Test updates for strict initialization

tests/baselines/reference/ES5For-ofTypeCheck11.errors.txt

@@ -3,7 +3,7 @@ ES5For-ofTypeCheck11.ts(3,6): error TS2322: Type 'string | number' is not assign
 
 
 ==== ES5For-ofTypeCheck11.ts (1 errors) ====
-    var union: string | number[];
+    declare var union: string | number[];
     var v: string;
     for (v of union) { }
          ~

tests/baselines/reference/ES5For-ofTypeCheck11.js

@@ -1,12 +1,11 @@
 //// [tests/cases/conformance/statements/for-ofStatements/ES5For-ofTypeCheck11.ts] ////
 
 //// [ES5For-ofTypeCheck11.ts]
-var union: string | number[];
+declare var union: string | number[];
 var v: string;
 for (v of union) { }
 
 //// [ES5For-ofTypeCheck11.js]
-var union;
 var v;
 for (var _i = 0, union_1 = union; _i < union_1.length; _i++) {
     v = union_1[_i];

tests/baselines/reference/ES5For-ofTypeCheck11.symbols

@@ -1,13 +1,13 @@
 //// [tests/cases/conformance/statements/for-ofStatements/ES5For-ofTypeCheck11.ts] ////
 
 === ES5For-ofTypeCheck11.ts ===
-var union: string | number[];
->union : Symbol(union, Decl(ES5For-ofTypeCheck11.ts, 0, 3))
+declare var union: string | number[];
+>union : Symbol(union, Decl(ES5For-ofTypeCheck11.ts, 0, 11))
 
 var v: string;
 >v : Symbol(v, Decl(ES5For-ofTypeCheck11.ts, 1, 3))
 
 for (v of union) { }
 >v : Symbol(v, Decl(ES5For-ofTypeCheck11.ts, 1, 3))
->union : Symbol(union, Decl(ES5For-ofTypeCheck11.ts, 0, 3))
+>union : Symbol(union, Decl(ES5For-ofTypeCheck11.ts, 0, 11))
 

tests/baselines/reference/ES5For-ofTypeCheck11.types

@@ -1,7 +1,7 @@
 //// [tests/cases/conformance/statements/for-ofStatements/ES5For-ofTypeCheck11.ts] ////
 
 === ES5For-ofTypeCheck11.ts ===
-var union: string | number[];
+declare var union: string | number[];
 >union : string | number[]
 >      : ^^^^^^^^^^^^^^^^^
 

tests/baselines/reference/ES5For-ofTypeCheck14.errors.txt

@@ -2,7 +2,7 @@ ES5For-ofTypeCheck14.ts(2,17): error TS2802: Type 'Set<number>' can only be iter
 
 
 ==== ES5For-ofTypeCheck14.ts (1 errors) ====
-    var union: string | Set<number>
+    declare var union: string | Set<number>
     for (const e of union) { }
                     ~~~~~
 !!! error TS2802: Type 'Set<number>' can only be iterated through when using the '--downlevelIteration' flag or with a '--target' of 'es2015' or higher.

tests/baselines/reference/ES5For-ofTypeCheck14.js

@@ -1,11 +1,10 @@
 //// [tests/cases/conformance/statements/for-ofStatements/ES5For-ofTypeCheck14.ts] ////
 
 //// [ES5For-ofTypeCheck14.ts]
-var union: string | Set<number>
+declare var union: string | Set<number>
 for (const e of union) { }
 
 //// [ES5For-ofTypeCheck14.js]
-var union;
 for (var _i = 0, union_1 = union; _i < union_1.length; _i++) {
     var e = union_1[_i];
 }

tests/baselines/reference/ES5For-ofTypeCheck14.symbols

@@ -1,11 +1,11 @@
 //// [tests/cases/conformance/statements/for-ofStatements/ES5For-ofTypeCheck14.ts] ////
 
