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Fix 8482: Add Object.values and Object.entries (#8538)
* Add es2017.Object library file * Add tests and baselines * Fix unittest * Add es2017 lib flag * Update baselines * Add tests and baselines * Address PR: add tests * Address PR: add tests
1 parent 0120d7b commit b68e939

20 files changed

+305
-10
lines changed

‎Jakefile.js

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@@ -187,6 +187,12 @@ var es2016LibrarySourceMap = es2016LibrarySource.map(function(source) {
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return { target: "lib." + source, sources: ["header.d.ts", source] };
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})
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var es2017LibrarySource = ["es2017.object.d.ts"];
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var es2017LibrarySourceMap = es2017LibrarySource.map(function(source) {
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return { target: "lib." + source, sources: ["header.d.ts", source] };
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})
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var hostsLibrarySources = ["dom.generated.d.ts", "webworker.importscripts.d.ts", "scripthost.d.ts"]
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var librarySourceMap = [
@@ -200,11 +206,12 @@ var librarySourceMap = [
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{ target: "lib.es5.d.ts", sources: ["header.d.ts", "es5.d.ts"] },
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{ target: "lib.es2015.d.ts", sources: ["header.d.ts", "es2015.d.ts"] },
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{ target: "lib.es2016.d.ts", sources: ["header.d.ts", "es2016.d.ts"] },
209+
{ target: "lib.es2017.d.ts", sources: ["header.d.ts", "es2017.d.ts"] },
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// JavaScript + all host library
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{ target: "lib.d.ts", sources: ["header.d.ts", "es5.d.ts"].concat(hostsLibrarySources), },
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{ target: "lib.es6.d.ts", sources: ["header.d.ts", "es5.d.ts"].concat(es2015LibrarySources, hostsLibrarySources, "dom.iterable.d.ts"), },
207-
].concat(es2015LibrarySourceMap, es2016LibrarySourceMap);
214+
].concat(es2015LibrarySourceMap, es2016LibrarySourceMap, es2017LibrarySourceMap);
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var libraryTargets = librarySourceMap.map(function (f) {
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return path.join(builtLocalDirectory, f.target);

‎src/compiler/commandLineParser.ts

Lines changed: 3 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -375,6 +375,7 @@ namespace ts {
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"es2015": "lib.es2015.d.ts",
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"es7": "lib.es2016.d.ts",
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"es2016": "lib.es2016.d.ts",
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"es2017": "lib.es2017.d.ts",
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// Host only
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"dom": "lib.dom.d.ts",
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"webworker": "lib.webworker.d.ts",
@@ -389,7 +390,8 @@ namespace ts {
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"es2015.reflect": "lib.es2015.reflect.d.ts",
390391
"es2015.symbol": "lib.es2015.symbol.d.ts",
391392
"es2015.symbol.wellknown": "lib.es2015.symbol.wellknown.d.ts",
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"es2016.array.include": "lib.es2016.array.include.d.ts"
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"es2016.array.include": "lib.es2016.array.include.d.ts",
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"es2017.object": "lib.es2017.object.d.ts"
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},
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},
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description: Diagnostics.Specify_library_files_to_be_included_in_the_compilation_Colon

‎src/lib/es2017.d.ts

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@@ -0,0 +1,2 @@
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/// <reference path="lib.es2016.d.ts" />
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/// <reference path="lib.es2017.object.d.ts" />

‎src/lib/es2017.object.d.ts

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@@ -0,0 +1,14 @@
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interface ObjectConstructor {
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/**
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* Returns an array of values of the enumerable properties of an object
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* @param o Object that contains the properties and methods. This can be an object that you created or an existing Document Object Model (DOM) object.
5+
*/
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values<T>(o: { [s: string]: T }): T[];
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values(o: any): any[];
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/**
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* Returns an array of key/values of the enumerable properties of an object
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* @param o Object that contains the properties and methods. This can be an object that you created or an existing Document Object Model (DOM) object.
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*/
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entries<T>(o: { [s: string]: T }): [string, T][];
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entries(o: any): [string, any][];
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}

‎tests/baselines/reference/useObjectValuesAndEntries1.js

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//// [useObjectValuesAndEntries1.ts]
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var o = { a: 1, b: 2 };
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for (var x of Object.values(o)) {
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let y = x;
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}
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var entries = Object.entries(o);
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var entries1 = Object.entries(1); // <-- entries: [string, any][]
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//// [useObjectValuesAndEntries1.js]
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var o = { a: 1, b: 2 };
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for (var _i = 0, _a = Object.values(o); _i < _a.length; _i++) {
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var x = _a[_i];
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var y = x;
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}
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var entries = Object.entries(o);
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var entries1 = Object.entries(1); // <-- entries: [string, any][]

