| // Copyright 2020 The Tint Authors. | 
 | // | 
 | // 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. | 
 |  | 
 | #ifndef SRC_AST_ACCESS_H_ | 
 | #define SRC_AST_ACCESS_H_ | 
 |  | 
 | #include <ostream> | 
 | #include <string> | 
 |  | 
 | namespace tint { | 
 | namespace ast { | 
 |  | 
 | /// The access control settings | 
 | enum Access { | 
 |   /// Not declared in the source | 
 |   kUndefined, | 
 |   /// Read only | 
 |   kRead, | 
 |   /// Write only | 
 |   kWrite, | 
 |   /// Read write | 
 |   kReadWrite | 
 | }; | 
 |  | 
 | /// @param out the std::ostream to write to | 
 | /// @param access the Access | 
 | /// @return the std::ostream so calls can be chained | 
 | std::ostream& operator<<(std::ostream& out, Access access); | 
 |  | 
 | /// [DEPRECATED]: Old name in use by Dawn. | 
 | using AccessControl = Access; | 
 |  | 
 | }  // namespace ast | 
 | }  // namespace tint | 
 |  | 
 | #endif  // SRC_AST_ACCESS_H_ |