Disable symbol indexer

tests/baselines/reference/arraySigChecking.errors.txt

@@ -1,4 +1,4 @@
-tests/cases/compiler/arraySigChecking.ts(11,17): error TS1023: An index signature parameter type must be 'string', 'number', or 'symbol'.
+tests/cases/compiler/arraySigChecking.ts(11,17): error TS1023: An index signature parameter type must be 'string' or 'number'.
 tests/cases/compiler/arraySigChecking.ts(18,5): error TS2322: Type 'void[]' is not assignable to type 'string[]'.
   Type 'void' is not assignable to type 'string'.
 tests/cases/compiler/arraySigChecking.ts(22,1): error TS2322: Type 'number[][]' is not assignable to type 'number[][][]'.
@@ -20,7 +20,7 @@ tests/cases/compiler/arraySigChecking.ts(22,1): error TS2322: Type 'number[][]'
     
         var foo: { [index: any]; }; // expect an error here
                     ~~~~~
-!!! error TS1023: An index signature parameter type must be 'string', 'number', or 'symbol'.
+!!! error TS1023: An index signature parameter type must be 'string' or 'number'.
     }
     
     interface myInt {

tests/baselines/reference/genericTypeReferenceWithoutTypeArgument.d.errors.txt

@@ -2,7 +2,7 @@ tests/cases/conformance/types/specifyingTypes/typeReferences/genericTypeReferenc
 tests/cases/conformance/types/specifyingTypes/typeReferences/genericTypeReferenceWithoutTypeArgument.d.ts(10,21): error TS2314: Generic type 'C<T>' requires 1 type argument(s).
 tests/cases/conformance/types/specifyingTypes/typeReferences/genericTypeReferenceWithoutTypeArgument.d.ts(11,22): error TS2314: Generic type 'C<T>' requires 1 type argument(s).
 tests/cases/conformance/types/specifyingTypes/typeReferences/genericTypeReferenceWithoutTypeArgument.d.ts(11,26): error TS2314: Generic type 'C<T>' requires 1 type argument(s).
-tests/cases/conformance/types/specifyingTypes/typeReferences/genericTypeReferenceWithoutTypeArgument.d.ts(12,19): error TS1023: An index signature parameter type must be 'string', 'number', or 'symbol'.
+tests/cases/conformance/types/specifyingTypes/typeReferences/genericTypeReferenceWithoutTypeArgument.d.ts(12,19): error TS1023: An index signature parameter type must be 'string' or 'number'.
 tests/cases/conformance/types/specifyingTypes/typeReferences/genericTypeReferenceWithoutTypeArgument.d.ts(12,22): error TS2314: Generic type 'C<T>' requires 1 type argument(s).
 tests/cases/conformance/types/specifyingTypes/typeReferences/genericTypeReferenceWithoutTypeArgument.d.ts(12,26): error TS2314: Generic type 'C<T>' requires 1 type argument(s).
 tests/cases/conformance/types/specifyingTypes/typeReferences/genericTypeReferenceWithoutTypeArgument.d.ts(14,23): error TS2314: Generic type 'C<T>' requires 1 type argument(s).
@@ -36,7 +36,7 @@ tests/cases/conformance/types/specifyingTypes/typeReferences/genericTypeReferenc
 !!! error TS2314: Generic type 'C<T>' requires 1 type argument(s).
     declare var d: { [x: C]: C };
                       ~
-!!! error TS1023: An index signature parameter type must be 'string', 'number', or 'symbol'.
+!!! error TS1023: An index signature parameter type must be 'string' or 'number'.
                          ~
 !!! error TS2314: Generic type 'C<T>' requires 1 type argument(s).
                              ~

