diff --git a/src/bundle.js b/src/bundle.js
index 86ebb1ccdf..5a7ffed075 100644
--- a/src/bundle.js
+++ b/src/bundle.js
@@ -78,12 +78,6 @@ _define('webcomponents', function() {
     return webcomponents;
 });
 
-// shaka
-const shaka = require('shaka-player');
-_define('shaka', function() {
-    return shaka;
-});
-
 // libass-wasm
 const libassWasm = require('libass-wasm');
 _define('JavascriptSubtitlesOctopus', function() {
diff --git a/src/components/itemContextMenu.js b/src/components/itemContextMenu.js
index 3471057139..5f4906fd88 100644
--- a/src/components/itemContextMenu.js
+++ b/src/components/itemContextMenu.js
@@ -16,7 +16,7 @@ import actionsheet from 'actionsheet';
         const canPlay = playbackManager.canPlay(item);
         const restrictOptions = (browser.operaTv || browser.web0s) && !user.Policy.IsAdministrator;
 
-        let commands = [];
+        const commands = [];
 
         if (canPlay && item.MediaType !== 'Photo') {
             if (options.play !== false) {
@@ -367,7 +367,7 @@ import actionsheet from 'actionsheet';
                 case 'copy-stream': {
                     const downloadHref = apiClient.getItemDownloadUrl(itemId);
                     const textAreaCopy = function () {
-                        let textArea = document.createElement('textarea');
+                        const textArea = document.createElement('textarea');
                         textArea.value = downloadHref;
                         document.body.appendChild(textArea);
                         textArea.focus();
diff --git a/src/components/metadataEditor/metadataEditor.js b/src/components/metadataEditor/metadataEditor.js
index be44e86b44..0acf55e646 100644
--- a/src/components/metadataEditor/metadataEditor.js
+++ b/src/components/metadataEditor/metadataEditor.js
@@ -907,7 +907,7 @@ import 'flexStyles';
     }
 
     function populatePeople(context, people) {
-        let lastType = '';
+        const lastType = '';
         let html = '';
 
         const elem = context.querySelector('#peopleList');
diff --git a/src/components/nowPlayingBar/nowPlayingBar.js b/src/components/nowPlayingBar/nowPlayingBar.js
index aeba8fedf9..efd09fcba3 100644
--- a/src/components/nowPlayingBar/nowPlayingBar.js
+++ b/src/components/nowPlayingBar/nowPlayingBar.js
@@ -500,20 +500,20 @@ import 'emby-ratingbutton';
         const textLines = nowPlayingItem ? nowPlayingHelper.getNowPlayingNames(nowPlayingItem) : [];
         nowPlayingTextElement.innerHTML = '';
         if (textLines) {
-            let itemText = document.createElement('div');
-            let secondaryText = document.createElement('div');
+            const itemText = document.createElement('div');
+            const secondaryText = document.createElement('div');
             secondaryText.classList.add('nowPlayingBarSecondaryText');
             if (textLines.length > 1) {
                 textLines[1].secondary = true;
                 if (textLines[1].text) {
-                    let text = document.createElement('a');
+                    const text = document.createElement('a');
                     text.innerHTML = textLines[1].text;
                     secondaryText.appendChild(text);
                 }
             }
 
             if (textLines[0].text) {
-                let text = document.createElement('a');
+                const text = document.createElement('a');
                 text.innerHTML = textLines[0].text;
                 itemText.appendChild(text);
             }
@@ -555,10 +555,10 @@ import 'emby-ratingbutton';
                     if (!layoutManager.mobile) {
                         let contextButton = nowPlayingBarElement.querySelector('.btnToggleContextMenu');
                         // We remove the previous event listener by replacing the item in each update event
-                        let contextButtonClone = contextButton.cloneNode(true);
+                        const contextButtonClone = contextButton.cloneNode(true);
                         contextButton.parentNode.replaceChild(contextButtonClone, contextButton);
                         contextButton = nowPlayingBarElement.querySelector('.btnToggleContextMenu');
-                        let options = {
+                        const options = {
                             play: false,
                             queue: false,
                             clearQueue: true,
@@ -600,10 +600,10 @@ import 'emby-ratingbutton';
             return;
         }
 
