internal async Task WriteContentToAsync(XmlWriter writer, CancellationToken cancellationToken)
{
if (content != null)
{
string stringContent = content as string;
if (stringContent != null)
{
cancellationToken.ThrowIfCancellationRequested();
Task tWrite;
if (this is XDocument)
{
tWrite = writer.WriteWhitespaceAsync(stringContent);
}
else
{
tWrite = writer.WriteStringAsync(stringContent);
}
await tWrite.ConfigureAwait(false);
}
else
{
XNode n = (XNode)content;
do
{
n = n.next;
await n.WriteToAsync(writer, cancellationToken).ConfigureAwait(false);
} while (n != content);
}
}
}
public async Task WriteElementAsync(XElement e, CancellationToken cancellationToken)
{
PushAncestors(e);
XElement root = e;
XNode n = e;
while (true)
{
e = n as XElement;
if (e != null)
{
await WriteStartElementAsync(e, cancellationToken).ConfigureAwait(false);
if (e.content == null)
{
await WriteEndElementAsync(cancellationToken).ConfigureAwait(false);
}
else
{
string s = e.content as string;
if (s != null)
{
cancellationToken.ThrowIfCancellationRequested();
await _writer.WriteStringAsync(s).ConfigureAwait(false);
await WriteFullEndElementAsync(cancellationToken).ConfigureAwait(false);
}
else
{
n = ((XNode)e.content).next;
continue;
}
}
}
else
{
await n.WriteToAsync(_writer, cancellationToken).ConfigureAwait(false);
}
while (n != root && n == n.parent.content)
{
n = n.parent;
await WriteFullEndElementAsync(cancellationToken).ConfigureAwait(false);
}
if (n == root)
{
break;
}
n = n.next;
}
}