suggest primitives instead of wrappers

Even for types. Based on #42126, but without the namespace-specific
error message.

src/compiler/checker.ts

@@ -1757,9 +1757,8 @@ namespace ts {
             nameNotFoundMessage: DiagnosticMessage | undefined,
             nameArg: __String | Identifier | undefined,
             isUse: boolean,
-            excludeGlobals = false,
-            issueSuggestions?: boolean): Symbol | undefined {
-            return resolveNameHelper(location, name, meaning, nameNotFoundMessage, nameArg, isUse, excludeGlobals, getSymbol, issueSuggestions);
+            excludeGlobals = false): Symbol | undefined {
+            return resolveNameHelper(location, name, meaning, nameNotFoundMessage, nameArg, isUse, excludeGlobals, getSymbol);
         }
 
         function resolveNameHelper(
@@ -1770,7 +1769,7 @@ namespace ts {
             nameArg: __String | Identifier | undefined,
             isUse: boolean,
             excludeGlobals: boolean,
-            lookup: typeof getSymbol, issueSuggestions?: boolean): Symbol | undefined {
+            lookup: typeof getSymbol): Symbol | undefined {
             const originalLocation = location; // needed for did-you-mean error reporting, which gathers candidates starting from the original location
             let result: Symbol | undefined;
             let lastLocation: Node | undefined;
@@ -2109,23 +2108,30 @@ namespace ts {
                         !checkAndReportErrorForUsingNamespaceModuleAsValue(errorLocation, name, meaning) &&
                         !checkAndReportErrorForUsingValueAsType(errorLocation, name, meaning)) {
                         let suggestion: Symbol | undefined;
-                        if (issueSuggestions && suggestionCount < maximumSuggestionCount) {
+                        if (suggestionCount < maximumSuggestionCount) {
                             suggestion = getSuggestedSymbolForNonexistentSymbol(originalLocation, name, meaning);
                             const isGlobalScopeAugmentationDeclaration = suggestion?.valueDeclaration && isAmbientModule(suggestion.valueDeclaration) && isGlobalScopeAugmentation(suggestion.valueDeclaration);
                             if (isGlobalScopeAugmentationDeclaration) {
                                 suggestion = undefined;
                             }
                             if (suggestion) {
-                                const suggestionName = symbolToString(suggestion);
+                                let suggestionName = symbolToString(suggestion);
+                                let elaborate = !!suggestion.valueDeclaration
+                                if ((suggestionName === "String" || suggestionName === "Object" || suggestionName === "Number" || suggestionName === "BigInt" || suggestionName === "Symbol")
+                                    && name !== suggestionName.toLowerCase()
+                                    && name === (name as string).toLowerCase()) {
+                                    suggestionName = suggestionName.toLowerCase()
+                                    elaborate = false
+                                }
                                 const isUncheckedJS = isUncheckedJSSuggestion(originalLocation, suggestion, /*excludeClasses*/ false);
                                 const message = isUncheckedJS ? Diagnostics.Could_not_find_name_0_Did_you_mean_1 : Diagnostics.Cannot_find_name_0_Did_you_mean_1;
                                 const diagnostic = createError(errorLocation, message, diagnosticName(nameArg!), suggestionName);
                                 addErrorOrSuggestion(!isUncheckedJS, diagnostic);
 
-                                if (suggestion.valueDeclaration) {
+                                if (elaborate) {
                                     addRelatedInfo(
                                         diagnostic,
-                                        createDiagnosticForNode(suggestion.valueDeclaration, Diagnostics._0_is_declared_here, suggestionName)
+                                        createDiagnosticForNode(suggestion.valueDeclaration!, Diagnostics._0_is_declared_here, suggestionName)
                                     );
                                 }
                             }
@@ -3187,7 +3193,7 @@ namespace ts {
 
         function tryGetQualifiedNameAsValue(node: QualifiedName) {
             let left: Identifier | QualifiedName = getFirstIdentifier(node);
-            let symbol = resolveName(left, left.escapedText, SymbolFlags.Value, undefined, left, /*isUse*/ true);
+            let symbol = resolveName(left, left.escapedText, SymbolFlags.Value, /*nameNotFoundMessage*/ undefined, left, /*isUse*/ true);
             if (!symbol) {
                 return undefined;
             }
@@ -5995,7 +6001,7 @@ namespace ts {
             }
 
