Fix eslint issues for DataTableOperationManager and CustomTimestampHelper

* resolve_eslint_NodePropertiesComponent

* address commit

* Open new screen: Screen reader does not pass the 'Copied' information after selecting 'Copy' button.

* resolve lint error

.eslintignore

@@ -80,14 +80,10 @@ src/Explorer/Tables/DataTable/CacheBase.ts
 src/Explorer/Tables/DataTable/DataTableBindingManager.ts
 src/Explorer/Tables/DataTable/DataTableBuilder.ts
 src/Explorer/Tables/DataTable/DataTableContextMenu.ts
-src/Explorer/Tables/DataTable/DataTableOperationManager.ts
-# src/Explorer/Tables/DataTable/DataTableOperations.ts
+# src/Explorer/Tables/DataTable/DataTableOperationManager.ts
 src/Explorer/Tables/DataTable/DataTableViewModel.ts
-# src/Explorer/Tables/DataTable/TableCommands.ts
-# src/Explorer/Tables/DataTable/TableEntityCache.ts
 src/Explorer/Tables/DataTable/TableEntityListViewModel.ts
-# src/Explorer/Tables/Entities.ts
-src/Explorer/Tables/QueryBuilder/CustomTimestampHelper.ts
+# src/Explorer/Tables/QueryBuilder/CustomTimestampHelper.ts
 src/Explorer/Tables/TableDataClient.ts
 src/Explorer/Tables/TableEntityProcessor.ts
 src/Explorer/Tables/Utilities.ts
@@ -134,20 +130,13 @@ src/Explorer/Controls/Notebook/NotebookTerminalComponent.tsx
 src/Explorer/Controls/NotebookViewer/NotebookViewerComponent.tsx
 src/Explorer/Controls/TreeComponent/TreeComponent.tsx
 src/Explorer/Graph/GraphExplorerComponent/GraphExplorer.test.tsx
-; src/Explorer/Graph/GraphExplorerComponent/GraphExplorer.tsx
-src/Explorer/Graph/GraphExplorerComponent/GraphVizComponent.tsx
-src/Explorer/Graph/GraphExplorerComponent/LeftPaneComponent.tsx
-src/Explorer/Graph/GraphExplorerComponent/MiddlePaneComponent.tsx
-src/Explorer/Graph/GraphExplorerComponent/NodePropertiesComponent.test.tsx
 src/Explorer/Graph/GraphExplorerComponent/NodePropertiesComponent.tsx
 src/Explorer/Graph/GraphExplorerComponent/ReadOnlyNodePropertiesComponent.test.tsx
 src/Explorer/Graph/GraphExplorerComponent/ReadOnlyNodePropertiesComponent.tsx
 src/Explorer/Menus/CommandBar/CommandBarUtil.tsx
 src/Explorer/Notebook/NotebookComponent/NotebookComponentAdapter.tsx
-; src/Explorer/Notebook/NotebookComponent/NotebookComponentBootstrapper.tsx
 src/Explorer/Notebook/NotebookComponent/VirtualCommandBarComponent.tsx
 src/Explorer/Notebook/NotebookComponent/contents/index.tsx
-; src/Explorer/Notebook/NotebookRenderer/NotebookReadOnlyRenderer.tsx
 src/Explorer/Notebook/NotebookRenderer/NotebookRenderer.tsx
 src/Explorer/Notebook/NotebookRenderer/decorators/draggable/index.tsx
 src/Explorer/Notebook/NotebookRenderer/decorators/hijack-scroll/index.tsx

src/Explorer/Graph/GraphExplorerComponent/LeftPaneComponent.tsx

@@ -58,7 +58,7 @@ export class LeftPaneComponent extends React.Component<LeftPaneComponentProps> {
         className={className}
         as="tr"
         aria-label={node.caption}
-        onActivated={(e) => this.props.onRootNodeSelected(node.id)}
+        onActivated={() => this.props.onRootNodeSelected(node.id)}
         key={node.id}
       >
         <td className="resultItem">

