using System.Linq.Expressions; using System.Reflection; namespace System.Reactive.Joins { public class QueryablePattern<TSource1, TSource2, TSource3, TSource4, TSource5, TSource6, TSource7, TSource8, TSource9, TSource10, TSource11, TSource12, TSource13, TSource14, TSource15, TSource16> : QueryablePattern { internal QueryablePattern(Expression expression) : base(expression) { } public QueryablePlan<TResult> Then<TResult>(Expression<Func<TSource1, TSource2, TSource3, TSource4, TSource5, TSource6, TSource7, TSource8, TSource9, TSource10, TSource11, TSource12, TSource13, TSource14, TSource15, TSource16, TResult>> selector) { if (selector == null) throw new ArgumentNullException("selector"); MethodInfo method = typeof(QueryablePattern<TSource1, TSource2, TSource3, TSource4, TSource5, TSource6, TSource7, TSource8, TSource9, TSource10, TSource11, TSource12, TSource13, TSource14, TSource15, TSource16>).GetMethod("Then").MakeGenericMethod(typeof(TResult)); return new QueryablePlan<TResult>((Expression)Expression.Call(base.Expression, method, selector)); } } }