static MappingCache()
{
var first = Expression.Parameter(typeof(TFirst), "first");
var second = Expression.Parameter(typeof(TSecond), "second");
var secondSetExpression = MappingCache.GetSetExpression(second, first);
var blockExpression = Expression.Block(first, second, secondSetExpression, first);
Map = Expression.Lambda <Func <TFirst, TSecond, TFirst> >(blockExpression, first, second).Compile();
}
static MappingCache()
{
var first = Expression.Parameter(typeof(TFirst), "first");
var second = Expression.Parameter(typeof(TSecond), "second");
var third = Expression.Parameter(typeof(TThird), "third");
var fourth = Expression.Parameter(typeof(TFourth), "fourth");
var secondSetExpression = MappingCache.GetSetExpression(second, first);
var thirdSetExpression = MappingCache.GetSetExpression(third, first, second);
var fourthSetExpression = MappingCache.GetSetExpression(fourth, first, second, third);
var blockExpression = Expression.Block(first, second, third, fourth, secondSetExpression, thirdSetExpression, fourthSetExpression, first);
Map = Expression.Lambda <Func <TFirst, TSecond, TThird, TFourth, TFirst> >(blockExpression, first, second, third, fourth).Compile();
}