 === ES5For-ofTypeCheck14.ts ===
-var union: string | Set<number>
->union : Symbol(union, Decl(ES5For-ofTypeCheck14.ts, 0, 3))
+declare var union: string | Set<number>
+>union : Symbol(union, Decl(ES5For-ofTypeCheck14.ts, 0, 11))
 >Set : Symbol(Set, Decl(lib.es2015.collection.d.ts, --, --), Decl(lib.es2015.collection.d.ts, --, --), Decl(lib.es2015.iterable.d.ts, --, --), Decl(lib.es2015.symbol.wellknown.d.ts, --, --))
 
 for (const e of union) { }
 >e : Symbol(e, Decl(ES5For-ofTypeCheck14.ts, 1, 10))
->union : Symbol(union, Decl(ES5For-ofTypeCheck14.ts, 0, 3))
+>union : Symbol(union, Decl(ES5For-ofTypeCheck14.ts, 0, 11))
 

tests/baselines/reference/ES5For-ofTypeCheck14.types

@@ -1,7 +1,7 @@
 //// [tests/cases/conformance/statements/for-ofStatements/ES5For-ofTypeCheck14.ts] ////
 
 === ES5For-ofTypeCheck14.ts ===
-var union: string | Set<number>
+declare var union: string | Set<number>
 >union : string | Set<number>
 >      : ^^^^^^^^^^^^^^^^^^^^
 

tests/baselines/reference/ES5For-ofTypeCheck7.errors.txt

@@ -2,7 +2,7 @@ ES5For-ofTypeCheck7.ts(2,15): error TS2461: Type 'number' is not an array type.
 
 
 ==== ES5For-ofTypeCheck7.ts (1 errors) ====
-    var union: string | number;
+    declare var union: string | number;
     for (var v of union) { }
                   ~~~~~
 !!! error TS2461: Type 'number' is not an array type.

tests/baselines/reference/ES5For-ofTypeCheck7.js

@@ -1,11 +1,10 @@
 //// [tests/cases/conformance/statements/for-ofStatements/ES5For-ofTypeCheck7.ts] ////
 
 //// [ES5For-ofTypeCheck7.ts]
-var union: string | number;
+declare var union: string | number;
 for (var v of union) { }
 
 //// [ES5For-ofTypeCheck7.js]
-var union;
 for (var _i = 0, union_1 = union; _i < union_1.length; _i++) {
     var v = union_1[_i];
 }

tests/baselines/reference/ES5For-ofTypeCheck7.symbols

@@ -1,10 +1,10 @@
 //// [tests/cases/conformance/statements/for-ofStatements/ES5For-ofTypeCheck7.ts] ////
 
 === ES5For-ofTypeCheck7.ts ===
-var union: string | number;
->union : Symbol(union, Decl(ES5For-ofTypeCheck7.ts, 0, 3))
+declare var union: string | number;
+>union : Symbol(union, Decl(ES5For-ofTypeCheck7.ts, 0, 11))
 
 for (var v of union) { }
 >v : Symbol(v, Decl(ES5For-ofTypeCheck7.ts, 1, 8))
->union : Symbol(union, Decl(ES5For-ofTypeCheck7.ts, 0, 3))
+>union : Symbol(union, Decl(ES5For-ofTypeCheck7.ts, 0, 11))
 

tests/baselines/reference/ES5For-ofTypeCheck7.types

@@ -1,7 +1,7 @@
 //// [tests/cases/conformance/statements/for-ofStatements/ES5For-ofTypeCheck7.ts] ////
 
 === ES5For-ofTypeCheck7.ts ===
-var union: string | number;
+declare var union: string | number;
 >union : string | number
 >      : ^^^^^^^^^^^^^^^
 

tests/baselines/reference/ES5For-ofTypeCheck8.errors.txt

@@ -3,7 +3,7 @@ ES5For-ofTypeCheck8.ts(3,6): error TS2322: Type 'string | number | symbol' is no
 