src/Explorer/Graph/GraphExplorerComponent/NodePropertiesComponent.test.tsx

@@ -1,8 +1,8 @@
-import React from "react";
 import { mount, ReactWrapper } from "enzyme";
 import * as Q from "q";
-import { NodePropertiesComponent, NodePropertiesComponentProps, Mode } from "./NodePropertiesComponent";
-import { GraphHighlightedNodeData, EditedProperties, EditedEdges, PossibleVertex } from "./GraphExplorer";
+import React from "react";
+import { GraphHighlightedNodeData, PossibleVertex } from "./GraphExplorer";
+import { Mode, NodePropertiesComponent, NodePropertiesComponentProps } from "./NodePropertiesComponent";
 
 describe("Property pane", () => {
   const title = "My Title";
@@ -37,17 +37,18 @@ describe("Property pane", () => {
     return {
       expandedTitle: title,
       isCollapsed: false,
-      onCollapsedChanged: (newValue: boolean): void => {},
+      onCollapsedChanged: jest.fn(),
       node: highlightedNode,
-      getPkIdFromNodeData: (v: GraphHighlightedNodeData): string => null,
-      collectionPartitionKeyProperty: null,
-      updateVertexProperties: (editedProperties: EditedProperties): Q.Promise<void> => Q.resolve(),
-      selectNode: (id: string): void => {},
-      updatePossibleVertices: (): Q.Promise<PossibleVertex[]> => Q.resolve(null),
-      possibleEdgeLabels: null,
-      editGraphEdges: (editedEdges: EditedEdges): Q.Promise<any> => Q.resolve(),
-      deleteHighlightedNode: (): void => {},
-      onModeChanged: (newMode: Mode): void => {},
+      getPkIdFromNodeData: (): string => undefined,
+      collectionPartitionKeyProperty: undefined,
+      updateVertexProperties: (): Q.Promise<void> => Q.resolve(),
+      selectNode: jest.fn(),
+      updatePossibleVertices: (): Q.Promise<PossibleVertex[]> => Q.resolve(undefined),
+      possibleEdgeLabels: undefined,
+      //eslint-disable-next-line
+      editGraphEdges: (): Q.Promise<any> => Q.resolve(),
+      deleteHighlightedNode: jest.fn(),
+      onModeChanged: jest.fn(),
       viewMode: Mode.READONLY_PROP,
     };
   };

src/Explorer/Graph/GraphExplorerComponent/NodePropertiesComponent.tsx

@@ -72,7 +72,7 @@ export class NodePropertiesComponent extends React.Component<
     super(props);
     this.state = {
       editedProperties: {
-        pkId: null,
+        pkId: undefined,
         readOnlyProperties: [],
         existingProperties: [],
         addedProperties: [],
@@ -98,15 +98,12 @@ export class NodePropertiesComponent extends React.Component<
     };
   }
 
-  public static getDerivedStateFromProps(
-    props: NodePropertiesComponentProps,
-    state: NodePropertiesComponentState
-  ): Partial<NodePropertiesComponentState> {
+  public static getDerivedStateFromProps(props: NodePropertiesComponentProps): Partial<NodePropertiesComponentState> {
     if (props.viewMode !== Mode.READONLY_PROP) {
       return { isDeleteConfirm: false };
     }
 
