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Conditional types #21316

Merged
merged 44 commits into from Feb 3, 2018
Merged

Conditional types #21316

merged 44 commits into from Feb 3, 2018

Commits on Dec 5, 2017

  1. Initial implementation of conditional type operator

    @ahejlsberg
    ahejlsberg committed Dec 5, 2017
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Commits on Dec 8, 2017

  1. Add type relationships and distribute over union types

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    ahejlsberg committed Dec 8, 2017
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Commits on Dec 12, 2017

  1. Add 'T extends U' type operator

    @ahejlsberg
    ahejlsberg committed Dec 12, 2017
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  2. Clean up isGenericXXXType functions

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    ahejlsberg committed Dec 12, 2017
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Commits on Dec 13, 2017

  1. Introduce TypeFlags.Instatiable

    @ahejlsberg
    ahejlsberg committed Dec 13, 2017
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  2. Rename TypeVariable to InstantiableType

    @ahejlsberg
    ahejlsberg committed Dec 13, 2017
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  3. Inference for conditional and extends type operators

    @ahejlsberg
    ahejlsberg committed Dec 13, 2017
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  4. Fix typo

    @ahejlsberg
    ahejlsberg committed Dec 13, 2017
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  5. Improve conditional type constraint checking

    @ahejlsberg
    ahejlsberg committed Dec 13, 2017
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Commits on Dec 16, 2017

  1. Handle constraints for distributive conditional types

    @ahejlsberg
    ahejlsberg committed Dec 16, 2017
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Commits on Dec 17, 2017

  1. Accept new baselines

    @ahejlsberg
    ahejlsberg committed Dec 17, 2017
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Commits on Dec 18, 2017

  1. Move JsxAttributes and MarkerType from TypeFlags to ObjectFlags

    @ahejlsberg
    ahejlsberg committed Dec 18, 2017
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  2. Accept new baselines

    @ahejlsberg
    ahejlsberg committed Dec 18, 2017
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Commits on Dec 19, 2017

  1. Parse xxx? as JSDoc type when not followed by token that starts type

    @ahejlsberg
    ahejlsberg committed Dec 19, 2017
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  2. Accept new baselines

    @ahejlsberg
    ahejlsberg committed Dec 19, 2017
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Commits on Dec 20, 2017

  1. Fix linting error

    @ahejlsberg
    ahejlsberg committed Dec 20, 2017
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Commits on Jan 3, 2018

  1. Merge branch 'master' into conditionalTypes 

    # Conflicts:
#	src/compiler/checker.ts
    @ahejlsberg
    ahejlsberg committed Jan 3, 2018
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  2. Propagate both TypeFlags and ObjectFlags in getSpreadType

    @ahejlsberg
    ahejlsberg committed Jan 3, 2018
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Commits on Jan 14, 2018

  1. Eagerly evaluate S extends T when S is definitely or definitely not a… 

    …ssignable to T
    @ahejlsberg
    ahejlsberg committed Jan 14, 2018
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Commits on Jan 15, 2018

  1. Revert to extends check being part of conditional type

    @ahejlsberg
    ahejlsberg committed Jan 15, 2018
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  2. Remove 'T extends U' type constructor

    @ahejlsberg
    ahejlsberg committed Jan 15, 2018
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  3. Accept new baselines

    @ahejlsberg
    ahejlsberg committed Jan 15, 2018
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  4. Introduce substitution types to use for constrained type parameters

    @ahejlsberg
    ahejlsberg committed Jan 15, 2018
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  5. Accept new baselines

    @ahejlsberg
    ahejlsberg committed Jan 15, 2018
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  6. Properly handle 'any' and 'never' as conditional check type

    @ahejlsberg
    ahejlsberg committed Jan 15, 2018
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Commits on Jan 16, 2018

  1. Erase substitution types in type references and type alias instantiat… 

    …ions
    @ahejlsberg
    ahejlsberg committed Jan 16, 2018
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  2. Optimize the sameMap function

    @ahejlsberg
    ahejlsberg committed Jan 16, 2018
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Commits on Jan 17, 2018

  1. Merge branch 'master' into conditionalTypes 

    # Conflicts:
#	src/compiler/checker.ts
#	src/compiler/types.ts
#	tests/baselines/reference/api/tsserverlibrary.d.ts
#	tests/baselines/reference/api/typescript.d.ts
    @ahejlsberg
    ahejlsberg committed Jan 17, 2018
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Commits on Jan 18, 2018

  1. Separate code path for conditional type instantiation

    @ahejlsberg
    ahejlsberg committed Jan 18, 2018
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Commits on Jan 19, 2018

  1. Fix parsing

    @ahejlsberg
    ahejlsberg committed Jan 19, 2018
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  2. Disallow conditional type following 'extends'

    @ahejlsberg
    ahejlsberg committed Jan 19, 2018
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Commits on Jan 20, 2018

  1. Add T is related to { [P in xxx]: T[P] } type relationship

    @ahejlsberg
    ahejlsberg committed Jan 20, 2018
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  2. Add tests

    @ahejlsberg
    ahejlsberg committed Jan 20, 2018
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  3. Accept new baselines

    @ahejlsberg
    ahejlsberg committed Jan 20, 2018
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  4. Revise comments

    @ahejlsberg
    ahejlsberg committed Jan 20, 2018
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  5. Cache substitution types and remove erasure that was too eager

    @ahejlsberg
    ahejlsberg committed Jan 20, 2018
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Commits on Jan 21, 2018

  1. Remove unnecessary caching of substitution types

    @ahejlsberg
    ahejlsberg committed Jan 21, 2018
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  2. Shared code path for getConditionalType and instantiateConditionalType

    @ahejlsberg
    ahejlsberg committed Jan 21, 2018
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Commits on Jan 24, 2018

  1. Only conditional types that check naked type parameter distribute ove… 

    …r unions
    @ahejlsberg
    ahejlsberg committed Jan 24, 2018
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  2. Fix bug in resolveMappedTypeMembers

    @ahejlsberg
    ahejlsberg committed Jan 24, 2018
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Commits on Jan 30, 2018

  1. Merge branch 'master' into conditionalTypes

    @ahejlsberg
    ahejlsberg committed Jan 30, 2018
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  2. Merge branch 'master' into conditionalTypes

    @ahejlsberg
    ahejlsberg committed Jan 30, 2018
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  3. Update to use TypeFlags.Instantiable in instantiateSymbol

    @ahejlsberg
    ahejlsberg committed Jan 30, 2018
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Commits on Feb 3, 2018

  1. Merge branch 'master' into conditionalTypes 

    # Conflicts:
#	src/compiler/checker.ts
    @ahejlsberg
    ahejlsberg committed Feb 3, 2018
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