public LambdaExpression Build(TypeMap typeMap, IMappingConfiguration configuration)
{
const string name = "src";
ParameterExpression source = Expression.Parameter(typeMap.SourceType, name);
MemberAssignment[] bindings = typeMap.PropertyMaps
.Select(m => m.BuildBind(source, configuration))
.ToArray();
return Expression.Lambda(
Expression.Condition(Expression.Equal(source, Expression.Constant(null)),
Expression.Default(typeMap.DestinationType),
Expression.MemberInit(Expression.New(typeMap.DestinationType), bindings)), source);
}
public LambdaExpression Build(TypeMap typeMap, IMappingConfiguration configuration)
{
const string name = "src";
ParameterExpression source = Expression.Parameter(typeMap.SourceType, name);
ParameterExpression destination = Expression.Parameter(typeMap.DestinationType, "dst");
Expression[] bindings = typeMap.PropertyMaps
.Select(m => m.BuildAssign(destination, source, configuration))
.Concat(new[] {destination})
.ToArray();
return Expression.Lambda(
Expression.Block(bindings),
source,
destination);
}
public LambdaExpression Build(TypeMap typeMap, IMappingConfiguration configuration)
{
var tuple = Tuple.Create(typeMap.SourceType, typeMap.DestinationType);
return concurrentDictionary.GetOrAdd(tuple, k => inner.Build(typeMap, configuration));
}