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Title: Improve logic that chooses co- vs. contra-variant inferences by ahejlsberg · Pull Request #52123 · microsoft/TypeScript · GitHub

Open Graph Title: Improve logic that chooses co- vs. contra-variant inferences by ahejlsberg · Pull Request #52123 · microsoft/TypeScript

X Title: Improve logic that chooses co- vs. contra-variant inferences by ahejlsberg · Pull Request #52123 · microsoft/TypeScript

Description: TypeScript is a superset of JavaScript that compiles to clean JavaScript output. - Improve logic that chooses co- vs. contra-variant inferences by ahejlsberg · Pull Request #52123 · microsoft/TypeScript

Open Graph Description: Fixes #52111.

X Description: Fixes #52111.

Opengraph URL: https://github.com/microsoft/TypeScript/pull/52123

X: @github

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Type parameter on ts.some/ts.find is too narrow when called on union of arrays, works with explicit instantiation #52179 https://github.com/microsoft/TypeScript/issues/52179
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