private IEnumerable <SourceNode> ResolveLeaps(SourceNode node, IList <SourceNode> previous)
{
IList <SourceNode> result = new List <SourceNode>();
switch (node.Kind)
{
case SourceNodeKind.Leap:
result.Add(SourceNode.Leap(ResolveKey(node, previous), node.Data));
break;
case SourceNodeKind.Root:
case SourceNodeKind.Nested:
var nonNullPrevious = previous ?? Enumerable.Empty <SourceNode>();
var nextPrevious = nonNullPrevious.Concat(new[] { node }).ToArray();
foreach (var childNode in node.Children)
{
var childLeaps = ResolveLeaps(childNode, nextPrevious);
foreach (var childLeap in childLeaps)
{
result.Add(childLeap);
}
}
break;
default:
throw new ArgumentException($"Unable to flatten node kind {node.Kind}. Key: {node.Key}", nameof(node));
}
return(result);
}
private SourceNode VisitScalarNode(KeyValuePair <YamlNode, YamlNode> nodePair)
{
return(SourceNode.Leap(
GetScalarNodeKey(nodePair.Key),
GetScalarNodeValue(nodePair.Value)));
}