             function typeParameterShadowsNameInScope(escapedName: __String, context: NodeBuilderContext, type: TypeParameter) {
-                const result = resolveName(context.enclosingDeclaration, escapedName, SymbolFlags.Type, /*nameNotFoundArg*/ undefined, escapedName, /*isUse*/ false);
+                const result = resolveName(context.enclosingDeclaration, escapedName, SymbolFlags.Type, /*nameNotFoundMessage*/ undefined, escapedName, /*isUse*/ false);
                 if (result) {
                     if (result.flags & SymbolFlags.TypeParameter && result === type.symbol) {
                         return false;
@@ -8201,7 +8207,7 @@ namespace ts {
                         const internalModuleReference = declaration.moduleReference as Identifier | QualifiedName;
                         const firstIdentifier = getFirstIdentifier(internalModuleReference);
                         const importSymbol = resolveName(declaration, firstIdentifier.escapedText, SymbolFlags.Value | SymbolFlags.Type | SymbolFlags.Namespace,
-                            undefined, undefined, /*isUse*/ false);
+                            /*nameNotFoundMessage*/ undefined, /*nameArg*/ undefined, /*isUse*/ false);
                         if (importSymbol && visited) {
                             if (tryAddToSet(visited, getSymbolId(importSymbol))) {
                                 buildVisibleNodeList(importSymbol.declarations);
@@ -12450,7 +12456,7 @@ namespace ts {
                     const type = isJSDocParameterTag(param) ? (param.typeExpression && param.typeExpression.type) : param.type;
                     // Include parameter symbol instead of property symbol in the signature
                     if (paramSymbol && !!(paramSymbol.flags & SymbolFlags.Property) && !isBindingPattern(param.name)) {
-                        const resolvedSymbol = resolveName(param, paramSymbol.escapedName, SymbolFlags.Value, undefined, undefined, /*isUse*/ false);
+                        const resolvedSymbol = resolveName(param, paramSymbol.escapedName, SymbolFlags.Value, /*nameNotFoundMessage*/ undefined, /*nameArg*/ undefined, /*isUse*/ false);
                         paramSymbol = resolvedSymbol!;
                     }
                     if (i === 0 && paramSymbol.escapedName === InternalSymbolName.This) {
@@ -21072,7 +21078,7 @@ namespace ts {
                     if (isIdentifier(param.name) &&
                         (isCallSignatureDeclaration(param.parent) || isMethodSignature(param.parent) || isFunctionTypeNode(param.parent)) &&
                         param.parent.parameters.indexOf(param) > -1 &&
-                        (resolveName(param, param.name.escapedText, SymbolFlags.Type, undefined, param.name.escapedText, /*isUse*/ true) ||
+                        (resolveName(param, param.name.escapedText, SymbolFlags.Type, /*nameNotFoundMessage*/ undefined, param.name.escapedText, /*isUse*/ true) ||
                          param.name.originalKeywordKind && isTypeNodeKind(param.name.originalKeywordKind))) {
                         const newName = "arg" + param.parent.parameters.indexOf(param);
                         errorOrSuggestion(noImplicitAny, declaration, Diagnostics.Parameter_has_a_name_but_no_type_Did_you_mean_0_Colon_1, newName, declarationNameToString(param.name));
@@ -22397,8 +22403,7 @@ namespace ts {
                         getCannotFindNameDiagnosticForName(node),
                         node,
                         !isWriteOnlyAccess(node),
-                        /*excludeGlobals*/ false,
-                        /*issueSuggestions*/ true) || unknownSymbol;
+                        /*excludeGlobals*/ false) || unknownSymbol;
             }
             return links.resolvedSymbol;
         }
@@ -25911,7 +25916,7 @@ namespace ts {
                         }
                         else if (isIdentifier(lhs.expression)) {
                             const id = lhs.expression;
-                            const parentSymbol = resolveName(id, id.escapedText, SymbolFlags.Value, undefined, id.escapedText, /*isUse*/ true);
+                            const parentSymbol = resolveName(id, id.escapedText, SymbolFlags.Value, /*nameNotFoundMessage*/ undefined, id.escapedText, /*isUse*/ true);
                             if (parentSymbol) {
                                 const annotated = parentSymbol.valueDeclaration && getEffectiveTypeAnnotationNode(parentSymbol.valueDeclaration);
                                 if (annotated) {
@@ -25951,7 +25956,7 @@ namespace ts {
                 return false;
             }
             const name = ((declaration.left as AccessExpression).expression as Identifier).escapedText;
-            const symbol = resolveName(declaration.left, name, SymbolFlags.Value, undefined, undefined, /*isUse*/ true, /*excludeGlobals*/ true);
+            const symbol = resolveName(declaration.left, name, SymbolFlags.Value, /*nameNotFoundMessage*/ undefined, /*nameArg*/ undefined, /*isUse*/ true, /*excludeGlobals*/ true);
             return isThisInitializedDeclaration(symbol?.valueDeclaration);
         }
 
