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// Copyright 2018 The Amber 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_AMBERSCRIPT_PARSER_H_
#define SRC_AMBERSCRIPT_PARSER_H_
#include <memory>
#include <string>
#include <utility>
#include "amber/result.h"
#include "src/parser.h"
#include "src/script.h"
namespace amber {
class Tokenizer;
namespace amberscript {
class Parser : public amber::Parser {
public:
Parser();
~Parser() override;
// amber::Parser
Result Parse(const std::string& data) override;
std::unique_ptr<Script> GetScript() override { return std::move(script_); }
private:
std::string make_error(const std::string& err);
Result ToShaderType(const std::string& str, ShaderType* type);
Result ToBufferType(const std::string& str, BufferType* type);
Result ToShaderFormat(const std::string& str, ShaderFormat* fmt);
Result ToDatumType(const std::string& str, DatumType* type);
Result ToPipelineType(const std::string& str, PipelineType* type);
Result ValidateEndOfStatement(const std::string& name);
Result ParseBuffer();
Result ParseBufferInitializer(DataBuffer*);
Result ParseBufferInitializerSize(DataBuffer*);
Result ParseBufferInitializerFill(DataBuffer*, uint32_t);
Result ParseBufferInitializerSeries(DataBuffer*, uint32_t);
Result ParseBufferInitializerData(DataBuffer*);
Result ParseBufferFramebuffer(DataBuffer*);
Result ParseShaderBlock();
Result ParsePipelineBlock();
Result ParsePipelineAttach(Pipeline*);
Result ParsePipelineEntryPoint(Pipeline*);
Result ParsePipelineShaderOptimizations(Pipeline*);
std::unique_ptr<Script> script_;
std::unique_ptr<Tokenizer> tokenizer_;
};
} // namespace amberscript
} // namespace amber
#endif // SRC_AMBERSCRIPT_PARSER_H_
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