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Use optional method calls in more places (#151634)

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This replaces code like:

```ts
if (foo.bar) {
    foo.bar(cat);
}
```

with:

```ts
foo.bar?.(cat)
```

Which is more concise but has the same meaning
This commit is contained in:
Matt Bierner
2022-06-09 15:04:28 -07:00
committed by GitHub
parent 732a16be19
commit f7e12a3a92
54 changed files with 94 additions and 282 deletions
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4
src/vs/base/browser/dom.ts
View File

@@ -1733,9 +1733,7 @@ export class DragAndDropObserver extends Disposable {
this._register(addDisposableListener(this.element, EventType.DRAG_OVER, (e: DragEvent) => {
e.preventDefault(); // needed so that the drop event fires (https://stackoverflow.com/questions/21339924/drop-event-not-firing-in-chrome)
if (this.callbacks.onDragOver) {
this.callbacks.onDragOver(e, e.timeStamp - this.dragStartTime);
}
this.callbacks.onDragOver?.(e, e.timeStamp - this.dragStartTime);
}));
this._register(addDisposableListener(this.element, EventType.DRAG_LEAVE, (e: DragEvent) => {