@@ -29529,7 +29534,7 @@ namespace ts {
         function isPromiseResolveArityError(node: CallLikeExpression) {
             if (!isCallExpression(node) || !isIdentifier(node.expression)) return false;
 
-            const symbol = resolveName(node.expression, node.expression.escapedText, SymbolFlags.Value, undefined, undefined, false);
+            const symbol = resolveName(node.expression, node.expression.escapedText, SymbolFlags.Value, /*nameNotFoundMessage*/ undefined, /*nameArg*/ undefined, false);
             const decl = symbol?.valueDeclaration;
             if (!decl || !isParameter(decl) || !isFunctionExpressionOrArrowFunction(decl.parent) || !isNewExpression(decl.parent.parent) || !isIdentifier(decl.parent.parent.expression)) {
                 return false;
@@ -33029,7 +33034,7 @@ namespace ts {
                         const propType = getTypeOfSymbol(prop);
                         if (propType.symbol && propType.symbol.flags & SymbolFlags.Class) {
                             const name = prop.escapedName;
-                            const symbol = resolveName(prop.valueDeclaration, name, SymbolFlags.Type, undefined, name, /*isUse*/ false);
+                            const symbol = resolveName(prop.valueDeclaration, name, SymbolFlags.Type, /*nameNotFoundMessage*/ undefined, name, /*isUse*/ false);
                             if (symbol?.declarations && symbol.declarations.some(isJSDocTypedefTag)) {
                                 addDuplicateDeclarationErrorsForSymbols(symbol, Diagnostics.Duplicate_identifier_0, unescapeLeadingUnderscores(name), prop);
                                 addDuplicateDeclarationErrorsForSymbols(prop, Diagnostics.Duplicate_identifier_0, unescapeLeadingUnderscores(name), symbol);

tests/baselines/reference/declarationEmitUnknownImport.errors.txt

@@ -1,10 +1,13 @@
+tests/cases/compiler/declarationEmitUnknownImport.ts(1,1): error TS2303: Circular definition of import alias 'Foo'.
 tests/cases/compiler/declarationEmitUnknownImport.ts(1,14): error TS2304: Cannot find name 'SomeNonExistingName'.
 tests/cases/compiler/declarationEmitUnknownImport.ts(1,14): error TS2503: Cannot find namespace 'SomeNonExistingName'.
 tests/cases/compiler/declarationEmitUnknownImport.ts(1,14): error TS4000: Import declaration 'Foo' is using private name 'SomeNonExistingName'.
 
 
-==== tests/cases/compiler/declarationEmitUnknownImport.ts (3 errors) ====
+==== tests/cases/compiler/declarationEmitUnknownImport.ts (4 errors) ====
     import Foo = SomeNonExistingName
+    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+!!! error TS2303: Circular definition of import alias 'Foo'.
                  ~~~~~~~~~~~~~~~~~~~
 !!! error TS2304: Cannot find name 'SomeNonExistingName'.
                  ~~~~~~~~~~~~~~~~~~~

tests/baselines/reference/declarationEmitUnknownImport2.errors.txt

@@ -1,3 +1,4 @@
+tests/cases/compiler/declarationEmitUnknownImport2.ts(1,1): error TS2303: Circular definition of import alias 'Foo'.
 tests/cases/compiler/declarationEmitUnknownImport2.ts(1,12): error TS1005: '=' expected.
 tests/cases/compiler/declarationEmitUnknownImport2.ts(1,12): error TS2304: Cannot find name 'From'.
 tests/cases/compiler/declarationEmitUnknownImport2.ts(1,12): error TS2503: Cannot find namespace 'From'.
@@ -5,8 +6,10 @@ tests/cases/compiler/declarationEmitUnknownImport2.ts(1,12): error TS4000: Impor
 tests/cases/compiler/declarationEmitUnknownImport2.ts(1,17): error TS1005: ';' expected.
 
