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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://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 https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
****************************************************************************/
#include "profilehighlighter.h"
#include "profilecompletionassist.h"
#include <extensionsystem/pluginmanager.h>
#include <utils/qtcassert.h>
#include <QTextDocument>
using namespace TextEditor;
namespace QmakeProjectManager {
namespace Internal {
static TextStyle styleForFormat(int format)
{
const auto f = ProFileHighlighter::ProfileFormats(format);
switch (f) {
case ProFileHighlighter::ProfileVariableFormat: return C_TYPE;
case ProFileHighlighter::ProfileFunctionFormat: return C_KEYWORD;
case ProFileHighlighter::ProfileCommentFormat: return C_COMMENT;
case ProFileHighlighter::ProfileVisualWhitespaceFormat: return C_VISUAL_WHITESPACE;
case ProFileHighlighter::NumProfileFormats:
QTC_CHECK(false); // should never get here
return C_TEXT;
}
QTC_CHECK(false); // should never get here
return C_TEXT;
}
ProFileHighlighter::ProFileHighlighter()
: m_keywords(qmakeKeywords())
{
setTextFormatCategories(NumProfileFormats, styleForFormat);
}
void ProFileHighlighter::highlightBlock(const QString &text)
{
if (text.isEmpty())
return;
QString buf;
bool inCommentMode = false;
QTextCharFormat emptyFormat;
int i = 0;
for (;;) {
const QChar c = text.at(i);
if (inCommentMode) {
setFormat(i, 1, formatForCategory(ProfileCommentFormat));
} else {
if (c.isLetter() || c == QLatin1Char('_') || c == QLatin1Char('.') || c.isDigit()) {
buf += c;
setFormat(i - buf.length()+1, buf.length(), emptyFormat);
if (!buf.isEmpty() && m_keywords.isFunction(buf))
setFormat(i - buf.length()+1, buf.length(), formatForCategory(ProfileFunctionFormat));
else if (!buf.isEmpty() && m_keywords.isVariable(buf))
setFormat(i - buf.length()+1, buf.length(), formatForCategory(ProfileVariableFormat));
} else if (c == QLatin1Char('(')) {
if (!buf.isEmpty() && m_keywords.isFunction(buf))
setFormat(i - buf.length(), buf.length(), formatForCategory(ProfileFunctionFormat));
buf.clear();
} else if (c == QLatin1Char('#')) {
inCommentMode = true;
setFormat(i, 1, formatForCategory(ProfileCommentFormat));
buf.clear();
} else {
if (!buf.isEmpty() && m_keywords.isVariable(buf))
setFormat(i - buf.length(), buf.length(), formatForCategory(ProfileVariableFormat));
buf.clear();
}
}
i++;
if (i >= text.length())
break;
}
formatSpaces(text);
}
} // namespace Internal
} // namespace QmakeProjectManager
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