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// 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_WRITER_WRITER_H_
#define SRC_WRITER_WRITER_H_
#include <string>
namespace tint {
namespace writer {
/// Base class for the output writers
class Writer {
public:
virtual ~Writer();
/// @returns the writer error string
const std::string& error() const { return error_; }
/// Converts the module into the desired format
/// @returns true on success; false on failure
virtual bool Generate() = 0;
protected:
/// Sets the error string
/// @param msg the error message
void set_error(const std::string& msg) { error_ = msg; }
/// An error message, if an error was encountered
std::string error_;
};
} // namespace writer
} // namespace tint
#endif // SRC_WRITER_WRITER_H_