 
-==== tests/cases/compiler/declarationEmitUnknownImport2.ts (5 errors) ====
+==== tests/cases/compiler/declarationEmitUnknownImport2.ts (6 errors) ====
     import Foo From './Foo'; // Syntax error
+    ~~~~~~~~~~~~~~~
+!!! error TS2303: Circular definition of import alias 'Foo'.
                ~~~~
 !!! error TS1005: '=' expected.
                ~~~~

tests/baselines/reference/extendArray.errors.txt

@@ -1,5 +1,5 @@
-tests/cases/compiler/extendArray.ts(7,19): error TS2304: Cannot find name '_element'.
-tests/cases/compiler/extendArray.ts(7,32): error TS2304: Cannot find name '_element'.
+tests/cases/compiler/extendArray.ts(7,19): error TS2552: Cannot find name '_element'. Did you mean 'Element'?
+tests/cases/compiler/extendArray.ts(7,32): error TS2552: Cannot find name '_element'. Did you mean 'Element'?
 
 
 ==== tests/cases/compiler/extendArray.ts (2 errors) ====
@@ -11,9 +11,11 @@ tests/cases/compiler/extendArray.ts(7,32): error TS2304: Cannot find name '_elem
       interface Array {
         collect(fn:(e:_element) => _element[]) : any[];
                       ~~~~~~~~
-!!! error TS2304: Cannot find name '_element'.
+!!! error TS2552: Cannot find name '_element'. Did you mean 'Element'?
+!!! related TS2728 /.ts/lib.dom.d.ts:4792:13: 'Element' is declared here.
                                    ~~~~~~~~
-!!! error TS2304: Cannot find name '_element'.
+!!! error TS2552: Cannot find name '_element'. Did you mean 'Element'?
+!!! related TS2728 /.ts/lib.dom.d.ts:4792:13: 'Element' is declared here.
       }
     }
     

tests/baselines/reference/importedModuleAddToGlobal.errors.txt

@@ -1,4 +1,4 @@
-tests/cases/compiler/importedModuleAddToGlobal.ts(15,23): error TS2503: Cannot find namespace 'b'.
+tests/cases/compiler/importedModuleAddToGlobal.ts(15,23): error TS2552: Cannot find name 'b'. Did you mean 'B'?
 
 
 ==== tests/cases/compiler/importedModuleAddToGlobal.ts (1 errors) ====
@@ -18,5 +18,6 @@ tests/cases/compiler/importedModuleAddToGlobal.ts(15,23): error TS2503: Cannot f
         import a = A;
         function hello(): b.B { return null; }
                           ~
-!!! error TS2503: Cannot find namespace 'b'.
+!!! error TS2552: Cannot find name 'b'. Did you mean 'B'?
+!!! related TS2728 tests/cases/compiler/importedModuleAddToGlobal.ts:8:8: 'B' is declared here.
     }

tests/baselines/reference/invalidInstantiatedModule.errors.txt

@@ -1,6 +1,6 @@
 tests/cases/conformance/internalModules/moduleDeclarations/invalidInstantiatedModule.ts(2,18): error TS2300: Duplicate identifier 'Point'.
 tests/cases/conformance/internalModules/moduleDeclarations/invalidInstantiatedModule.ts(3,16): error TS2300: Duplicate identifier 'Point'.
-tests/cases/conformance/internalModules/moduleDeclarations/invalidInstantiatedModule.ts(12,8): error TS2503: Cannot find namespace 'm'.
+tests/cases/conformance/internalModules/moduleDeclarations/invalidInstantiatedModule.ts(12,8): error TS2552: Cannot find name 'm'. Did you mean 'M'?
 
 
 ==== tests/cases/conformance/internalModules/moduleDeclarations/invalidInstantiatedModule.ts (3 errors) ====
@@ -21,7 +21,8 @@ tests/cases/conformance/internalModules/moduleDeclarations/invalidInstantiatedMo
     var m = M2;
     var p: m.Point; // Error
            ~
-!!! error TS2503: Cannot find namespace 'm'.
+!!! error TS2552: Cannot find name 'm'. Did you mean 'M'?
+!!! related TS2728 tests/cases/conformance/internalModules/moduleDeclarations/invalidInstantiatedModule.ts:1:8: 'M' is declared here.
     
     
      

tests/baselines/reference/jsdocPropertyTagInvalid.errors.txt

