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fix #656 #748

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fix #656 #748

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12 changes: 5 additions & 7 deletions src/Mapster/Adapters/ClassAdapter.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -134,7 +134,7 @@ protected override Expression CreateBlockExpression(Expression source, Expressio
{
var destinationPropertyInfo = (PropertyInfo)member.DestinationMember.Info!;
adapt = destinationPropertyInfo.IsInitOnly()
? SetValueByReflection(destination, (MemberExpression)adapt, arg.DestinationType)
? SetValueByReflection(member, (MemberExpression)adapt)
: member.DestinationMember.SetExpression(destination, adapt);
}
catch (Exception e)
Expand Down Expand Up @@ -178,19 +178,17 @@ protected override Expression CreateBlockExpression(Expression source, Expressio
return lines.Count > 0 ? (Expression)Expression.Block(lines) : Expression.Empty();
}

private static Expression SetValueByReflection(Expression destination, MemberExpression adapt,
Type destinationType)
private static Expression SetValueByReflection(MemberMapping member, MemberExpression adapt)
{
var memberName = adapt.Member.Name;
var typeofExpression = Expression.Constant(destinationType);
var typeofExpression = Expression.Constant(member.Destination!.Type);
var getPropertyMethod = typeof(Type).GetMethod("GetProperty", new[] { typeof(string) })!;
var getPropertyExpression = Expression.Call(typeofExpression, getPropertyMethod,
Expression.Constant(memberName));
Expression.Constant(member.DestinationMember.Name));
var setValueMethod =
typeof(PropertyInfo).GetMethod("SetValue", new[] { typeof(object), typeof(object) })!;
var memberAsObject = adapt.To(typeof(object));
return Expression.Call(getPropertyExpression, setValueMethod,
new[] { destination, memberAsObject });
new[] { member.Destination, memberAsObject });
}

protected override Expression? CreateInlineExpression(Expression source, CompileArgument arg)
Expand Down
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