// Queryable's "single value" standard query operators call this method.
public TResult Execute <TResult>(Expression expression)
{
var type = typeof(TResult);
bool IsEnumerable = (type.Name == "IEnumerable`1");
Type elementType = IsEnumerable ? type.GetGenericArguments()[0] : type;
var nodes = Neo4jQueryContext.Execute(expression, elementType);
if (IsEnumerable)
{
return((TResult)nodes);
}
else
{
return(((IEnumerable <TResult>)nodes).FirstOrDefault());
}
}
public object Execute(Expression expression)
{
Type elementType = TypeSystem.GetElementType(expression.Type);
return(Neo4jQueryContext.Execute(expression, elementType));
}