mirror of
https://github.com/RGBCube/serenity
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0806ccaeec
I got fed up with looking at error messages that tell me "VERIFICATION FAILED: !is_error()". So this commit introduces DiagnosticEngine class whose purpose is to accumulate and print more user-friendly errors.
101 lines
2.1 KiB
C++
101 lines
2.1 KiB
C++
/*
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* Copyright (c) 2023, Dan Klishch <danilklishch@gmail.com>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/OwnPtr.h>
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#include "AST/AST.h"
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#include "CompilationPipeline.h"
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#include "Forward.h"
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#include "Parser/ParseError.h"
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#include "Parser/Token.h"
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namespace JSSpecCompiler {
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class SpecificationParsingContext {
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AK_MAKE_NONCOPYABLE(SpecificationParsingContext);
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AK_MAKE_NONMOVABLE(SpecificationParsingContext);
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public:
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SpecificationParsingContext(TranslationUnitRef translation_unit)
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: m_translation_unit(translation_unit)
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{
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}
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DiagnosticEngine& diag();
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template<typename Func>
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auto with_new_logical_scope(Func&& func);
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LogicalLocation& current_logical_scope();
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Location file_scope() const;
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Location location_from_xml_offset(XML::Offset offset) const;
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private:
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TranslationUnitRef m_translation_unit;
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RefPtr<LogicalLocation> m_current_logical_scope;
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};
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class AlgorithmStepList {
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public:
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static ParseErrorOr<AlgorithmStepList> create(XML::Node::Element const& element);
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Vector<AlgorithmStep> m_steps;
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Tree m_expression = error_tree;
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};
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class AlgorithmStep {
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public:
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static ParseErrorOr<AlgorithmStep> create(XML::Node const* node);
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ParseErrorOr<Tree> parse();
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Tree m_expression = error_tree;
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Vector<Token> m_tokens;
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NullableTree m_substeps;
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XML::Node const* m_node;
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};
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class Algorithm {
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public:
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static ParseErrorOr<Algorithm> create(XML::Node const* node);
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AlgorithmStepList m_steps;
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Tree m_tree = error_tree;
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};
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class SpecFunction {
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public:
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struct Argument {
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StringView name;
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};
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static ParseErrorOr<SpecFunction> create(XML::Node const* element);
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ParseErrorOr<void> parse_definition(XML::Node const* element);
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StringView m_section_number;
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StringView m_id;
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StringView m_name;
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Vector<Argument> m_arguments;
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Algorithm m_algorithm;
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};
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class SpecParsingStep : public CompilationStep {
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public:
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SpecParsingStep();
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~SpecParsingStep();
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void run(TranslationUnitRef translation_unit) override;
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private:
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OwnPtr<XML::Document> m_document;
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ByteBuffer m_input;
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};
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}
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