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Write language tests for covariant-only superinterfaces #36231

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eernstg opened this issue Mar 15, 2019 · 2 comments
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Write language tests for covariant-only superinterfaces #36231

eernstg opened this issue Mar 15, 2019 · 2 comments
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area-test Cross-cutting test issues (use area- labels for specific failures; not used for package:test).

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eernstg commented Mar 15, 2019

Cf. the implementation plan for this feature, we need some tests to verify that tools raise an error in case a type variable declared by a class C is used in a position which is contravariant or invariant in a superinterface of C.
@eernstg eernstg added the area-test Cross-cutting test issues (use area- labels for specific failures; not used for package:test). label Mar 15, 2019
@eernstg eernstg self-assigned this Mar 15, 2019
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eernstg commented Mar 15, 2019

Some tests added by https://dart-review.googlesource.com/c/sdk/+/97111.

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eernstg commented Mar 21, 2019

Landed as 2805a37.

@eernstg eernstg closed this as completed Mar 21, 2019
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