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/****************************************************************************
**
** Copyright (C) 2018 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
****************************************************************************/
#pragma once
#include "dynamiccapabilities.h"
#include "languageclientcompletionassist.h"
#include "languageclientquickfix.h"
#include "languageclientsettings.h"
#include <coreplugin/id.h>
#include <coreplugin/messagemanager.h>
#include <utils/link.h>
#include <languageserverprotocol/client.h>
#include <languageserverprotocol/diagnostics.h>
#include <languageserverprotocol/initializemessages.h>
#include <languageserverprotocol/languagefeatures.h>
#include <languageserverprotocol/messages.h>
#include <languageserverprotocol/shutdownmessages.h>
#include <languageserverprotocol/textsynchronization.h>
#include <QBuffer>
#include <QHash>
#include <QProcess>
#include <QJsonDocument>
#include <QTextCursor>
namespace Core { class IDocument; }
namespace ProjectExplorer { class Project; }
namespace TextEditor
{
class TextDocument;
class TextEditorWidget;
class TextMark;
}
namespace LanguageClient {
class BaseClientInterface;
class TextMark;
class Client : public QObject
{
Q_OBJECT
public:
explicit Client(BaseClientInterface *clientInterface); // takes ownership
~Client() override;
Client(const Client &) = delete;
Client(Client &&) = delete;
Client &operator=(const Client &) = delete;
Client &operator=(Client &&) = delete;
enum State {
Uninitialized,
InitializeRequested,
Initialized,
ShutdownRequested,
Shutdown,
Error
};
void initialize();
void shutdown();
State state() const;
bool reachable() const { return m_state == Initialized; }
// document synchronization
void openDocument(Core::IDocument *document);
void closeDocument(const LanguageServerProtocol::DidCloseTextDocumentParams ¶ms);
bool documentOpen(const LanguageServerProtocol::DocumentUri &uri) const;
void documentContentsSaved(Core::IDocument *document);
void documentWillSave(Core::IDocument *document);
void documentContentsChanged(Core::IDocument *document);
void registerCapabilities(const QList<LanguageServerProtocol::Registration> ®istrations);
void unregisterCapabilities(const QList<LanguageServerProtocol::Unregistration> &unregistrations);
bool findLinkAt(LanguageServerProtocol::GotoDefinitionRequest &request);
bool findUsages(LanguageServerProtocol::FindReferencesRequest &request);
void requestDocumentSymbols(TextEditor::TextDocument *document);
void cursorPositionChanged(TextEditor::TextEditorWidget *widget);
void requestCodeActions(const LanguageServerProtocol::DocumentUri &uri,
const QList<LanguageServerProtocol::Diagnostic> &diagnostics);
void requestCodeActions(const LanguageServerProtocol::CodeActionRequest &request);
void handleCodeActionResponse(const LanguageServerProtocol::CodeActionRequest::Response &response,
const LanguageServerProtocol::DocumentUri &uri);
void executeCommand(const LanguageServerProtocol::Command &command);
// workspace control
void projectOpened(ProjectExplorer::Project *project);
void projectClosed(ProjectExplorer::Project *project);
void sendContent(const LanguageServerProtocol::IContent &content);
void sendContent(const LanguageServerProtocol::DocumentUri &uri,
const LanguageServerProtocol::IContent &content);
void cancelRequest(const LanguageServerProtocol::MessageId &id);
void setSupportedLanguage(const LanguageFilter &filter);
bool isSupportedDocument(const Core::IDocument *document) const;
bool isSupportedFile(const Utils::FileName &filePath, const QString &mimeType) const;
bool isSupportedUri(const LanguageServerProtocol::DocumentUri &uri) const;
void setName(const QString &name) { m_displayName = name; }
QString name() const { return m_displayName; }
Core::Id id() const { return m_id; }
bool needsRestart(const BaseSettings *) const;
QList<LanguageServerProtocol::Diagnostic> diagnosticsAt(
const LanguageServerProtocol::DocumentUri &uri,
const LanguageServerProtocol::Range &range) const;
bool start();
bool reset();
void log(const QString &message,
Core::MessageManager::PrintToOutputPaneFlag flag = Core::MessageManager::NoModeSwitch);
template<typename Error>
void log(const LanguageServerProtocol::ResponseError<Error> &responseError,
Core::MessageManager::PrintToOutputPaneFlag flag = Core::MessageManager::NoModeSwitch)
{ log(responseError.toString(), flag); }
const LanguageServerProtocol::ServerCapabilities &capabilities() const;
const DynamicCapabilities &dynamicCapabilities() const;
signals:
void initialized(LanguageServerProtocol::ServerCapabilities capabilities);
void finished();
protected:
void setError(const QString &message);
void handleMessage(const LanguageServerProtocol::BaseMessage &message);
private:
void handleResponse(const LanguageServerProtocol::MessageId &id, const QByteArray &content,
QTextCodec *codec);
void handleMethod(const QString &method, LanguageServerProtocol::MessageId id,
const LanguageServerProtocol::IContent *content);
void handleDiagnostics(const LanguageServerProtocol::PublishDiagnosticsParams ¶ms);
void intializeCallback(const LanguageServerProtocol::InitializeRequest::Response &initResponse);
void shutDownCallback(const LanguageServerProtocol::ShutdownRequest::Response &shutdownResponse);
bool sendWorkspceFolderChanges() const;
void log(const LanguageServerProtocol::ShowMessageParams &message,
Core::MessageManager::PrintToOutputPaneFlag flag = Core::MessageManager::NoModeSwitch);
void showMessageBox(const LanguageServerProtocol::ShowMessageRequestParams &message,
const LanguageServerProtocol::MessageId &id);
void showDiagnostics(const LanguageServerProtocol::DocumentUri &uri);
void removeDiagnostics(const LanguageServerProtocol::DocumentUri &uri);
using ContentHandler = std::function<void(const QByteArray &, QTextCodec *, QString &,
LanguageServerProtocol::ResponseHandlers,
LanguageServerProtocol::MethodHandler)>;
State m_state = Uninitialized;
QHash<LanguageServerProtocol::MessageId, LanguageServerProtocol::ResponseHandler> m_responseHandlers;
QHash<QByteArray, ContentHandler> m_contentHandler;
QString m_displayName;
LanguageFilter m_languagFilter;
QList<Utils::FileName> m_openedDocument;
Core::Id m_id;
LanguageServerProtocol::ServerCapabilities m_serverCapabilities;
DynamicCapabilities m_dynamicCapabilities;
LanguageClientCompletionAssistProvider m_completionProvider;
LanguageClientQuickFixProvider m_quickFixProvider;
QSet<TextEditor::TextDocument *> m_resetAssistProvider;
QHash<LanguageServerProtocol::DocumentUri, LanguageServerProtocol::MessageId> m_highlightRequests;
int m_restartsLeft = 5;
QScopedPointer<BaseClientInterface> m_clientInterface;
QMap<LanguageServerProtocol::DocumentUri, QList<TextMark *>> m_diagnostics;
};
} // namespace LanguageClient
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