Add tests for Union(Array(T), None) index access in type checker#1407
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harehare merged 3 commits intofix/type-inference-union-tuplefrom Mar 8, 2026
Merged
Add tests for Union(Array(T), None) index access in type checker#1407harehare merged 3 commits intofix/type-inference-union-tuplefrom
harehare merged 3 commits intofix/type-inference-union-tuplefrom
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Co-authored-by: harehare <[email protected]>
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[WIP] Add tests to improve type inference and error handling
Add tests for Union(Array(T), None) index access in type checker
Mar 8, 2026
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… format Co-authored-by: harehare <[email protected]>
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Unionbranch inresolve_deferred_tuple_accesses(lib.rs:423-460)Union(Array(T), None)index access in type checker#[case]parameterized tests:test_union_array_index_access— 4 cases (Array(Number)/None valid, Array(Number)/None type error, Array(String)/None valid, two-arrays union element type error)test_union_tuple_index_access— 2 cases (Tuple/None index 0 valid, Tuple/None index 1 type error)💬 We'd love your input! Share your thoughts on Copilot coding agent in our 2 minute survey.