 
 ==== ES5For-ofTypeCheck8.ts (1 errors) ====
-    var union: string | string[]| number[]| symbol[];
+    declare var union: string | string[]| number[]| symbol[];
     var v: symbol;
     for (v of union) { }
          ~

tests/baselines/reference/ES5For-ofTypeCheck8.js

@@ -1,12 +1,11 @@
 //// [tests/cases/conformance/statements/for-ofStatements/ES5For-ofTypeCheck8.ts] ////
 
 //// [ES5For-ofTypeCheck8.ts]
-var union: string | string[]| number[]| symbol[];
+declare var union: string | string[]| number[]| symbol[];
 var v: symbol;
 for (v of union) { }
 
 //// [ES5For-ofTypeCheck8.js]
-var union;
 var v;
 for (var _i = 0, union_1 = union; _i < union_1.length; _i++) {
     v = union_1[_i];

tests/baselines/reference/ES5For-ofTypeCheck8.symbols

@@ -1,13 +1,13 @@
 //// [tests/cases/conformance/statements/for-ofStatements/ES5For-ofTypeCheck8.ts] ////
 
 === ES5For-ofTypeCheck8.ts ===
-var union: string | string[]| number[]| symbol[];
->union : Symbol(union, Decl(ES5For-ofTypeCheck8.ts, 0, 3))
+declare var union: string | string[]| number[]| symbol[];
+>union : Symbol(union, Decl(ES5For-ofTypeCheck8.ts, 0, 11))
 
 var v: symbol;
 >v : Symbol(v, Decl(ES5For-ofTypeCheck8.ts, 1, 3))
 
 for (v of union) { }
 >v : Symbol(v, Decl(ES5For-ofTypeCheck8.ts, 1, 3))
->union : Symbol(union, Decl(ES5For-ofTypeCheck8.ts, 0, 3))
+>union : Symbol(union, Decl(ES5For-ofTypeCheck8.ts, 0, 11))
 

tests/baselines/reference/ES5For-ofTypeCheck8.types

@@ -1,7 +1,7 @@
 //// [tests/cases/conformance/statements/for-ofStatements/ES5For-ofTypeCheck8.ts] ////
 
 === ES5For-ofTypeCheck8.ts ===
-var union: string | string[]| number[]| symbol[];
+declare var union: string | string[]| number[]| symbol[];
 >union : string | string[] | number[] | symbol[]
 >      : ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 

tests/baselines/reference/ES5For-ofTypeCheck9.errors.txt

@@ -2,7 +2,7 @@ ES5For-ofTypeCheck9.ts(2,15): error TS2461: Type 'number | symbol | string[]' is
 
 
 ==== ES5For-ofTypeCheck9.ts (1 errors) ====
-    var union: string | string[] | number | symbol;
+    declare var union: string | string[] | number | symbol;
     for (let v of union) { }
                   ~~~~~
 !!! error TS2461: Type 'number | symbol | string[]' is not an array type.

tests/baselines/reference/ES5For-ofTypeCheck9.js

@@ -1,11 +1,10 @@
 //// [tests/cases/conformance/statements/for-ofStatements/ES5For-ofTypeCheck9.ts] ////
 
 //// [ES5For-ofTypeCheck9.ts]
-var union: string | string[] | number | symbol;
+declare var union: string | string[] | number | symbol;
 for (let v of union) { }
 
 //// [ES5For-ofTypeCheck9.js]
-var union;
 for (var _i = 0, union_1 = union; _i < union_1.length; _i++) {
     var v = union_1[_i];
 }

tests/baselines/reference/ES5For-ofTypeCheck9.symbols

@@ -1,10 +1,10 @@
 //// [tests/cases/conformance/statements/for-ofStatements/ES5For-ofTypeCheck9.ts] ////
 
