protected override Expression CreateEmptyCollectionExpression()
{
var defaultConstructor = ConstructorMappingCompiler <TFrom, TTo> .GetDefaultConstructor();
if (defaultConstructor != null)
{
return(Expression.New(defaultConstructor));
}
else
{
var constructor = ConstructorMappingCompiler <TFrom, TTo> .GetConstructor();
return(Expression.New(constructor, Expression.Constant(Array.CreateInstance(EnumerableReflection <TTo> .ItemType, 0))));
}
}
public static bool ShouldUse()
{
return(ConstructorMappingCompiler <TFrom, TTo> .GetConstructor() != null);
}
protected override Expression CreateCollectionInstantiationExpression(Expression itemMappingExpression)
{
return(Expression.New(ConstructorMappingCompiler <TFrom, TTo> .GetConstructor(), itemMappingExpression));
}