72fdab7bfb
... and performs preprocessing on the source code before parsing. To support this, we are now able to keep track of multiple files in the autocomplete engine. We re-parse a file whenever it is edited.
84 lines
3.6 KiB
C++
84 lines
3.6 KiB
C++
/*
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* Copyright (c) 2021, Itamar S. <itamar8910@gmail.com>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#include "AutoCompleteEngine.h"
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#include "FileDB.h"
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#include <AK/String.h>
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#include <AK/Vector.h>
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#include <DevTools/HackStudio/AutoCompleteResponse.h>
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#include <LibCpp/AST.h>
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#include <LibCpp/Parser.h>
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#include <LibCpp/Preprocessor.h>
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#include <LibGUI/TextPosition.h>
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namespace LanguageServers::Cpp {
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using namespace ::Cpp;
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class ParserAutoComplete : public AutoCompleteEngine {
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public:
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ParserAutoComplete(const FileDB& filedb);
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virtual Vector<GUI::AutocompleteProvider::Entry> get_suggestions(const String& file, const GUI::TextPosition& autocomplete_position) override;
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virtual void on_edit(const String& file) override;
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virtual void file_opened([[maybe_unused]] const String& file) override;
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private:
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struct DocumentData {
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DocumentData(String&& text);
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String text;
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Preprocessor preprocessor;
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Parser parser;
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};
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Vector<GUI::AutocompleteProvider::Entry> autocomplete_property(const DocumentData&, const MemberExpression&, const StringView partial_text) const;
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Vector<GUI::AutocompleteProvider::Entry> autocomplete_identifier(const DocumentData&, const ASTNode&) const;
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String type_of(const DocumentData&, const Expression&) const;
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String type_of_property(const DocumentData&, const Identifier&) const;
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String type_of_variable(const Identifier&) const;
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bool is_property(const ASTNode&) const;
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bool is_empty_property(const DocumentData&, const ASTNode&, const Position& autocomplete_position) const;
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struct PropertyInfo {
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StringView name;
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RefPtr<Type> type;
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};
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Vector<PropertyInfo> properties_of_type(const DocumentData& document, const String& type) const;
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NonnullRefPtrVector<Declaration> get_declarations_in_outer_scope_including_headers(const DocumentData& document) const;
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const DocumentData& get_document_data(const String& file) const;
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const DocumentData& get_or_create_document_data(const String& file);
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void set_document_data(const String& file, OwnPtr<DocumentData>&& data);
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OwnPtr<DocumentData> create_document_data_for(const String& file);
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String document_path_from_include_path(const StringView& include_path) const;
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HashMap<String, OwnPtr<DocumentData>> m_documents;
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};
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}
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