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Fix #14136: Make Object.create return any all the time

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This commit is contained in:
Mohamed Hegazy 2017-02-17 16:47:51 -08:00
parent 6b5c448d79
commit 1120971a6e
4 changed files with 65 additions and 71 deletions
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2
src/lib/es5.d.ts vendored
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@ -140,7 +140,7 @@ interface ObjectConstructor {
* Creates an object that has the specified prototype or that has null prototype.
* @param o Object to use as a prototype. May be null.
*/
create<T extends object>(o: T | null): T | object;
create(o: object | null): any;
/**
* Creates an object that has the specified prototype, and that optionally contains specified properties.

18
tests/baselines/reference/assigningFromObjectToAnythingElse.errors.txt
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@ -1,11 +1,8 @@
tests/cases/compiler/assigningFromObjectToAnythingElse.ts(3,1): error TS2322: Type 'Object' is not assignable to type 'RegExp'.
The 'Object' type is assignable to very few other types. Did you mean to use the 'any' type instead?
Property 'exec' is missing in type 'Object'.
tests/cases/compiler/assigningFromObjectToAnythingElse.ts(5,5): error TS2322: Type 'object | Object' is not assignable to type 'String'.
Type 'object' is not assignable to type 'String'.
Property 'charAt' is missing in type '{}'.
tests/cases/compiler/assigningFromObjectToAnythingElse.ts(6,5): error TS2322: Type 'object | Number' is not assignable to type 'String'.
Type 'object' is not assignable to type 'String'.
tests/cases/compiler/assigningFromObjectToAnythingElse.ts(5,17): error TS2346: Supplied parameters do not match any signature of call target.
tests/cases/compiler/assigningFromObjectToAnythingElse.ts(6,17): error TS2346: Supplied parameters do not match any signature of call target.
tests/cases/compiler/assigningFromObjectToAnythingElse.ts(8,5): error TS2322: Type 'Object' is not assignable to type 'Error'.
The 'Object' type is assignable to very few other types. Did you mean to use the 'any' type instead?
Property 'name' is missing in type 'Object'.
@ -21,14 +18,11 @@ tests/cases/compiler/assigningFromObjectToAnythingElse.ts(8,5): error TS2322: Ty
!!! error TS2322: Property 'exec' is missing in type 'Object'.
var a: String = Object.create<Object>("");
~
!!! error TS2322: Type 'object | Object' is not assignable to type 'String'.
!!! error TS2322: Type 'object' is not assignable to type 'String'.
!!! error TS2322: Property 'charAt' is missing in type '{}'.
~~~~~~~~~~~~~~~~~~~~~~~~~
!!! error TS2346: Supplied parameters do not match any signature of call target.
var c: String = Object.create<Number>(1);
~
!!! error TS2322: Type 'object | Number' is not assignable to type 'String'.
!!! error TS2322: Type 'object' is not assignable to type 'String'.
~~~~~~~~~~~~~~~~~~~~~~~~
!!! error TS2346: Supplied parameters do not match any signature of call target.