-        let shuffleMode = playbackManager.getQueueShuffleMode();
-        let context = nowPlayingBarElement;
+        const shuffleMode = playbackManager.getQueueShuffleMode();
+        const context = nowPlayingBarElement;
         const cssClass = 'buttonActive';
-        let toggleShuffleButton = context.querySelector('.btnShuffleQueue');
+        const toggleShuffleButton = context.querySelector('.btnShuffleQueue');
         switch (shuffleMode) {
             case 'Shuffle':
                 toggleShuffleButton.classList.add(cssClass);
diff --git a/src/components/qualityOptions.js b/src/components/qualityOptions.js
index d6bced83f7..ff6b04d1f1 100644
--- a/src/components/qualityOptions.js
+++ b/src/components/qualityOptions.js
@@ -1,7 +1,6 @@
 import globalize from 'globalize';
 
 export function getVideoQualityOptions(options) {
-
     var maxStreamingBitrate = options.currentMaxBitrate;
     var videoWidth = options.videoWidth;
     var videoHeight = options.videoHeight;
@@ -25,7 +24,6 @@ export function getVideoQualityOptions(options) {
 
     // Some 1080- videos are reported as 1912?
     if (maxAllowedWidth >= 1900) {
-
         qualityOptions.push({ name: '1080p - 60 Mbps', maxHeight: 1080, bitrate: 60000000 });
         qualityOptions.push({ name: '1080p - 50 Mbps', maxHeight: 1080, bitrate: 50000000 });
         qualityOptions.push({ name: '1080p - 40 Mbps', maxHeight: 1080, bitrate: 40000000 });
@@ -38,13 +36,11 @@ export function getVideoQualityOptions(options) {
         qualityOptions.push({ name: '1080p - 6 Mbps', maxHeight: 1080, bitrate: 6000001 });
         qualityOptions.push({ name: '1080p - 5 Mbps', maxHeight: 1080, bitrate: 5000001 });
         qualityOptions.push({ name: '1080p - 4 Mbps', maxHeight: 1080, bitrate: 4000002 });
-
     } else if (maxAllowedWidth >= 1260) {
         qualityOptions.push({ name: '720p - 10 Mbps', maxHeight: 720, bitrate: 10000000 });
         qualityOptions.push({ name: '720p - 8 Mbps', maxHeight: 720, bitrate: 8000000 });
         qualityOptions.push({ name: '720p - 6 Mbps', maxHeight: 720, bitrate: 6000000 });
         qualityOptions.push({ name: '720p - 5 Mbps', maxHeight: 720, bitrate: 5000000 });
-
     } else if (maxAllowedWidth >= 620) {
         qualityOptions.push({ name: '480p - 4 Mbps', maxHeight: 480, bitrate: 4000001 });
         qualityOptions.push({ name: '480p - 3 Mbps', maxHeight: 480, bitrate: 3000001 });
@@ -83,7 +79,6 @@ export function getVideoQualityOptions(options) {
     if (maxStreamingBitrate) {
         var selectedIndex = -1;
         for (var i = 0, length = qualityOptions.length; i < length; i++) {
-
             var option = qualityOptions[i];
 
             if (selectedIndex === -1 && option.bitrate <= maxStreamingBitrate) {
@@ -143,7 +138,6 @@ export function getAudioQualityOptions(options) {
         }
 
         if (selectedIndex === -1) {
-
             selectedIndex = qualityOptions.length - 1;
         }
 
diff --git a/src/components/remotecontrol/remotecontrol.js b/src/components/remotecontrol/remotecontrol.js
index fd5a6902ab..e9df5e6a09 100644
--- a/src/components/remotecontrol/remotecontrol.js
+++ b/src/components/remotecontrol/remotecontrol.js
@@ -127,8 +127,8 @@ define(['browser', 'datetime', 'backdrop', 'libraryBrowser', 'listView', 'imageL
                 if (item.Artists != null) {
                     if (item.ArtistItems != null) {
                         for (const artist of item.ArtistItems) {
-                            let artistName = artist.Name;
-                            let artistId = artist.Id;
+                            const artistName = artist.Name;
+                            const artistId = artist.Id;
                             artistsSeries += `<a class="button-link emby-button" is="emby-linkbutton" href="details?id=${artistId}&serverId=${nowPlayingServerId}">${artistName}</a>`;
                             if (artist !== item.ArtistItems.slice(-1)[0]) {
                                 artistsSeries += ', ';
@@ -185,7 +185,7 @@ define(['browser', 'datetime', 'backdrop', 'libraryBrowser', 'listView', 'imageL
             let contextButton = context.querySelector('.btnToggleContextMenu');
             // We remove the previous event listener by replacing the item in each update event
             const autoFocusContextButton = document.activeElement === contextButton;
-            let contextButtonClone = contextButton.cloneNode(true);
+            const contextButtonClone = contextButton.cloneNode(true);
             contextButton.parentNode.replaceChild(contextButtonClone, contextButton);
             contextButton = context.querySelector('.btnToggleContextMenu');
             if (autoFocusContextButton) {
@@ -362,7 +362,7 @@ define(['browser', 'datetime', 'backdrop', 'libraryBrowser', 'listView', 'imageL
 
