EarlGrey/Core/GREYInteractionDataSource.h
//
// Copyright 2016 Google Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
@protocol GREYProvider;
NS_ASSUME_NONNULL_BEGIN
/**
* Provides data to a GREYInteraction.
*/
@protocol GREYInteractionDataSource<NSObject>
/**
* The root element provider for an interaction. The entire hierarchies starting from the root
* elements are searched to find the right element to interact with.
*
* @return A GREYProvider instance providing data for the interaction.
*/
- (id<GREYProvider>)rootElementProvider;
@end
NS_ASSUME_NONNULL_END