workspace/symbols response parsing

Signed-off-by: Waqar Ahmed <waqar.17a@gmail.com>

addons/lspclient/lspclientprotocol.h

@@ -162,9 +162,22 @@ enum class LSPSymbolKind {
     Number = 16,
     Boolean = 17,
     Array = 18,
+    Object = 19,
+    Key = 20,
+    Null = 21,
+    EnumMember = 22,
+    Struct = 23,
+    Event = 24,
+    Operator = 25,
+    TypeParameter = 26,
+};
+
+enum class LSPSymbolTag : uint8_t {
+    Deprecated = 1,
 };
 
 struct LSPSymbolInformation {
+    LSPSymbolInformation() = default;
     LSPSymbolInformation(const QString &_name, LSPSymbolKind _kind, LSPRange _range, const QString &_detail)
         : name(_name)
         , detail(_detail)
@@ -175,7 +188,10 @@ struct LSPSymbolInformation {
     QString name;
     QString detail;
     LSPSymbolKind kind;
+    QUrl url;
     LSPRange range;
+    double score = 0.0;
+    LSPSymbolTag tags;
     QList<LSPSymbolInformation> children;
 };
 

addons/lspclient/lspclientserver.cpp

@@ -804,10 +804,35 @@ static LSPShowMessageParams parseMessage(const QJsonObject &result)
     return ret;
 }
 
-static QString parseWorkspaceSymbols(const QJsonValue &result)
+static std::vector<LSPSymbolInformation> parseWorkspaceSymbols(const QJsonValue &result)
 {
-    // result has an array in it
-    return {};
+    auto res = result.toArray();
+
+    std::vector<LSPSymbolInformation> symbols;
+    symbols.reserve(res.size());
+
+    std::transform(res.cbegin(), res.cend(), std::back_inserter(symbols), [](const QJsonValue &jv) {
+        auto symbol = jv.toObject();
+
+        LSPSymbolInformation symInfo;
+
+        const auto location = symbol.value(MEMBER_LOCATION).toObject();
+        const auto mrange = symbol.contains(MEMBER_RANGE) ? symbol.value(MEMBER_RANGE) : location.value(MEMBER_RANGE);
+
+        symInfo.name = symbol.value(QStringLiteral("name")).toString();
+        symInfo.kind = (LSPSymbolKind)symbol.value(MEMBER_KIND).toInt();
+        symInfo.range = parseRange(mrange.toObject());
+        symInfo.url = QUrl(location.value(MEMBER_URI).toString());
+        symInfo.score = symbol.value(QStringLiteral("score")).toDouble();
+        symInfo.tags = (LSPSymbolTag)symbol.value(QStringLiteral("tags")).toInt();
+        return symInfo;
+    });
+
+    std::sort(symbols.begin(), symbols.end(), [](const LSPSymbolInformation &l, const LSPSymbolInformation &r) {
+        return l.score > r.score;
+    });
+
+    return symbols;
 }
 
 using GenericReplyType = QJsonValue;
@@ -1645,7 +1670,7 @@ void LSPClientServer::didChangeConfiguration(const QJsonValue &settings)
     return d->didChangeConfiguration(settings);
 }
 
-void LSPClientServer::workspaceSymbol(const QString &symbol, const QObject *context, const ReplyHandler<QString> &h)
+void LSPClientServer::workspaceSymbol(const QString &symbol, const QObject *context, const WorkspaceSymbolsReplyHandler &h)
 {
     return d->workspaceSymbol(symbol, make_handler(h, context, parseWorkspaceSymbols));
 }

addons/lspclient/lspclientserver.h

@@ -65,6 +65,7 @@ using WorkspaceEditReplyHandler = ReplyHandler<LSPWorkspaceEdit>;
 using ApplyEditReplyHandler = ReplyHandler<LSPApplyWorkspaceEditResponse>;
 using SwitchSourceHeaderHandler = ReplyHandler<QString>;
 using SemanticTokensDeltaReplyHandler = ReplyHandler<LSPSemanticTokensDelta>;
+using WorkspaceSymbolsReplyHandler = ReplyHandler<std::vector<LSPSymbolInformation>>;
 
 class LSPClientPlugin;
 
@@ -169,7 +170,7 @@ public:
     void didChangeConfiguration(const QJsonValue &settings);
 
     // workspace
-    void workspaceSymbol(const QString &symbol, const QObject *context, const ReplyHandler<QString> &h);
+    void workspaceSymbol(const QString &symbol, const QObject *context, const WorkspaceSymbolsReplyHandler &h);
 
     // notification = signal
 Q_SIGNALS: