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Merge pull request #13936 from Microsoft/FixObjectCreate
Fix #13932: Change the order of overloads and allow union for `Object.create`
This commit is contained in:
Mohamed Hegazy
GitHub
commit
ae02db4950
12
src/lib/es5.d.ts
vendored
12
src/lib/es5.d.ts
vendored
@ -137,16 +137,10 @@ interface ObjectConstructor {
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getOwnPropertyNames(o: any): string[];
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/**
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* Creates an object that has null prototype.
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* @param o Object to use as a prototype. May be null
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* Creates an object that has the specified prototype or that has null prototype.
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* @param o Object to use as a prototype. May be null.
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*/
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create(o: null): any;
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/**
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* Creates an object that has the specified prototype, and that optionally contains specified properties.
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* @param o Object to use as a prototype. May be null
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*/
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create<T extends object>(o: T): T;
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create<T extends object>(o: T | null): T | object;
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/**
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* Creates an object that has the specified prototype, and that optionally contains specified properties.
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@ -1,11 +1,11 @@
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tests/cases/compiler/assigningFromObjectToAnythingElse.ts(3,1): error TS2322: Type 'Object' is not assignable to type 'RegExp'.
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The 'Object' type is assignable to very few other types. Did you mean to use the 'any' type instead?
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Property 'exec' is missing in type 'Object'.
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tests/cases/compiler/assigningFromObjectToAnythingElse.ts(5,5): error TS2322: Type 'Object' is not assignable to type 'String'.
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The 'Object' type is assignable to very few other types. Did you mean to use the 'any' type instead?
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Property 'charAt' is missing in type 'Object'.
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tests/cases/compiler/assigningFromObjectToAnythingElse.ts(6,5): error TS2322: Type 'Number' is not assignable to type 'String'.
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Property 'charAt' is missing in type 'Number'.
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tests/cases/compiler/assigningFromObjectToAnythingElse.ts(5,5): error TS2322: Type 'object | Object' is not assignable to type 'String'.
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Type 'object' is not assignable to type 'String'.
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Property 'charAt' is missing in type '{}'.
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tests/cases/compiler/assigningFromObjectToAnythingElse.ts(6,5): error TS2322: Type 'object | Number' is not assignable to type 'String'.
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Type 'object' is not assignable to type 'String'.
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tests/cases/compiler/assigningFromObjectToAnythingElse.ts(8,5): error TS2322: Type 'Object' is not assignable to type 'Error'.
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The 'Object' type is assignable to very few other types. Did you mean to use the 'any' type instead?
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Property 'name' is missing in type 'Object'.
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@ -22,13 +22,13 @@ tests/cases/compiler/assigningFromObjectToAnythingElse.ts(8,5): error TS2322: Ty
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var a: String = Object.create<Object>("");
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~
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!!! error TS2322: Type 'Object' is not assignable to type 'String'.
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!!! error TS2322: The 'Object' type is assignable to very few other types. Did you mean to use the 'any' type instead?
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!!! error TS2322: Property 'charAt' is missing in type 'Object'.
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!!! error TS2322: Type 'object | Object' is not assignable to type 'String'.
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!!! error TS2322: Type 'object' is not assignable to type 'String'.
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!!! error TS2322: Property 'charAt' is missing in type '{}'.
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var c: String = Object.create<Number>(1);
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~
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!!! error TS2322: Type 'Number' is not assignable to type 'String'.
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!!! error TS2322: Property 'charAt' is missing in type 'Number'.
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!!! error TS2322: Type 'object | Number' is not assignable to type 'String'.
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!!! error TS2322: Type 'object' is not assignable to type 'String'.
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var w: Error = new Object();
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~
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38
tests/baselines/reference/objectCreate-errors.errors.txt
Normal file
38
tests/baselines/reference/objectCreate-errors.errors.txt
Normal file
@ -0,0 +1,38 @@
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tests/cases/compiler/objectCreate-errors.ts(2,24): error TS2345: Argument of type '1' is not assignable to parameter of type 'object | null'.
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tests/cases/compiler/objectCreate-errors.ts(3,24): error TS2345: Argument of type '"string"' is not assignable to parameter of type 'object | null'.
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tests/cases/compiler/objectCreate-errors.ts(4,24): error TS2345: Argument of type 'false' is not assignable to parameter of type 'object | null'.
