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0ecac8f6ab
Change-Id: I9c719298a25d28f964c0a987c35fc94426807d51 Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/28180 Commit-Queue: Sarah Mashayekhi <sarahmashay@google.com> Reviewed-by: Sarah Mashayekhi <sarahmashay@google.com>
68 lines
1.9 KiB
C++
68 lines
1.9 KiB
C++
// Copyright 2020 The Tint Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef SRC_WRITER_WRITER_H_
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#define SRC_WRITER_WRITER_H_
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#include <string>
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#include "src/ast/module.h"
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#include "src/ast/pipeline_stage.h"
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namespace tint {
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namespace writer {
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/// Base class for the output writers
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class Writer {
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public:
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virtual ~Writer();
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/// @returns the writer error string
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const std::string& error() const { return error_; }
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/// Resets the generator
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/// @returns nothing
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virtual void Reset() = 0;
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/// Converts the module into the desired format
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/// @returns true on success; false on failure
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virtual bool Generate() = 0;
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/// Converts a single entry point
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/// @param stage the pipeline stage
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/// @param name the entry point name
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/// @returns true on succes; false on failure
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virtual bool GenerateEntryPoint(ast::PipelineStage stage,
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const std::string& name) = 0;
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protected:
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/// Constructor
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/// @param module the tint module to convert
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explicit Writer(ast::Module module);
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/// Sets the error string
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/// @param msg the error message
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void set_error(const std::string& msg) { error_ = msg; }
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/// An error message, if an error was encountered
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std::string error_;
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/// The module being converted
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ast::Module module_;
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};
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} // namespace writer
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} // namespace tint
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#endif // SRC_WRITER_WRITER_H_
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