‎tests/baselines/reference/useObjectValuesAndEntries1.symbols

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=== tests/cases/conformance/es2017/useObjectValuesAndEntries1.ts ===
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var o = { a: 1, b: 2 };
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>o : Symbol(o, Decl(useObjectValuesAndEntries1.ts, 1, 3))
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>a : Symbol(a, Decl(useObjectValuesAndEntries1.ts, 1, 9))
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>b : Symbol(b, Decl(useObjectValuesAndEntries1.ts, 1, 15))
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for (var x of Object.values(o)) {
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>x : Symbol(x, Decl(useObjectValuesAndEntries1.ts, 3, 8))
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>Object.values : Symbol(ObjectConstructor.values, Decl(lib.es2017.object.d.ts, --, --), Decl(lib.es2017.object.d.ts, --, --))
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>Object : Symbol(Object, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --))
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>values : Symbol(ObjectConstructor.values, Decl(lib.es2017.object.d.ts, --, --), Decl(lib.es2017.object.d.ts, --, --))
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>o : Symbol(o, Decl(useObjectValuesAndEntries1.ts, 1, 3))
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let y = x;
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>y : Symbol(y, Decl(useObjectValuesAndEntries1.ts, 4, 7))
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>x : Symbol(x, Decl(useObjectValuesAndEntries1.ts, 3, 8))
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}
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var entries = Object.entries(o);
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>entries : Symbol(entries, Decl(useObjectValuesAndEntries1.ts, 7, 3))
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>Object.entries : Symbol(ObjectConstructor.entries, Decl(lib.es2017.object.d.ts, --, --), Decl(lib.es2017.object.d.ts, --, --))
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>Object : Symbol(Object, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --))
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>entries : Symbol(ObjectConstructor.entries, Decl(lib.es2017.object.d.ts, --, --), Decl(lib.es2017.object.d.ts, --, --))
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>o : Symbol(o, Decl(useObjectValuesAndEntries1.ts, 1, 3))
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var entries1 = Object.entries(1); // <-- entries: [string, any][]
28+
>entries1 : Symbol(entries1, Decl(useObjectValuesAndEntries1.ts, 8, 3))
29+
>Object.entries : Symbol(ObjectConstructor.entries, Decl(lib.es2017.object.d.ts, --, --), Decl(lib.es2017.object.d.ts, --, --))
30+
>Object : Symbol(Object, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --))
31+
>entries : Symbol(ObjectConstructor.entries, Decl(lib.es2017.object.d.ts, --, --), Decl(lib.es2017.object.d.ts, --, --))
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‎tests/baselines/reference/useObjectValuesAndEntries1.types

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=== tests/cases/conformance/es2017/useObjectValuesAndEntries1.ts ===
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var o = { a: 1, b: 2 };
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>o : { a: number; b: number; }
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>{ a: 1, b: 2 } : { a: number; b: number; }
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>a : number
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>1 : number
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>b : number
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>2 : number
10+
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for (var x of Object.values(o)) {
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>x : number
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>Object.values(o) : number[]
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>Object.values : { <T>(o: { [s: string]: T; }): T[]; (o: any): any[]; }
15+
>Object : ObjectConstructor
16+
>values : { <T>(o: { [s: string]: T; }): T[]; (o: any): any[]; }
17+
>o : { a: number; b: number; }
18+
19+
let y = x;
20+
>y : number
21+
>x : number
22+
}
23+
24+
var entries = Object.entries(o);
25+
>entries : [string, number][]
26+
>Object.entries(o) : [string, number][]
27+
>Object.entries : { <T>(o: { [s: string]: T; }): [string, T][]; (o: any): [string, any][]; }
28+
>Object : ObjectConstructor
29+
>entries : { <T>(o: { [s: string]: T; }): [string, T][]; (o: any): [string, any][]; }
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>o : { a: number; b: number; }
31+
32+
var entries1 = Object.entries(1); // <-- entries: [string, any][]
33+
>entries1 : [string, any][]
34+
>Object.entries(1) : [string, any][]
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>Object.entries : { <T>(o: { [s: string]: T; }): [string, T][]; (o: any): [string, any][]; }
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>Object : ObjectConstructor
37+
>entries : { <T>(o: { [s: string]: T; }): [string, T][]; (o: any): [string, any][]; }
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>1 : number
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‎tests/baselines/reference/useObjectValuesAndEntries2.errors.txt

