Developers should be able to use System.Text.Json in Native AOT seamlessly

[layomia]

[WIP] User story to track improved Native AOT support in System.Text.Json for .NET 8.0

Work items

• [API Proposal]: Add JsonSerializer overloads accepting non-generic JsonTypeInfo #77051
• System.Text.Json fast path serialization not working with combined contexts #71933
• JsonSerializerOptions.AddContext should allow context composition #80527
• System.Text.Json source generator fails to deserialize init-only & required properties #58770
• JsonSerializerOptions should provide explicit control over chained IJsonTypeInfoResolvers #83095
• Obsolete JsonSerializerOptions.AddContext #83280
• Add source gen support for unspeakable types #82457
• Add an AppContext switch that disables using reflection by default in JsonSerializerOptions #83279
• System.Text.Json Polymorphic Type Resolving Issue #77532
• Make the return type of JsonSerializerOptions.GetTypeInfo nullable. #81269
  • JsonSerializer.Serialize overloads accepting JsonSerializerContext don't support unspeakable types. #84260
• Provide trim/AOT-safe mechanism to (de)serialize enums from strings with JSON source-gen #79311
• Get System.Text.Json.SourceGeneration tests running with NativeAot #73431
• System.Text.Json's generator causes considerable package size increase #77897
• Size saving opportunity for System.Text.Json generators with custom converters #84015

TBD

• [API Proposal]: A pattern for AOT-friendly source-generated JsonConverterFactory-based converters. #73124
• Expose instance methods in JsonSerializer #74492
• JsonConverter constructor causes MissingMetadataException upon instantiation #78029

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Issue Details

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[WIP] User story to track improved Native AOT support in System.Text.Json for .NET 8.0

Work items

• [API Proposal]: Add JsonSerializer overloads accepting non-generic JsonTypeInfo #77051
• Expose instance methods in JsonSerializer #74492
• [API Proposal]: A pattern for AOT-friendly source-generated JsonConverterFactory-based converters. #73124
• Get System.Text.Json.SourceGeneration tests running with NativeAot #73431
• System.Text.Json source generator fails to deserialize init-only & required properties #58770

Author:	layomia
Assignees:	-
Labels:	area-System.Text.Json, User Story
Milestone:	8.0.0