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tests/cases/compiler/objectCreate-errors.ts(5,24): error TS2345: Argument of type 'undefined' is not assignable to parameter of type 'object | null'.
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tests/cases/compiler/objectCreate-errors.ts(8,24): error TS2345: Argument of type '1' is not assignable to parameter of type 'object | null'.
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tests/cases/compiler/objectCreate-errors.ts(9,24): error TS2345: Argument of type '"string"' is not assignable to parameter of type 'object | null'.
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tests/cases/compiler/objectCreate-errors.ts(10,24): error TS2345: Argument of type 'false' is not assignable to parameter of type 'object | null'.
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tests/cases/compiler/objectCreate-errors.ts(11,24): error TS2345: Argument of type 'undefined' is not assignable to parameter of type 'object | null'.
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==== tests/cases/compiler/objectCreate-errors.ts (8 errors) ====
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var e1 = Object.create(1); // Error
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~
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!!! error TS2345: Argument of type '1' is not assignable to parameter of type 'object | null'.
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var e2 = Object.create("string"); // Error
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~~~~~~~~
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!!! error TS2345: Argument of type '"string"' is not assignable to parameter of type 'object | null'.
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var e3 = Object.create(false); // Error
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~~~~~
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!!! error TS2345: Argument of type 'false' is not assignable to parameter of type 'object | null'.
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var e4 = Object.create(undefined); // Error
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~~~~~~~~~
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!!! error TS2345: Argument of type 'undefined' is not assignable to parameter of type 'object | null'.
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var e5 = Object.create(1, {}); // Error
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~
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!!! error TS2345: Argument of type '1' is not assignable to parameter of type 'object | null'.
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var e6 = Object.create("string", {}); // Error
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~~~~~~~~
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!!! error TS2345: Argument of type '"string"' is not assignable to parameter of type 'object | null'.
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var e7 = Object.create(false, {}); // Error
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~~~~~
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!!! error TS2345: Argument of type 'false' is not assignable to parameter of type 'object | null'.
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var e8 = Object.create(undefined, {}); // Error
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~~~~~~~~~
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!!! error TS2345: Argument of type 'undefined' is not assignable to parameter of type 'object | null'.
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22
tests/baselines/reference/objectCreate-errors.js
Normal file
22
tests/baselines/reference/objectCreate-errors.js
Normal file
@ -0,0 +1,22 @@
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//// [objectCreate-errors.ts]
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var e1 = Object.create(1); // Error
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var e2 = Object.create("string"); // Error
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var e3 = Object.create(false); // Error
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var e4 = Object.create(undefined); // Error
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var e5 = Object.create(1, {}); // Error
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var e6 = Object.create("string", {}); // Error
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var e7 = Object.create(false, {}); // Error
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var e8 = Object.create(undefined, {}); // Error
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//// [objectCreate-errors.js]
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var e1 = Object.create(1); // Error
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var e2 = Object.create("string"); // Error
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var e3 = Object.create(false); // Error
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var e4 = Object.create(undefined); // Error
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var e5 = Object.create(1, {}); // Error
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var e6 = Object.create("string", {}); // Error
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var e7 = Object.create(false, {}); // Error
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var e8 = Object.create(undefined, {}); // Error
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28
tests/baselines/reference/objectCreate.js
Normal file
28
tests/baselines/reference/objectCreate.js
Normal file
@ -0,0 +1,28 @@
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//// [objectCreate.ts]
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declare var union: null | { a: number, b: string };
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var n = Object.create(null); // object
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var t = Object.create({ a: 1, b: "" }); // {a: number, b: string }
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var u = Object.create(union); // object | {a: number, b: string }
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var e = Object.create({}); // {}
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var o = Object.create(<object>{}); // object
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var a = Object.create(null, {}); // any
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var a = Object.create({ a: 1, b: "" }, {});
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var a = Object.create(union, {});
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var a = Object.create({}, {});
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var a = Object.create(<object>{}, {});
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//// [objectCreate.js]
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var n = Object.create(null); // object
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var t = Object.create({ a: 1, b: "" }); // {a: number, b: string }
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var u = Object.create(union); // object | {a: number, b: string }
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var e = Object.create({}); // {}
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var o = Object.create({}); // object
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var a = Object.create(null, {}); // any
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var a = Object.create({ a: 1, b: "" }, {});
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var a = Object.create(union, {});
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var a = Object.create({}, {});
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var a = Object.create({}, {});
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73
tests/baselines/reference/objectCreate.symbols
Normal file
73
tests/baselines/reference/objectCreate.symbols
Normal file
@ -0,0 +1,73 @@
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=== tests/cases/compiler/objectCreate.ts ===
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declare var union: null | { a: number, b: string };
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>union : Symbol(union, Decl(objectCreate.ts, 1, 11))
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>a : Symbol(a, Decl(objectCreate.ts, 1, 27))
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>b : Symbol(b, Decl(objectCreate.ts, 1, 38))
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var n = Object.create(null); // object
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>n : Symbol(n, Decl(objectCreate.ts, 3, 3))
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>Object.create : Symbol(ObjectConstructor.create, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
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>Object : Symbol(Object, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
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>create : Symbol(ObjectConstructor.create, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
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var t = Object.create({ a: 1, b: "" }); // {a: number, b: string }
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>t : Symbol(t, Decl(objectCreate.ts, 4, 3))
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>Object.create : Symbol(ObjectConstructor.create, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
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>Object : Symbol(Object, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
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>create : Symbol(ObjectConstructor.create, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
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>a : Symbol(a, Decl(objectCreate.ts, 4, 23))
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>b : Symbol(b, Decl(objectCreate.ts, 4, 29))
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var u = Object.create(union); // object | {a: number, b: string }
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>u : Symbol(u, Decl(objectCreate.ts, 5, 3))
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>Object.create : Symbol(ObjectConstructor.create, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
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>Object : Symbol(Object, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
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>create : Symbol(ObjectConstructor.create, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
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>union : Symbol(union, Decl(objectCreate.ts, 1, 11))
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var e = Object.create({}); // {}
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>e : Symbol(e, Decl(objectCreate.ts, 6, 3))
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>Object.create : Symbol(ObjectConstructor.create, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
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>Object : Symbol(Object, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
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>create : Symbol(ObjectConstructor.create, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
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var o = Object.create(<object>{}); // object
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>o : Symbol(o, Decl(objectCreate.ts, 7, 3))
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>Object.create : Symbol(ObjectConstructor.create, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
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>Object : Symbol(Object, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
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>create : Symbol(ObjectConstructor.create, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
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var a = Object.create(null, {}); // any
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>a : Symbol(a, Decl(objectCreate.ts, 9, 3), Decl(objectCreate.ts, 10, 3), Decl(objectCreate.ts, 11, 3), Decl(objectCreate.ts, 12, 3), Decl(objectCreate.ts, 13, 3))
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>Object.create : Symbol(ObjectConstructor.create, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
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>Object : Symbol(Object, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
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>create : Symbol(ObjectConstructor.create, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
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var a = Object.create({ a: 1, b: "" }, {});
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>a : Symbol(a, Decl(objectCreate.ts, 9, 3), Decl(objectCreate.ts, 10, 3), Decl(objectCreate.ts, 11, 3), Decl(objectCreate.ts, 12, 3), Decl(objectCreate.ts, 13, 3))
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>Object.create : Symbol(ObjectConstructor.create, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
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>Object : Symbol(Object, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
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>create : Symbol(ObjectConstructor.create, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
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>a : Symbol(a, Decl(objectCreate.ts, 10, 23))
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>b : Symbol(b, Decl(objectCreate.ts, 10, 29))
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var a = Object.create(union, {});
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>a : Symbol(a, Decl(objectCreate.ts, 9, 3), Decl(objectCreate.ts, 10, 3), Decl(objectCreate.ts, 11, 3), Decl(objectCreate.ts, 12, 3), Decl(objectCreate.ts, 13, 3))
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>Object.create : Symbol(ObjectConstructor.create, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
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>Object : Symbol(Object, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
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>create : Symbol(ObjectConstructor.create, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
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>union : Symbol(union, Decl(objectCreate.ts, 1, 11))
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var a = Object.create({}, {});
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>a : Symbol(a, Decl(objectCreate.ts, 9, 3), Decl(objectCreate.ts, 10, 3), Decl(objectCreate.ts, 11, 3), Decl(objectCreate.ts, 12, 3), Decl(objectCreate.ts, 13, 3))
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>Object.create : Symbol(ObjectConstructor.create, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
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>Object : Symbol(Object, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
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>create : Symbol(ObjectConstructor.create, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
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var a = Object.create(<object>{}, {});
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>a : Symbol(a, Decl(objectCreate.ts, 9, 3), Decl(objectCreate.ts, 10, 3), Decl(objectCreate.ts, 11, 3), Decl(objectCreate.ts, 12, 3), Decl(objectCreate.ts, 13, 3))
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>Object.create : Symbol(ObjectConstructor.create, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
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>Object : Symbol(Object, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
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>create : Symbol(ObjectConstructor.create, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
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103
tests/baselines/reference/objectCreate.types
Normal file
103
tests/baselines/reference/objectCreate.types
Normal file
@ -0,0 +1,103 @@
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=== tests/cases/compiler/objectCreate.ts ===
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declare var union: null | { a: number, b: string };
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>union : { a: number; b: string; } | null
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>null : null
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>a : number
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>b : string
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var n = Object.create(null); // object
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>n : object
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>Object.create(null) : object
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>Object.create : { <T extends object>(o: T | null): object | T; (o: object | null, properties: PropertyDescriptorMap): any; }
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>Object : ObjectConstructor
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>create : { <T extends object>(o: T | null): object | T; (o: object | null, properties: PropertyDescriptorMap): any; }
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>null : null
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var t = Object.create({ a: 1, b: "" }); // {a: number, b: string }
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>t : object | { a: number; b: string; }
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>Object.create({ a: 1, b: "" }) : object | { a: number; b: string; }
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>Object.create : { <T extends object>(o: T | null): object | T; (o: object | null, properties: PropertyDescriptorMap): any; }
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>Object : ObjectConstructor
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>create : { <T extends object>(o: T | null): object | T; (o: object | null, properties: PropertyDescriptorMap): any; }
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>{ a: 1, b: "" } : { a: number; b: string; }
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>a : number
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>1 : 1
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>b : string
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>"" : ""
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var u = Object.create(union); // object | {a: number, b: string }
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>u : object | { a: number; b: string; }
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>Object.create(union) : object | { a: number; b: string; }
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>Object.create : { <T extends object>(o: T | null): object | T; (o: object | null, properties: PropertyDescriptorMap): any; }
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>Object : ObjectConstructor
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>create : { <T extends object>(o: T | null): object | T; (o: object | null, properties: PropertyDescriptorMap): any; }
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>union : { a: number; b: string; } | null
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var e = Object.create({}); // {}
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>e : object | {}
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>Object.create({}) : object | {}
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>Object.create : { <T extends object>(o: T | null): object | T; (o: object | null, properties: PropertyDescriptorMap): any; }
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>Object : ObjectConstructor
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>create : { <T extends object>(o: T | null): object | T; (o: object | null, properties: PropertyDescriptorMap): any; }
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>{} : {}
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var o = Object.create(<object>{}); // object
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>o : object
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>Object.create(<object>{}) : object
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>Object.create : { <T extends object>(o: T | null): object | T; (o: object | null, properties: PropertyDescriptorMap): any; }
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>Object : ObjectConstructor
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>create : { <T extends object>(o: T | null): object | T; (o: object | null, properties: PropertyDescriptorMap): any; }
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><object>{} : object
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>{} : {}
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var a = Object.create(null, {}); // any
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>a : any
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>Object.create(null, {}) : any
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>Object.create : { <T extends object>(o: T | null): object | T; (o: object | null, properties: PropertyDescriptorMap): any; }
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>Object : ObjectConstructor
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>create : { <T extends object>(o: T | null): object | T; (o: object | null, properties: PropertyDescriptorMap): any; }
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>null : null
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>{} : {}
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var a = Object.create({ a: 1, b: "" }, {});
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>a : any
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>Object.create({ a: 1, b: "" }, {}) : any
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>Object.create : { <T extends object>(o: T | null): object | T; (o: object | null, properties: PropertyDescriptorMap): any; }
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>Object : ObjectConstructor
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>create : { <T extends object>(o: T | null): object | T; (o: object | null, properties: PropertyDescriptorMap): any; }
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>{ a: 1, b: "" } : { a: number; b: string; }
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>a : number
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>1 : 1
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>b : string
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>"" : ""
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>{} : {}
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var a = Object.create(union, {});
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>a : any
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>Object.create(union, {}) : any
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>Object.create : { <T extends object>(o: T | null): object | T; (o: object | null, properties: PropertyDescriptorMap): any; }
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>Object : ObjectConstructor
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>create : { <T extends object>(o: T | null): object | T; (o: object | null, properties: PropertyDescriptorMap): any; }
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>union : { a: number; b: string; } | null
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>{} : {}
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var a = Object.create({}, {});
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>a : any
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>Object.create({}, {}) : any
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>Object.create : { <T extends object>(o: T | null): object | T; (o: object | null, properties: PropertyDescriptorMap): any; }
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>Object : ObjectConstructor
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>create : { <T extends object>(o: T | null): object | T; (o: object | null, properties: PropertyDescriptorMap): any; }
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>{} : {}
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>{} : {}
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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 : ObjectConstructor
|
||||
>create : { <T extends object>(o: T | null): object | T; (o: object | null, properties: PropertyDescriptorMap): any; }
|
||||
><object>{} : object
|
||||
>{} : {}
|
||||
>{} : {}
|
||||
|
||||
28
tests/baselines/reference/objectCreate2.js
Normal file
28
tests/baselines/reference/objectCreate2.js
Normal file
@ -0,0 +1,28 @@
|
||||
//// [objectCreate2.ts]
|
||||
|
||||
declare var union: null | { a: number, b: string };
|
||||
|
||||
var n = Object.create(null); // any
|
||||
var t = Object.create({ a: 1, b: "" }); // {a: number, b: string }
|
||||
var u = Object.create(union); // {a: number, b: string }
|
||||
var e = Object.create({}); // {}
|
||||
var o = Object.create(<object>{}); // object
|
||||
|
||||
var a = Object.create(null, {}); // any
|
||||
var a = Object.create({ a: 1, b: "" }, {});
|
||||
var a = Object.create(union, {});
|
||||
var a = Object.create({}, {});
|
||||
var a = Object.create(<object>{}, {});
|
||||
|
||||
|
||||
//// [objectCreate2.js]
|
||||
var n = Object.create(null); // any
|
||||
var t = Object.create({ a: 1, b: "" }); // {a: number, b: string }
|
||||
var u = Object.create(union); // {a: number, b: string }
|
||||
var e = Object.create({}); // {}
|
||||
var o = Object.create({}); // object
|
||||
var a = Object.create(null, {}); // any
|
||||
var a = Object.create({ a: 1, b: "" }, {});
|
||||
var a = Object.create(union, {});
|
||||
var a = Object.create({}, {});
|
||||
var a = Object.create({}, {});
|
||||
73
tests/baselines/reference/objectCreate2.symbols
Normal file
73
tests/baselines/reference/objectCreate2.symbols
Normal file
@ -0,0 +1,73 @@
|
||||
=== tests/cases/compiler/objectCreate2.ts ===
|
||||
|
||||
declare var union: null | { a: number, b: string };
|
||||
>union : Symbol(union, Decl(objectCreate2.ts, 1, 11))
|
||||
>a : Symbol(a, Decl(objectCreate2.ts, 1, 27))
|
||||
>b : Symbol(b, Decl(objectCreate2.ts, 1, 38))
|
||||
|
||||
var n = Object.create(null); // any
|
||||
>n : Symbol(n, Decl(objectCreate2.ts, 3, 3))
|
||||
>Object.create : Symbol(ObjectConstructor.create, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
|
||||
>Object : Symbol(Object, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
|
||||
>create : Symbol(ObjectConstructor.create, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
|
||||
|
||||
var t = Object.create({ a: 1, b: "" }); // {a: number, b: string }
|
||||
>t : Symbol(t, Decl(objectCreate2.ts, 4, 3))
|
||||
>Object.create : Symbol(ObjectConstructor.create, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
|
||||
>Object : Symbol(Object, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
|
||||
>create : Symbol(ObjectConstructor.create, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
|
||||
>a : Symbol(a, Decl(objectCreate2.ts, 4, 23))
|
||||
>b : Symbol(b, Decl(objectCreate2.ts, 4, 29))
|
||||
|
||||
var u = Object.create(union); // {a: number, b: string }
|
||||
>u : Symbol(u, Decl(objectCreate2.ts, 5, 3))
|
||||
>Object.create : Symbol(ObjectConstructor.create, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
|
||||
>Object : Symbol(Object, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
|
||||
>create : Symbol(ObjectConstructor.create, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
|
||||
>union : Symbol(union, Decl(objectCreate2.ts, 1, 11))
|
||||
|
||||
var e = Object.create({}); // {}
|
||||
>e : Symbol(e, Decl(objectCreate2.ts, 6, 3))
|
||||
>Object.create : Symbol(ObjectConstructor.create, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
|
||||
>Object : Symbol(Object, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
|
||||
>create : Symbol(ObjectConstructor.create, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
|
||||
|
||||
var o = Object.create(<object>{}); // object
|
||||
>o : Symbol(o, Decl(objectCreate2.ts, 7, 3))
|
||||
>Object.create : Symbol(ObjectConstructor.create, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
|
||||
>Object : Symbol(Object, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
|
||||
>create : Symbol(ObjectConstructor.create, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
|
||||
|
||||
var a = Object.create(null, {}); // any
|
||||
>a : Symbol(a, Decl(objectCreate2.ts, 9, 3), Decl(objectCreate2.ts, 10, 3), Decl(objectCreate2.ts, 11, 3), Decl(objectCreate2.ts, 12, 3), Decl(objectCreate2.ts, 13, 3))
|
||||
>Object.create : Symbol(ObjectConstructor.create, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
|
||||
>Object : Symbol(Object, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
|
||||
>create : Symbol(ObjectConstructor.create, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
|
||||
|
||||
var a = Object.create({ a: 1, b: "" }, {});
|
||||
>a : Symbol(a, Decl(objectCreate2.ts, 9, 3), Decl(objectCreate2.ts, 10, 3), Decl(objectCreate2.ts, 11, 3), Decl(objectCreate2.ts, 12, 3), Decl(objectCreate2.ts, 13, 3))
|
||||
>Object.create : Symbol(ObjectConstructor.create, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
|
||||
>Object : Symbol(Object, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
|
||||
>create : Symbol(ObjectConstructor.create, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
|
||||
>a : Symbol(a, Decl(objectCreate2.ts, 10, 23))
|
||||