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tests/cases/conformance/es2017/useObjectValuesAndEntries2.ts(4,22): error TS2339: Property 'values' does not exist on type 'ObjectConstructor'.
2+
tests/cases/conformance/es2017/useObjectValuesAndEntries2.ts(8,22): error TS2339: Property 'entries' does not exist on type 'ObjectConstructor'.
3+
4+
5+
==== tests/cases/conformance/es2017/useObjectValuesAndEntries2.ts (2 errors) ====
6+
7+
var o = { a: 1, b: 2 };
8+
9+
for (var x of Object.values(o)) {
10+
~~~~~~
11+
!!! error TS2339: Property 'values' does not exist on type 'ObjectConstructor'.
12+
let y = x;
13+
}
14+
15+
var entries = Object.entries(o);
16+
~~~~~~~
17+
!!! error TS2339: Property 'entries' does not exist on type 'ObjectConstructor'.

‎tests/baselines/reference/useObjectValuesAndEntries2.js

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//// [useObjectValuesAndEntries2.ts]
2+
3+
var o = { a: 1, b: 2 };
4+
5+
for (var x of Object.values(o)) {
6+
let y = x;
7+
}
8+
9+
var entries = Object.entries(o);
10+
11+
//// [useObjectValuesAndEntries2.js]
12+
var o = { a: 1, b: 2 };
13+
for (var _i = 0, _a = Object.values(o); _i < _a.length; _i++) {
14+
var x = _a[_i];
15+
var y = x;
16+
}
17+
var entries = Object.entries(o);

‎tests/baselines/reference/useObjectValuesAndEntries3.errors.txt

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tests/cases/conformance/es2017/useObjectValuesAndEntries3.ts(4,22): error TS2339: Property 'values' does not exist on type 'ObjectConstructor'.
2+
tests/cases/conformance/es2017/useObjectValuesAndEntries3.ts(8,22): error TS2339: Property 'entries' does not exist on type 'ObjectConstructor'.
3+
4+
5+
==== tests/cases/conformance/es2017/useObjectValuesAndEntries3.ts (2 errors) ====
6+
7+
var o = { a: 1, b: 2 };
8+
9+
for (var x of Object.values(o)) {
10+
~~~~~~
11+
!!! error TS2339: Property 'values' does not exist on type 'ObjectConstructor'.
12+
let y = x;
13+
}
14+
15+
var entries = Object.entries(o);
16+
~~~~~~~
17+
!!! error TS2339: Property 'entries' does not exist on type 'ObjectConstructor'.

‎tests/baselines/reference/useObjectValuesAndEntries3.js

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//// [useObjectValuesAndEntries3.ts]
2+
3+
var o = { a: 1, b: 2 };
4+
5+
for (var x of Object.values(o)) {
6+
let y = x;
7+
}
8+
9+
var entries = Object.entries(o);
10+
11+
//// [useObjectValuesAndEntries3.js]
12+
var o = { a: 1, b: 2 };
13+
for (var x of Object.values(o)) {
14+
let y = x;
15+
}
16+
var entries = Object.entries(o);

‎tests/baselines/reference/useObjectValuesAndEntries4.js

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//// [useObjectValuesAndEntries4.ts]
2+
3+
var o = { a: 1, b: 2 };
4+
5+
for (var x of Object.values(o)) {
6+
let y = x;
7+
}
8+
9+
var entries = Object.entries(o);
10+
11+
//// [useObjectValuesAndEntries4.js]
12+
var o = { a: 1, b: 2 };
13+
for (var x of Object.values(o)) {
14+
let y = x;
15+
}
16+
var entries = Object.entries(o);

