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Preserve nulls required by structured output schemas - #1929
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mikemikimike wants to merge 1 commit into
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mikemikimike wants to merge 1 commit into
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Fixes #1915
Issue: #1915
When structured tool output has an output schema and serializer options ignore null values, required nullable properties are omitted from
structuredContent. Preserve explicit nulls for this serialization path so the result matches its schema while leaving ordinary text serialization unchanged.Add regression coverage for record and class outputs with null and non-null values across the current protocol and
2025-11-25.Validation passed:
dotnet testin Debug and Release across the repository test suites;dotnet format whitespace --verify-no-changes; Windows x64 NativeAOT publish and execution; Release NuGet pack; and DocFX with warnings treated as errors. The Core suites passed 2,398 tests per net8.0/net9.0/net10.0 target (4 skipped) and 2,081 tests on net472 (294 skipped); ASP.NET Core passed 635 tests per modern target (30 skipped); Analyzer passed 57 tests.