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.
75 lines
2.2 KiB
C++
75 lines
2.2 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/HashMap.h>
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#include <AK/RefCounted.h>
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#include <AK/RefPtr.h>
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#include <AK/StringView.h>
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#include "DiagnosticEngine.h"
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#include "Forward.h"
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namespace JSSpecCompiler {
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class TranslationUnit {
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public:
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TranslationUnit(StringView filename);
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~TranslationUnit();
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void adopt_declaration(NonnullRefPtr<FunctionDeclaration>&& declaration);
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FunctionDefinitionRef adopt_function(NonnullRefPtr<FunctionDefinition>&& definition);
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FunctionDeclarationRef find_declaration_by_name(StringView name) const;
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StringView filename() const { return m_filename; }
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DiagnosticEngine& diag() { return m_diagnostic_engine; }
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Vector<FunctionDefinitionRef> functions_to_compile() const { return m_functions_to_compile; }
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private:
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StringView m_filename;
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DiagnosticEngine m_diagnostic_engine;
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Vector<FunctionDefinitionRef> m_functions_to_compile;
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Vector<NonnullRefPtr<FunctionDeclaration>> m_declarations_owner;
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HashMap<StringView, FunctionDeclarationRef> m_function_index;
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};
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class FunctionDeclaration : public RefCounted<FunctionDeclaration> {
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public:
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FunctionDeclaration(StringView name);
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virtual ~FunctionDeclaration() = default;
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TranslationUnitRef m_translation_unit = nullptr;
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StringView m_name;
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};
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class FunctionDefinition : public FunctionDeclaration {
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public:
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FunctionDefinition(StringView name, Tree ast, Vector<StringView>&& argument_names);
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void reindex_ssa_variables();
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Tree m_ast;
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Vector<StringView> m_argument_names;
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// Populates during reference resolving
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// NOTE: The hash map here is ordered since we do not want random hash changes to break our test
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// expectations (looking at you, SipHash).
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OrderedHashMap<StringView, NamedVariableDeclarationRef> m_local_variables;
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// Fields populate during CFG building
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NamedVariableDeclarationRef m_named_return_value;
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RefPtr<ControlFlowGraph> m_cfg;
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// Fields populate during SSA building
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Vector<SSAVariableDeclarationRef> m_arguments;
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SSAVariableDeclarationRef m_return_value;
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Vector<SSAVariableDeclarationRef> m_local_ssa_variables;
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};
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}
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