‎tests/baselines/reference/useObjectValuesAndEntries4.symbols

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=== tests/cases/conformance/es2017/useObjectValuesAndEntries4.ts ===
2+
3+
var o = { a: 1, b: 2 };
4+
>o : Symbol(o, Decl(useObjectValuesAndEntries4.ts, 1, 3))
5+
>a : Symbol(a, Decl(useObjectValuesAndEntries4.ts, 1, 9))
6+
>b : Symbol(b, Decl(useObjectValuesAndEntries4.ts, 1, 15))
7+
8+
for (var x of Object.values(o)) {
9+
>x : Symbol(x, Decl(useObjectValuesAndEntries4.ts, 3, 8))
10+
>Object.values : Symbol(ObjectConstructor.values, Decl(lib.es2017.object.d.ts, --, --), Decl(lib.es2017.object.d.ts, --, --))
11+
>Object : Symbol(Object, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es2015.core.d.ts, --, --))
12+
>values : Symbol(ObjectConstructor.values, Decl(lib.es2017.object.d.ts, --, --), Decl(lib.es2017.object.d.ts, --, --))
13+
>o : Symbol(o, Decl(useObjectValuesAndEntries4.ts, 1, 3))
14+
15+
let y = x;
16+
>y : Symbol(y, Decl(useObjectValuesAndEntries4.ts, 4, 7))
17+
>x : Symbol(x, Decl(useObjectValuesAndEntries4.ts, 3, 8))
18+
}
19+
20+
var entries = Object.entries(o);
21+
>entries : Symbol(entries, Decl(useObjectValuesAndEntries4.ts, 7, 3))
22+
>Object.entries : Symbol(ObjectConstructor.entries, Decl(lib.es2017.object.d.ts, --, --), Decl(lib.es2017.object.d.ts, --, --))
23+
>Object : Symbol(Object, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es2015.core.d.ts, --, --))
24+
>entries : Symbol(ObjectConstructor.entries, Decl(lib.es2017.object.d.ts, --, --), Decl(lib.es2017.object.d.ts, --, --))
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>o : Symbol(o, Decl(useObjectValuesAndEntries4.ts, 1, 3))
26+

‎tests/baselines/reference/useObjectValuesAndEntries4.types

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=== tests/cases/conformance/es2017/useObjectValuesAndEntries4.ts ===
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var o = { a: 1, b: 2 };
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>o : { a: number; b: number; }
5+
>{ a: 1, b: 2 } : { a: number; b: number; }
6+
>a : number
7+
>1 : number
8+
>b : number
9+
>2 : number
10+
11+
for (var x of Object.values(o)) {
12+
>x : number
13+
>Object.values(o) : number[]
14+
>Object.values : { <T>(o: { [s: string]: T; }): T[]; (o: any): any[]; }
15+
>Object : ObjectConstructor
16+
>values : { <T>(o: { [s: string]: T; }): T[]; (o: any): any[]; }
17+
>o : { a: number; b: number; }
18+
19+
let y = x;
20+
>y : number
21+
>x : number
22+
}
23+
24+
var entries = Object.entries(o);
25+
>entries : [string, number][]
26+
>Object.entries(o) : [string, number][]
27+
>Object.entries : { <T>(o: { [s: string]: T; }): [string, T][]; (o: any): [string, any][]; }
28+
>Object : ObjectConstructor
29+
>entries : { <T>(o: { [s: string]: T; }): [string, T][]; (o: any): [string, any][]; }
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>o : { a: number; b: number; }
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‎tests/cases/conformance/es2017/useObjectValuesAndEntries1.ts

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// @target: es5
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// @lib: es5,es2017.object
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var o = { a: 1, b: 2 };
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for (var x of Object.values(o)) {
7+
let y = x;
8+
}
9+
10+
var entries = Object.entries(o);
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var entries1 = Object.entries(1); // <-- entries: [string, any][]

‎tests/cases/conformance/es2017/useObjectValuesAndEntries2.ts

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// @target: es5
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// @lib: es5
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var o = { a: 1, b: 2 };
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for (var x of Object.values(o)) {
7+
let y = x;
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}
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var entries = Object.entries(o);

‎tests/cases/conformance/es2017/useObjectValuesAndEntries3.ts

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// @target: es6
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var o = { a: 1, b: 2 };
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for (var x of Object.values(o)) {
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let y = x;
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}
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var entries = Object.entries(o);

‎tests/cases/conformance/es2017/useObjectValuesAndEntries4.ts

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// @target: es6
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// @lib: es2017
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var o = { a: 1, b: 2 };
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for (var x of Object.values(o)) {
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let y = x;
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}
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var entries = Object.entries(o);