var w: Error = new Object();
~

60
tests/baselines/reference/objectCreate.types
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@ -7,19 +7,19 @@ declare var union: null | { a: number, b: string };
>b : string
var n = Object.create(null); // object
>n : object
>Object.create(null) : object
>Object.create : { <T extends object>(o: T | null): object | T; (o: object | null, properties: PropertyDescriptorMap): any; }
>n : any
>Object.create(null) : any
>Object.create : { (o: object | null): any; (o: object | null, properties: PropertyDescriptorMap): any; }
>Object : ObjectConstructor
>create : { <T extends object>(o: T | null): object | T; (o: object | null, properties: PropertyDescriptorMap): any; }
>create : { (o: object | null): any; (o: object | null, properties: PropertyDescriptorMap): any; }
>null : null
var t = Object.create({ a: 1, b: "" }); // {a: number, b: string }
>t : object | { a: number; b: string; }
>Object.create({ a: 1, b: "" }) : object | { a: number; b: string; }
>Object.create : { <T extends object>(o: T | null): object | T; (o: object | null, properties: PropertyDescriptorMap): any; }
>t : any
>Object.create({ a: 1, b: "" }) : any
>Object.create : { (o: object | null): any; (o: object | null, properties: PropertyDescriptorMap): any; }
>Object : ObjectConstructor
>create : { <T extends object>(o: T | null): object | T; (o: object | null, properties: PropertyDescriptorMap): any; }
>create : { (o: object | null): any; (o: object | null, properties: PropertyDescriptorMap): any; }
>{ a: 1, b: "" } : { a: number; b: string; }
>a : number
>1 : 1
@ -27,45 +27,45 @@ var t = Object.create({ a: 1, b: "" }); // {a: number, b: string }
>"" : ""
var u = Object.create(union); // object | {a: number, b: string }
>u : object | { a: number; b: string; }
>Object.create(union) : object | { a: number; b: string; }
>Object.create : { <T extends object>(o: T | null): object | T; (o: object | null, properties: PropertyDescriptorMap): any; }
>u : any
>Object.create(union) : any
>Object.create : { (o: object | null): any; (o: object | null, properties: PropertyDescriptorMap): any; }
>Object : ObjectConstructor
>create : { <T extends object>(o: T | null): object | T; (o: object | null, properties: PropertyDescriptorMap): any; }
>create : { (o: object | null): any; (o: object | null, properties: PropertyDescriptorMap): any; }
>union : { a: number; b: string; } | null
var e = Object.create({}); // {}
>e : object | {}
>Object.create({}) : object | {}
>Object.create : { <T extends object>(o: T | null): object | T; (o: object | null, properties: PropertyDescriptorMap): any; }
>e : any
>Object.create({}) : any
>Object.create : { (o: object | null): any; (o: object | null, properties: PropertyDescriptorMap): any; }
>Object : ObjectConstructor
>create : { <T extends object>(o: T | null): object | T; (o: object | null, properties: PropertyDescriptorMap): any; }
>create : { (o: object | null): any; (o: object | null, properties: PropertyDescriptorMap): any; }
>{} : {}
var o = Object.create(<object>{}); // object
>o : object
>Object.create(<object>{}) : object
>Object.create : { <T extends object>(o: T | null): object | T; (o: object | null, properties: PropertyDescriptorMap): any; }
>o : any
>Object.create(<object>{}) : any
>Object.create : { (o: object | null): any; (o: object | null, properties: PropertyDescriptorMap): any; }
>Object : ObjectConstructor
>create : { <T extends object>(o: T | null): object | T; (o: object | null, properties: PropertyDescriptorMap): any; }
>create : { (o: object | null): any; (o: object | null, properties: PropertyDescriptorMap): any; }
><object>{} : object
>{} : {}
var a = Object.create(null, {}); // any
>a : any
>Object.create(null, {}) : any
>Object.create : { <T extends object>(o: T | null): object | T; (o: object | null, properties: PropertyDescriptorMap): any; }
>Object.create : { (o: object | null): any; (o: object | null, properties: PropertyDescriptorMap): any; }
>Object : ObjectConstructor
>create : { <T extends object>(o: T | null): object | T; (o: object | null, properties: PropertyDescriptorMap): any; }
>create : { (o: object | null): any; (o: object | null, properties: PropertyDescriptorMap): any; }
>null : null
>{} : {}