         function updateRepeatModeDisplay(repeatMode) {
             var context = dlg;
-            let toggleRepeatButtons = context.querySelectorAll('.repeatToggleButton');
+            const toggleRepeatButtons = context.querySelectorAll('.repeatToggleButton');
             const cssClass = 'buttonActive';
             let innHtml = '<span class="material-icons repeat"></span>';
             let repeatOn = true;
@@ -529,12 +529,12 @@ define(['browser', 'datetime', 'backdrop', 'libraryBrowser', 'listView', 'imageL
         }
 
         function onShuffleQueueModeChange(updateView = true) {
-            let shuffleMode = playbackManager.getQueueShuffleMode(this);
-            let context = dlg;
+            const shuffleMode = playbackManager.getQueueShuffleMode(this);
+            const context = dlg;
             const cssClass = 'buttonActive';
-            let shuffleButtons = context.querySelectorAll('.btnShuffleQueue');
+            const shuffleButtons = context.querySelectorAll('.btnShuffleQueue');
 
-            for (let shuffleButton of shuffleButtons) {
+            for (const shuffleButton of shuffleButtons) {
                 switch (shuffleMode) {
                     case 'Shuffle':
                         shuffleButton.classList.add(cssClass);
@@ -873,15 +873,11 @@ define(['browser', 'datetime', 'backdrop', 'libraryBrowser', 'listView', 'imageL
         }
 
         function init(ownerView, context) {
-<<<<<<< HEAD
-=======
-            const contextmenuHtml = `<button id="toggleContextMenu" is="paper-icon-button-light" class="btnToggleContextMenu" title=${globalize.translate('ButtonToggleContextMenu')}><span class="material-icons more_vert"></span></button>`;
->>>>>>> 4f0443b2d... Fix linting errors
             let volumecontrolHtml = '<div class="volumecontrol flex align-items-center flex-wrap-wrap justify-content-center">';
             volumecontrolHtml += `<button is="paper-icon-button-light" class="buttonMute autoSize" title=${globalize.translate('Mute')}><span class="xlargePaperIconButton material-icons volume_up"></span></button>`;
             volumecontrolHtml += '<div class="sliderContainer nowPlayingVolumeSliderContainer"><input is="emby-slider" type="range" step="1" min="0" max="100" value="0" class="nowPlayingVolumeSlider"/></div>';
             volumecontrolHtml += '</div>';
-            let optionsSection = context.querySelector('.playlistSectionButton');
+            const optionsSection = context.querySelector('.playlistSectionButton');
             if (!layoutManager.mobile) {
                 context.querySelector('.nowPlayingSecondaryButtons').insertAdjacentHTML('beforeend', volumecontrolHtml);
                 optionsSection.classList.remove('align-items-center', 'justify-content-center');
diff --git a/src/components/subtitlesettings/subtitlesettings.js b/src/components/subtitlesettings/subtitlesettings.js
index 1621c0ea2c..3569e114fa 100644
--- a/src/components/subtitlesettings/subtitlesettings.js
+++ b/src/components/subtitlesettings/subtitlesettings.js
@@ -136,7 +136,7 @@ function embed(options, self) {
             options.element.querySelector('.btnSave').classList.remove('hide');
         }
 