>b : Symbol(b, Decl(objectCreate2.ts, 10, 29))
|
||||
|
||||
var a = Object.create(union, {});
|
||||
>a : Symbol(a, Decl(objectCreate2.ts, 9, 3), Decl(objectCreate2.ts, 10, 3), Decl(objectCreate2.ts, 11, 3), Decl(objectCreate2.ts, 12, 3), Decl(objectCreate2.ts, 13, 3))
|
||||
>Object.create : Symbol(ObjectConstructor.create, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
|
||||
>Object : Symbol(Object, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
|
||||
>create : Symbol(ObjectConstructor.create, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
|
||||
>union : Symbol(union, Decl(objectCreate2.ts, 1, 11))
|
||||
|
||||
var a = Object.create({}, {});
|
||||
>a : Symbol(a, Decl(objectCreate2.ts, 9, 3), Decl(objectCreate2.ts, 10, 3), Decl(objectCreate2.ts, 11, 3), Decl(objectCreate2.ts, 12, 3), Decl(objectCreate2.ts, 13, 3))
|
||||
>Object.create : Symbol(ObjectConstructor.create, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
|
||||
>Object : Symbol(Object, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
|
||||
>create : Symbol(ObjectConstructor.create, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
|
||||
|
||||
var a = Object.create(<object>{}, {});
|
||||
>a : Symbol(a, Decl(objectCreate2.ts, 9, 3), Decl(objectCreate2.ts, 10, 3), Decl(objectCreate2.ts, 11, 3), Decl(objectCreate2.ts, 12, 3), Decl(objectCreate2.ts, 13, 3))
|
||||
>Object.create : Symbol(ObjectConstructor.create, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
|
||||
>Object : Symbol(Object, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
|
||||
>create : Symbol(ObjectConstructor.create, Decl(lib.d.ts, --, --), Decl(lib.d.ts, --, --))
|
||||
|
||||
103
tests/baselines/reference/objectCreate2.types
Normal file
103
tests/baselines/reference/objectCreate2.types
Normal file
@ -0,0 +1,103 @@
|
||||
=== tests/cases/compiler/objectCreate2.ts ===
|
||||
|
||||
declare var union: null | { a: number, b: string };
|
||||
>union : { a: number; b: string; }
|
||||
>null : 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 : ObjectConstructor
|
||||
>create : { <T extends object>(o: T): object | T; (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; }
|
||||
>Object : ObjectConstructor
|
||||
>create : { <T extends object>(o: T): object | T; (o: object, properties: PropertyDescriptorMap): any; }
|
||||
>{ a: 1, b: "" } : { a: number; b: string; }
|
||||
>a : number
|
||||
>1 : 1
|
||||
>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; }
|
||||
>Object : ObjectConstructor
|
||||
>create : { <T extends object>(o: T): object | T; (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; }
|
||||
>Object : ObjectConstructor
|
||||
>create : { <T extends object>(o: T): object | T; (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; }
|
||||
>Object : ObjectConstructor
|
||||
>create : { <T extends object>(o: T): object | T; (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 : ObjectConstructor
|
||||
>create : { <T extends object>(o: T): object | T; (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 : ObjectConstructor
|
||||
>create : { <T extends object>(o: T): object | T; (o: object, properties: PropertyDescriptorMap): any; }
|
||||
>{ a: 1, b: "" } : { a: number; b: string; }
|
||||
>a : number
|
||||
>1 : 1
|
||||
>b : string
|
||||
>"" : ""
|
||||
>{} : {}
|
||||
|
||||
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 : ObjectConstructor
|
||||
>create : { <T extends object>(o: T): object | T; (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 : ObjectConstructor
|
||||
>create : { <T extends object>(o: T): object | T; (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 : ObjectConstructor
|
||||
>create : { <T extends object>(o: T): object | T; (o: object, properties: PropertyDescriptorMap): any; }
|
||||
><object>{} : object
|
||||
>{} : {}
|
||||
>{} : {}
|
||||
|
||||
12
tests/cases/compiler/objectCreate-errors.ts
Normal file
12
tests/cases/compiler/objectCreate-errors.ts
Normal file
@ -0,0 +1,12 @@
|
||||
// @strictNullChecks: true
|
||||
|
||||
var e1 = Object.create(1); // Error
|
||||
var e2 = Object.create("string"); // Error
|
||||
var e3 = Object.create(false); // Error
|
||||
var e4 = Object.create(undefined); // Error
|
||||
|
||||
|
||||
var e5 = Object.create(1, {}); // Error
|
||||
var e6 = Object.create("string", {}); // Error
|
||||
var e7 = Object.create(false, {}); // Error
|
||||
var e8 = Object.create(undefined, {}); // Error
|
||||
15
tests/cases/compiler/objectCreate.ts
Normal file
15
tests/cases/compiler/objectCreate.ts
Normal file
@ -0,0 +1,15 @@
|
||||
// @strictNullChecks: true
|
||||
|
||||
declare var union: null | { a: number, b: string };
|
||||
|
||||
var n = Object.create(null); // object
|
||||
var t = Object.create({ a: 1, b: "" }); // {a: number, b: string }
|
||||
var u = Object.create(union); // object | {a: number, b: string }
|
||||
var e = Object.create({}); // {}
|
||||
var o = Object.create(<object>{}); // object
|
||||
|
||||
var a = Object.create(null, {}); // any
|
||||
var a = Object.create({ a: 1, b: "" }, {});
|
||||
var a = Object.create(union, {});
|
||||
var a = Object.create({}, {});
|
||||
var a = Object.create(<object>{}, {});
|
||||
15
tests/cases/compiler/objectCreate2.ts
Normal file
15
tests/cases/compiler/objectCreate2.ts
Normal file
@ -0,0 +1,15 @@
|
||||
// @strictNullChecks: false
|
||||
|
||||
declare var union: null | { a: number, b: string };
|
||||
|
||||
var n = Object.create(null); // any
|
||||
var t = Object.create({ a: 1, b: "" }); // {a: number, b: string }
|
||||
var u = Object.create(union); // {a: number, b: string }
|
||||
var e = Object.create({}); // {}
|
||||
var o = Object.create(<object>{}); // object
|
||||
|
||||
var a = Object.create(null, {}); // any
|
||||
var a = Object.create({ a: 1, b: "" }, {});
|
||||
var a = Object.create(union, {});
|
||||
var a = Object.create({}, {});
|
||||
var a = Object.create(<object>{}, {});
|
||||
Loading…
x
Reference in New Issue
Block a user