var a = Object.create({ a: 1, b: "" }, {});
>a : any
>Object.create({ a: 1, b: "" }, {}) : any
>Object.create : { <T extends object>(o: T | null): object | T; (o: object | null, properties: PropertyDescriptorMap): any; }
>Object.create : { (o: object | null): any; (o: object | null, properties: PropertyDescriptorMap): any; }
>Object : ObjectConstructor
>create : { <T extends object>(o: T | null): object | T; (o: object | null, properties: PropertyDescriptorMap): any; }
>create : { (o: object | null): any; (o: object | null, properties: PropertyDescriptorMap): any; }
>{ a: 1, b: "" } : { a: number; b: string; }
>a : number
>1 : 1
@ -76,27 +76,27 @@ var a = Object.create({ a: 1, b: "" }, {});
var a = Object.create(union, {});
>a : any
>Object.create(union, {}) : any
>Object.create : { <T extends object>(o: T | null): object | T; (o: object | null, properties: PropertyDescriptorMap): any; }
>Object.create : { (o: object | null): any; (o: object | null, properties: PropertyDescriptorMap): any; }
>Object : ObjectConstructor
>create : { <T extends object>(o: T | null): object | T; (o: object | null, properties: PropertyDescriptorMap): any; }
>create : { (o: object | null): any; (o: object | null, properties: PropertyDescriptorMap): any; }
>union : { a: number; b: string; } | null
>{} : {}
var a = Object.create({}, {});
>a : any
>Object.create({}, {}) : any
>Object.create : { <T extends object>(o: T | null): object | T; (o: object | null, properties: PropertyDescriptorMap): any; }
>Object.create : { (o: object | null): any; (o: object | null, properties: PropertyDescriptorMap): any; }
>Object : ObjectConstructor
>create : { <T extends object>(o: T | null): object | T; (o: object | null, properties: PropertyDescriptorMap): any; }
>create : { (o: object | null): any; (o: object | null, properties: PropertyDescriptorMap): any; }
>{} : {}
>{} : {}
var a = Object.create(<object>{}, {});
>a : any
>Object.create(<object>{}, {}) : any
>Object.create : { <T extends object>(o: T | null): object | T; (o: object | null, properties: PropertyDescriptorMap): any; }
>Object.create : { (o: object | null): any; (o: object | null, properties: PropertyDescriptorMap): any; }
>Object : ObjectConstructor
>create : { <T extends object>(o: T | null): object | T; (o: object | null, properties: PropertyDescriptorMap): any; }
>create : { (o: object | null): any; (o: object | null, properties: PropertyDescriptorMap): any; }
><object>{} : object
>{} : {}
>{} : {}

56
tests/baselines/reference/objectCreate2.types
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@ -9,17 +9,17 @@ declare var union: null | { a: number, b: string };
var n = Object.create(null); // any
>n : any
>Object.create(null) : any
>Object.create : { <T extends object>(o: T): object | T; (o: object, properties: PropertyDescriptorMap): any; }
>Object.create : { (o: object): any; (o: object, properties: PropertyDescriptorMap): any; }
>Object : ObjectConstructor
>create : { <T extends object>(o: T): object | T; (o: object, properties: PropertyDescriptorMap): any; }
>create : { (o: object): any; (o: object, properties: PropertyDescriptorMap): any; }
>null : null
var t = Object.create({ a: 1, b: "" }); // {a: number, b: string }
>t : object | { a: number; b: string; }
>Object.create({ a: 1, b: "" }) : object | { a: number; b: string; }
>Object.create : { <T extends object>(o: T): object | T; (o: object, properties: PropertyDescriptorMap): any; }
>t : any
>Object.create({ a: 1, b: "" }) : any
>Object.create : { (o: object): any; (o: object, properties: PropertyDescriptorMap): any; }
>Object : ObjectConstructor
>create : { <T extends object>(o: T): object | T; (o: object, properties: PropertyDescriptorMap): any; }
>create : { (o: object): any; (o: object, properties: PropertyDescriptorMap): any; }
>{ a: 1, b: "" } : { a: number; b: string; }
>a : number
>1 : 1
@ -27,45 +27,45 @@ var t = Object.create({ a: 1, b: "" }); // {a: number, b: string }
>"" : ""
var u = Object.create(union); // {a: number, b: string }
>u : object | { a: number; b: string; }
>Object.create(union) : object | { a: number; b: string; }
>Object.create : { <T extends object>(o: T): object | T; (o: object, properties: PropertyDescriptorMap): any; }
>u : any
>Object.create(union) : any