-    return null;
+    return undefined;
   }
 
   public render(): JSX.Element {
@@ -138,10 +135,10 @@ export class NodePropertiesComponent extends React.Component<
    * @param value
    */
   private static getTypeOption(value: any): ViewModels.InputPropertyValueTypeString {
-    if (value == null) {
+    if (value === undefined) {
       return "null";
     }
-    let type = typeof value;
+    const type = typeof value;
     switch (type) {
       case "number":
       case "boolean":
@@ -172,10 +169,9 @@ export class NodePropertiesComponent extends React.Component<
     ];
 
     const existingProps: ViewModels.InputProperty[] = [];
-
     if (this.props.node.hasOwnProperty("properties")) {
       const hProps = this.props.node["properties"];
-      for (let p in hProps) {
+      for (const p in hProps) {
         const propValues = hProps[p];
         (p === partitionKeyProperty ? readOnlyProps : existingProps).push({
           key: p,
@@ -437,7 +433,7 @@ export class NodePropertiesComponent extends React.Component<
         </div>
       );
     } else {
-      return null;
+      return undefined;
     }
   }
 

src/Explorer/OpenFullScreen.tsx

@@ -4,6 +4,8 @@ import * as React from "react";
 import { useFullScreenURLs } from "../hooks/useFullScreenURLs";
 
 export const OpenFullScreen: React.FunctionComponent = () => {
+  const [isReadUrlCopy, setIsReadUrlCopy] = React.useState<boolean>(false);
+  const [isReadWriteUrlCopy, setIsReadWriteUrlCopy] = React.useState<boolean>(false);
   const result = useFullScreenURLs();
   if (!result) {
     return <Spinner label="Generating URLs..." ariaLive="assertive" labelPosition="right" />;
@@ -25,8 +27,9 @@ export const OpenFullScreen: React.FunctionComponent = () => {
           <DefaultButton
             onClick={() => {
               copyToClipboard(readWriteUrl);
+              setIsReadWriteUrlCopy(true);
             }}
-            text="Copy"
+            text={isReadWriteUrlCopy ? "Copied" : "Copy"}
             iconProps={{ iconName: "Copy" }}
           />
           <PrimaryButton
@@ -41,9 +44,10 @@ export const OpenFullScreen: React.FunctionComponent = () => {
         <Stack horizontal tokens={{ childrenGap: 10 }}>
           <DefaultButton
             onClick={() => {
+              setIsReadUrlCopy(true);
               copyToClipboard(readUrl);
             }}
-            text="Copy"
+            text={isReadUrlCopy ? "Copied" : "Copy"}
             iconProps={{ iconName: "Copy" }}
           />
           <PrimaryButton

src/Explorer/Tables/DataTable/DataTableOperationManager.ts

@@ -1,11 +1,10 @@
 import ko from "knockout";
-
-import * as DataTableOperations from "./DataTableOperations";
 import * as Constants from "../Constants";
+import * as Entities from "../Entities";
+import * as Utilities from "../Utilities";
+import * as DataTableOperations from "./DataTableOperations";
 import TableCommands from "./TableCommands";
 import TableEntityListViewModel from "./TableEntityListViewModel";
-import * as Utilities from "../Utilities";
-import * as Entities from "../Entities";
 
 /*
  * Base class for data table row selection.
@@ -25,7 +24,7 @@ export default class DataTableOperationManager {
   }
 
   private click = (event: JQueryEventObject) => {
-    var elem: JQuery = $(event.currentTarget);
+    const elem: JQuery = $(event.currentTarget);
     this.updateLastSelectedItem(elem, event.shiftKey);
 
     if (Utilities.isEnvironmentCtrlPressed(event)) {
@@ -37,30 +36,30 @@ export default class DataTableOperationManager {
     }
   };
 
