forked from qt-creator/qt-creator
09310bcdc6
Use new clang_getFileContents to efficiently convert utf8 byte offsets from line start to column numbers. Also provide simplier backwards convertion to pass resulting utf8 offset to clang. Task-number: QTCREATORBUG-16941 Change-Id: If0e58fe01ad3e281b7e952e972b9e86f6e75aadb Reviewed-by: Nikolai Kosjar <nikolai.kosjar@qt.io>
90 lines
2.6 KiB
C++
90 lines
2.6 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2016 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of Qt Creator.
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**
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3 as published by the Free Software
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** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
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** included in the packaging of this file. Please review the following
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** information to ensure the GNU General Public License requirements will
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** be met: https://www.gnu.org/licenses/gpl-3.0.html.
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**
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****************************************************************************/
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#pragma once
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#include "diagnostic.h"
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#include <iterator>
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#include <clang-c/Index.h>
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namespace ClangBackEnd {
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using uint = unsigned int;
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class DiagnosticSet;
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class DiagnosticSetIterator : public std::iterator<std::random_access_iterator_tag, Diagnostic, uint>
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{
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public:
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DiagnosticSetIterator(CXTranslationUnit translationUnit,
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CXDiagnosticSet cxDiagnosticSet,
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uint index)
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: cxDiagnosticSet(cxDiagnosticSet),
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cxTranslationUnit(translationUnit),
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index(index)
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{}
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DiagnosticSetIterator(const DiagnosticSetIterator &other)
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: cxDiagnosticSet(other.cxDiagnosticSet),
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index(other.index)
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{}
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DiagnosticSetIterator& operator++()
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{
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++index;
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return *this;
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}
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DiagnosticSetIterator operator++(int)
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{
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uint oldIndex = index++;
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return DiagnosticSetIterator(cxTranslationUnit, cxDiagnosticSet, oldIndex);
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}
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bool operator==(const DiagnosticSetIterator &other)
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{
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return index == other.index && cxDiagnosticSet == other.cxDiagnosticSet;
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}
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bool operator!=(const DiagnosticSetIterator &other)
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{
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return index != other.index || cxDiagnosticSet != other.cxDiagnosticSet;
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}
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Diagnostic operator*()
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{
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return Diagnostic(cxTranslationUnit, clang_getDiagnosticInSet(cxDiagnosticSet, index));
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}
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private:
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CXDiagnosticSet cxDiagnosticSet;
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CXTranslationUnit cxTranslationUnit;
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uint index;
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};
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}
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