tests/baselines/reference/genericTypeReferenceWithoutTypeArgument.errors.txt

@@ -2,7 +2,7 @@ tests/cases/conformance/types/specifyingTypes/typeReferences/genericTypeReferenc
 tests/cases/conformance/types/specifyingTypes/typeReferences/genericTypeReferenceWithoutTypeArgument.ts(10,13): error TS2314: Generic type 'C<T>' requires 1 type argument(s).
 tests/cases/conformance/types/specifyingTypes/typeReferences/genericTypeReferenceWithoutTypeArgument.ts(11,14): error TS2314: Generic type 'C<T>' requires 1 type argument(s).
 tests/cases/conformance/types/specifyingTypes/typeReferences/genericTypeReferenceWithoutTypeArgument.ts(11,18): error TS2314: Generic type 'C<T>' requires 1 type argument(s).
-tests/cases/conformance/types/specifyingTypes/typeReferences/genericTypeReferenceWithoutTypeArgument.ts(12,11): error TS1023: An index signature parameter type must be 'string', 'number', or 'symbol'.
+tests/cases/conformance/types/specifyingTypes/typeReferences/genericTypeReferenceWithoutTypeArgument.ts(12,11): error TS1023: An index signature parameter type must be 'string' or 'number'.
 tests/cases/conformance/types/specifyingTypes/typeReferences/genericTypeReferenceWithoutTypeArgument.ts(12,14): error TS2314: Generic type 'C<T>' requires 1 type argument(s).
 tests/cases/conformance/types/specifyingTypes/typeReferences/genericTypeReferenceWithoutTypeArgument.ts(12,18): error TS2314: Generic type 'C<T>' requires 1 type argument(s).
 tests/cases/conformance/types/specifyingTypes/typeReferences/genericTypeReferenceWithoutTypeArgument.ts(14,13): error TS2314: Generic type 'C<T>' requires 1 type argument(s).
@@ -46,7 +46,7 @@ tests/cases/conformance/types/specifyingTypes/typeReferences/genericTypeReferenc
 !!! error TS2314: Generic type 'C<T>' requires 1 type argument(s).
     var d: { [x: C]: C };
               ~
-!!! error TS1023: An index signature parameter type must be 'string', 'number', or 'symbol'.
+!!! error TS1023: An index signature parameter type must be 'string' or 'number'.
                  ~
 !!! error TS2314: Generic type 'C<T>' requires 1 type argument(s).
                      ~

tests/baselines/reference/genericTypeReferenceWithoutTypeArgument2.errors.txt

@@ -2,7 +2,7 @@ tests/cases/conformance/types/specifyingTypes/typeReferences/genericTypeReferenc
 tests/cases/conformance/types/specifyingTypes/typeReferences/genericTypeReferenceWithoutTypeArgument2.ts(10,13): error TS2314: Generic type 'I<T>' requires 1 type argument(s).
 tests/cases/conformance/types/specifyingTypes/typeReferences/genericTypeReferenceWithoutTypeArgument2.ts(11,14): error TS2314: Generic type 'I<T>' requires 1 type argument(s).
 tests/cases/conformance/types/specifyingTypes/typeReferences/genericTypeReferenceWithoutTypeArgument2.ts(11,18): error TS2314: Generic type 'I<T>' requires 1 type argument(s).
-tests/cases/conformance/types/specifyingTypes/typeReferences/genericTypeReferenceWithoutTypeArgument2.ts(12,11): error TS1023: An index signature parameter type must be 'string', 'number', or 'symbol'.
+tests/cases/conformance/types/specifyingTypes/typeReferences/genericTypeReferenceWithoutTypeArgument2.ts(12,11): error TS1023: An index signature parameter type must be 'string' or 'number'.
 tests/cases/conformance/types/specifyingTypes/typeReferences/genericTypeReferenceWithoutTypeArgument2.ts(12,14): error TS2314: Generic type 'I<T>' requires 1 type argument(s).
 tests/cases/conformance/types/specifyingTypes/typeReferences/genericTypeReferenceWithoutTypeArgument2.ts(12,18): error TS2314: Generic type 'I<T>' requires 1 type argument(s).
 tests/cases/conformance/types/specifyingTypes/typeReferences/genericTypeReferenceWithoutTypeArgument2.ts(14,13): error TS2314: Generic type 'I<T>' requires 1 type argument(s).
@@ -46,7 +46,7 @@ tests/cases/conformance/types/specifyingTypes/typeReferences/genericTypeReferenc
 !!! error TS2314: Generic type 'I<T>' requires 1 type argument(s).
     var d: { [x: I]: I };
               ~
-!!! error TS1023: An index signature parameter type must be 'string', 'number', or 'symbol'.
+!!! error TS1023: An index signature parameter type must be 'string' or 'number'.
                  ~
 !!! error TS2314: Generic type 'I<T>' requires 1 type argument(s).
                      ~

