Add QJsonArray::cbegin()/cend() methods

Add those to be consistent with the rest of Qt and the STL.

Fixes: QTBUG-32793
Change-Id: Ib712b7b16b8be6627aeac79b90c6e9cdf92b60e0
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>

2 files changed, 18 insertions, 0 deletions

diff --git a/src/corelib/serialization/qjsonarray.cpp b/src/corelib/serialization/qjsonarray.cpp
index 5ba83c41b9..7dfa9b43f0 100644
--- a/src/corelib/serialization/qjsonarray.cpp
+++ b/src/corelib/serialization/qjsonarray.cpp
@@ -675,6 +675,14 @@ bool QJsonArray::operator!=(const QJsonArray &other) const
     \sa begin(), constEnd()
 */
 
+/*! \fn QJsonArray::const_iterator QJsonArray::cbegin() const
+
+    Returns a const \l{STL-style iterators}{STL-style iterator} pointing to the first item
+    in the array.
+
+    \sa begin(), cend()
+*/
+
 /*! \fn QJsonArray::iterator QJsonArray::end()
 
     Returns an \l{STL-style iterators}{STL-style iterator} pointing to the imaginary item
@@ -696,6 +704,14 @@ bool QJsonArray::operator!=(const QJsonArray &other) const
     \sa constBegin(), end()
 */
 
+/*! \fn QJsonArray::const_iterator QJsonArray::cend() const
+
+    Returns a const \l{STL-style iterators}{STL-style iterator} pointing to the imaginary
+    item after the last item in the array.
+
+    \sa cbegin(), end()
+*/
+
 /*! \fn void QJsonArray::push_back(const QJsonValue &value)
 
     This function is provided for STL compatibility. It is equivalent
diff --git a/src/corelib/serialization/qjsonarray.h b/src/corelib/serialization/qjsonarray.h
index 0a17951fb7..ba346fb848 100644
--- a/src/corelib/serialization/qjsonarray.h
+++ b/src/corelib/serialization/qjsonarray.h
@@ -214,9 +214,11 @@ public:
     inline iterator begin() { detach2(); return iterator(this, 0); }
     inline const_iterator begin() const { return const_iterator(this, 0); }
     inline const_iterator constBegin() const { return const_iterator(this, 0); }
+    inline const_iterator cbegin() const { return const_iterator(this, 0); }
     inline iterator end() { detach2(); return iterator(this, size()); }
     inline const_iterator end() const { return const_iterator(this, size()); }
     inline const_iterator constEnd() const { return const_iterator(this, size()); }
+    inline const_iterator cend() const { return const_iterator(this, size()); }
     iterator insert(iterator before, const QJsonValue &value) { insert(before.i, value); return before; }
     iterator erase(iterator it) { removeAt(it.i); return it; }