Add analyzer for missing DefaultValueAttribute on initialized members#780

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Copilot wants to merge 9 commits intomainfrom

copilot/fix-enum-deserialization-issue

Commits on Nov 20, 2025

Initial plan
Copilot
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Add analyzer and code fix for missing DefaultValueAttribute on initialized members

Copilot
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AArnott
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Add comprehensive tests for DefaultValueInitializer analyzer and code fix

Copilot
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AArnott
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Fix code fix provider to use original expression directly instead of ToString/Parse

Copilot
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AArnott
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Add test case demonstrating fix for original enum deserialization issue

Copilot
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AArnott
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Fix code style issues in IssueReproTests

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AArnott
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Use PolyType.Roslyn NuGet package instead of embedding source files

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AArnott
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Commits on Nov 23, 2025