-        if (appHost.supports('subtitleappearancesettings')) {
+        if (appHost.default.supports('subtitleappearancesettings')) {
             options.element.querySelector('.subtitleAppearanceSection').classList.remove('hide');
         }
 
diff --git a/src/controllers/dashboard/dashboard.js b/src/controllers/dashboard/dashboard.js
index 61fc345382..a36aa3ce68 100644
--- a/src/controllers/dashboard/dashboard.js
+++ b/src/controllers/dashboard/dashboard.js
@@ -24,7 +24,7 @@ import 'emby-itemscontainer';
     function showPlaybackInfo(btn, session) {
         import('alert').then(({default: alert}) => {
             let title;
-            let text = [];
+            const text = [];
             const displayPlayMethod = playMethodHelper.getDisplayPlayMethod(session);
 
             if (displayPlayMethod === 'DirectStream') {
diff --git a/src/controllers/dashboard/devices/devices.js b/src/controllers/dashboard/devices/devices.js
index 93ae62c43f..bc9dd19764 100644
--- a/src/controllers/dashboard/devices/devices.js
+++ b/src/controllers/dashboard/devices/devices.js
@@ -38,7 +38,7 @@ import 'cardStyle';
     }
 
     function showDeviceMenu(view, btn, deviceId) {
-        let menuItems = [];
+        const menuItems = [];
 
         if (canEdit) {
             menuItems.push({
diff --git a/src/controllers/dashboard/dlna/profile.js b/src/controllers/dashboard/dlna/profile.js
index 17dc9f78cb..85cb399662 100644
--- a/src/controllers/dashboard/dlna/profile.js
+++ b/src/controllers/dashboard/dlna/profile.js
@@ -315,7 +315,7 @@ import 'listViewStyle';
         let currentType;
 
         for (let i = 0, length = profiles.length; i < length; i++) {
-            let profile = profiles[i];
+            const profile = profiles[i];
 
             if (profile.Type !== currentType) {
                 html += '<li data-role="list-divider">' + profile.Type + '</li>';
@@ -401,7 +401,7 @@ import 'listViewStyle';
         let currentType;
 
         for (let i = 0, length = profiles.length; i < length; i++) {
-            let profile = profiles[i];
+            const profile = profiles[i];
 
             if (profile.Type !== currentType) {
                 html += '<li data-role="list-divider">' + profile.Type + '</li>';
@@ -472,7 +472,7 @@ import 'listViewStyle';
         let currentType;
 
         for (let i = 0, length = profiles.length; i < length; i++) {
-            let profile = profiles[i];
+            const profile = profiles[i];
             const type = profile.Type.replace('VideoAudio', 'Video Audio');
 
             if (type !== currentType) {
diff --git a/src/controllers/dashboard/dlna/profiles.js b/src/controllers/dashboard/dlna/profiles.js
index 7fd3bdb525..f1d57eef3c 100644
--- a/src/controllers/dashboard/dlna/profiles.js
+++ b/src/controllers/dashboard/dlna/profiles.js
@@ -36,7 +36,7 @@ import 'emby-button';
         }
 
         for (let i = 0, length = profiles.length; i < length; i++) {
-            let profile = profiles[i];
+            const profile = profiles[i];
             html += '<div class="listItem listItem-border">';
             html += '<span class="listItemIcon material-icons live_tv"></span>';
             html += '<div class="listItemBody two-line">';
diff --git a/src/controllers/dashboard/scheduledtasks/scheduledtask.js b/src/controllers/dashboard/scheduledtasks/scheduledtask.js
index 7944eb8a60..0bf0fc5c3c 100644
--- a/src/controllers/dashboard/scheduledtasks/scheduledtask.js
+++ b/src/controllers/dashboard/scheduledtasks/scheduledtask.js
@@ -33,7 +33,7 @@ import 'emby-select';
     const ScheduledTaskPage = {
         refreshScheduledTask: function (view) {
             loading.show();
-            let id = getParameterByName('id');
+            const id = getParameterByName('id');
             ApiClient.getScheduledTask(id).then(function (task) {
                 ScheduledTaskPage.loadScheduledTask(view, task);
             });
@@ -143,7 +143,7 @@ import 'emby-select';
         },
         deleteTrigger: function (view, index) {
             loading.show();
-            let id = getParameterByName('id');
+            const id = getParameterByName('id');
             ApiClient.getScheduledTask(id).then(function (task) {
                 task.Triggers.remove(index);
                 ApiClient.updateScheduledTaskTriggers(task.Id, task.Triggers).then(function () {
@@ -211,7 +211,7 @@ import 'emby-select';
     export default function (view, params) {
         function onSubmit(e) {
             loading.show();
-            let id = getParameterByName('id');
+            const id = getParameterByName('id');
             ApiClient.getScheduledTask(id).then(function (task) {
                 task.Triggers.push(ScheduledTaskPage.getTriggerToAdd(view));
                 ApiClient.updateScheduledTaskTriggers(task.Id, task.Triggers).then(function () {
diff --git a/src/controllers/dashboard/scheduledtasks/scheduledtasks.js b/src/controllers/dashboard/scheduledtasks/scheduledtasks.js
index af96f34c15..81a34d4fa6 100644
--- a/src/controllers/dashboard/scheduledtasks/scheduledtasks.js
+++ b/src/controllers/dashboard/scheduledtasks/scheduledtasks.js
@@ -103,7 +103,7 @@ import 'emby-button';
     }
 