 === ES5For-ofTypeCheck9.ts ===
-var union: string | string[] | number | symbol;
->union : Symbol(union, Decl(ES5For-ofTypeCheck9.ts, 0, 3))
+declare var union: string | string[] | number | symbol;
+>union : Symbol(union, Decl(ES5For-ofTypeCheck9.ts, 0, 11))
 
 for (let v of union) { }
 >v : Symbol(v, Decl(ES5For-ofTypeCheck9.ts, 1, 8))
->union : Symbol(union, Decl(ES5For-ofTypeCheck9.ts, 0, 3))
+>union : Symbol(union, Decl(ES5For-ofTypeCheck9.ts, 0, 11))
 

tests/baselines/reference/ES5For-ofTypeCheck9.types

@@ -1,7 +1,7 @@
 //// [tests/cases/conformance/statements/for-ofStatements/ES5For-ofTypeCheck9.ts] ////
 
 === ES5For-ofTypeCheck9.ts ===
-var union: string | string[] | number | symbol;
+declare var union: string | string[] | number | symbol;
 >union : string | number | symbol | string[]
 >      : ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 

tests/baselines/reference/ES5SymbolProperty5.errors.txt

@@ -1,10 +1,10 @@
-ES5SymbolProperty5.ts(1,5): error TS2403: Subsequent variable declarations must have the same type.  Variable 'Symbol' must be of type 'SymbolConstructor', but here has type '{ iterator: symbol; }'.
+ES5SymbolProperty5.ts(1,13): error TS2403: Subsequent variable declarations must have the same type.  Variable 'Symbol' must be of type 'SymbolConstructor', but here has type '{ iterator: symbol; }'.
 ES5SymbolProperty5.ts(7,26): error TS2554: Expected 0 arguments, but got 1.
 
 
 ==== ES5SymbolProperty5.ts (2 errors) ====
-    var Symbol: { iterator: symbol };
-        ~~~~~~
+    declare var Symbol: { iterator: symbol };
+                ~~~~~~
 !!! error TS2403: Subsequent variable declarations must have the same type.  Variable 'Symbol' must be of type 'SymbolConstructor', but here has type '{ iterator: symbol; }'.
 !!! related TS6203 lib.es2015.symbol.d.ts:--:--: 'Symbol' was also declared here.
 

tests/baselines/reference/ES5SymbolProperty5.js

@@ -1,7 +1,7 @@
 //// [tests/cases/conformance/Symbols/ES5SymbolProperty5.ts] ////
 
 //// [ES5SymbolProperty5.ts]
-var Symbol: { iterator: symbol };
+declare var Symbol: { iterator: symbol };
 
 class C {
     [Symbol.iterator]() { }
@@ -10,7 +10,6 @@ class C {
 (new C)[Symbol.iterator](0) // Should error
 
 //// [ES5SymbolProperty5.js]
-var Symbol;
 var C = /** @class */ (function () {
     function C() {
     }

tests/baselines/reference/ES5SymbolProperty5.symbols

@@ -1,23 +1,23 @@
 //// [tests/cases/conformance/Symbols/ES5SymbolProperty5.ts] ////
 
 === ES5SymbolProperty5.ts ===
-var Symbol: { iterator: symbol };
->Symbol : Symbol(Symbol, Decl(lib.es5.d.ts, --, --), Decl(lib.es2015.symbol.d.ts, --, --), Decl(lib.es2015.symbol.wellknown.d.ts, --, --), Decl(ES5SymbolProperty5.ts, 0, 3))
->iterator : Symbol(iterator, Decl(ES5SymbolProperty5.ts, 0, 13))
+declare var Symbol: { iterator: symbol };
+>Symbol : Symbol(Symbol, Decl(lib.es5.d.ts, --, --), Decl(lib.es2015.symbol.d.ts, --, --), Decl(lib.es2015.symbol.wellknown.d.ts, --, --), Decl(ES5SymbolProperty5.ts, 0, 11))
+>iterator : Symbol(iterator, Decl(ES5SymbolProperty5.ts, 0, 21))
 
 class C {
->C : Symbol(C, Decl(ES5SymbolProperty5.ts, 0, 33))
+>C : Symbol(C, Decl(ES5SymbolProperty5.ts, 0, 41))
 
