microsoft · sandersn · Aug 9, 2022 · Jun 16, 2022 · Jun 16, 2022 · Jun 22, 2022
diff --git a/src/lib/es5.d.ts b/src/lib/es5.d.ts
@@ -888,7 +888,17 @@ interface Date {
 interface DateConstructor {
     new(): Date;
     new(value: number | string): Date;
-    new(year: number, month: number, date?: number, hours?: number, minutes?: number, seconds?: number, ms?: number): Date;
+    /**
+     * Creates a new Date.
+     * @param year The full year designation is required for cross-century date accuracy. If year is between 0 and 99 is used, then year is assumed to be 1900 + year.
+     * @param monthIndex The month as a number between 0 and 11 (January to December).
+     * @param date The date as a number between 1 and 31.
+     * @param hours Must be supplied if minutes is supplied. A number from 0 to 23 (midnight to 11pm) that specifies the hour.
+     * @param minutes Must be supplied if seconds is supplied. A number from 0 to 59 that specifies the minutes.
+     * @param seconds Must be supplied if milliseconds is supplied. A number from 0 to 59 that specifies the seconds.
+     * @param ms A number from 0 to 999 that specifies the milliseconds.
+     */
+    new(year: number, monthIndex: number, date?: number, hours?: number, minutes?: number, seconds?: number, ms?: number): Date;
     (): string;
     readonly prototype: Date;
     /**
@@ -899,14 +909,14 @@ interface DateConstructor {
     /**
      * Returns the number of milliseconds between midnight, January 1, 1970 Universal Coordinated Time (UTC) (or GMT) and the specified date.
      * @param year The full year designation is required for cross-century date accuracy. If year is between 0 and 99 is used, then year is assumed to be 1900 + year.
-     * @param month The month as a number between 0 and 11 (January to December).
+     * @param monthIndex The month as a number between 0 and 11 (January to December).
      * @param date The date as a number between 1 and 31.
      * @param hours Must be supplied if minutes is supplied. A number from 0 to 23 (midnight to 11pm) that specifies the hour.
      * @param minutes Must be supplied if seconds is supplied. A number from 0 to 59 that specifies the minutes.
      * @param seconds Must be supplied if milliseconds is supplied. A number from 0 to 59 that specifies the seconds.
      * @param ms A number from 0 to 999 that specifies the milliseconds.
      */
-    UTC(year: number, month: number, date?: number, hours?: number, minutes?: number, seconds?: number, ms?: number): number;
+    UTC(year: number, monthIndex: number, date?: number, hours?: number, minutes?: number, seconds?: number, ms?: number): number;
     now(): number;
 }
 

diff --git a/tests/baselines/reference/destructuringParameterDeclaration4.errors.txt b/tests/baselines/reference/destructuringParameterDeclaration4.errors.txt
@@ -41,7 +41,7 @@ tests/cases/conformance/es6/destructuring/destructuringParameterDeclaration4.ts(
     a1(...array2);            // Error parameter type is (number|string)[]
           ~~~~~~
 !!! error TS2552: Cannot find name 'array2'. Did you mean 'Array'?
-!!! related TS2728 /.ts/lib.es5.d.ts:1482:13: 'Array' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:1492:13: 'Array' is declared here.
     a5([1, 2, "string", false, true]);       // Error, parameter type is [any, any, [[any]]]
               ~~~~~~~~
 !!! error TS2322: Type 'string' is not assignable to type '[[any]]'.

diff --git a/tests/baselines/reference/destructuringTuple.errors.txt b/tests/baselines/reference/destructuringTuple.errors.txt
@@ -33,8 +33,8 @@ tests/cases/compiler/destructuringTuple.ts(11,60): error TS2769: No overload mat
 !!! error TS2769:   Overload 2 of 3, '(callbackfn: (previousValue: [], currentValue: number, currentIndex: number, array: number[]) => [], initialValue: []): []', gave the following error.
 !!! error TS2769:     Type 'never[]' is not assignable to type '[]'.
 !!! error TS2769:       Target allows only 0 element(s) but source may have more.
-!!! related TS6502 /.ts/lib.es5.d.ts:1447:24: The expected type comes from the return type of this signature.
-!!! related TS6502 /.ts/lib.es5.d.ts:1453:27: The expected type comes from the return type of this signature.
+!!! related TS6502 /.ts/lib.es5.d.ts:1457:24: The expected type comes from the return type of this signature.
+!!! related TS6502 /.ts/lib.es5.d.ts:1463:27: The expected type comes from the return type of this signature.
                                                                ~~
 !!! error TS2769: No overload matches this call.
 !!! error TS2769:   Overload 1 of 2, '(...items: ConcatArray<never>[]): never[]', gave the following error.