‎tests/cases/unittests/commandLineParsing.ts

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@@ -60,7 +60,7 @@ namespace ts {
6060
assertParseResult(["--lib", "es5,invalidOption", "0.ts"],
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{
6262
errors: [{
63-
messageText: "Argument for '--lib' option must be: 'es5', 'es6', 'es2015', 'es7', 'es2016', 'dom', 'webworker', 'scripthost', 'es2015.core', 'es2015.collection', 'es2015.generator', 'es2015.iterable', 'es2015.promise', 'es2015.proxy', 'es2015.reflect', 'es2015.symbol', 'es2015.symbol.wellknown', 'es2016.array.include'",
63+
messageText: "Argument for '--lib' option must be: 'es5', 'es6', 'es2015', 'es7', 'es2016', 'es2017', 'dom', 'webworker', 'scripthost', 'es2015.core', 'es2015.collection', 'es2015.generator', 'es2015.iterable', 'es2015.promise', 'es2015.proxy', 'es2015.reflect', 'es2015.symbol', 'es2015.symbol.wellknown', 'es2016.array.include', 'es2017.object'",
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category: ts.Diagnostics.Argument_for_0_option_must_be_Colon_1.category,
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code: ts.Diagnostics.Argument_for_0_option_must_be_Colon_1.code,
6666

@@ -217,7 +217,7 @@ namespace ts {
217217
start: undefined,
218218
length: undefined,
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}, {
220-
messageText: "Argument for '--lib' option must be: 'es5', 'es6', 'es2015', 'es7', 'es2016', 'dom', 'webworker', 'scripthost', 'es2015.core', 'es2015.collection', 'es2015.generator', 'es2015.iterable', 'es2015.promise', 'es2015.proxy', 'es2015.reflect', 'es2015.symbol', 'es2015.symbol.wellknown', 'es2016.array.include'",
220+
messageText: "Argument for '--lib' option must be: 'es5', 'es6', 'es2015', 'es7', 'es2016', 'es2017', 'dom', 'webworker', 'scripthost', 'es2015.core', 'es2015.collection', 'es2015.generator', 'es2015.iterable', 'es2015.promise', 'es2015.proxy', 'es2015.reflect', 'es2015.symbol', 'es2015.symbol.wellknown', 'es2016.array.include', 'es2017.object'",
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category: ts.Diagnostics.Argument_for_0_option_must_be_Colon_1.category,
222222
code: ts.Diagnostics.Argument_for_0_option_must_be_Colon_1.code,
223223

@@ -237,7 +237,7 @@ namespace ts {
237237
assertParseResult(["--lib", "es5,", "es7", "0.ts"],
238238
{
239239
errors: [{
240-
messageText: "Argument for '--lib' option must be: 'es5', 'es6', 'es2015', 'es7', 'es2016', 'dom', 'webworker', 'scripthost', 'es2015.core', 'es2015.collection', 'es2015.generator', 'es2015.iterable', 'es2015.promise', 'es2015.proxy', 'es2015.reflect', 'es2015.symbol', 'es2015.symbol.wellknown', 'es2016.array.include'",
240+
messageText: "Argument for '--lib' option must be: 'es5', 'es6', 'es2015', 'es7', 'es2016', 'es2017', 'dom', 'webworker', 'scripthost', 'es2015.core', 'es2015.collection', 'es2015.generator', 'es2015.iterable', 'es2015.promise', 'es2015.proxy', 'es2015.reflect', 'es2015.symbol', 'es2015.symbol.wellknown', 'es2016.array.include', 'es2017.object'",
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category: ts.Diagnostics.Argument_for_0_option_must_be_Colon_1.category,
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code: ts.Diagnostics.Argument_for_0_option_must_be_Colon_1.code,
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@@ -257,7 +257,7 @@ namespace ts {
257257
assertParseResult(["--lib", "es5, ", "es7", "0.ts"],
258258
{
259259
errors: [{
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messageText: "Argument for '--lib' option must be: 'es5', 'es6', 'es2015', 'es7', 'es2016', 'dom', 'webworker', 'scripthost', 'es2015.core', 'es2015.collection', 'es2015.generator', 'es2015.iterable', 'es2015.promise', 'es2015.proxy', 'es2015.reflect', 'es2015.symbol', 'es2015.symbol.wellknown', 'es2016.array.include'",
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messageText: "Argument for '--lib' option must be: 'es5', 'es6', 'es2015', 'es7', 'es2016', 'es2017', 'dom', 'webworker', 'scripthost', 'es2015.core', 'es2015.collection', 'es2015.generator', 'es2015.iterable', 'es2015.promise', 'es2015.proxy', 'es2015.reflect', 'es2015.symbol', 'es2015.symbol.wellknown', 'es2016.array.include', 'es2017.object'",
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category: ts.Diagnostics.Argument_for_0_option_must_be_Colon_1.category,
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code: ts.Diagnostics.Argument_for_0_option_must_be_Colon_1.code,
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