-  private doubleClick = (event: JQueryEventObject) => {
+  private doubleClick = () => {
     this.tryOpenEditor();
   };
 
   private keyDown = (event: JQueryEventObject): boolean => {
-    var isUpArrowKey: boolean = event.keyCode === Constants.keyCodes.UpArrow,
-      isDownArrowKey: boolean = event.keyCode === Constants.keyCodes.DownArrow,
-      handled: boolean = false;
+    const isUpArrowKey: boolean = event.keyCode === Constants.keyCodes.UpArrow,
+      isDownArrowKey: boolean = event.keyCode === Constants.keyCodes.DownArrow;
+    let handled = false;
 
     if (isUpArrowKey || isDownArrowKey) {
-      var lastSelectedItem: Entities.ITableEntity = this._tableEntityListViewModel.lastSelectedItem;
-      var dataTableRows: JQuery = $(Constants.htmlSelectors.dataTableAllRowsSelector);
-      var maximumIndex = dataTableRows.length - 1;
+      const lastSelectedItem: Entities.ITableEntity = this._tableEntityListViewModel.lastSelectedItem;
+      const dataTableRows: JQuery = $(Constants.htmlSelectors.dataTableAllRowsSelector);
+      const maximumIndex = dataTableRows.length - 1;
 
       // If can't find an index for lastSelectedItem, then either no item is previously selected or it goes across page.
       // Simply select the first item in this case.
-      var lastSelectedItemIndex = lastSelectedItem
+      const lastSelectedItemIndex = lastSelectedItem
         ? this._tableEntityListViewModel.getItemIndexFromCurrentPage(
             this._tableEntityListViewModel.getTableEntityKeys(lastSelectedItem.RowKey._)
           )
         : -1;
-      var nextIndex: number = isUpArrowKey ? lastSelectedItemIndex - 1 : lastSelectedItemIndex + 1;
-      var safeIndex: number = Utilities.ensureBetweenBounds(nextIndex, 0, maximumIndex);
-      var selectedRowElement: JQuery = dataTableRows.eq(safeIndex);
+      const nextIndex: number = isUpArrowKey ? lastSelectedItemIndex - 1 : lastSelectedItemIndex + 1;
+      const safeIndex: number = Utilities.ensureBetweenBounds(nextIndex, 0, maximumIndex);
+      const selectedRowElement: JQuery = dataTableRows.eq(safeIndex);
 
       if (selectedRowElement) {
         if (event.shiftKey) {
@@ -90,7 +89,7 @@ export default class DataTableOperationManager {
   // in contrast, there may be more than one key down and key
   // pressed events.
   private keyUp = (event: JQueryEventObject): boolean => {
-    var handled: boolean = false;
+    let handled = false;
 
     switch (event.keyCode) {
       case Constants.keyCodes.Enter:
@@ -105,8 +104,9 @@ export default class DataTableOperationManager {
   };
 
   private itemDropped = (event: JQueryEventObject): boolean => {
-    var handled: boolean = false;
-    var items = (<any>event.originalEvent).dataTransfer.items;
+    const handled = false;
+    //eslint-disable-next-line
+    const items = (<any>event.originalEvent).dataTransfer.items;
 
     if (!items) {
       // On browsers outside of Chromium
@@ -115,9 +115,9 @@ export default class DataTableOperationManager {
       return null;
     }
 
-    for (var i = 0; i < items.length; i++) {
-      var item = items[i];
-      var entry = item.webkitGetAsEntry();
+    for (let i = 0; i < items.length; i++) {
+      const item = items[i];
+      const entry = item.webkitGetAsEntry();
 
       if (entry.isFile) {
         // TODO: parse the file and insert content as entities
@@ -132,8 +132,8 @@ export default class DataTableOperationManager {
   }
 
   private tryHandleDeleteSelected(): boolean {
-    var selectedEntities: Entities.ITableEntity[] = this._tableEntityListViewModel.selected();
-    var handled: boolean = false;
+    const selectedEntities: Entities.ITableEntity[] = this._tableEntityListViewModel.selected();
+    let handled = false;
 
     if (selectedEntities && selectedEntities.length) {
       this._tableCommands.deleteEntitiesCommand(this._tableEntityListViewModel);
@@ -150,8 +150,8 @@ export default class DataTableOperationManager {
   }
 
   private updateLastSelectedItem($elem: JQuery, isShiftSelect: boolean) {
-    var entityIdentity: Entities.ITableEntityIdentity = this.getEntityIdentity($elem);
-    var entity = this._tableEntityListViewModel.getItemFromCurrentPage(
+    const entityIdentity: Entities.ITableEntityIdentity = this.getEntityIdentity($elem);
+    const entity = this._tableEntityListViewModel.getItemFromCurrentPage(
       this._tableEntityListViewModel.getTableEntityKeys(entityIdentity.RowKey)
     );
 