diff --git a/tests/baselines/reference/duplicateNumericIndexers.errors.txt b/tests/baselines/reference/duplicateNumericIndexers.errors.txt
@@ -11,7 +11,7 @@ tests/cases/conformance/types/members/duplicateNumericIndexers.ts(25,5): error T
 tests/cases/conformance/types/members/duplicateNumericIndexers.ts(29,5): error TS2374: Duplicate index signature for type 'number'.
 tests/cases/conformance/types/members/duplicateNumericIndexers.ts(30,5): error TS2374: Duplicate index signature for type 'number'.
 lib.es5.d.ts(523,5): error TS2374: Duplicate index signature for type 'number'.
-lib.es5.d.ts(1468,5): error TS2374: Duplicate index signature for type 'number'.
+lib.es5.d.ts(1478,5): error TS2374: Duplicate index signature for type 'number'.
 
 
 ==== tests/cases/conformance/types/members/duplicateNumericIndexers.ts (12 errors) ====

diff --git a/tests/baselines/reference/externModule.errors.txt b/tests/baselines/reference/externModule.errors.txt
@@ -66,20 +66,20 @@ tests/cases/compiler/externModule.ts(37,3): error TS2552: Cannot find name 'XDat
     var d=new XDate();
               ~~~~~
 !!! error TS2552: Cannot find name 'XDate'. Did you mean 'Date'?
-!!! related TS2728 /.ts/lib.es5.d.ts:933:13: 'Date' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:943:13: 'Date' is declared here.
     d.getDay();
     d=new XDate(1978,2);
           ~~~~~
 !!! error TS2552: Cannot find name 'XDate'. Did you mean 'Date'?
-!!! related TS2728 /.ts/lib.es5.d.ts:933:13: 'Date' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:943:13: 'Date' is declared here.
     d.getXDate();
     var n=XDate.parse("3/2/2004");
           ~~~~~
 !!! error TS2552: Cannot find name 'XDate'. Did you mean 'Date'?
-!!! related TS2728 /.ts/lib.es5.d.ts:933:13: 'Date' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:943:13: 'Date' is declared here.
     n=XDate.UTC(1964,2,1);
       ~~~~~
 !!! error TS2552: Cannot find name 'XDate'. Did you mean 'Date'?
-!!! related TS2728 /.ts/lib.es5.d.ts:933:13: 'Date' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:943:13: 'Date' is declared here.
 
 
diff --git a/tests/baselines/reference/mappedTypeWithAsClauseAndLateBoundProperty.errors.txt b/tests/baselines/reference/mappedTypeWithAsClauseAndLateBoundProperty.errors.txt
@@ -7,5 +7,5 @@ tests/cases/compiler/mappedTypeWithAsClauseAndLateBoundProperty.ts(3,1): error T
     tgt2 = src2; // Should error
     ~~~~
 !!! error TS2741: Property 'length' is missing in type '{ [x: number]: number; toString: () => string; toLocaleString: () => string; pop: () => number; push: (...items: number[]) => number; concat: { (...items: ConcatArray<number>[]): number[]; (...items: (number | ConcatArray<number>)[]): number[]; }; join: (separator?: string) => string; reverse: () => number[]; shift: () => number; slice: (start?: number, end?: number) => number[]; sort: (compareFn?: (a: number, b: number) => number) => number[]; splice: { (start: number, deleteCount?: number): number[]; (start: number, deleteCount: number, ...items: number[]): number[]; }; unshift: (...items: number[]) => number; indexOf: (searchElement: number, fromIndex?: number) => number; lastIndexOf: (searchElement: number, fromIndex?: number) => number; every: { <S extends number>(predicate: (value: number, index: number, array: number[]) => value is S, thisArg?: any): this is S[]; (predicate: (value: number, index: number, array: number[]) => unknown, thisArg?: any): boolean; }; some: (predicate: (value: number, index: number, array: number[]) => unknown, thisArg?: any) => boolean; forEach: (callbackfn: (value: number, index: number, array: number[]) => void, thisArg?: any) => void; map: <U>(callbackfn: (value: number, index: number, array: number[]) => U, thisArg?: any) => U[]; filter: { <S extends number>(predicate: (value: number, index: number, array: number[]) => value is S, thisArg?: any): S[]; (predicate: (value: number, index: number, array: number[]) => unknown, thisArg?: any): number[]; }; reduce: { (callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: number[]) => number): number; (callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: number[]) => number, initialValue: number): number; <U>(callbackfn: (previousValue: U, currentValue: number, currentIndex: number, array: number[]) => U, initialValue: U): U; }; reduceRight: { (callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: number[]) => number): number; (callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: number[]) => number, initialValue: number): number; <U>(callbackfn: (previousValue: U, currentValue: number, currentIndex: number, array: number[]) => U, initialValue: U): U; }; find: { <S extends number>(predicate: (this: void, value: number, index: number, obj: number[]) => value is S, thisArg?: any): S; (predicate: (value: number, index: number, obj: number[]) => unknown, thisArg?: any): number; }; findIndex: (predicate: (value: number, index: number, obj: number[]) => unknown, thisArg?: any) => number; fill: (value: number, start?: number, end?: number) => number[]; copyWithin: (target: number, start: number, end?: number) => number[]; entries: () => IterableIterator<[number, number]>; keys: () => IterableIterator<number>; values: () => IterableIterator<number>; includes: (searchElement: number, fromIndex?: number) => boolean; flatMap: <U, This = undefined>(callback: (this: This, value: number, index: number, array: number[]) => U | readonly U[], thisArg?: This) => U[]; flat: <A, D extends number = 1>(this: A, depth?: D) => FlatArray<A, D>[]; [iterator]: () => IterableIterator<number>; [unscopables]: () => { copyWithin: boolean; entries: boolean; fill: boolean; find: boolean; findIndex: boolean; keys: boolean; values: boolean; }; }' but required in type 'number[]'.
-!!! related TS2728 /.ts/lib.es5.d.ts:1291:5: 'length' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:1301:5: 'length' is declared here.
 