tests/baselines/reference/genericTypeReferenceWithoutTypeArgument3.errors.txt

@@ -2,7 +2,7 @@ tests/cases/conformance/types/specifyingTypes/typeReferences/genericTypeReferenc
 tests/cases/conformance/types/specifyingTypes/typeReferences/genericTypeReferenceWithoutTypeArgument3.ts(10,21): error TS2314: Generic type 'C<T>' requires 1 type argument(s).
 tests/cases/conformance/types/specifyingTypes/typeReferences/genericTypeReferenceWithoutTypeArgument3.ts(11,22): error TS2314: Generic type 'C<T>' requires 1 type argument(s).
 tests/cases/conformance/types/specifyingTypes/typeReferences/genericTypeReferenceWithoutTypeArgument3.ts(11,26): error TS2314: Generic type 'C<T>' requires 1 type argument(s).
-tests/cases/conformance/types/specifyingTypes/typeReferences/genericTypeReferenceWithoutTypeArgument3.ts(12,19): error TS1023: An index signature parameter type must be 'string', 'number', or 'symbol'.
+tests/cases/conformance/types/specifyingTypes/typeReferences/genericTypeReferenceWithoutTypeArgument3.ts(12,19): error TS1023: An index signature parameter type must be 'string' or 'number'.
 tests/cases/conformance/types/specifyingTypes/typeReferences/genericTypeReferenceWithoutTypeArgument3.ts(12,22): error TS2314: Generic type 'C<T>' requires 1 type argument(s).
 tests/cases/conformance/types/specifyingTypes/typeReferences/genericTypeReferenceWithoutTypeArgument3.ts(12,26): error TS2314: Generic type 'C<T>' requires 1 type argument(s).
 tests/cases/conformance/types/specifyingTypes/typeReferences/genericTypeReferenceWithoutTypeArgument3.ts(14,23): error TS2314: Generic type 'C<T>' requires 1 type argument(s).
@@ -36,7 +36,7 @@ tests/cases/conformance/types/specifyingTypes/typeReferences/genericTypeReferenc
 !!! error TS2314: Generic type 'C<T>' requires 1 type argument(s).
     declare var d: { [x: C]: C };
                       ~
-!!! error TS1023: An index signature parameter type must be 'string', 'number', or 'symbol'.
+!!! error TS1023: An index signature parameter type must be 'string' or 'number'.
                          ~
 !!! error TS2314: Generic type 'C<T>' requires 1 type argument(s).
                              ~

tests/baselines/reference/indexTypeCheck.errors.txt

@@ -4,7 +4,7 @@ tests/cases/compiler/indexTypeCheck.ts(17,2): error TS2413: Numeric index type '
 tests/cases/compiler/indexTypeCheck.ts(22,2): error TS2413: Numeric index type 'Orange' is not assignable to string index type 'Yellow'.
 tests/cases/compiler/indexTypeCheck.ts(27,2): error TS2413: Numeric index type 'number' is not assignable to string index type 'string'.
 tests/cases/compiler/indexTypeCheck.ts(32,3): error TS1096: An index signature must have exactly one parameter.
-tests/cases/compiler/indexTypeCheck.ts(36,3): error TS1023: An index signature parameter type must be 'string', 'number', or 'symbol'.
+tests/cases/compiler/indexTypeCheck.ts(36,3): error TS1023: An index signature parameter type must be 'string' or 'number'.
 tests/cases/compiler/indexTypeCheck.ts(51,1): error TS2342: An index expression argument must be of type 'string', 'number', 'symbol, or 'any'.
 
