Clang: Extract highlighting information

Prepare the move of the semantic highlighting to the clang back end. We
have it under tests too so it should be quite easy to make changes or
corrections.

Change-Id: I5706a8a06fde5a9ba2eba3a8ba62782102ac0bd3
Reviewed-by: Nikolai Kosjar <nikolai.kosjar@theqtcompany.com>

src/tools/clangbackend/ipcsource/skippedsourceranges.cpp

@@ -0,0 +1,101 @@
+/****************************************************************************
+**
+** Copyright (C) 2015 The Qt Company Ltd.
+** Contact: http://www.qt.io/licensing
+**
+** This file is part of Qt Creator.
+**
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company.  For licensing terms and
+** conditions see http://www.qt.io/terms-conditions.  For further information
+** use the contact form at http://www.qt.io/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 or version 3 as published by the Free
+** Software Foundation and appearing in the file LICENSE.LGPLv21 and
+** LICENSE.LGPLv3 included in the packaging of this file.  Please review the
+** following information to ensure the GNU Lesser General Public License
+** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
+** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, The Qt Company gives you certain additional
+** rights.  These rights are described in The Qt Company LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+****************************************************************************/
+#include "skippedsourceranges.h"
+
+#include "sourcerangecontainer.h"
+
+#include <QVector>
+
+#include <algorithm>
+
+namespace ClangBackEnd {
+
+SkippedSourceRanges::SkippedSourceRanges(CXTranslationUnit cxTranslationUnit, const char *filePath)
+{
+    cxSkippedSourceRanges = clang_getSkippedRanges(cxTranslationUnit,
+                                                   clang_getFile(cxTranslationUnit,
+                                                                 filePath));
+}
+
+SkippedSourceRanges::~SkippedSourceRanges()
+{
+    clang_disposeSourceRangeList(cxSkippedSourceRanges);
+}
+
+SkippedSourceRanges &SkippedSourceRanges::operator=(SkippedSourceRanges &&other)
+{
+    if (this != &other) {
+        cxSkippedSourceRanges = other.cxSkippedSourceRanges;
+        other.cxSkippedSourceRanges = nullptr;
+    }
+
+    return *this;
+}
+
+std::vector<SourceRange> SkippedSourceRanges::sourceRanges() const
+{
+    std::vector<SourceRange> sourceRanges;
+
+    auto sourceRangeCount = cxSkippedSourceRanges->count;
+    sourceRanges.reserve(sourceRangeCount);
+
+    std::copy(cxSkippedSourceRanges->ranges,
+              cxSkippedSourceRanges->ranges + sourceRangeCount,
+              std::back_inserter(sourceRanges));
+
+    return sourceRanges;
+}
+
+QVector<SourceRangeContainer> SkippedSourceRanges::toSourceRangeContainers() const
+{
+    QVector<SourceRangeContainer> sourceRangeContainers;
+
+    auto sourceRanges = this->sourceRanges();
+
+    std::copy(sourceRanges.cbegin(),
+              sourceRanges.cend(),
+              std::back_inserter(sourceRangeContainers));
+
+    return sourceRangeContainers;
+}
+
+ClangBackEnd::SkippedSourceRanges::operator QVector<SourceRangeContainer>() const
+{
+    return toSourceRangeContainers();
+}
+
+SkippedSourceRanges::SkippedSourceRanges(SkippedSourceRanges &&other)
+    : cxSkippedSourceRanges(other.cxSkippedSourceRanges)
+{
+    other.cxSkippedSourceRanges = nullptr;
+}
+
+} // namespace ClangBackEnd
+