private SwitchCase GetKnownTypeSwitchCaseForRecursion(DeserializerTypeContext ctx, RecursionNode node)
{
//var
return null;
}
private SwitchCase ProcessNode(DeserializerTypeContext ctx, RecursionNode node)
{
var accessFunction = Expression.MakeMemberAccess(null, typeof(DeserializerStore<>)
.MakeGenericType(node.Type).GetField("Function"));
var invokeReturnValue = Expression.Invoke(accessFunction, ctx.IteratorVar, ctx.StringParam);
var accessMember = Expression.MakeMemberAccess(ctx.InstanceVar, node.Member);
var assignMember = Expression.Assign(accessMember, invokeReturnValue);
var bodyExpressions = new List<Expression>();
bodyExpressions.Add(assignMember);
bodyExpressions.Add(Expression.Empty());
var body = Expression.Block(bodyExpressions);
var @case = Expression.SwitchCase(body, GetSwitchConstant(ctx, node));
return @case;
}
private Node GetDeserializationNode(PropertyOrFieldInfo member)
{
Func<PropertyOrFieldInfo, Node> nodeFunc;
if (!_deserializers.TryGetValue(member.PropertyOrFieldType, out nodeFunc))
{
var key = _deserializers.Keys.FirstOrDefault(k => k.IsAssignableFrom(member.PropertyOrFieldType));
if (key != null)
{
nodeFunc = _deserializers[key];
}
else
{
key = _deserializers.Keys.FirstOrDefault(k => member.PropertyOrFieldType.IsAssignableFrom(k));
if (key != null)
{
nodeFunc = _deserializers[key];
}
}
}
Node node;
if (nodeFunc != null)
{
node = nodeFunc(member);
}
else if (_recursionStack.Contains(member.PropertyOrFieldType))
{
node = new RecursionNode
{
Type = member.PropertyOrFieldType,
Member = member
};
}
else
{
var customNode = new UnknownTypeNode
{
Type = member.PropertyOrFieldType,
Member = member,
Children = new List<Node>()
};
var members = GetMembers(member.PropertyOrFieldType);
foreach (var childMember in members)
{
var childNode = GetDeserializationNode(childMember);
customNode.Children.Add(childNode);
}
node = customNode;
}
return node;
}