 
@@ -58,7 +58,7 @@ tests/cases/compiler/indexTypeCheck.ts(51,1): error TS2342: An index expression
     interface Magenta {
     	[p:Purple]; // error
     	 ~
-!!! error TS1023: An index signature parameter type must be 'string', 'number', or 'symbol'.
+!!! error TS1023: An index signature parameter type must be 'string' or 'number'.
     }
     
     var yellow: Yellow;

tests/baselines/reference/parserES5SymbolIndexer1.errors.txt

@@ -1,9 +1,9 @@
-tests/cases/conformance/parser/ecmascript5/Symbols/parserES5SymbolIndexer1.ts(2,9): error TS1188: 'symbol' indexers are only available when targeting ECMAScript 6 and higher.
+tests/cases/conformance/parser/ecmascript5/Symbols/parserES5SymbolIndexer1.ts(2,6): error TS1023: An index signature parameter type must be 'string' or 'number'.
 
 
 ==== tests/cases/conformance/parser/ecmascript5/Symbols/parserES5SymbolIndexer1.ts (1 errors) ====
     interface I {
         [s: symbol]: string;
-            ~~~~~~
-!!! error TS1188: 'symbol' indexers are only available when targeting ECMAScript 6 and higher.
+         ~
+!!! error TS1023: An index signature parameter type must be 'string' or 'number'.
     }

tests/baselines/reference/parserES5SymbolIndexer2.errors.txt

@@ -1,9 +1,9 @@
-tests/cases/conformance/parser/ecmascript5/Symbols/parserES5SymbolIndexer2.ts(2,9): error TS1188: 'symbol' indexers are only available when targeting ECMAScript 6 and higher.
+tests/cases/conformance/parser/ecmascript5/Symbols/parserES5SymbolIndexer2.ts(2,6): error TS1023: An index signature parameter type must be 'string' or 'number'.
 
 
 ==== tests/cases/conformance/parser/ecmascript5/Symbols/parserES5SymbolIndexer2.ts (1 errors) ====
     class C {
         [s: symbol]: string;
-            ~~~~~~
-!!! error TS1188: 'symbol' indexers are only available when targeting ECMAScript 6 and higher.
+         ~
+!!! error TS1023: An index signature parameter type must be 'string' or 'number'.
     }

tests/baselines/reference/parserES5SymbolIndexer3.errors.txt

@@ -1,9 +1,9 @@
-tests/cases/conformance/parser/ecmascript5/Symbols/parserES5SymbolIndexer3.ts(2,9): error TS1188: 'symbol' indexers are only available when targeting ECMAScript 6 and higher.
+tests/cases/conformance/parser/ecmascript5/Symbols/parserES5SymbolIndexer3.ts(2,6): error TS1023: An index signature parameter type must be 'string' or 'number'.
 
