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replace nulls with undefined (#5014)

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This commit is contained in:
Anthony Dresser
2019-04-12 13:08:32 -07:00
committed by GitHub
parent 92b1c59e48
commit 642f5d4405
1 changed files with 6 additions and 6 deletions
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12
src/sql/base/browser/ui/scrollableSplitview/heightMap.ts
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@@ -31,7 +31,7 @@ export class HeightMap {
return !last ? 0 : last.top + last.height;
}
public onInsertItems(iterator: INextIterator<IViewItem>, afterItemId: string | undefined = undefined): number | undefined {
public onInsertItems(iterator: INextIterator<IViewItem>, afterItemId: string | null = null): number | undefined {
let viewItem: IViewItem | null = null;
let i: number, j: number;
let totalSize: number;
@@ -91,7 +91,7 @@ export class HeightMap {
public onRemoveItems(iterator: INextIterator<string>): void {
let itemId: string | null = null;
let viewItem: IViewItem;
let startIndex: number | undefined = undefined;
let startIndex: number | null = null;
let i = 0;
let sizeDiff = 0;
@@ -108,12 +108,12 @@ export class HeightMap {
delete this.indexes[itemId];
this.onRemoveItem(viewItem);
if (startIndex === undefined) {
if (startIndex === null) {
startIndex = i;
}
}
if (sizeDiff === 0 || startIndex === undefined) {
if (sizeDiff === 0 || startIndex === null) {
return;
}
@@ -201,8 +201,8 @@ export class HeightMap {
return this.heightMap[index];
}
public itemAfter(item: IViewItem): IViewItem | undefined {
return this.heightMap[this.indexes[item.view.id!] + 1] || undefined;
public itemAfter(item: IViewItem): IViewItem {
return this.heightMap[this.indexes[item.view.id!] + 1] || null;
}
public dispose(): void {