diff --git a/tests/baselines/reference/narrowExceptionVariableInCatchClause.errors.txt b/tests/baselines/reference/narrowExceptionVariableInCatchClause.errors.txt
@@ -24,7 +24,7 @@ tests/cases/conformance/types/any/narrowExceptionVariableInCatchClause.ts(16,17)
                 err.massage; // ERROR: Property 'massage' does not exist on type 'Error'
                     ~~~~~~~
 !!! error TS2551: Property 'massage' does not exist on type 'Error'. Did you mean 'message'?
-!!! related TS2728 /.ts/lib.es5.d.ts:1041:5: 'message' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:1051:5: 'message' is declared here.
             }
 
             else {

diff --git a/tests/baselines/reference/narrowFromAnyWithInstanceof.errors.txt b/tests/baselines/reference/narrowFromAnyWithInstanceof.errors.txt
@@ -22,7 +22,7 @@ tests/cases/conformance/types/any/narrowFromAnyWithInstanceof.ts(22,7): error TS
         x.mesage;
           ~~~~~~
 !!! error TS2551: Property 'mesage' does not exist on type 'Error'. Did you mean 'message'?
-!!! related TS2728 /.ts/lib.es5.d.ts:1041:5: 'message' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:1051:5: 'message' is declared here.
     }
 
     if (x instanceof Date) {

diff --git a/tests/baselines/reference/narrowFromAnyWithTypePredicate.errors.txt b/tests/baselines/reference/narrowFromAnyWithTypePredicate.errors.txt
@@ -41,7 +41,7 @@ tests/cases/conformance/types/any/narrowFromAnyWithTypePredicate.ts(33,7): error
         x.mesage;
           ~~~~~~
 !!! error TS2551: Property 'mesage' does not exist on type 'Error'. Did you mean 'message'?
-!!! related TS2728 /.ts/lib.es5.d.ts:1041:5: 'message' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:1051:5: 'message' is declared here.
     }
 
