public async Task <ProductRoot> ParseDocument(string file, VariantType variant)
{
var state = new ParseState(file, variant);
using (var stream = File.OpenRead(file)) {
var settings = new XmlReaderSettings {
Async = true
};
using (var reader = XmlReader.Create(stream, settings)) {
while (await reader.ReadAsync().ConfigureAwait(false))
{
switch (reader.NodeType)
{
case XmlNodeType.Element:
state.Inc(reader.Name, XmlNodeType.Element);
await _nodeParser.Read(state, reader).ConfigureAwait(false);
break;
case XmlNodeType.Text:
state.SetNodeType(XmlNodeType.Text);
await _nodeParser.Read(state, reader).ConfigureAwait(false);
break;
case XmlNodeType.EndElement:
state.SetNodeType(XmlNodeType.EndElement);
state.SetName(reader.Name);
await _nodeParser.Read(state, reader).ConfigureAwait(false);
state.Dec();
break;
}
}
}
}
var productRoot = new HPEStateConverter().CreateProductRoot(file, state, variant);
return(productRoot);
}
