private TypeMap GetTypeMap(Type sourceType, Type destinationType)
{
var map = userDefinedConfiguration.FindTypeMapConfiguration(sourceType, destinationType);
if (map == null)
{
throw new KeyNotFoundException(Tuple.Create(sourceType, destinationType).ToString());
}
return(CreateOrGetTypeMap(map));
}
public Expression BuildSource(Expression expression, Type destinationType, IMappingConfiguration mappingConfiguration)
{
var map = userDefinedConfiguration.FindTypeMapConfiguration(expression.Type, destinationType);
if (map == null)
{
return(null);
}
if (processed.Add(map) == false || map.HasIncludes() == false)
{
var typeMap = CreateOrGetTypeMap(map);
var lambda = newObjectMapperBuilder.Build(typeMap, mappingConfiguration);
return(new ParameterRewriter(lambda.Parameters[0], expression).Visit(lambda.Body));
}
var typeMaps = GetTypeMapsWithIncludes(map).ToArray();
var dynamicMapper = DynamicMapperBuilder.BuildDynamicMapperType(typeMaps);
var instance = Activator.CreateInstance(dynamicMapper, mappingConfiguration);
return(Expression.Convert(Expression.Call(Expression.Constant(instance), "DynamicMap", Type.EmptyTypes, expression), destinationType));
}