@@ -164,7 +164,7 @@ export default class DataTableOperationManager {
 
   private applySingleSelection($elem: JQuery) {
     if ($elem) {
-      var entityIdentity: Entities.ITableEntityIdentity = this.getEntityIdentity($elem);
+      const entityIdentity: Entities.ITableEntityIdentity = this.getEntityIdentity($elem);
 
       this._tableEntityListViewModel.clearSelection();
       this.addToSelection(entityIdentity.RowKey);
@@ -180,12 +180,12 @@ export default class DataTableOperationManager {
   }
 
   private applyCtrlSelection($elem: JQuery): void {
-    var koSelected: ko.ObservableArray<Entities.ITableEntity> = this._tableEntityListViewModel
+    const koSelected: ko.ObservableArray<Entities.ITableEntity> = this._tableEntityListViewModel
       ? this._tableEntityListViewModel.selected
       : null;
 
     if (koSelected) {
-      var entityIdentity: Entities.ITableEntityIdentity = this.getEntityIdentity($elem);
+      const entityIdentity: Entities.ITableEntityIdentity = this.getEntityIdentity($elem);
 
       if (
         !this._tableEntityListViewModel.isItemSelected(
@@ -201,7 +201,7 @@ export default class DataTableOperationManager {
   }
 
   private applyShiftSelection($elem: JQuery): void {
-    var anchorItem = this._tableEntityListViewModel.lastSelectedAnchorItem;
+    let anchorItem = this._tableEntityListViewModel.lastSelectedAnchorItem;
 
     // If anchor item doesn't exist, use the first available item of current page instead
     if (!anchorItem && this._tableEntityListViewModel.items().length > 0) {
@@ -209,16 +209,16 @@ export default class DataTableOperationManager {
     }
 
     if (anchorItem) {
-      var entityIdentity: Entities.ITableEntityIdentity = this.getEntityIdentity($elem);
-      var elementIndex = this._tableEntityListViewModel.getItemIndexFromAllPages(
+      const entityIdentity: Entities.ITableEntityIdentity = this.getEntityIdentity($elem);
+      const elementIndex = this._tableEntityListViewModel.getItemIndexFromAllPages(
         this._tableEntityListViewModel.getTableEntityKeys(entityIdentity.RowKey)
       );
-      var anchorIndex = this._tableEntityListViewModel.getItemIndexFromAllPages(
+      const anchorIndex = this._tableEntityListViewModel.getItemIndexFromAllPages(
         this._tableEntityListViewModel.getTableEntityKeys(anchorItem.RowKey._)
       );
 
-      var startIndex = Math.min(elementIndex, anchorIndex);
-      var endIndex = Math.max(elementIndex, anchorIndex);
+      const startIndex = Math.min(elementIndex, anchorIndex);
+      const endIndex = Math.max(elementIndex, anchorIndex);
 
       this._tableEntityListViewModel.clearSelection();
       ko.utils.arrayPushAll<Entities.ITableEntity>(
@@ -229,7 +229,7 @@ export default class DataTableOperationManager {
   }
 
   private applyContextMenuSelection($elem: JQuery) {
-    var entityIdentity: Entities.ITableEntityIdentity = this.getEntityIdentity($elem);
+    const entityIdentity: Entities.ITableEntityIdentity = this.getEntityIdentity($elem);
 
     if (
       !this._tableEntityListViewModel.isItemSelected(
@@ -244,26 +244,26 @@ export default class DataTableOperationManager {
   }
 
   private addToSelection(rowKey: string) {
-    var selectedEntity: Entities.ITableEntity = this._tableEntityListViewModel.getItemFromCurrentPage(
+    const selectedEntity: Entities.ITableEntity = this._tableEntityListViewModel.getItemFromCurrentPage(
       this._tableEntityListViewModel.getTableEntityKeys(rowKey)
     );
 
