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/****************************************************************************
**
** Copyright (C) 2019 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 "qqmljsscope_p.h"
#include "qqmljstypereader_p.h"
#include "qqmljsimporter_p.h"
#include <QtCore/qqueue.h>
#include <QtCore/qsharedpointer.h>
#include <QtCore/qfileinfo.h>
#include <algorithm>
QT_BEGIN_NAMESPACE
QQmlJSScope::QQmlJSScope(ScopeType type, const QQmlJSScope::Ptr &parentScope)
: m_parentScope(parentScope), m_scopeType(type) {}
QQmlJSScope::Ptr QQmlJSScope::create(ScopeType type, const QQmlJSScope::Ptr &parentScope)
{
QSharedPointer<QQmlJSScope> childScope(new QQmlJSScope{type, parentScope});
if (parentScope)
parentScope->m_childScopes.push_back(childScope);
return childScope;
}
void QQmlJSScope::insertJSIdentifier(const QString &name, const JavaScriptIdentifier &identifier)
{
Q_ASSERT(m_scopeType != QQmlJSScope::QMLScope);
if (identifier.kind == JavaScriptIdentifier::LexicalScoped
|| identifier.kind == JavaScriptIdentifier::Injected
|| m_scopeType == QQmlJSScope::JSFunctionScope) {
m_jsIdentifiers.insert(name, identifier);
} else {
auto targetScope = parentScope();
while (targetScope->m_scopeType != QQmlJSScope::JSFunctionScope)
targetScope = targetScope->parentScope();
targetScope->m_jsIdentifiers.insert(name, identifier);
}
}
void QQmlJSScope::insertPropertyIdentifier(const QQmlJSMetaProperty &property)
{
addProperty(property);
QQmlJSMetaMethod method(property.propertyName() + QLatin1String("Changed"), QLatin1String("void"));
addMethod(method);
}
bool QQmlJSScope::isIdInCurrentScope(const QString &id) const
{
return isIdInCurrentQMlScopes(id) || isIdInCurrentJSScopes(id);
}
bool QQmlJSScope::isIdInCurrentQMlScopes(const QString &id) const
{
if (m_scopeType == QQmlJSScope::QMLScope)
return m_properties.contains(id) || m_methods.contains(id) || m_enums.contains(id);
const auto qmlScope = findCurrentQMLScope(parentScope());
return qmlScope->m_properties.contains(id)
|| qmlScope->m_methods.contains(id)
|| qmlScope->m_enums.contains(id);
}
bool QQmlJSScope::isIdInCurrentJSScopes(const QString &id) const
{
if (m_scopeType != QQmlJSScope::QMLScope && m_jsIdentifiers.contains(id))
return true;
for (auto jsScope = parentScope(); jsScope; jsScope = jsScope->parentScope()) {
if (jsScope->m_scopeType != QQmlJSScope::QMLScope && jsScope->m_jsIdentifiers.contains(id))
return true;
}
return false;
}
bool QQmlJSScope::isIdInjectedFromSignal(const QString &id) const
{
const auto found = findJSIdentifier(id);
return found.has_value() && found->kind == JavaScriptIdentifier::Injected;
}
std::optional<QQmlJSScope::JavaScriptIdentifier>
QQmlJSScope::findJSIdentifier(const QString &id) const
{
for (const auto *scope = this; scope; scope = scope->parentScope().data()) {
if (scope->m_scopeType == QQmlJSScope::JSFunctionScope
|| scope->m_scopeType == QQmlJSScope::JSLexicalScope) {
auto it = scope->m_jsIdentifiers.find(id);
if (it != scope->m_jsIdentifiers.end())
return *it;
}
}
return std::optional<JavaScriptIdentifier>{};
}
void QQmlJSScope::resolveTypes(const QHash<QString, QQmlJSScope::ConstPtr> &contextualTypes)
{
auto findType = [&](const QString &name) {
auto type = contextualTypes.constFind(name);
if (type != contextualTypes.constEnd())
return *type;
return QQmlJSScope::ConstPtr();
};
m_baseType = findType(m_baseTypeName);
m_attachedType = findType(m_attachedTypeName);
for (auto it = m_properties.begin(), end = m_properties.end(); it != end; ++it)
it->setType(findType(it->typeName()));
for (auto it = m_methods.begin(), end = m_methods.end(); it != end; ++it) {
it->setReturnType(findType(it->returnTypeName()));
const auto paramNames = it->parameterTypeNames();
QList<QSharedPointer<const QQmlJSScope>> paramTypes;
for (const QString ¶mName: paramNames)
paramTypes.append(findType(paramName));
it->setParameterTypes(paramTypes);
}
}
QQmlJSScope::ConstPtr QQmlJSScope::findCurrentQMLScope(const QQmlJSScope::ConstPtr &scope)
{
auto qmlScope = scope;
while (qmlScope && qmlScope->m_scopeType != QQmlJSScope::QMLScope)
qmlScope = qmlScope->parentScope();
return qmlScope;
}
void QQmlJSScope::addExport(const QString &name, const QString &package,
const QTypeRevision &version)
{
m_exports.append(Export(package, name, version));
}
QQmlJSScope::Export::Export(QString package, QString type, const QTypeRevision &version) :
m_package(std::move(package)),
m_type(std::move(type)),
m_version(version)
{
}
bool QQmlJSScope::Export::isValid() const
{
return m_version.isValid() || !m_package.isEmpty() || !m_type.isEmpty();
}
QQmlJSScope QDeferredFactory<QQmlJSScope>::create() const
{
QQmlJSTypeReader typeReader(m_importer, m_filePath);
QQmlJSScope::Ptr result = typeReader();
m_importer->m_warnings.append(typeReader.errors());
result->setInternalName(QFileInfo(m_filePath).baseName());
return std::move(*result);
}
QT_END_NAMESPACE
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