@@ -1,4 +1,4 @@
-/a.js(3,15): error TS2304: Cannot find name 'sting'.
+/a.js(3,15): error TS2552: Cannot find name 'sting'. Did you mean 'string'?
 
 
 ==== /a.js (1 errors) ====
@@ -6,7 +6,7 @@
      * @typedef MyType
      * @property {sting} [x]
                   ~~~~~
-!!! error TS2304: Cannot find name 'sting'.
+!!! error TS2552: Cannot find name 'sting'. Did you mean 'string'?
      */
     
     /** @param {MyType} p  */

tests/baselines/reference/jsxFactoryIdentifierWithAbsentParameter.errors.txt

@@ -1,4 +1,4 @@
-tests/cases/compiler/test.tsx(9,17): error TS2304: Cannot find name 'createElement'.
+tests/cases/compiler/test.tsx(9,17): error TS2552: Cannot find name 'createElement'. Did you mean 'frameElement'?
 
 
 ==== tests/cases/compiler/test.tsx (1 errors) ====
@@ -12,7 +12,8 @@ tests/cases/compiler/test.tsx(9,17): error TS2304: Cannot find name 'createEleme
         render() {
             return <div />;
                     ~~~
-!!! error TS2304: Cannot find name 'createElement'.
+!!! error TS2552: Cannot find name 'createElement'. Did you mean 'frameElement'?
+!!! related TS2728 /.ts/lib.dom.d.ts:17075:13: 'frameElement' is declared here.
         }
     }
     

tests/baselines/reference/jsxFactoryQualifiedNameResolutionError.errors.txt

@@ -1,4 +1,4 @@
-tests/cases/compiler/test.tsx(9,17): error TS2304: Cannot find name 'MyElement'.
+tests/cases/compiler/test.tsx(9,17): error TS2552: Cannot find name 'MyElement'. Did you mean 'Element'?
 
 
 ==== tests/cases/compiler/test.tsx (1 errors) ====
@@ -12,6 +12,7 @@ tests/cases/compiler/test.tsx(9,17): error TS2304: Cannot find name 'MyElement'.
         render(createElement) {
             return <div />;
                     ~~~
-!!! error TS2304: Cannot find name 'MyElement'.
+!!! error TS2552: Cannot find name 'MyElement'. Did you mean 'Element'?
+!!! related TS2728 /.ts/lib.dom.d.ts:4792:13: 'Element' is declared here.
         }
     }

tests/baselines/reference/parserUnfinishedTypeNameBeforeKeyword1.errors.txt

@@ -1,11 +1,11 @@
-tests/cases/conformance/parser/ecmascript5/ErrorRecovery/parserUnfinishedTypeNameBeforeKeyword1.ts(1,8): error TS2503: Cannot find namespace 'TypeModule1'.
+tests/cases/conformance/parser/ecmascript5/ErrorRecovery/parserUnfinishedTypeNameBeforeKeyword1.ts(1,8): error TS2552: Cannot find name 'TypeModule1'. Did you mean 'TypeModule2'?
 tests/cases/conformance/parser/ecmascript5/ErrorRecovery/parserUnfinishedTypeNameBeforeKeyword1.ts(1,20): error TS1003: Identifier expected.
 
 
 ==== tests/cases/conformance/parser/ecmascript5/ErrorRecovery/parserUnfinishedTypeNameBeforeKeyword1.ts (2 errors) ====
     var x: TypeModule1.
            ~~~~~~~~~~~
-!!! error TS2503: Cannot find namespace 'TypeModule1'.
+!!! error TS2552: Cannot find name 'TypeModule1'. Did you mean 'TypeModule2'?
                        
 !!! error TS1003: Identifier expected.
     module TypeModule2 {

tests/baselines/reference/parserUnterminatedGeneric1.errors.txt

@@ -1,5 +1,5 @@
-tests/cases/conformance/parser/ecmascript5/ErrorRecovery/parserUnterminatedGeneric1.ts(2,23): error TS2304: Cannot find name 'IPromise'.
-tests/cases/conformance/parser/ecmascript5/ErrorRecovery/parserUnterminatedGeneric1.ts(2,45): error TS2304: Cannot find name 'IPromise'.
+tests/cases/conformance/parser/ecmascript5/ErrorRecovery/parserUnterminatedGeneric1.ts(2,23): error TS2552: Cannot find name 'IPromise'. Did you mean 'Promise'?
+tests/cases/conformance/parser/ecmascript5/ErrorRecovery/parserUnterminatedGeneric1.ts(2,45): error TS2552: Cannot find name 'IPromise'. Did you mean 'Promise'?