-    if (selectedEntity != null) {
+    if (selectedEntity !== null) {
       this._tableEntityListViewModel.selected.push(selectedEntity);
     }
   }
 
   // Selecting first row if the selection is empty.
   public selectFirstIfNeeded(): void {
-    var koSelected: ko.ObservableArray<Entities.ITableEntity> = this._tableEntityListViewModel
+    const koSelected: ko.ObservableArray<Entities.ITableEntity> = this._tableEntityListViewModel
       ? this._tableEntityListViewModel.selected
       : null;
-    var koEntities: ko.ObservableArray<Entities.ITableEntity> = this._tableEntityListViewModel
+    const koEntities: ko.ObservableArray<Entities.ITableEntity> = this._tableEntityListViewModel
       ? this._tableEntityListViewModel.items
       : null;
 
     if (!koSelected().length && koEntities().length) {
-      var firstEntity: Entities.ITableEntity = koEntities()[0];
+      const firstEntity: Entities.ITableEntity = koEntities()[0];
 
       // Clear last selection: lastSelectedItem and lastSelectedAnchorItem
       this._tableEntityListViewModel.clearLastSelected();
@@ -278,7 +278,7 @@ export default class DataTableOperationManager {
     }
   }
 
-  public bind() {
+  public bind(): void {
     this.dataTable.on("click", "tr", this.click);
     this.dataTable.on("dblclick", "tr", this.doubleClick);
     this.dataTable.on("keydown", "td", this.keyDown);

src/Explorer/Tables/QueryBuilder/CustomTimestampHelper.ts

@@ -1,12 +1,12 @@
+import * as DateTimeUtilities from "./DateTimeUtilities";
 import QueryBuilderViewModel from "./QueryBuilderViewModel";
 import QueryClauseViewModel from "./QueryClauseViewModel";
-import * as DateTimeUtilities from "./DateTimeUtilities";
 
 /**
  * Constants
  */
-export var utc = "utc";
-export var local = "local";
+export const utc = "utc";
+export const local = "local";
 
 export interface ITimestampQuery {
   queryType: string; // valid values are "last" and "range"
@@ -41,11 +41,11 @@ export function addRangeTimestamp(
   queryBuilderViewModel.addCustomRange(timestamp, queryClauseViewModel);
 }
 
-export function getDefaultStart(localTime: boolean, durationHours: number = 24): string {
-  var startTimestamp: string;
+export function getDefaultStart(localTime: boolean, durationHours = 24): string {
+  let startTimestamp: string;
 
-  var utcNowString: string = new Date().toISOString();
-  var yesterday: Date = new Date(utcNowString);
+  const utcNowString: string = new Date().toISOString();
+  const yesterday: Date = new Date(utcNowString);
 
   yesterday.setHours(yesterday.getHours() - durationHours);
   startTimestamp = yesterday.toISOString();
@@ -58,9 +58,9 @@ export function getDefaultStart(localTime: boolean, durationHours: number = 24):
 }
 
 export function getDefaultEnd(localTime: boolean): string {
-  var endTimestamp: string;
+  let endTimestamp: string;
 
-  var utcNowString: string = new Date().toISOString();
+  const utcNowString: string = new Date().toISOString();
 
   endTimestamp = utcNowString;
 
