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Type narrowing with filter #497

Merged
merged 2 commits into from
Mar 21, 2024
Merged

Type narrowing with filter #497

merged 2 commits into from
Mar 21, 2024

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mtshiba
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@mtshiba mtshiba commented Mar 21, 2024

Now, this code passes type checking.

xs: [Nat or NoneType; _] = [1, None, 2]
ys: [Nat; _] = array filter x -> x != None, xs

@mtshiba mtshiba merged commit 11f3d8f into main Mar 21, 2024
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@mtshiba mtshiba deleted the filter-guard branch March 21, 2024 09:41
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