1 files changed, 39 insertions, 12 deletions

diff --git a/src/corelib/serialization/qjsonobject.h b/src/corelib/serialization/qjsonobject.h
index 80fe6b2f3f..05463f6f36 100644
--- a/src/corelib/serialization/qjsonobject.h
+++ b/src/corelib/serialization/qjsonobject.h
@@ -42,10 +42,8 @@
 
 #include <QtCore/qjsonvalue.h>
 #include <QtCore/qiterator.h>
-#ifdef Q_COMPILER_INITIALIZER_LISTS
 #include <QtCore/qpair.h>
 #include <initializer_list>
-#endif
 
 QT_BEGIN_NAMESPACE
 
@@ -60,34 +58,32 @@ class Q_CORE_EXPORT QJsonObject
 public:
     QJsonObject();
 
-#if defined(Q_COMPILER_INITIALIZER_LISTS) || defined(Q_QDOC)
     QJsonObject(std::initializer_list<QPair<QString, QJsonValue> > args)
     {
         initialize();
         for (std::initializer_list<QPair<QString, QJsonValue> >::const_iterator i = args.begin(); i != args.end(); ++i)
             insert(i->first, i->second);
     }
-#endif
 
     ~QJsonObject();
 
     QJsonObject(const QJsonObject &other);
     QJsonObject &operator =(const QJsonObject &other);
 
-    QJsonObject(QJsonObject &&other) Q_DECL_NOTHROW
+    QJsonObject(QJsonObject &&other) noexcept
         : d(other.d), o(other.o)
     {
         other.d = nullptr;
         other.o = nullptr;
     }
 
-    QJsonObject &operator =(QJsonObject &&other) Q_DECL_NOTHROW
+    QJsonObject &operator =(QJsonObject &&other) noexcept
     {
         swap(other);
         return *this;
     }
 
-    void swap(QJsonObject &other) Q_DECL_NOTHROW
+    void swap(QJsonObject &other) noexcept
     {
         qSwap(d, other.d);
         qSwap(o, other.o);
@@ -104,16 +100,28 @@ public:
     inline int length() const { return size(); }
     bool isEmpty() const;
 
+#if QT_STRINGVIEW_LEVEL < 2
     QJsonValue value(const QString &key) const;
-    QJsonValue value(QLatin1String key) const;
     QJsonValue operator[] (const QString &key) const;
-    QJsonValue operator[] (QLatin1String key) const { return value(key); }
     QJsonValueRef operator[] (const QString &key);
+#endif
+    QJsonValue value(QStringView key) const;
+    QJsonValue value(QLatin1String key) const;
+    QJsonValue operator[] (QStringView key) const { return value(key); }
+    QJsonValue operator[] (QLatin1String key) const { return value(key); }
+    QJsonValueRef operator[] (QStringView key);
     QJsonValueRef operator[] (QLatin1String key);
 
+#if QT_STRINGVIEW_LEVEL < 2
     void remove(const QString &key);
     QJsonValue take(const QString &key);
     bool contains(const QString &key) const;
+#endif
+    void remove(QStringView key);
+    void remove(QLatin1String key);
+    QJsonValue take(QStringView key);
+    QJsonValue take(QLatin1String key);
+    bool contains(QStringView key) const;
     bool contains(QLatin1String key) const;
 
     bool operator==(const QJsonObject &other) const;
@@ -222,13 +230,20 @@ public:
     // more Qt
     typedef iterator Iterator;
     typedef const_iterator ConstIterator;
+#if QT_STRINGVIEW_LEVEL < 2
     iterator find(const QString &key);
-    iterator find(QLatin1String key);
     const_iterator find(const QString &key) const { return constFind(key); }
-    const_iterator find(QLatin1String key) const { return constFind(key); }
     const_iterator constFind(const QString &key) const;
-    const_iterator constFind(QLatin1String key) const;
     iterator insert(const QString &key, const QJsonValue &value);
+#endif
+    iterator find(QStringView key);
+    iterator find(QLatin1String key);
+    const_iterator find(QStringView key) const { return constFind(key); }
+    const_iterator find(QLatin1String key) const { return constFind(key); }
+    const_iterator constFind(QStringView key) const;
+    const_iterator constFind(QLatin1String key) const;
+    iterator insert(QStringView key, const QJsonValue &value);
+    iterator insert(QLatin1String key, const QJsonValue &value);
 
     // STL compatibility
     typedef QJsonValue mapped_type;
@@ -251,10 +266,22 @@ private:
     void detach(uint reserve = 0);
     bool detach2(uint reserve = 0);
     void compact();
+    void compactIfNeeded();
+
+    template <typename T> QJsonValue valueImpl(T key) const;
+    template <typename T> QJsonValueRef atImpl(T key);
+    template <typename T> void removeImpl(T key);
+    template <typename T> QJsonValue takeImpl(T key);
+    template <typename T> bool containsImpl(T key) const;
+    template <typename T> iterator findImpl(T key);
+    template <typename T> const_iterator constFindImpl(T key) const;
+    template <typename T> iterator insertImpl(T key, const QJsonValue &value);
 
     QString keyAt(int i) const;
     QJsonValue valueAt(int i) const;
     void setValueAt(int i, const QJsonValue &val);
+    void removeAt(int i);
+    template <typename T> iterator insertAt(int i, T key, const QJsonValue &val, bool exists);
 
     QJsonPrivate::Data *d;
     QJsonPrivate::Object *o;