120 lines
3.6 KiB
C++
120 lines
3.6 KiB
C++
// Copyright (C) 2022 Jérôme "Lynix" Leclercq (lynix680@gmail.com)
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// This file is part of the "Nazara Engine - Shader module"
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// For conditions of distribution and use, see copyright notice in Config.hpp
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#pragma once
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#ifndef NAZARA_SHADER_SHADERLANGERRORS_HPP
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#define NAZARA_SHADER_SHADERLANGERRORS_HPP
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#include <Nazara/Prerequisites.hpp>
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#include <Nazara/Shader/Config.hpp>
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#include <Nazara/Shader/ShaderLangParser.hpp>
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#include <Nazara/Shader/ShaderLangSourceLocation.hpp>
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#include <Nazara/Shader/Ast/Enums.hpp>
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#include <exception>
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#include <memory>
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#include <string>
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#include <tuple>
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namespace Nz::ShaderLang
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{
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enum class ErrorCategory
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{
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Ast,
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Compilation,
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Lexing,
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Parsing,
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Max = Parsing
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};
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enum class ErrorType
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{
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#define NAZARA_SHADERLANG_ERROR(ErrorPrefix, ErrorName, ...) ErrorPrefix ## ErrorName,
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#include <Nazara/Shader/ShaderLangErrorList.hpp>
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};
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class NAZARA_SHADER_API Error : public std::exception
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{
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public:
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inline Error(SourceLocation sourceLocation, ErrorCategory errorCategory, ErrorType errorType) noexcept;
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Error(const Error&) = default;
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Error(Error&&) noexcept = default;
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~Error() = default;
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inline ErrorCategory GetErrorCategory() const;
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const std::string& GetErrorMessage() const;
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inline ErrorType GetErrorType() const;
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inline const SourceLocation& GetSourceLocation() const;
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const char* what() const noexcept override;
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Error& operator=(const Error&) = default;
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Error& operator=(Error&&) noexcept = default;
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protected:
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virtual std::string BuildErrorMessage() const = 0;
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private:
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mutable std::string m_errorMessage;
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ErrorCategory m_errorCategory;
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SourceLocation m_sourceLocation;
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ErrorType m_errorType;
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};
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class AstError : public Error
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{
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public:
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inline AstError(SourceLocation sourceLocation, ErrorType errorType) noexcept;
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};
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class CompilationError : public Error
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{
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public:
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inline CompilationError(SourceLocation sourceLocation, ErrorType errorType) noexcept;
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};
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class LexingError : public Error
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{
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public:
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inline LexingError(SourceLocation sourceLocation, ErrorType errorType) noexcept;
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};
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class ParsingError : public Error
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{
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public:
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inline ParsingError(SourceLocation sourceLocation, ErrorType errorType) noexcept;
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};
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#define NAZARA_SHADERLANG_NEWERRORTYPE(Prefix, BaseClass, ErrorPrefix, ErrorName, ErrorString, ...) \
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class Prefix ## ErrorName ## Error final : public BaseClass \
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{ \
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public: \
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template<typename... Args> Prefix ## ErrorName ## Error(SourceLocation sourceLocation, Args&&... args) : \
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BaseClass(std::move(sourceLocation), ErrorType:: ErrorPrefix ## ErrorName), \
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m_parameters(std::forward<Args>(args)...) \
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{ \
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} \
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\
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private: \
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std::string BuildErrorMessage() const override; \
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\
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std::tuple<__VA_ARGS__> m_parameters; \
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};
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#define NAZARA_SHADERLANG_AST_ERROR(ErrorName, ErrorString, ...) NAZARA_SHADERLANG_NEWERRORTYPE(Ast, AstError, A, ErrorName, ErrorString, __VA_ARGS__)
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#define NAZARA_SHADERLANG_LEXER_ERROR(ErrorName, ErrorString, ...) NAZARA_SHADERLANG_NEWERRORTYPE(Lexer, LexingError, L, ErrorName, ErrorString, __VA_ARGS__)
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#define NAZARA_SHADERLANG_PARSER_ERROR(ErrorName, ErrorString, ...) NAZARA_SHADERLANG_NEWERRORTYPE(Parser, ParsingError, P, ErrorName, ErrorString, __VA_ARGS__)
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#define NAZARA_SHADERLANG_COMPILER_ERROR(ErrorName, ErrorString, ...) NAZARA_SHADERLANG_NEWERRORTYPE(Compiler, CompilationError, C, ErrorName, ErrorString, __VA_ARGS__)
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#include <Nazara/Shader/ShaderLangErrorList.hpp>
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#undef NAZARA_SHADERLANG_NEWERRORTYPE
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}
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#include <Nazara/Shader/ShaderLangErrors.inl>
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#endif // NAZARA_SHADER_SHADERLANGERRORS_HPP
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