>Object.create : { (o: object): any; (o: object, properties: PropertyDescriptorMap): any; }
>Object : ObjectConstructor
>create : { <T extends object>(o: T): object | T; (o: object, properties: PropertyDescriptorMap): any; }
>create : { (o: object): any; (o: object, properties: PropertyDescriptorMap): any; }
>union : { a: number; b: string; }
var e = Object.create({}); // {}
>e : object | {}
>Object.create({}) : object | {}
>Object.create : { <T extends object>(o: T): object | T; (o: object, properties: PropertyDescriptorMap): any; }
>e : any
>Object.create({}) : any
>Object.create : { (o: object): any; (o: object, properties: PropertyDescriptorMap): any; }
>Object : ObjectConstructor
>create : { <T extends object>(o: T): object | T; (o: object, properties: PropertyDescriptorMap): any; }
>create : { (o: object): any; (o: object, properties: PropertyDescriptorMap): any; }
>{} : {}
var o = Object.create(<object>{}); // object
>o : object
>Object.create(<object>{}) : object
>Object.create : { <T extends object>(o: T): object | T; (o: object, properties: PropertyDescriptorMap): any; }
>o : any
>Object.create(<object>{}) : any
>Object.create : { (o: object): any; (o: object, properties: PropertyDescriptorMap): any; }
>Object : ObjectConstructor
>create : { <T extends object>(o: T): object | T; (o: object, properties: PropertyDescriptorMap): any; }
>create : { (o: object): any; (o: object, properties: PropertyDescriptorMap): any; }
><object>{} : object
>{} : {}
var a = Object.create(null, {}); // any
>a : any
>Object.create(null, {}) : any
>Object.create : { <T extends object>(o: T): object | T; (o: object, properties: PropertyDescriptorMap): any; }
>Object.create : { (o: object): any; (o: object, properties: PropertyDescriptorMap): any; }
>Object : ObjectConstructor
>create : { <T extends object>(o: T): object | T; (o: object, properties: PropertyDescriptorMap): any; }
>create : { (o: object): any; (o: object, properties: PropertyDescriptorMap): any; }
>null : null
>{} : {}
var a = Object.create({ a: 1, b: "" }, {});
>a : any
>Object.create({ a: 1, b: "" }, {}) : any
>Object.create : { <T extends object>(o: T): object | T; (o: object, properties: PropertyDescriptorMap): any; }
>Object.create : { (o: object): any; (o: object, properties: PropertyDescriptorMap): any; }
>Object : ObjectConstructor
>create : { <T extends object>(o: T): object | T; (o: object, properties: PropertyDescriptorMap): any; }
>create : { (o: object): any; (o: object, properties: PropertyDescriptorMap): any; }
>{ a: 1, b: "" } : { a: number; b: string; }
>a : number
>1 : 1
@ -76,27 +76,27 @@ var a = Object.create({ a: 1, b: "" }, {});
var a = Object.create(union, {});
>a : any
>Object.create(union, {}) : any
>Object.create : { <T extends object>(o: T): object | T; (o: object, properties: PropertyDescriptorMap): any; }
>Object.create : { (o: object): any; (o: object, properties: PropertyDescriptorMap): any; }
>Object : ObjectConstructor
>create : { <T extends object>(o: T): object | T; (o: object, properties: PropertyDescriptorMap): any; }
>create : { (o: object): any; (o: object, properties: PropertyDescriptorMap): any; }
>union : { a: number; b: string; }
>{} : {}
var a = Object.create({}, {});
>a : any
>Object.create({}, {}) : any
>Object.create : { <T extends object>(o: T): object | T; (o: object, properties: PropertyDescriptorMap): any; }
>Object.create : { (o: object): any; (o: object, properties: PropertyDescriptorMap): any; }
>Object : ObjectConstructor
>create : { <T extends object>(o: T): object | T; (o: object, properties: PropertyDescriptorMap): any; }
>create : { (o: object): any; (o: object, properties: PropertyDescriptorMap): any; }
>{} : {}
>{} : {}
var a = Object.create(<object>{}, {});
>a : any
>Object.create(<object>{}, {}) : any
>Object.create : { <T extends object>(o: T): object | T; (o: object, properties: PropertyDescriptorMap): any; }
>Object.create : { (o: object): any; (o: object, properties: PropertyDescriptorMap): any; }
>Object : ObjectConstructor
>create : { <T extends object>(o: T): object | T; (o: object, properties: PropertyDescriptorMap): any; }
>create : { (o: object): any; (o: object, properties: PropertyDescriptorMap): any; }
><object>{} : object
>{} : {}
>{} : {}