 
 ==== tests/cases/conformance/parser/ecmascript5/Symbols/parserES5SymbolIndexer3.ts (1 errors) ====
     var x: {
         [s: symbol]: string;
-            ~~~~~~
-!!! error TS1188: 'symbol' indexers are only available when targeting ECMAScript 6 and higher.
+         ~
+!!! error TS1023: An index signature parameter type must be 'string' or 'number'.
     }

tests/baselines/reference/parserIndexSignature6.errors.txt

@@ -1,9 +1,9 @@
-tests/cases/conformance/parser/ecmascript5/IndexSignatures/parserIndexSignature6.ts(2,4): error TS1023: An index signature parameter type must be 'string', 'number', or 'symbol'.
+tests/cases/conformance/parser/ecmascript5/IndexSignatures/parserIndexSignature6.ts(2,4): error TS1023: An index signature parameter type must be 'string' or 'number'.
 
 
 ==== tests/cases/conformance/parser/ecmascript5/IndexSignatures/parserIndexSignature6.ts (1 errors) ====
     interface I {
       [a:boolean]
        ~
-!!! error TS1023: An index signature parameter type must be 'string', 'number', or 'symbol'.
+!!! error TS1023: An index signature parameter type must be 'string' or 'number'.
     }

tests/baselines/reference/parserIndexSignature8.errors.txt

@@ -1,12 +1,12 @@
-tests/cases/conformance/parser/ecmascript5/IndexSignatures/parserIndexSignature8.ts(1,13): error TS1023: An index signature parameter type must be 'string', 'number', or 'symbol'.
-tests/cases/conformance/parser/ecmascript5/IndexSignatures/parserIndexSignature8.ts(2,14): error TS1023: An index signature parameter type must be 'string', 'number', or 'symbol'.
+tests/cases/conformance/parser/ecmascript5/IndexSignatures/parserIndexSignature8.ts(1,13): error TS1023: An index signature parameter type must be 'string' or 'number'.
+tests/cases/conformance/parser/ecmascript5/IndexSignatures/parserIndexSignature8.ts(2,14): error TS1023: An index signature parameter type must be 'string' or 'number'.
 
 
 ==== tests/cases/conformance/parser/ecmascript5/IndexSignatures/parserIndexSignature8.ts (2 errors) ====
     var foo: { [index: any]; }; // expect an error here
                 ~~~~~
-!!! error TS1023: An index signature parameter type must be 'string', 'number', or 'symbol'.
+!!! error TS1023: An index signature parameter type must be 'string' or 'number'.
     var foo2: { [index: RegExp]; }; // expect an error here
                  ~~~~~
-!!! error TS1023: An index signature parameter type must be 'string', 'number', or 'symbol'.
+!!! error TS1023: An index signature parameter type must be 'string' or 'number'.
     

tests/baselines/reference/parserSymbolIndexer1.errors.txt

@@ -0,0 +1,9 @@
+tests/cases/conformance/parser/ecmascript6/Symbols/parserSymbolIndexer1.ts(2,6): error TS1023: An index signature parameter type must be 'string' or 'number'.
+
+
+==== tests/cases/conformance/parser/ecmascript6/Symbols/parserSymbolIndexer1.ts (1 errors) ====
+    interface I {
+        [s: symbol]: string;
+         ~
+!!! error TS1023: An index signature parameter type must be 'string' or 'number'.
+    }

tests/baselines/reference/parserSymbolIndexer1.types

@@ -1,7 +0,0 @@
-=== tests/cases/conformance/parser/ecmascript6/Symbols/parserSymbolIndexer1.ts ===
-interface I {
->I : I
-
-    [s: symbol]: string;
->s : symbol
-}

tests/baselines/reference/parserSymbolIndexer2.errors.txt

@@ -0,0 +1,9 @@
+tests/cases/conformance/parser/ecmascript6/Symbols/parserSymbolIndexer2.ts(2,6): error TS1023: An index signature parameter type must be 'string' or 'number'.
+
+
+==== tests/cases/conformance/parser/ecmascript6/Symbols/parserSymbolIndexer2.ts (1 errors) ====
+    class C {
+        [s: symbol]: string;
+         ~
+!!! error TS1023: An index signature parameter type must be 'string' or 'number'.
+    }

tests/baselines/reference/parserSymbolIndexer2.types

@@ -1,7 +0,0 @@
-=== tests/cases/conformance/parser/ecmascript6/Symbols/parserSymbolIndexer2.ts ===
-class C {
->C : C
-
-    [s: symbol]: string;
->s : symbol
-}

tests/baselines/reference/parserSymbolIndexer3.errors.txt

@@ -1,9 +1,9 @@
-tests/cases/conformance/parser/ecmascript6/Symbols/parserSymbolIndexer3.ts(2,5): error TS1145: Modifiers not permitted on index signature members.
+tests/cases/conformance/parser/ecmascript6/Symbols/parserSymbolIndexer3.ts(2,13): error TS1023: An index signature parameter type must be 'string' or 'number'.
 
 
 ==== tests/cases/conformance/parser/ecmascript6/Symbols/parserSymbolIndexer3.ts (1 errors) ====
     class C {
         static [s: symbol]: string;
-        ~~~~~~
-!!! error TS1145: Modifiers not permitted on index signature members.
+                ~
+!!! error TS1023: An index signature parameter type must be 'string' or 'number'.
     }

