void AsioBlockableChain::unblock() {
for (AsioBlockable* cur = m_firstParent, *next; cur; cur = next) {
next = cur->getNextParent();
// the onUnblocked handler may free cur
switch (cur->getKind()) {
case Kind::AsyncFunctionWaitHandleNode:
getAsyncFunctionWaitHandleNode(cur)->onUnblocked();
break;
case Kind::AsyncGeneratorWaitHandle:
getAsyncGeneratorWaitHandle(cur)->onUnblocked();
break;
case Kind::AwaitAllWaitHandle:
getAwaitAllWaitHandle(cur)->onUnblocked();
break;
case Kind::ConditionWaitHandle:
getConditionWaitHandle(cur)->onUnblocked();
break;
case Kind::GenArrayWaitHandle:
getGenArrayWaitHandle(cur)->onUnblocked();
break;
case Kind::GenMapWaitHandle:
getGenMapWaitHandle(cur)->onUnblocked();
break;
case Kind::GenVectorWaitHandle:
getGenVectorWaitHandle(cur)->onUnblocked();
break;
}
}
}
// Currently only AAWH utilizes this to handle failures.
void AsioBlockableChain::removeFromChain(AsioBlockable* ab) {
AsioBlockable* prev = nullptr;
for (AsioBlockable* cur = m_firstParent, *next; cur; cur = next) {
next = cur->getNextParent();
if (ab == cur) {
// Found the AAWH we need to remove
assert(cur->getKind() == Kind::AwaitAllWaitHandleNode);
if (prev == nullptr) {
m_firstParent = next;
} else {
prev->updateNextParent(next);
}
return;
}
prev = cur;
}
// We should always be able to find the parent.
assert(false);
}
