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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0+ OR GPL-3.0 WITH Qt-GPL-exception-1.0
#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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