     function setTaskButtonIcon(button, icon) {
-        let inner = button.querySelector('.material-icons');
+        const inner = button.querySelector('.material-icons');
         inner.classList.remove('stop', 'play_arrow');
         inner.classList.add(icon);
     }
@@ -160,7 +160,7 @@ import 'emby-button';
 
         $('.divScheduledTasks', view).on('click', '.btnStartTask', function() {
             const button = this;
-            let id = button.getAttribute('data-taskid');
+            const id = button.getAttribute('data-taskid');
             ApiClient.startScheduledTask(id).then(function() {
                 updateTaskButton(button, 'Running');
                 reloadList(view);
@@ -169,7 +169,7 @@ import 'emby-button';
 
         $('.divScheduledTasks', view).on('click', '.btnStopTask', function() {
             const button = this;
-            let id = button.getAttribute('data-taskid');
+            const id = button.getAttribute('data-taskid');
             ApiClient.stopScheduledTask(id).then(function() {
                 updateTaskButton(button, '');
                 reloadList(view);
diff --git a/src/controllers/itemDetails/index.js b/src/controllers/itemDetails/index.js
index df2855d69a..d42eb37701 100644
--- a/src/controllers/itemDetails/index.js
+++ b/src/controllers/itemDetails/index.js
@@ -373,7 +373,7 @@ import 'emby-select';
     }
 
     function getArtistLinksHtml(artists, serverId, context) {
-        let html = [];
+        const html = [];
 
         for (const artist of artists) {
             const href = appRouter.getRouteUrl(artist, {
diff --git a/src/controllers/playback/video/index.js b/src/controllers/playback/video/index.js
index 2129061a35..c1c311a226 100644
--- a/src/controllers/playback/video/index.js
+++ b/src/controllers/playback/video/index.js
@@ -172,9 +172,7 @@ import 'css!assets/css/videoosd';
             }
 
             setTitle(displayItem, parentName);
-            let titleElement;
-            const osdTitle = view.querySelector('.osdTitle');
-            titleElement = osdTitle;
+            const titleElement = view.querySelector('.osdTitle');
             let displayName = itemHelper.getDisplayName(displayItem, {
                 includeParentInfo: displayItem.Type !== 'Program',
                 includeIndexNumber: displayItem.Type !== 'Program'
@@ -1619,7 +1617,7 @@ import 'css!assets/css/videoosd';
             const item = currentItem;
 
             if (item && item.Chapters && item.Chapters.length && item.Chapters[0].ImageTag) {
-                let html = getChapterBubbleHtml(connectionManager.getApiClient(item.ServerId), item, item.Chapters, ticks);
+                const html = getChapterBubbleHtml(connectionManager.getApiClient(item.ServerId), item, item.Chapters, ticks);
 
                 if (html) {
                     return html;
diff --git a/src/elements/emby-itemscontainer/emby-itemscontainer.js b/src/elements/emby-itemscontainer/emby-itemscontainer.js
index 691552c074..ef30d1e663 100644
--- a/src/elements/emby-itemscontainer/emby-itemscontainer.js
+++ b/src/elements/emby-itemscontainer/emby-itemscontainer.js
@@ -18,7 +18,7 @@ import 'webcomponents';
 
     function onClick(e) {
         const itemsContainer = this;
-        let multiSelect = itemsContainer.multiSelect;
+        const multiSelect = itemsContainer.multiSelect;
 
         if (multiSelect) {
             if (multiSelect.onContainerClick.call(itemsContainer, e) === false) {
@@ -164,7 +164,7 @@ import 'webcomponents';
     }
 
     function getEventsToMonitor(itemsContainer) {
-        let monitor = itemsContainer.getAttribute('data-monitor');
+        const monitor = itemsContainer.getAttribute('data-monitor');
         if (monitor) {
             return monitor.split(',');
         }
@@ -356,7 +356,7 @@ import 'webcomponents';
     ItemsContainerPrototype.resume = function (options) {
         this.paused = false;
 
