/// <summary>
/// Parses a javascript array
/// </summary>
/// <returns></returns>
private ArrayExpression ParseCollection()
{
Token tok = ReadToken();
Debug.Assert(tok == LSquareToken);
ArrayExpression value = new ArrayExpression();
Expression item;
while (ReadAhead(CommaToken, RSquareToken, new ExpressionMethod(ParseExpression), out item))
{
value.Add(item);
}
return value;
}
protected virtual Expression GetExpression(IEnumerable Items, Type ItemType, JsonPath CurrentPath, ISerializerHandler serializer)
{
int index = 0;
ArrayExpression expression = new ArrayExpression();
foreach (object value in Items)
{
Expression itemExpr = serializer.Serialize(value, CurrentPath.Append(index));
if (value != null && !ReflectionUtils.AreEquivalentTypes(value.GetType(), ItemType))
{
itemExpr = new CastExpression(value.GetType(), itemExpr);
}
expression.Add(itemExpr);
index++;
}
return expression;
}
/// <summary>
/// Serializes the data into a json array expression.
/// </summary>
/// <param name="data">the data to serialize</param>
/// <param name="currentPath">the current path to the data</param>
/// <param name="serializer">serializer instance to use to serialize list items</param>
/// <returns>a json array expression representation</returns>
public override Expression GetExpression(object data, JsonPath currentPath, ISerializerHandler serializer)
{
TypeData handler = Context.GetTypeHandler(data.GetType());
CollectionHandler collectionHandler = handler.GetCollectionHandler();
Type elemType = collectionHandler.GetItemType(handler.ForType);
int index = 0;
ArrayExpression expression = new ArrayExpression();
foreach (object value in collectionHandler.GetEnumerable(data))
{
Expression itemExpr = serializer.Serialize(value, currentPath.Append(index));
if (value != null && !ReflectionUtils.AreEquivalentTypes(value.GetType(), elemType))
{
itemExpr = new CastExpression(value.GetType(), itemExpr);
}
expression.Add(itemExpr);
index++;
}
return expression;
}