public ConstructedValueExpression Compile(MapTypeContext context)
{
if (!IsSupportedType(context.TargetType))
{
return(ConstructedValueExpression.Nothing);
}
var genericArguments = context.TargetType.GetGenericArguments();
Debug.Assert(genericArguments.Length == 2);
var keyType = typeof(string);
Debug.Assert(genericArguments[0] == typeof(string));
var elementType = context.TargetType.GetGenericArguments()[1];
Debug.Assert(elementType != null);
var typeInfo = GetConcreteTypeInfo(context, keyType, elementType);
var dictType = typeInfo.ConcreteType;
Debug.Assert(dictType != null);
var constructor = typeInfo.Constructor;
Debug.Assert(constructor != null);
var addMethod = typeInfo.AddMethod;
Debug.Assert(addMethod != null);
var concreteState = context.ChangeTargetType(dictType);
var dictVar = DictionaryExpressionFactory.GetMaybeInstantiateDictionaryExpression(concreteState, constructor);
var addStmts = DictionaryExpressionFactory.AddDictionaryPopulateStatements(_valueCompiler, concreteState, elementType, dictVar.FinalValue, addMethod);
return(new ConstructedValueExpression(
dictVar.Expressions.Concat(addStmts.Expressions),
Expression.Convert(dictVar.FinalValue, context.TargetType),
dictVar.Variables.Concat(addStmts.Variables)
));
}
public ConstructedValueExpression Compile(MapTypeContext context)
{
if (!IsSupportedType(context.TargetType))
{
return(ConstructedValueExpression.Nothing);
}
var idictType = GetIDictionaryType(context);
var elementType = idictType.GetGenericArguments()[1];
var constructor = GetDictionaryConstructor(context.TargetType);
var addMethod = GetIDictionaryAddMethod(context.TargetType, idictType);
var dictVar = DictionaryExpressionFactory.GetMaybeInstantiateDictionaryExpression(context, constructor);
var addStmts = DictionaryExpressionFactory.AddDictionaryPopulateStatements(_valueCompiler, context, elementType, dictVar.FinalValue, addMethod);
return(new ConstructedValueExpression(
dictVar.Expressions.Concat(addStmts.Expressions),
Expression.Convert(dictVar.FinalValue, context.TargetType),
dictVar.Variables.Concat(addStmts.Variables)));
}
