40 lines
1.1 KiB
C++
40 lines
1.1 KiB
C++
#pragma once
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#include <hex.hpp>
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#include <functional>
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#include <optional>
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#include <set>
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#include <string>
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#include <unordered_map>
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#include <utility>
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namespace hex::pl {
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class Preprocessor {
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public:
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Preprocessor();
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std::optional<std::string> preprocess(const std::string &code, bool initialRun = true);
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void addPragmaHandler(const std::string &pragmaType, const std::function<bool(const std::string &)> &function);
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void addDefaultPragmaHandlers();
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const std::pair<u32, std::string> &getError() { return this->m_error; }
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private:
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using PreprocessorError = std::pair<u32, std::string>;
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[[noreturn]] void throwPreprocessorError(const std::string &error, u32 lineNumber) const {
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throw PreprocessorError(lineNumber, "Preprocessor: " + error);
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}
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std::unordered_map<std::string, std::function<bool(std::string)>> m_pragmaHandlers;
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std::set<std::tuple<std::string, std::string, u32>> m_defines;
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std::set<std::tuple<std::string, std::string, u32>> m_pragmas;
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std::pair<u32, std::string> m_error;
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};
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} |