QUuid: add missing relational operators

QUuid has ==, !=, <, and >. Add <= and =>, too.

Change-Id: I11a0b8028be766e2d48dc7664d935df4d327b3d3
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>

2 files changed, 33 insertions, 0 deletions

diff --git a/src/corelib/plugin/quuid.cpp b/src/corelib/plugin/quuid.cpp
index f23ec5d75c..72f662dc1e 100644
--- a/src/corelib/plugin/quuid.cpp
+++ b/src/corelib/plugin/quuid.cpp
@@ -847,6 +847,34 @@ bool QUuid::operator>(const QUuid &other) const Q_DECL_NOTHROW
 }
 
 /*!
+    \fn bool operator<=(const QUuid &lhs, const QUuid &rhs)
+    \relates QUuid
+    \since 5.5
+
+    Returns \c true if \a lhs has the same \l{Variant field}
+    {variant field} as \a rhs and is lexicographically
+    \e{not after} \a rhs. If \a rhs has a
+    different variant field, the return value is determined by
+    comparing the two \l{QUuid::Variant} {variants}.
+
+    \sa variant()
+*/
+
+/*!
+    \fn bool operator>=(const QUuid &lhs, const QUuid &rhs)
+    \relates QUuid
+    \since 5.5
+
+    Returns \c true if \a lhs has the same \l{Variant field}
+    {variant field} as \a rhs and is lexicographically
+    \e{not before} \a rhs. If \a rhs has a
+    different variant field, the return value is determined by
+    comparing the two \l{QUuid::Variant} {variants}.
+
+    \sa variant()
+*/
+
+/*!
     \fn QUuid QUuid::createUuid()
 
     On any platform other than Windows, this function returns a new
diff --git a/src/corelib/plugin/quuid.h b/src/corelib/plugin/quuid.h
index 38f3bdfb8b..f004cba77e 100644
--- a/src/corelib/plugin/quuid.h
+++ b/src/corelib/plugin/quuid.h
@@ -214,6 +214,11 @@ Q_CORE_EXPORT QDebug operator<<(QDebug, const QUuid &);
 
 Q_CORE_EXPORT uint qHash(const QUuid &uuid, uint seed = 0) Q_DECL_NOTHROW;
 
+inline bool operator<=(const QUuid &lhs, const QUuid &rhs) Q_DECL_NOTHROW
+{ return !(rhs < lhs); }
+inline bool operator>=(const QUuid &lhs, const QUuid &rhs) Q_DECL_NOTHROW
+{ return !(lhs < rhs); }
+
 QT_END_NAMESPACE
 
 #endif // QUUID_H