Surface actionable diagnostic when TypeScript codegen generator is dropped by load failure#18125

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sebastienros/ts-apphost-codegen-error

Commits on Jun 11, 2026

Surface actionable diagnostic when codegen generator dropped by load failure

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Document test-only consumption of GetDiscoveryLoadFailures

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Expose discovery result instead of dedicated load-failures accessor

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Replace local test assembly fakes with reusable configurable FakeAssembly

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Gate standalone FileNotFoundException on assembly-name shape

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Potential fix for pull request finding

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Commits on Jun 12, 2026

Assert exact incompatible-SDK message in diagnostic test

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