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Title: Improved mapped type support for arrays and tuples by ahejlsberg · Pull Request #26063 · microsoft/TypeScript · GitHub

Open Graph Title: Improved mapped type support for arrays and tuples by ahejlsberg · Pull Request #26063 · microsoft/TypeScript

X Title: Improved mapped type support for arrays and tuples by ahejlsberg · Pull Request #26063 · microsoft/TypeScript

Description: TypeScript is a superset of JavaScript that compiles to clean JavaScript output. - Improved mapped type support for arrays and tuples by ahejlsberg · Pull Request #26063 · microsoft/TypeScript

Open Graph Description: This PR improves our support for arrays and tuples in homomorphic mapped types (i.e. structure preserving mapped types of the form { [P in keyof T]: X }). When a homomorphic mapped type is applied ...

X Description: This PR improves our support for arrays and tuples in homomorphic mapped types (i.e. structure preserving mapped types of the form { [P in keyof T]: X }). When a homomorphic mapped type is applied ...

Opengraph URL: https://github.com/microsoft/TypeScript/pull/26063

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Further improve mapped type support for tuples and arrays (almost complete Promisify inside!) #26190 https://github.com/microsoft/TypeScript/issues/26190
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[@types/ember bug] - ember types are broken in TypeScript 3.1 typed-ember/ember-cli-typescript#246 https://github.com/typed-ember/ember-cli-typescript/issues/246
[@types/ember] rewrite computed property unwrapping to use infer DefinitelyTyped/DefinitelyTyped#28282 https://github.com/DefinitelyTyped/DefinitelyTyped/pull/28282
[RFC] What constitutes a breaking change? typed-ember/ember-cli-typescript#249 https://github.com/typed-ember/ember-cli-typescript/issues/249
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Feb 12, 2020 https://github.com/microsoft/TypeScript/pull/26063#ref-commit-56a62b7
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Feb 12, 2020 https://github.com/microsoft/TypeScript/pull/26063#ref-commit-1e81b5f
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Feb 13, 2020 https://github.com/microsoft/TypeScript/pull/26063#ref-commit-f4ae733
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Feb 21, 2020 https://github.com/microsoft/TypeScript/pull/26063#ref-commit-81677f5
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Mapped type support for array subtypes, likehttps://github.com/jablko/TypeScript/commit/81677f5a65ecffcb413dd7ca0e1fdd462893e308
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Feb 22, 2020 https://github.com/microsoft/TypeScript/pull/26063#ref-commit-6511b3c
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Mapped type support for array subtypes, likehttps://github.com/jablko/TypeScript/commit/6511b3c427278f461f34d66ed6ae90d2c0a58338
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Aug 8, 2020 https://github.com/microsoft/TypeScript/pull/26063#ref-pullrequest-659850545
Enable Epic#onMany to be called with many arguments typeless-js/typeless#86 https://github.com/typeless-js/typeless/pull/86
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Aug 16, 2020 https://github.com/microsoft/TypeScript/pull/26063#ref-issue-679602007
Using 'Key in keyof ArrayType' always returns an Array regardles of the value manipulation applied #40069 https://github.com/microsoft/TypeScript/issues/40069
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Oct 26, 2020 https://github.com/microsoft/TypeScript/pull/26063#ref-issue-205837616
Suggestion: DeepReadonly type #13923 https://github.com/microsoft/TypeScript/issues/13923
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Dec 27, 2020 https://github.com/microsoft/TypeScript/pull/26063#ref-issue-774981976
Key remapping breaks tuple support for mapped types #42122 https://github.com/microsoft/TypeScript/issues/42122
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Mar 7, 2021 https://github.com/microsoft/TypeScript/pull/26063#ref-issue-824031972
Mapped array/tuple types not always working as expected #43129 https://github.com/microsoft/TypeScript/issues/43129
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Nov 26, 2021https://github.com/microsoft/TypeScript/pull/26063#issuecomment-979902297
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Mar 22, 2023 https://github.com/microsoft/TypeScript/pull/26063#ref-issue-1631078534
In mapped types with key remapping, any property involving a generic type argument is dropped. #53357 https://github.com/microsoft/TypeScript/issues/53357
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Oct 21, 2024 https://github.com/microsoft/TypeScript/pull/26063#ref-pullrequest-2602501671
Fix: Behaviour of OptionalKeys when instantiated with primitives and arrays ts-essentials/ts-essentials#414 https://github.com/ts-essentials/ts-essentials/pull/414
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