 tests/cases/conformance/parser/ecmascript5/ErrorRecovery/parserUnterminatedGeneric1.ts(2,54): error TS1005: '>' expected.
 
 
@@ -7,8 +7,8 @@ tests/cases/conformance/parser/ecmascript5/ErrorRecovery/parserUnterminatedGener
      interface IQService {
             all(promises: IPromise < any > []): IPromise<
                           ~~~~~~~~
-!!! error TS2304: Cannot find name 'IPromise'.
+!!! error TS2552: Cannot find name 'IPromise'. Did you mean 'Promise'?
                                                 ~~~~~~~~
-!!! error TS2304: Cannot find name 'IPromise'.
+!!! error TS2552: Cannot find name 'IPromise'. Did you mean 'Promise'?
                                                          
 !!! error TS1005: '>' expected.

tests/baselines/reference/parserUnterminatedGeneric2.errors.txt

@@ -10,8 +10,8 @@ tests/cases/conformance/parser/ecmascript5/ErrorRecovery/parserUnterminatedGener
 tests/cases/conformance/parser/ecmascript5/ErrorRecovery/parserUnterminatedGeneric2.ts(4,37): error TS2693: 'any' only refers to a type, but is being used as a value here.
 tests/cases/conformance/parser/ecmascript5/ErrorRecovery/parserUnterminatedGeneric2.ts(4,41): error TS1005: ';' expected.
 tests/cases/conformance/parser/ecmascript5/ErrorRecovery/parserUnterminatedGeneric2.ts(4,43): error TS2693: 'any' only refers to a type, but is being used as a value here.
-tests/cases/conformance/parser/ecmascript5/ErrorRecovery/parserUnterminatedGeneric2.ts(8,23): error TS2304: Cannot find name 'IPromise'.
-tests/cases/conformance/parser/ecmascript5/ErrorRecovery/parserUnterminatedGeneric2.ts(8,45): error TS2304: Cannot find name 'IPromise'.
+tests/cases/conformance/parser/ecmascript5/ErrorRecovery/parserUnterminatedGeneric2.ts(8,23): error TS2552: Cannot find name 'IPromise'. Did you mean 'Promise'?
+tests/cases/conformance/parser/ecmascript5/ErrorRecovery/parserUnterminatedGeneric2.ts(8,45): error TS2552: Cannot find name 'IPromise'. Did you mean 'Promise'?
 tests/cases/conformance/parser/ecmascript5/ErrorRecovery/parserUnterminatedGeneric2.ts(8,54): error TS1005: '>' expected.
 
 
@@ -49,8 +49,8 @@ tests/cases/conformance/parser/ecmascript5/ErrorRecovery/parserUnterminatedGener
         interface IQService {
             all(promises: IPromise < any > []): IPromise<
                           ~~~~~~~~
-!!! error TS2304: Cannot find name 'IPromise'.
+!!! error TS2552: Cannot find name 'IPromise'. Did you mean 'Promise'?
                                                 ~~~~~~~~
-!!! error TS2304: Cannot find name 'IPromise'.
+!!! error TS2552: Cannot find name 'IPromise'. Did you mean 'Promise'?
                                                          
 !!! error TS1005: '>' expected.

tests/baselines/reference/primaryExpressionMods.errors.txt

@@ -1,5 +1,5 @@
 tests/cases/compiler/primaryExpressionMods.ts(7,8): error TS2709: Cannot use namespace 'M' as a type.
-tests/cases/compiler/primaryExpressionMods.ts(11,8): error TS2503: Cannot find namespace 'm'.
+tests/cases/compiler/primaryExpressionMods.ts(11,8): error TS2552: Cannot find name 'm'. Did you mean 'M'?
 
 
 ==== tests/cases/compiler/primaryExpressionMods.ts (2 errors) ====
@@ -17,5 +17,6 @@ tests/cases/compiler/primaryExpressionMods.ts(11,8): error TS2503: Cannot find n
     var x2 = m.a;           // Same as M.a
     var q: m.P;             // Error
            ~
-!!! error TS2503: Cannot find namespace 'm'.
+!!! error TS2552: Cannot find name 'm'. Did you mean 'M'?
+!!! related TS2728 tests/cases/compiler/primaryExpressionMods.ts:1:8: 'M' is declared here.