     if (isDate(x)) {

diff --git a/tests/baselines/reference/parserRegularExpressionDivideAmbiguity1.errors.txt b/tests/baselines/reference/parserRegularExpressionDivideAmbiguity1.errors.txt
@@ -7,6 +7,6 @@ tests/cases/conformance/parser/ecmascript5/RegularExpressions/parserRegularExpre
     /notregexp/a.foo();
      ~~~~~~~~~
 !!! error TS2552: Cannot find name 'notregexp'. Did you mean 'RegExp'?
-!!! related TS2728 /.ts/lib.es5.d.ts:1037:13: 'RegExp' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:1047:13: 'RegExp' is declared here.
                ~
 !!! error TS2304: Cannot find name 'a'.
diff --git a/tests/baselines/reference/parserRegularExpressionDivideAmbiguity2.errors.txt b/tests/baselines/reference/parserRegularExpressionDivideAmbiguity2.errors.txt
@@ -6,6 +6,6 @@ tests/cases/conformance/parser/ecmascript5/RegularExpressions/parserRegularExpre
     (1) /notregexp/a.foo();
          ~~~~~~~~~
 !!! error TS2552: Cannot find name 'notregexp'. Did you mean 'RegExp'?
-!!! related TS2728 /.ts/lib.es5.d.ts:1037:13: 'RegExp' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:1047:13: 'RegExp' is declared here.
                    ~
 !!! error TS2304: Cannot find name 'a'.
diff --git a/tests/baselines/reference/parserS7.2_A1.5_T2.errors.txt b/tests/baselines/reference/parserS7.2_A1.5_T2.errors.txt
@@ -19,7 +19,7 @@ tests/cases/conformance/parser/ecmascript5/parserS7.2_A1.5_T2.ts(20,3): error TS
       $ERROR('#1: eval("\\u00A0var x\\u00A0= 1\\u00A0"); x === 1. Actual: ' + (x));
       ~~~~~~
 !!! error TS2552: Cannot find name '$ERROR'. Did you mean 'Error'?
-!!! related TS2728 /.ts/lib.es5.d.ts:1051:13: 'Error' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:1061:13: 'Error' is declared here.
     }
 
     //CHECK#2
@@ -28,7 +28,7 @@ tests/cases/conformance/parser/ecmascript5/parserS7.2_A1.5_T2.ts(20,3): error TS
       $ERROR('#2:  var x = 1 ; x === 1. Actual: ' + (x));
       ~~~~~~
 !!! error TS2552: Cannot find name '$ERROR'. Did you mean 'Error'?
-!!! related TS2728 /.ts/lib.es5.d.ts:1051:13: 'Error' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:1061:13: 'Error' is declared here.
     }
 
 

diff --git a/tests/baselines/reference/parserS7.3_A1.1_T2.errors.txt b/tests/baselines/reference/parserS7.3_A1.1_T2.errors.txt
@@ -21,7 +21,7 @@ tests/cases/conformance/parser/ecmascript5/parserS7.3_A1.1_T2.ts(17,3): error TS
       $ERROR('#1: var\\nx\\n=\\n1\\n; x === 1. Actual: ' + (x));
       ~~~~~~
 !!! error TS2552: Cannot find name '$ERROR'. Did you mean 'Error'?
-!!! related TS2728 /.ts/lib.es5.d.ts:1051:13: 'Error' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:1061:13: 'Error' is declared here.
     }
 
 
diff --git a/tests/baselines/reference/parserS7.6_A4.2_T1.errors.txt b/tests/baselines/reference/parserS7.6_A4.2_T1.errors.txt
@@ -50,70 +50,70 @@ tests/cases/conformance/parser/ecmascript5/parserS7.6_A4.2_T1.ts(142,3): error T
       $ERROR('#А');
       ~~~~~~
 !!! error TS2552: Cannot find name '$ERROR'. Did you mean 'Error'?
-!!! related TS2728 /.ts/lib.es5.d.ts:1051:13: 'Error' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:1061:13: 'Error' is declared here.
     }
     var \u0411 = 1;
     if (Б !== 1) {
       $ERROR('#Б');
       ~~~~~~
 !!! error TS2552: Cannot find name '$ERROR'. Did you mean 'Error'?
-!!! related TS2728 /.ts/lib.es5.d.ts:1051:13: 'Error' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:1061:13: 'Error' is declared here.
     }
     var \u0412 = 1;
     if (В !== 1) {
       $ERROR('#В');
       ~~~~~~
 !!! error TS2552: Cannot find name '$ERROR'. Did you mean 'Error'?
-!!! related TS2728 /.ts/lib.es5.d.ts:1051:13: 'Error' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:1061:13: 'Error' is declared here.
     }
     var \u0413 = 1;
     if (Г !== 1) {
       $ERROR('#Г');
       ~~~~~~
 !!! error TS2552: Cannot find name '$ERROR'. Did you mean 'Error'?
-!!! related TS2728 /.ts/lib.es5.d.ts:1051:13: 'Error' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:1061:13: 'Error' is declared here.
     }
     var \u0414 = 1;
     if (Д !== 1) {
       $ERROR('#Д');
       ~~~~~~
 !!! error TS2552: Cannot find name '$ERROR'. Did you mean 'Error'?
-!!! related TS2728 /.ts/lib.es5.d.ts:1051:13: 'Error' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:1061:13: 'Error' is declared here.
     }
     var \u0415 = 1;
     if (Е !== 1) {
       $ERROR('#Е');
       ~~~~~~
 !!! error TS2552: Cannot find name '$ERROR'. Did you mean 'Error'?
-!!! related TS2728 /.ts/lib.es5.d.ts:1051:13: 'Error' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:1061:13: 'Error' is declared here.
     }
     var \u0416 = 1;
     if (Ж !== 1) {
       $ERROR('#Ж');
       ~~~~~~
 !!! error TS2552: Cannot find name '$ERROR'. Did you mean 'Error'?
-!!! related TS2728 /.ts/lib.es5.d.ts:1051:13: 'Error' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:1061:13: 'Error' is declared here.
     }
     var \u0417 = 1;
     if (З !== 1) {
       $ERROR('#З');
       ~~~~~~
 !!! error TS2552: Cannot find name '$ERROR'. Did you mean 'Error'?
-!!! related TS2728 /.ts/lib.es5.d.ts:1051:13: 'Error' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:1061:13: 'Error' is declared here.
     }
     var \u0418 = 1;
     if (И !== 1) {
       $ERROR('#И');
       ~~~~~~
 !!! error TS2552: Cannot find name '$ERROR'. Did you mean 'Error'?
-!!! related TS2728 /.ts/lib.es5.d.ts:1051:13: 'Error' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:1061:13: 'Error' is declared here.
     }
     var \u0419 = 1;
     if (Й !== 1) {
       $ERROR('#Й');
       ~~~~~~
 !!! error TS2552: Cannot find name '$ERROR'. Did you mean 'Error'?
-!!! related TS2728 /.ts/lib.es5.d.ts:1051:13: 'Error' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:1061:13: 'Error' is declared here.
     }
     var \u041A = 1;
     if (К !== 1) {