     [Symbol.iterator]() { }
 >[Symbol.iterator] : Symbol(C[Symbol.iterator], Decl(ES5SymbolProperty5.ts, 2, 9))
 >Symbol.iterator : Symbol(SymbolConstructor.iterator, Decl(lib.es2015.iterable.d.ts, --, --))
->Symbol : Symbol(Symbol, Decl(lib.es5.d.ts, --, --), Decl(lib.es2015.symbol.d.ts, --, --), Decl(lib.es2015.symbol.wellknown.d.ts, --, --), Decl(ES5SymbolProperty5.ts, 0, 3))
+>Symbol : Symbol(Symbol, Decl(lib.es5.d.ts, --, --), Decl(lib.es2015.symbol.d.ts, --, --), Decl(lib.es2015.symbol.wellknown.d.ts, --, --), Decl(ES5SymbolProperty5.ts, 0, 11))
 >iterator : Symbol(SymbolConstructor.iterator, Decl(lib.es2015.iterable.d.ts, --, --))
 }
 
 (new C)[Symbol.iterator](0) // Should error
->C : Symbol(C, Decl(ES5SymbolProperty5.ts, 0, 33))
+>C : Symbol(C, Decl(ES5SymbolProperty5.ts, 0, 41))
 >Symbol.iterator : Symbol(SymbolConstructor.iterator, Decl(lib.es2015.iterable.d.ts, --, --))
->Symbol : Symbol(Symbol, Decl(lib.es5.d.ts, --, --), Decl(lib.es2015.symbol.d.ts, --, --), Decl(lib.es2015.symbol.wellknown.d.ts, --, --), Decl(ES5SymbolProperty5.ts, 0, 3))
+>Symbol : Symbol(Symbol, Decl(lib.es5.d.ts, --, --), Decl(lib.es2015.symbol.d.ts, --, --), Decl(lib.es2015.symbol.wellknown.d.ts, --, --), Decl(ES5SymbolProperty5.ts, 0, 11))
 >iterator : Symbol(SymbolConstructor.iterator, Decl(lib.es2015.iterable.d.ts, --, --))
 

tests/baselines/reference/ES5SymbolProperty5.types

@@ -1,7 +1,7 @@
 //// [tests/cases/conformance/Symbols/ES5SymbolProperty5.ts] ////
 
 === ES5SymbolProperty5.ts ===
-var Symbol: { iterator: symbol };
+declare var Symbol: { iterator: symbol };
 >Symbol : SymbolConstructor
 >       : ^^^^^^^^^^^^^^^^^
 >iterator : symbol

tests/baselines/reference/additionOperatorWithInvalidOperands.errors.txt

@@ -28,10 +28,10 @@ additionOperatorWithInvalidOperands.ts(40,11): error TS2365: Operator '+' cannot
     enum E { a, b, c }
     namespace M { export var a }
 
-    var a: boolean;
-    var b: number;
-    var c: Object;
-    var d: Number;
+    declare var a: boolean;
+    declare var b: number;
+    declare var c: Object;
+    declare var d: Number;
 
     // boolean + every type except any and string
     var r1 = a + a;

tests/baselines/reference/additionOperatorWithInvalidOperands.js

@@ -9,10 +9,10 @@ class C {
 enum E { a, b, c }
 namespace M { export var a }
 
-var a: boolean;
-var b: number;
-var c: Object;
-var d: Number;
+declare var a: boolean;
+declare var b: number;
+declare var c: Object;
+declare var d: Number;
 
 // boolean + every type except any and string
 var r1 = a + a;
@@ -59,10 +59,6 @@ var E;
 var M;
 (function (M) {
 })(M || (M = {}));
-var a;
-var b;
-var c;
-var d;
 // boolean + every type except any and string
 var r1 = a + a;
 var r2 = a + b;