void ModuleMerger::mergeOutProps(Item::PropertyMap *dst, const Item::PropertyMap &src)
{
for (auto it = src.constBegin(); it != src.constEnd(); ++it) {
ValuePtr &v = (*dst)[it.key()];
if (!v) {
v = it.value();
QBS_ASSERT(it.value(), continue);
continue;
}
// possible conflict
JSSourceValuePtr dstVal = v.dynamicCast<JSSourceValue>();
if (!dstVal)
continue;
JSSourceValuePtr srcVal = it.value().dynamicCast<JSSourceValue>();
if (!srcVal)
continue;
const PropertyDeclaration pd = m_decls.value(srcVal);
if (!pd.isValid())
continue;
if (pd.isScalar()) {
if (dstVal->sourceCode() != srcVal->sourceCode()) {
m_logger.qbsWarning() << Tr::tr("Conflicting scalar values at %1 and %2.").arg(
dstVal->location().toString(),
srcVal->location().toString());
// TODO: yield error with a hint how to solve the conflict.
}
v = it.value();
} else {
lastInNextChain(dstVal)->setNext(srcVal);
}
}
void ModuleMerger::pushScalarProperties(Item::PropertyMap *dst, Item *srcItem)
{
Item *origSrcItem = srcItem;
do {
if (!m_seenInstancesTopDown.contains(srcItem)) {
m_seenInstancesTopDown.insert(srcItem);
for (auto it = srcItem->properties().constBegin();
it != srcItem->properties().constEnd(); ++it) {
const ValuePtr &srcVal = it.value();
if (srcVal->type() != Value::JSSourceValueType)
continue;
const PropertyDeclaration srcDecl = srcItem->propertyDeclaration(it.key());
if (!srcDecl.isValid() || !srcDecl.isScalar())
continue;
ValuePtr &v = (*dst)[it.key()];
if (v)
continue;
ValuePtr clonedVal = srcVal->clone();
m_decls[clonedVal] = srcDecl;
clonedVal->setDefiningItem(origSrcItem);
v = clonedVal;
}
}
srcItem = srcItem->prototype();
} while (srcItem && srcItem->isModuleInstance());
}
void ModuleMerger::insertProperties(Item::PropertyMap *dst, Item *srcItem, PropertiesType type)
{
QSet<const Item *> &seenInstances
= type == ScalarProperties ? m_seenInstancesTopDown : m_seenInstancesBottomUp;
Item *origSrcItem = srcItem;
do {
if (!seenInstances.contains(srcItem)) {
seenInstances.insert(srcItem);
for (Item::PropertyMap::const_iterator it = srcItem->properties().constBegin();
it != srcItem->properties().constEnd(); ++it) {
const ValuePtr &srcVal = it.value();
if (srcVal->type() != Value::JSSourceValueType)
continue;
const PropertyDeclaration srcDecl = srcItem->propertyDeclaration(it.key());
if (!srcDecl.isValid() || srcDecl.isScalar() != (type == ScalarProperties))
continue;
ValuePtr &v = (*dst)[it.key()];
if (v && type == ScalarProperties)
continue;
ValuePtr clonedVal = srcVal->clone();
m_decls[clonedVal] = srcDecl;
clonedVal->setDefiningItem(origSrcItem);
if (v) {
QBS_CHECK(!clonedVal->next());
clonedVal->setNext(v);
}
v = clonedVal;
}
}
srcItem = srcItem->prototype();
} while (srcItem && srcItem->type() == ItemType::ModuleInstance);
}