src/vs/editor/contrib/wordOperations/browser/wordOperations.ts/DeleteWordRightCommand/_delete
class DeleteWordRightCommand:	protected _delete(ctx: DeleteWordContext, wordNavigationType: WordNavigationType): Range {
		let r = WordOperations.deleteWordRight(ctx, wordNavigationType);
		if (r) {
			return r;
		}
		const lineCount = ctx.model.getLineCount();
		const maxColumn = ctx.model.getLineMaxColumn(lineCount);
		return new Range(lineCount, maxColumn, lineCount, maxColumn);
	}