GameCult/CultLib
Watch
9
0
Fork
You've already forked CultLib
 0
Code Issues Pull requests 1 Projects Releases Packages Wiki Activity Actions

Generate codecs only for compatible document shapes

Browse source
This commit is contained in:
Meta Vens 2026-07-20 02:38:18 +01:00
commit 278084fd24
1 changed files with 25 additions and 6 deletions
Download patch file Download diff file Expand all files Collapse all files

31
src/GameCult.Caching.MessagePack.Generator/CultDocumentMessagePackGenerator.cs
View file

@ -51,6 +51,14 @@ public sealed class CultDocumentMessagePackGenerator : IIncrementalGenerator
var members = DiscoverMembers(typeSymbol);
var nameMember = members.FirstOrDefault(member => member.IsName);
var canConstructForDeserialization = typeSymbol.TypeKind == TypeKind.Struct ||
typeSymbol.InstanceConstructors.Any(constructor =>
constructor.Parameters.Length == 0 &&
constructor.DeclaredAccessibility is Accessibility.Public or Accessibility.Internal);
var hasDenseSlots = members
.OrderBy(member => member.Slot)
.Select((member, index) => member.Slot == index)
.All(matches => matches);
return new DocumentShape(
typeSymbol.ToDisplayString(SymbolDisplayFormat.FullyQualifiedFormat),
schemaName,
@ -61,7 +69,9 @@ public sealed class CultDocumentMessagePackGenerator : IIncrementalGenerator
members.Where(member => member.IndexAlias != null)
.Select(member => new IndexAccessorShape(member.IndexAlias!, member.IndexAccessorMethodName!))
.ToImmutableArray(),
members.ToImmutableArray());
members.ToImmutableArray(),
canConstructForDeserialization,
hasDenseSlots);
}
private static ImmutableArray<MemberShape> DiscoverMembers(INamedTypeSymbol typeSymbol)
@ -191,10 +201,10 @@ public sealed class CultDocumentMessagePackGenerator : IIncrementalGenerator
builder.AppendLine(document.NameAccessorMethodName == null
? " null,"
: $" {document.NameAccessorMethodName},");
builder.AppendLine(canEmitPayloadCodecs
builder.AppendLine(canEmitPayloadCodecs && document.HasDenseSlots
? $" {document.PayloadSerializerMethodName},"
: " null,");
builder.AppendLine(canEmitPayloadCodecs
builder.AppendLine(canEmitPayloadCodecs && document.HasDenseSlots && document.CanConstructForDeserialization
? $" {document.PayloadDeserializerMethodName},"
: " null,");
builder.AppendLine(" new global::GameCult.Caching.CultGeneratedDocumentIndexAccessor[]");
@ -235,10 +245,13 @@ public sealed class CultDocumentMessagePackGenerator : IIncrementalGenerator
foreach (var document in documents)
{
if (canEmitPayloadCodecs)
if (canEmitPayloadCodecs && document.HasDenseSlots)
{
EmitPayloadSerializer(builder, document);
EmitPayloadDeserializer(builder, document);
if (document.CanConstructForDeserialization)
{
EmitPayloadDeserializer(builder, document);
}
}
foreach (var member in document.Members.Where(member => member.AccessorMethodName != null))
@ -531,7 +544,9 @@ public sealed class CultDocumentMessagePackGenerator : IIncrementalGenerator
string? nameMember,
string? nameAccessorMethodName,
ImmutableArray<IndexAccessorShape> indexAccessors,
ImmutableArray<MemberShape> members)
ImmutableArray<MemberShape> members,
bool canConstructForDeserialization,
bool hasDenseSlots)
{
DocumentTypeName = documentTypeName;
SchemaName = schemaName;
@ -544,6 +559,8 @@ public sealed class CultDocumentMessagePackGenerator : IIncrementalGenerator
PayloadDeserializerMethodName = $"Deserialize_{safeStem}_Payload";
IndexAccessors = indexAccessors;
Members = members;
CanConstructForDeserialization = canConstructForDeserialization;
HasDenseSlots = hasDenseSlots;
}
public string DocumentTypeName { get; }
@ -556,6 +573,8 @@ public sealed class CultDocumentMessagePackGenerator : IIncrementalGenerator
public string PayloadDeserializerMethodName { get; }
public ImmutableArray<IndexAccessorShape> IndexAccessors { get; }
public ImmutableArray<MemberShape> Members { get; }
public bool CanConstructForDeserialization { get; }
public bool HasDenseSlots { get; }
}
private sealed class IndexAccessorShape