tests/baselines/reference/parserSymbolIndexer4.errors.txt

@@ -0,0 +1,9 @@
+tests/cases/conformance/parser/ecmascript6/Symbols/parserSymbolIndexer4.ts(2,6): error TS1023: An index signature parameter type must be 'string' or 'number'.
+
+
+==== tests/cases/conformance/parser/ecmascript6/Symbols/parserSymbolIndexer4.ts (1 errors) ====
+    var x: {
+        [s: symbol]: string;
+         ~
+!!! error TS1023: An index signature parameter type must be 'string' or 'number'.
+    }

tests/baselines/reference/parserSymbolIndexer4.types

@@ -1,7 +0,0 @@
-=== tests/cases/conformance/parser/ecmascript6/Symbols/parserSymbolIndexer4.ts ===
-var x: {
->x : {}
-
-    [s: symbol]: string;
->s : symbol
-}

tests/baselines/reference/symbolProperty17.errors.txt

@@ -0,0 +1,14 @@
+tests/cases/conformance/es6/Symbols/symbolProperty17.ts(3,6): error TS1023: An index signature parameter type must be 'string' or 'number'.
+
+
+==== tests/cases/conformance/es6/Symbols/symbolProperty17.ts (1 errors) ====
+    interface I {
+        [Symbol.iterator]: number;
+        [s: symbol]: string;
+         ~
+!!! error TS1023: An index signature parameter type must be 'string' or 'number'.
+        "__@iterator": string;
+    }
+    
+    var i: I;
+    var it = i[Symbol.iterator];

tests/baselines/reference/symbolProperty17.types

@@ -1,27 +0,0 @@
-=== tests/cases/conformance/es6/Symbols/symbolProperty17.ts ===
-interface I {
->I : I
-
-    [Symbol.iterator]: number;
->Symbol.iterator : symbol
->Symbol : SymbolConstructor
->iterator : symbol
-
-    [s: symbol]: string;
->s : symbol
-
-    "__@iterator": string;
-}
-
-var i: I;
->i : I
->I : I
-
-var it = i[Symbol.iterator];
->it : number
->i[Symbol.iterator] : number
->i : I
->Symbol.iterator : symbol
->Symbol : SymbolConstructor
->iterator : symbol
-

tests/baselines/reference/symbolProperty29.errors.txt

@@ -0,0 +1,12 @@
+tests/cases/conformance/es6/Symbols/symbolProperty29.ts(5,6): error TS1023: An index signature parameter type must be 'string' or 'number'.
+
+
+==== tests/cases/conformance/es6/Symbols/symbolProperty29.ts (1 errors) ====
+    class C1 {
+        [Symbol.toStringTag]() {
+            return { x: "" };
+        }
+        [s: symbol]: () => { x: string };
+         ~
+!!! error TS1023: An index signature parameter type must be 'string' or 'number'.
+    }

tests/baselines/reference/symbolProperty29.types

@@ -1,17 +0,0 @@
-=== tests/cases/conformance/es6/Symbols/symbolProperty29.ts ===
-class C1 {
->C1 : C1
-
-    [Symbol.toStringTag]() {
->Symbol.toStringTag : symbol
->Symbol : SymbolConstructor
->toStringTag : symbol
-
-        return { x: "" };
->{ x: "" } : { x: string; }
->x : string
-    }
-    [s: symbol]: () => { x: string };
->s : symbol
->x : string
-}

tests/baselines/reference/symbolProperty30.errors.txt

@@ -0,0 +1,12 @@
+tests/cases/conformance/es6/Symbols/symbolProperty30.ts(5,6): error TS1023: An index signature parameter type must be 'string' or 'number'.
+
+
+==== tests/cases/conformance/es6/Symbols/symbolProperty30.ts (1 errors) ====
+    class C1 {
+        [Symbol.toStringTag]() {
+            return { x: "" };
+        }
+        [s: symbol]: () => { x: number };
+         ~
+!!! error TS1023: An index signature parameter type must be 'string' or 'number'.
+    }