@@ -73,14 +73,14 @@ export function getDefaultEnd(localTime: boolean): string {
 
 export function parseDate(dateString: string, isUTC: boolean): Date {
   // TODO validate dateString
-  var date: Date = null;
+  let date: Date = null;
 
   if (dateString) {
     try {
       // Date string is assumed to be UTC in Storage Explorer Standalone.
       // Behavior may vary in other browsers.
       // Here's an example of how the string looks like "2015-10-24T21:44:12"
-      var millisecondTime = Date.parse(dateString),
+      const millisecondTime = Date.parse(dateString),
         parsed: Date = new Date(millisecondTime);
 
       if (isUTC) {
@@ -89,7 +89,7 @@ export function parseDate(dateString: string, isUTC: boolean): Date {
         // Since we parsed in UTC, accessors are flipped - we get local time from the getUTC* group
         // Reinstating, the date is parsed above as UTC, and here we are creating a new date object
         // in local time.
-        var year = parsed.getUTCFullYear(),
+        const year = parsed.getUTCFullYear(),
           month = parsed.getUTCMonth(),
           day = parsed.getUTCDate(),
           hours = parsed.getUTCHours(),
@@ -109,8 +109,8 @@ export function parseDate(dateString: string, isUTC: boolean): Date {
 
 export function utcFromLocalDateString(localDateString: string): string {
   // TODO validate localDateString
-  var localDate = parseDate(localDateString, false),
-    utcDateString: string = null;
+  const localDate = parseDate(localDateString, false);
+  let utcDateString: string = null;
 
   if (localDate) {
     utcDateString = localDate.toISOString();
@@ -120,7 +120,7 @@ export function utcFromLocalDateString(localDateString: string): string {
 }
 
 function padIfNeeded(value: number): string {
-  var padded: string = String(value);
+  let padded = String(value);
 
   if (0 <= value && value < 10) {
     padded = "0" + padded;
@@ -130,7 +130,7 @@ function padIfNeeded(value: number): string {
 }
 
 function toLocalDateString(date: Date): string {
-  var localDateString: string = null;
+  let localDateString: string = null;
 
   if (date) {
     localDateString =
@@ -152,8 +152,8 @@ function toLocalDateString(date: Date): string {
 
 export function localFromUtcDateString(utcDateString: string): string {
   // TODO validate utcDateString
-  var utcDate: Date = parseDate(utcDateString, true),
-    localDateString: string = null;
+  const utcDate: Date = parseDate(utcDateString, true);
+  let localDateString: string = null;
 
   if (utcDate) {
     localDateString = toLocalDateString(utcDate);
@@ -164,8 +164,8 @@ export function localFromUtcDateString(utcDateString: string): string {
 
 export function tryChangeTimestampTimeZone(koTimestamp: ko.Observable<string>, toUTC: boolean): void {
   if (koTimestamp) {
-    var currentDateString: string = koTimestamp(),
-      newDateString: string;
+    const currentDateString: string = koTimestamp();
+    let newDateString: string;
 
     if (currentDateString) {
       if (toUTC) {
@@ -189,16 +189,16 @@ export function tryChangeTimestampTimeZone(koTimestamp: ko.Observable<string>, t
  * Input validation helpers
  */
 
-export var noTooltip = "",
+export const noTooltip = "",
   invalidStartTimeTooltip = "Please provide a valid start time.", // localize
   invalidExpiryTimeRequiredTooltip = "Required field. Please provide a valid expiry time.", // localize
   invalidExpiryTimeGreaterThanStartTimeTooltip = "The expiry time must be greater than the start time."; // localize
 
 export function isDateString(dateString: string): boolean {
-  var success: boolean = false;
+  let success = false;
 
   if (dateString) {
-    var date: number = Date.parse(dateString);
+    const date = Date.parse(dateString);
 
     success = $.isNumeric(date);
   }
@@ -308,10 +308,10 @@ function _getLocalIsoDateStringFromParts(
 }
 
 function _addDaysHours(time: Date, days: number, hours: number): Date {
-  var msPerHour = 1000 * 60 * 60;
-  var daysMs = days * msPerHour * 24;
-  var hoursMs = hours * msPerHour;
-  var newTimeMs = time.getTime() + daysMs + hoursMs;
+  const msPerHour = 1000 * 60 * 60;
+  const daysMs = days * msPerHour * 24;
+  const hoursMs = hours * msPerHour;
+  const newTimeMs = time.getTime() + daysMs + hoursMs;
   return new Date(newTimeMs);
 }
 
