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/*
* Copyright (c) 2021, Itamar S. <itamar8910@gmail.com>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/Function.h>
#include <AK/String.h>
#include <AK/Vector.h>
#include <DevTools/HackStudio/AutoCompleteResponse.h>
#include <DevTools/HackStudio/LanguageServers/AutoCompleteEngine.h>
#include <DevTools/HackStudio/LanguageServers/FileDB.h>
#include <LibCpp/AST.h>
#include <LibCpp/Parser.h>
#include <LibCpp/Preprocessor.h>
#include <LibGUI/TextPosition.h>
namespace LanguageServers::Cpp {
using namespace ::Cpp;
class ParserAutoComplete : public AutoCompleteEngine {
public:
ParserAutoComplete(const FileDB& filedb);
virtual Vector<GUI::AutocompleteProvider::Entry> get_suggestions(const String& file, const GUI::TextPosition& autocomplete_position) override;
virtual void on_edit(const String& file) override;
virtual void file_opened([[maybe_unused]] const String& file) override;
virtual Optional<GUI::AutocompleteProvider::ProjectLocation> find_declaration_of(const String& filename, const GUI::TextPosition& identifier_position) override;
private:
struct DocumentData {
const String& filename() const { return m_filename; }
const String& text() const { return m_text; }
const Preprocessor& preprocessor() const
{
VERIFY(m_preprocessor);
return *m_preprocessor;
}
Preprocessor& preprocessor()
{
VERIFY(m_preprocessor);
return *m_preprocessor;
}
const Parser& parser() const
{
VERIFY(m_parser);
return *m_parser;
}
Parser& parser()
{
VERIFY(m_parser);
return *m_parser;
}
String m_filename;
String m_text;
OwnPtr<Preprocessor> m_preprocessor;
OwnPtr<Parser> m_parser;
// FIXME: This HashTable must be re-computed if a declaration from a header file is modified
HashTable<NonnullRefPtr<Declaration>> m_declarations_from_headers;
};
Vector<GUI::AutocompleteProvider::Entry> autocomplete_property(const DocumentData&, const MemberExpression&, const String partial_text) const;
Vector<GUI::AutocompleteProvider::Entry> autocomplete_name(const DocumentData&, const ASTNode&, const String& partial_text) const;
String type_of(const DocumentData&, const Expression&) const;
String type_of_property(const DocumentData&, const Identifier&) const;
String type_of_variable(const Identifier&) const;
bool is_property(const ASTNode&) const;
bool is_empty_property(const DocumentData&, const ASTNode&, const Position& autocomplete_position) const;
RefPtr<Declaration> find_declaration_of(const DocumentData&, const ASTNode&) const;
enum class RecurseIntoScopes {
No,
Yes
};
NonnullRefPtrVector<Declaration> get_available_declarations(const DocumentData&, const ASTNode&, RecurseIntoScopes) const;
struct PropertyInfo {
StringView name;
RefPtr<Type> type;
};
Vector<PropertyInfo> properties_of_type(const DocumentData& document, const String& type) const;
NonnullRefPtrVector<Declaration> get_global_declarations_including_headers(const DocumentData&, RecurseIntoScopes) const;
NonnullRefPtrVector<Declaration> get_global_declarations(const DocumentData&, RecurseIntoScopes) const;
NonnullRefPtrVector<Declaration> get_declarations_recursive(const ASTNode&) const;
const DocumentData* get_document_data(const String& file) const;
const DocumentData* get_or_create_document_data(const String& file);
void set_document_data(const String& file, OwnPtr<DocumentData>&& data);
OwnPtr<DocumentData> create_document_data_for(const String& file);
String document_path_from_include_path(const StringView& include_path) const;
void update_declared_symbols(DocumentData&);
GUI::AutocompleteProvider::DeclarationType type_of_declaration(const Declaration&);
String scope_of_declaration(const Declaration&) const;
String scope_of_name_or_identifier(const ASTNode& node) const;
Optional<GUI::AutocompleteProvider::ProjectLocation> find_preprocessor_definition(const DocumentData&, const GUI::TextPosition&);
OwnPtr<DocumentData> create_document_data(String&& text, const String& filename);
Optional<Vector<GUI::AutocompleteProvider::Entry>> autocomplete_property(const DocumentData&, const ASTNode&, Optional<Token> containing_token) const;
Optional<Vector<GUI::AutocompleteProvider::Entry>> autocomplete_name(const DocumentData&, const ASTNode&, Optional<Token> containing_token) const;
HashMap<String, OwnPtr<DocumentData>> m_documents;
};
}
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