1 files changed, 92 insertions, 0 deletions
diff --git a/src/qmlls/qlanguageserver_p.h b/src/qmlls/qlanguageserver_p.h
new file mode 100644
index 0000000000..019a059823
--- /dev/null
+++ b/src/qmlls/qlanguageserver_p.h
@@ -0,0 +1,92 @@
+// Copyright (C) 2021 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
+
+#ifndef QLANGUAGESERVER_P_H
+#define QLANGUAGESERVER_P_H
+
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API.  It exists purely as an
+// implementation detail.  This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+//
+
+#include <QtLanguageServer/private/qlanguageserverspec_p.h>
+#include <QtLanguageServer/private/qlanguageserverprotocol_p.h>
+#include <QtLanguageServer/private/qlspnotifysignals_p.h>
+#include <QtCore/qloggingcategory.h>
+
+QT_BEGIN_NAMESPACE
+
+class QLanguageServer;
+class QLanguageServerPrivate;
+Q_DECLARE_LOGGING_CATEGORY(lspServerLog)
+
+class QLanguageServerModule : public QObject
+{
+    Q_OBJECT
+public:
+    QLanguageServerModule(QObject *parent = nullptr) : QObject(parent) { }
+    virtual QString name() const = 0;
+    virtual void registerHandlers(QLanguageServer *server, QLanguageServerProtocol *protocol) = 0;
+    virtual void setupCapabilities(const QLspSpecification::InitializeParams &clientInfo,
+                                   QLspSpecification::InitializeResult &) = 0;
+};
+
+class QLanguageServer : public QObject
+{
+    Q_OBJECT
+    Q_PROPERTY(RunStatus runStatus READ runStatus NOTIFY runStatusChanged)
+    Q_PROPERTY(bool isInitialized READ isInitialized)
+public:
+    QLanguageServer(const QJsonRpcTransport::DataHandler &h, QObject *parent = nullptr);
+    enum class RunStatus {
+        NotSetup,
+        SettingUp,
+        DidSetup,
+        Initializing,
+        DidInitialize, // normal state of execution
+        WaitPending,
+        Stopping,
+        Stopped
+    };
+    Q_ENUM(RunStatus)
+
+    QLanguageServerProtocol *protocol();
+    void finishSetup();
+    void registerHandlers(QLanguageServerProtocol *protocol);
+    void setupCapabilities(const QLspSpecification::InitializeParams &clientInfo,
+                           QLspSpecification::InitializeResult &serverInfo);
+    void addServerModule(QLanguageServerModule *serverModule);
+    QLanguageServerModule *moduleByName(const QString &n) const;
+    QLspNotifySignals *notifySignals();
+
+    // API
+    RunStatus runStatus() const;
+    bool isInitialized() const;
+    bool isRequestCanceled(const QJsonRpc::IdType &id) const;
+    const QLspSpecification::InitializeParams &clientInfo() const;
+    const QLspSpecification::InitializeResult &serverInfo() const;
+
+public Q_SLOTS:
+    void receiveData(const QByteArray &d);
+Q_SIGNALS:
+    void runStatusChanged(RunStatus);
+    void clientInitialized(QLanguageServer *server);
+    void shutdown();
+    void exit();
+    void lifecycleError();
+
+private:
+    void registerMethods(QJsonRpc::TypedRpc &typedRpc);
+    void executeShutdown();
+    Q_DECLARE_PRIVATE(QLanguageServer)
+};
+
+QT_END_NAMESPACE
+
+#endif // QLANGUAGESERVER_P_H