From 9c53f4d33a1953bc84e5b5e8bbef14db375bb180 Mon Sep 17 00:00:00 2001
From: Marc Mutz <marc.mutz@kdab.com>
Date: Sun, 25 Oct 2015 20:00:42 +0100
Subject: QStringBuilder: add support for QStringView

[ChangeLog][QtCore][QStringBuilder] Added support for QStringView.

Change-Id: I5b6803397b107ef69d198a935b3ba4339ac95087
Reviewed-by: Anton Kudryavtsev <antkudr@mail.ru>
Reviewed-by: Olivier Goffart (Woboq GmbH) <ogoffart@woboq.com>
Reviewed-by: Edward Welbourne <edward.welbourne@qt.io>
---
 src/corelib/tools/qstringbuilder.h | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'src/corelib/tools/qstringbuilder.h')

diff --git a/src/corelib/tools/qstringbuilder.h b/src/corelib/tools/qstringbuilder.h
index e9ca2245ba..1d96d70637 100644
--- a/src/corelib/tools/qstringbuilder.h
+++ b/src/corelib/tools/qstringbuilder.h
@@ -289,6 +289,20 @@ template <> struct QConcatenable<QStringRef> : private QAbstractConcatenable
     }
 };
 
+template <> struct QConcatenable<QStringView> : private QAbstractConcatenable
+{
+    typedef QStringView type;
+    typedef QString ConvertTo;
+    enum { ExactSize = true };
+    static int size(QStringView a) { return a.length(); }
+    static inline void appendTo(QStringView a, QChar *&out)
+    {
+        const auto n = a.size();
+        memcpy(out, a.data(), sizeof(QChar) * n);
+        out += n;
+    }
+};
+
 template <int N> struct QConcatenable<const char[N]> : private QAbstractConcatenable
 {
     typedef const char type[N];
-- 
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