (super.activate(...arguments)) {
       this.render();
+      this.onDOMFocus = this.onDOMFocus.bind(this);
       $.on(this.el, "focus", this.onDOMFocus, true);
     }
   }

assets/javascripts/views/sidebar/results.js

@@ -18,14 +18,9 @@ app.views.Results = class Results extends app.View {
   }
 
   constructor(sidebar, search) {
-    this.onResults = this.onResults.bind(this);
+    super(...arguments);
-    this.onNoResults = this.onNoResults.bind(this);
-    this.onClear = this.onClear.bind(this);
-    this.afterRoute = this.afterRoute.bind(this);
-    this.onClick = this.onClick.bind(this);
     this.sidebar = sidebar;
     this.search = search;
-    super(...arguments);
   }
 
   deactivate() {
@@ -39,9 +34,9 @@ app.views.Results = class Results extends app.View {
     this.addSubview((this.listSelect = new app.views.ListSelect(this.el)));
 
     this.search
-      .on("results", this.onResults)
+      .on("results", (entries, flags) => this.onResults(entries, flags))
-      .on("noresults", this.onNoResults)
+      .on("noresults", () => this.onNoResults())
-      .on("clear", this.onClear);
+      .on("clear", () => this.onClear());
   }
 
   onResults(entries, flags) {

assets/javascripts/views/sidebar/sidebar.js

@@ -10,23 +10,6 @@
  * Full docs: https://github.com/decaffeinate/decaffeinate/blob/main/docs/suggestions.md
  */
 app.views.Sidebar = class Sidebar extends app.View {
-  constructor(...args) {
-    this.resetHoverOnMouseMove = this.resetHoverOnMouseMove.bind(this);
-    this.resetHover = this.resetHover.bind(this);
-    this.showResults = this.showResults.bind(this);
-    this.onReady = this.onReady.bind(this);
-    this.onScopeChange = this.onScopeChange.bind(this);
-    this.onSearching = this.onSearching.bind(this);
-    this.onSearchClear = this.onSearchClear.bind(this);
-    this.onFocus = this.onFocus.bind(this);
-    this.onSelect = this.onSelect.bind(this);
-    this.onClick = this.onClick.bind(this);
-    this.onAltR = this.onAltR.bind(this);
-    this.onEscape = this.onEscape.bind(this);
-    this.afterRoute = this.afterRoute.bind(this);
-    super(...args);
-  }
-
   static initClass() {
     this.el = "._sidebar";
 
@@ -51,14 +34,16 @@ app.views.Sidebar = class Sidebar extends app.View {
     this.addSubview((this.search = new app.views.Search()));
 
     this.search
-      .on("searching", this.onSearching)
+      .on("searching", () => this.onSearching())
-      .on("clear", this.onSearchClear)
+      .on("clear", () => this.onSearchClear())
-      .scope.on("change", this.onScopeChange);
+      .scope.on("change", (newDoc, previousDoc) =>
+        this.onScopeChange((newDoc, previousDoc)),
+      );
 
     this.results = new app.views.Results(this, this.search);
     this.docList = new app.views.DocList();
 
-    app.on("ready", this.onReady);
+    app.on("ready", () => this.onReady());
 
     $.on(document.documentElement, "mouseleave", () => this.hide());
     $.on(document.documentElement, "mouseenter", () =>
@@ -85,13 +70,14 @@ app.views.Sidebar = class Sidebar extends app.View {
 
     if (options.forceNoHover !== false && !this.hasClass("no-hover")) {
       this.addClass("no-hover");
+      this.resetHoverOnMouseMove = this.resetHoverOnMouseMove.bind(this);
       $.on(window, "mousemove", this.resetHoverOnMouseMove);
     }
   }
 
   resetHoverOnMouseMove() {
     $.off(window, "mousemove", this.resetHoverOnMouseMove);
-    return $.requestAnimationFrame(this.resetHover);
+    return $.requestAnimationFrame(() => this.resetHover());
   }
 
   resetHover() {

assets/javascripts/views/sidebar/sidebar_hover.js

@@ -26,19 +26,11 @@ app.views.SidebarHover = class SidebarHover extends app.View {
   }
 
   constructor(el) {
-    this.position = this.position.bind(this);
+    super(...arguments);
-    this.onFocus = this.onFocus.bind(this);
-    this.onBlur = this.onBlur.bind(this);
-    this.onMouseover = this.onMouseover.bind(this);
-    this.onMouseout = this.onMouseout.bind(this);
-    this.onScroll = this.onScroll.bind(this);
-    this.onClick = this.onClick.bind(this);
-    this.onRoute = this.onRoute.bind(this);
     this.el = el;
     if (!isPointerEventsSupported()) {
       delete this.constructor.events.mouseover;
     }
-    super(...arguments);
   }
 
   show(el) {

assets/javascripts/views/sidebar/type_list.js

@@ -21,10 +21,8 @@ app.views.TypeList = class TypeList extends app.View {
   }
 
   constructor(doc) {
-    this.onOpen = this.onOpen.bind(this);
-    this.onClose = this.onClose.bind(this);
-    this.doc = doc;
     super(...arguments);
+    this.doc = doc;
   }
 
   init() {

assets/javascripts/views/view.js

@@ -174,6 +174,7 @@ app.View = class View {
     if (this.constructor.events) {
       for (name in this.constructor.events) {
         method = this.constructor.events[name];
+        this[method] = this[method].bind(this);
         this.onDOM(name, this[method]);
       }
     }
@@ -181,6 +182,7 @@ app.View = class View {
     if (this.constructor.routes) {
       for (name in this.constructor.routes) {
         method = this.constructor.routes[name];
+        this[method] = this[method].bind(this);
         app.router.on(name, this[method]);
       }
     }
@@ -188,6 +190,7 @@ app.View = class View {
     if (this.constructor.shortcuts) {
       for (name in this.constructor.shortcuts) {
         method = this.constructor.shortcuts[name];
+        this[method] = this[method].bind(this);
         app.shortcuts.on(name, this[method]);
       }
     }