-        let refreshIntervalEndTime = this.refreshIntervalEndTime;
+        const refreshIntervalEndTime = this.refreshIntervalEndTime;
         if (refreshIntervalEndTime) {
             const remainingMs = refreshIntervalEndTime - new Date().getTime();
             if (remainingMs > 0 && !this.needsRefresh) {
@@ -395,7 +395,7 @@ import 'webcomponents';
             return;
         }
 
-        let timeout = this.refreshTimeout;
+        const timeout = this.refreshTimeout;
         if (timeout) {
             clearTimeout(timeout);
         }
@@ -434,7 +434,7 @@ import 'webcomponents';
     function onDataFetched(result) {
         const items = result.Items || result;
 
-        let parentContainer = this.parentContainer;
+        const parentContainer = this.parentContainer;
         if (parentContainer) {
             if (items.length) {
                 parentContainer.classList.remove('hide');
diff --git a/src/elements/emby-playstatebutton/emby-playstatebutton.js b/src/elements/emby-playstatebutton/emby-playstatebutton.js
index 7b5c344095..322b7b3722 100644
--- a/src/elements/emby-playstatebutton/emby-playstatebutton.js
+++ b/src/elements/emby-playstatebutton/emby-playstatebutton.js
@@ -75,7 +75,7 @@ import EmbyButtonPrototype from 'emby-button';
             button.title = globalize.translate('Played');
         }
 
-        let text = button.querySelector('.button-text');
+        const text = button.querySelector('.button-text');
         if (text) {
             text.innerHTML = button.title;
         }
diff --git a/src/elements/emby-scrollbuttons/emby-scrollbuttons.js b/src/elements/emby-scrollbuttons/emby-scrollbuttons.js
index fcff587392..f7665c0618 100644
--- a/src/elements/emby-scrollbuttons/emby-scrollbuttons.js
+++ b/src/elements/emby-scrollbuttons/emby-scrollbuttons.js
@@ -118,7 +118,7 @@ const EmbyScrollButtonsPrototype = Object.create(HTMLDivElement.prototype);
     }
 
     function onScrollButtonClick(e) {
-        let scroller = this.parentNode.nextSibling;
+        const scroller = this.parentNode.nextSibling;
 
         const direction = this.getAttribute('data-direction');
         const scrollSize = getScrollSize(scroller);
@@ -161,7 +161,7 @@ const EmbyScrollButtonsPrototype = Object.create(HTMLDivElement.prototype);
         const parent = this.scroller;
         this.scroller = null;
 
-        let scrollHandler = this.scrollHandler;
+        const scrollHandler = this.scrollHandler;
         if (parent && scrollHandler) {
             parent.removeScrollEventListener(scrollHandler, {
                 capture: false,
diff --git a/src/scripts/datetime.js b/src/scripts/datetime.js
index dcac41089e..c6baa28ed3 100644
--- a/src/scripts/datetime.js
+++ b/src/scripts/datetime.js
@@ -24,7 +24,7 @@ import globalize from 'globalize';
 
         // parse strings, leading zeros into proper ints
         const a = [1, 2, 3, 4, 5, 6, 10, 11];
-        for (let i in a) {
+        for (const i in a) {
             d[a[i]] = parseInt(d[a[i]], 10);
         }
         d[7] = parseFloat(d[7]);
diff --git a/src/scripts/globalize.js b/src/scripts/globalize.js
index 4af1ea6cbf..d237fdcce0 100644
--- a/src/scripts/globalize.js
+++ b/src/scripts/globalize.js
@@ -63,11 +63,11 @@ import events from 'events';
     }
 
     function ensureTranslations(culture) {
-        for (let i in allTranslations) {
+        for (const i in allTranslations) {
             ensureTranslation(allTranslations[i], culture);
         }
         if (culture !== fallbackCulture) {
-            for (let i in allTranslations) {
+            for (const i in allTranslations) {
                 ensureTranslation(allTranslations[i], fallbackCulture);
             }
         }