@@ -321,7 +321,7 @@ function _daysHoursBeforeNow(days: number, hours: number): Date {
 
 export function _queryLastDaysHours(days: number, hours: number): string {
   /* tslint:disable: no-unused-variable */
-  var daysHoursAgo = _getLocalIsoDateTimeString(_daysHoursBeforeNow(days, hours));
+  let daysHoursAgo = _getLocalIsoDateTimeString(_daysHoursBeforeNow(days, hours));
   daysHoursAgo = DateTimeUtilities.getUTCDateTime(daysHoursAgo);
 
   return daysHoursAgo;
@@ -329,21 +329,21 @@ export function _queryLastDaysHours(days: number, hours: number): string {
 }
 
 export function _queryCurrentMonthLocal(): string {
-  var now = new Date();
-  var start = _getLocalIsoDateStringFromParts(now.getFullYear(), now.getMonth(), 1);
+  const now = new Date();
+  let start = _getLocalIsoDateStringFromParts(now.getFullYear(), now.getMonth(), 1);
   start = DateTimeUtilities.getUTCDateTime(start);
   return start;
 }
 
 export function _queryCurrentYearLocal(): string {
-  var now = new Date();
-  var start = _getLocalIsoDateStringFromParts(now.getFullYear(), 0, 1); // Month is 0..11, date is 1..31
+  const now = new Date();
+  let start = _getLocalIsoDateStringFromParts(now.getFullYear(), 0, 1); // Month is 0..11, date is 1..31
   start = DateTimeUtilities.getUTCDateTime(start);
   return start;
 }
 
 function _addTime(time: Date, lastNumber: number, timeUnit: string): Date {
-  var timeMS: number;
+  let timeMS: number;
   switch (TimeUnit[Number(timeUnit)]) {
     case TimeUnit.Days.toString():
       timeMS = lastNumber * 1000 * 60 * 60 * 24;
@@ -360,7 +360,7 @@ function _addTime(time: Date, lastNumber: number, timeUnit: string): Date {
     default:
     //throw new Errors.ArgumentOutOfRangeError(timeUnit);
   }
-  var newTimeMS = time.getTime() + timeMS;
+  const newTimeMS = time.getTime() + timeMS;
   return new Date(newTimeMS);
 }
 
@@ -370,7 +370,7 @@ function _timeBeforeNow(lastNumber: number, timeUnit: string): Date {
 
 export function _queryLastTime(lastNumber: number, timeUnit: string): string {
   /* tslint:disable: no-unused-variable */
-  var daysHoursAgo = _getLocalIsoDateTimeString(_timeBeforeNow(lastNumber, timeUnit));
+  let daysHoursAgo = _getLocalIsoDateTimeString(_timeBeforeNow(lastNumber, timeUnit));
   daysHoursAgo = DateTimeUtilities.getUTCDateTime(daysHoursAgo);
   return daysHoursAgo;
   /* tslint:enable: no-unused-variable */

src/Explorer/Tabs/NotebookV2Tab.ts

@@ -118,7 +118,7 @@ export default class NotebookTabV2 extends NotebookTabBase {
     const saveButtonChildren = [];
     if (this.container.notebookManager?.gitHubOAuthService.isLoggedIn()) {
       saveButtonChildren.push({
-        iconName: "Copy",
+        iconName: copyToLabel,
         onCommandClick: () => this.copyNotebook(),
         commandButtonLabel: copyToLabel,
         hasPopup: false,