src/vs/workbench/api/common/extHostLanguageFeatures.ts/ExtHostLanguageFeatures/$provideDocumentRangeFormattingEdits
class ExtHostLanguageFeatures:	$provideDocumentRangeFormattingEdits(handle: number, resource: UriComponents, range: IRange, options: modes.FormattingOptions, token: CancellationToken): Promise<ISingleEditOperation[] | undefined> {
		return this._withAdapter(handle, RangeFormattingAdapter, adapter => adapter.provideDocumentRangeFormattingEdits(URI.revive(resource), range, options, token), undefined);
	}