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Merged
mayuki merged 3 commits into from
Dec 8, 2025
Merged

Generate type hints for Native AOT trimmer #996

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51c8aa5
Generate type hints for Native AOT trimmer
mayuki Dec 5, 2025
52f25f2
Fix build error
mayuki Dec 5, 2025
472d5bb
Update reference sources
mayuki Dec 8, 2025
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25 changes: 25 additions & 0 deletions ...ion.Client.SourceGenerator/CodeGen/MemoryPack/MemoryPackFormatterRegistrationGenerator.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -11,6 +11,7 @@ internal class MemoryPackFormatterRegistrationGenerator : ISerializerFormatterGe

EmitPreamble(generationContext, ctx, writer);
EmitBody(generationContext, ctx, writer);
EmitTypeHints(generationContext, ctx, writer);
EmitPostscript(generationContext, ctx, writer);

return (".MemoryPack", writer.ToString());
Expand Down Expand Up @@ -59,6 +60,7 @@ partial class {{generationContext.InitializerPartialTypeName}}
/// </summary>
public static void RegisterMemoryPackFormatters()
{
TypeHints.Register();
""");
foreach (var (resolverInfo, index) in ctx.FormatterRegistrations.Select((x, i) => (x, i)))
{
Expand All @@ -72,6 +74,29 @@ public static void RegisterMemoryPackFormatters()
""");
}

static void EmitTypeHints(GenerationContext generationContext, SerializationFormatterCodeGenContext ctx, StringBuilder writer)
{
writer.AppendLineWithFormat($$"""
/// <summary>Type hints for Ahead-of-Time compilation.</summary>
static class TypeHints
{
#if NET8_0_OR_GREATER
""");
foreach (var typeHint in ctx.TypeHints.Where(x => !x.FullName.StartsWith("global::System.")))
{
writer.AppendLineWithFormat($$"""
[System.Diagnostics.CodeAnalysis.DynamicDependency(System.Diagnostics.CodeAnalysis.DynamicallyAccessedMemberTypes.PublicMethods | System.Diagnostics.CodeAnalysis.DynamicallyAccessedMemberTypes.NonPublicMethods, typeof({{typeHint.FullName}}))]
""");
}
writer.AppendLineWithFormat($$"""
#endif
internal static void Register()
{
}
}
""");
}

static void EmitPostscript(GenerationContext generationContext, SerializationFormatterCodeGenContext ctx, StringBuilder writer)
{
}
Expand Down
12 changes: 12 additions & 0 deletions .../GenerateMemoryPackTest/Generic/0001_MyApplication1_MagicOnionInitializer_MemoryPack.g.cs
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Expand Up @@ -12,8 +12,20 @@ partial class MagicOnionInitializer
/// </summary>
public static void RegisterMemoryPackFormatters()
{
TypeHints.Register();
global::MemoryPack.MemoryPackFormatterProvider.Register(new global::MagicOnion.Serialization.MemoryPack.DynamicArgumentTupleFormatter<global::System.String, global::System.Int32>());
global::MemoryPack.MemoryPackFormatterProvider.Register(new global::MemoryPack.Formatters.ValueTupleFormatter<global::System.String, global::System.Int32>());
}
}
}
/// <summary>Type hints for Ahead-of-Time compilation.</summary>
static class TypeHints
{
#if NET8_0_OR_GREATER
[System.Diagnostics.CodeAnalysis.DynamicDependency(System.Diagnostics.CodeAnalysis.DynamicallyAccessedMemberTypes.PublicMethods | System.Diagnostics.CodeAnalysis.DynamicallyAccessedMemberTypes.NonPublicMethods, typeof(global::MagicOnion.DynamicArgumentTuple<global::System.String, global::System.Int32>))]
[System.Diagnostics.CodeAnalysis.DynamicDependency(System.Diagnostics.CodeAnalysis.DynamicallyAccessedMemberTypes.PublicMethods | System.Diagnostics.CodeAnalysis.DynamicallyAccessedMemberTypes.NonPublicMethods, typeof(global::MyApplication1.MyGenericObject<global::System.ValueTuple<global::System.String, global::System.Int32>>))]
#endif
internal static void Register()
{
}
}
11 changes: 11 additions & 0 deletions ...tionsTest/Serializer_MemoryPack/0001_MyApplication1_MagicOnionInitializer_MemoryPack.g.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -12,7 +12,18 @@ partial class MagicOnionInitializer
/// </summary>
public static void RegisterMemoryPackFormatters()
{
TypeHints.Register();
global::MemoryPack.MemoryPackFormatterProvider.Register(new global::MagicOnion.Serialization.MemoryPack.DynamicArgumentTupleFormatter<global::System.String, global::System.Int32>());
}
}
}
/// <summary>Type hints for Ahead-of-Time compilation.</summary>
static class TypeHints
{
#if NET8_0_OR_GREATER
[System.Diagnostics.CodeAnalysis.DynamicDependency(System.Diagnostics.CodeAnalysis.DynamicallyAccessedMemberTypes.PublicMethods | System.Diagnostics.CodeAnalysis.DynamicallyAccessedMemberTypes.NonPublicMethods, typeof(global::MagicOnion.DynamicArgumentTuple<global::System.String, global::System.Int32>))]
#endif
internal static void Register()
{
}
}
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