diff --git a/tests/baselines/reference/parserUnicode1.errors.txt b/tests/baselines/reference/parserUnicode1.errors.txt
@@ -11,13 +11,13 @@ tests/cases/conformance/parser/ecmascript5/parserUnicode1.ts(10,5): error TS2552
         $ERROR('#6.1: var \\u0078x = 1; xx === 6. Actual: ' + (xx));
         ~~~~~~
 !!! error TS2552: Cannot find name '$ERROR'. Did you mean 'Error'?
-!!! related TS2728 /.ts/lib.es5.d.ts:1051:13: 'Error' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:1061:13: 'Error' is declared here.
       }
     }
     catch (e) {
         $ERROR('#6.2: var \\u0078x = 1; xx === 6. Actual: ' + (xx));
         ~~~~~~
 !!! error TS2552: Cannot find name '$ERROR'. Did you mean 'Error'?
-!!! related TS2728 /.ts/lib.es5.d.ts:1051:13: 'Error' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:1061:13: 'Error' is declared here.
 
     }
diff --git a/tests/baselines/reference/promisePermutations.errors.txt b/tests/baselines/reference/promisePermutations.errors.txt
@@ -447,7 +447,7 @@ tests/cases/compiler/promisePermutations.ts(160,21): error TS2769: No overload m
 !!! error TS2769:   The last overload gave the following error.
 !!! error TS2769:     Argument of type '(x: any) => IPromise<string>' is not assignable to parameter of type '(error: any) => Promise<number>'.
 !!! error TS2769:       Property 'catch' is missing in type 'IPromise<string>' but required in type 'Promise<number>'.
-!!! related TS2728 /.ts/lib.es5.d.ts:1527:5: 'catch' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:1537:5: 'catch' is declared here.
 !!! related TS2771 tests/cases/compiler/promisePermutations.ts:5:5: The last overload is declared here.
     var s10g = s10.then(testFunctionP, nIPromise, sIPromise).then(sPromise, sIPromise, sIPromise); // ok
 

diff --git a/tests/baselines/reference/promisePermutations2.errors.txt b/tests/baselines/reference/promisePermutations2.errors.txt
@@ -351,7 +351,7 @@ tests/cases/compiler/promisePermutations2.ts(159,21): error TS2345: Argument of
                                        ~~~~~~~~~
 !!! error TS2345: Argument of type '(x: any) => IPromise<string>' is not assignable to parameter of type '(error: any) => Promise<number>'.
 !!! error TS2345:   Property 'catch' is missing in type 'IPromise<string>' but required in type 'Promise<number>'.
-!!! related TS2728 /.ts/lib.es5.d.ts:1527:5: 'catch' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:1537:5: 'catch' is declared here.
     var s10g = s10.then(testFunctionP, nIPromise, sIPromise).then(sPromise, sIPromise, sIPromise); // ok
 
     var r11: IPromise<number>;