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Diffstat (limited to 'src/qdoc/qmlcodeparser.cpp')
| -rw-r--r-- | src/qdoc/qmlcodeparser.cpp | 226 |
1 files changed, 0 insertions, 226 deletions
diff --git a/src/qdoc/qmlcodeparser.cpp b/src/qdoc/qmlcodeparser.cpp deleted file mode 100644 index e89290bf4..000000000 --- a/src/qdoc/qmlcodeparser.cpp +++ /dev/null @@ -1,226 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2021 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the tools applications of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:GPL-EXCEPT$ -** 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. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "qmlcodeparser.h" - -#include "node.h" -#include "qmlvisitor.h" - -#ifndef QT_NO_DECLARATIVE -# include <private/qqmljsast_p.h> -#endif -#include <qdebug.h> - -QT_BEGIN_NAMESPACE - -/*! - Constructs the QML code parser. - */ -QmlCodeParser::QmlCodeParser() -#ifndef QT_NO_DECLARATIVE - : m_lexer(nullptr), m_parser(nullptr) -#endif -{ -} - -/*! - Initializes the code parser base class. - Also creates a lexer and parser from QQmlJS. - */ -void QmlCodeParser::initializeParser() -{ - CodeParser::initializeParser(); - -#ifndef QT_NO_DECLARATIVE - m_lexer = new QQmlJS::Lexer(&m_engine); - m_parser = new QQmlJS::Parser(&m_engine); -#endif -} - -/*! - Terminates the QML code parser. Deletes the lexer and parser - created by the constructor. - */ -void QmlCodeParser::terminateParser() -{ -#ifndef QT_NO_DECLARATIVE - delete m_lexer; - delete m_parser; -#endif -} - -/*! - Returns "QML". - */ -QString QmlCodeParser::language() -{ - return "QML"; -} - -/*! - Returns a string list containing "*.qml". This is the only - file type parsed by the QMLN parser. - */ -QStringList QmlCodeParser::sourceFileNameFilter() -{ - return QStringList() << "*.qml"; -} - -/*! - Parses the source file at \a filePath and inserts the contents - into the database. The \a location is used for error reporting. - - If it can't open the file at \a filePath, it reports an error - and returns without doing anything. - */ -void QmlCodeParser::parseSourceFile(const Location &location, const QString &filePath) -{ - QFile in(filePath); - m_currentFile = filePath; - if (!in.open(QIODevice::ReadOnly)) { - location.error(QStringLiteral("Cannot open QML file '%1'").arg(filePath)); - m_currentFile.clear(); - return; - } - -#ifndef QT_NO_DECLARATIVE - QString document = in.readAll(); - in.close(); - - Location fileLocation(filePath); - - QString newCode = document; - extractPragmas(newCode); - m_lexer->setCode(newCode, 1); - - if (m_parser->parse()) { - QQmlJS::AST::UiProgram *ast = m_parser->ast(); - QmlDocVisitor visitor(filePath, newCode, &m_engine, topicCommands() + commonMetaCommands(), - topicCommands()); - QQmlJS::AST::Node::accept(ast, &visitor); - if (visitor.hasError()) { - qDebug().nospace() << qPrintable(filePath) << ": Could not analyze QML file. " - << "The output is incomplete."; - } - } - const auto &messages = m_parser->diagnosticMessages(); - for (const auto &msg : messages) { - qDebug().nospace() << qPrintable(filePath) << ':' - << msg.loc.startLine << ": QML syntax error at col " - << msg.loc.startColumn - << ": " << qPrintable(msg.message); - } - m_currentFile.clear(); -#else - location.warning("QtDeclarative not installed; cannot parse QML or JS."); -#endif -} - -static QSet<QString> topicCommands_; -/*! - Returns the set of strings representing the topic commands. - */ -const QSet<QString> &QmlCodeParser::topicCommands() -{ - if (topicCommands_.isEmpty()) { - topicCommands_ << COMMAND_VARIABLE << COMMAND_QMLCLASS << COMMAND_QMLTYPE - << COMMAND_QMLPROPERTY << COMMAND_QMLPROPERTYGROUP // mws 13/03/2019 - << COMMAND_QMLATTACHEDPROPERTY << COMMAND_QMLSIGNAL - << COMMAND_QMLATTACHEDSIGNAL << COMMAND_QMLMETHOD - << COMMAND_QMLATTACHEDMETHOD << COMMAND_QMLBASICTYPE << COMMAND_JSTYPE - << COMMAND_JSPROPERTY << COMMAND_JSPROPERTYGROUP // mws 13/03/2019 - << COMMAND_JSATTACHEDPROPERTY << COMMAND_JSSIGNAL << COMMAND_JSATTACHEDSIGNAL - << COMMAND_JSMETHOD << COMMAND_JSATTACHEDMETHOD << COMMAND_JSBASICTYPE; - } - return topicCommands_; -} - -#ifndef QT_NO_DECLARATIVE -/*! - Copy and paste from src/declarative/qml/qdeclarativescriptparser.cpp. - This function blanks out the section of the \a str beginning at \a idx - and running for \a n characters. -*/ -static void replaceWithSpace(QString &str, int idx, int n) -{ - QChar *data = str.data() + idx; - const QChar space(QLatin1Char(' ')); - for (int ii = 0; ii < n; ++ii) - *data++ = space; -} - -/*! - Copy & paste from src/declarative/qml/qdeclarativescriptparser.cpp, - then modified to return no values. - - Searches for ".pragma <value>" declarations within \a script. - Currently supported pragmas are: library -*/ -void QmlCodeParser::extractPragmas(QString &script) -{ - const QString pragma(QLatin1String("pragma")); - - QQmlJS::Lexer l(nullptr); - l.setCode(script, 0); - - int token = l.lex(); - - while (true) { - if (token != QQmlJSGrammar::T_DOT) - return; - - int startOffset = l.tokenOffset(); - int startLine = l.tokenStartLine(); - - token = l.lex(); - - if (token != QQmlJSGrammar::T_IDENTIFIER || l.tokenStartLine() != startLine - || script.mid(l.tokenOffset(), l.tokenLength()) != pragma) - return; - - token = l.lex(); - - if (token != QQmlJSGrammar::T_IDENTIFIER || l.tokenStartLine() != startLine) - return; - - QString pragmaValue = script.mid(l.tokenOffset(), l.tokenLength()); - int endOffset = l.tokenLength() + l.tokenOffset(); - - token = l.lex(); - if (l.tokenStartLine() == startLine) - return; - - if (pragmaValue == QLatin1String("library")) - replaceWithSpace(script, startOffset, endOffset - startOffset); - else - return; - } -} -#endif - -QT_END_NAMESPACE |