tests/baselines/reference/symbolProperty31.errors.txt

@@ -0,0 +1,14 @@
+tests/cases/conformance/es6/Symbols/symbolProperty31.ts(7,6): error TS1023: An index signature parameter type must be 'string' or 'number'.
+
+
+==== tests/cases/conformance/es6/Symbols/symbolProperty31.ts (1 errors) ====
+    class C1 {
+        [Symbol.toStringTag]() {
+            return { x: "" };
+        }
+    }
+    class C2 extends C1 {
+        [s: symbol]: () => { x: string };
+         ~
+!!! error TS1023: An index signature parameter type must be 'string' or 'number'.
+    }

tests/baselines/reference/symbolProperty31.types

@@ -1,22 +0,0 @@
-=== tests/cases/conformance/es6/Symbols/symbolProperty31.ts ===
-class C1 {
->C1 : C1
-
-    [Symbol.toStringTag]() {
->Symbol.toStringTag : symbol
->Symbol : SymbolConstructor
->toStringTag : symbol
-
-        return { x: "" };
->{ x: "" } : { x: string; }
->x : string
-    }
-}
-class C2 extends C1 {
->C2 : C2
->C1 : C1
-
-    [s: symbol]: () => { x: string };
->s : symbol
->x : string
-}

tests/baselines/reference/symbolProperty32.errors.txt

@@ -0,0 +1,14 @@
+tests/cases/conformance/es6/Symbols/symbolProperty32.ts(7,6): error TS1023: An index signature parameter type must be 'string' or 'number'.
+
+
+==== tests/cases/conformance/es6/Symbols/symbolProperty32.ts (1 errors) ====
+    class C1 {
+        [Symbol.toStringTag]() {
+            return { x: "" };
+        }
+    }
+    class C2 extends C1 {
+        [s: symbol]: () => { x: number };
+         ~
+!!! error TS1023: An index signature parameter type must be 'string' or 'number'.
+    }

tests/baselines/reference/symbolProperty33.errors.txt

@@ -0,0 +1,14 @@
+tests/cases/conformance/es6/Symbols/symbolProperty33.ts(7,6): error TS1023: An index signature parameter type must be 'string' or 'number'.
+
+
+==== tests/cases/conformance/es6/Symbols/symbolProperty33.ts (1 errors) ====
+    class C1 extends C2 {
+        [Symbol.toStringTag]() {
+            return { x: "" };
+        }
+    }
+    class C2 {
+        [s: symbol]: () => { x: string };
+         ~
+!!! error TS1023: An index signature parameter type must be 'string' or 'number'.
+    }

tests/baselines/reference/symbolProperty33.types

@@ -1,22 +0,0 @@
-=== tests/cases/conformance/es6/Symbols/symbolProperty33.ts ===
-class C1 extends C2 {
->C1 : C1
->C2 : C2
-
-    [Symbol.toStringTag]() {
->Symbol.toStringTag : symbol
->Symbol : SymbolConstructor
->toStringTag : symbol
-
-        return { x: "" };
->{ x: "" } : { x: string; }
->x : string
-    }
-}
-class C2 {
->C2 : C2
-
-    [s: symbol]: () => { x: string };
->s : symbol
->x : string
-}

tests/baselines/reference/symbolProperty34.errors.txt

@@ -0,0 +1,14 @@
+tests/cases/conformance/es6/Symbols/symbolProperty34.ts(7,6): error TS1023: An index signature parameter type must be 'string' or 'number'.
+
+
+==== tests/cases/conformance/es6/Symbols/symbolProperty34.ts (1 errors) ====
+    class C1 extends C2 {
+        [Symbol.toStringTag]() {
+            return { x: "" };
+        }
+    }
+    class C2 {
+        [s: symbol]: () => { x: number };
+         ~
+!!! error TS1023: An index signature parameter type must be 'string' or 'number'.
+    }