Make changes to report error if the type used from external module cannot be named

Adds test cases too
This commit is contained in:
Sheetal Nandi
2014-08-11 14:15:57 -07:00
parent e27e6b2bbb
commit 98f631e23f
16 changed files with 2831 additions and 39 deletions
+46 -5
View File
@@ -681,9 +681,11 @@ module ts {
function isAccessible(symbolFromSymbolTable: Symbol, resolvedAliasSymbol?: Symbol) {
if (symbol === (resolvedAliasSymbol || symbolFromSymbolTable)) {
// if symbolfrom symbolTable or alias resolution matches the symbol,
// if the symbolFromSymbolTable is not external module (it could be if it was determined as ambient external module and would be in globals table)
// and if symbolfrom symbolTable or alias resolution matches the symbol,
// check the symbol can be qualified, it is only then this symbol is accessible
return canQualifySymbol(symbolFromSymbolTable, meaning);
return !forEach(symbolFromSymbolTable.declarations, declaration => hasExternalModuleSymbol(declaration)) &&
canQualifySymbol(symbolFromSymbolTable, meaning);
}
}
@@ -779,14 +781,42 @@ module ts {
symbol = symbol.parent;
}
// This is a local symbol that cannot be named
// This could be a symbol that is not exported in the external module
// or it could be a symbol from different external module that is not aliased and hence cannot be named
var symbolExternalModule = forEach(initialSymbol.declarations, declaration => getExternalModuleContainer(declaration));
if (symbolExternalModule) {
var enclosingExternalModule = getExternalModuleContainer(enclosingDeclaration);
if (symbolExternalModule !== enclosingExternalModule) {
// name from different external module that is not visibile
return {
accessibility: SymbolAccessibility.CannotBeNamed,
errorSymbolName: symbolToString(initialSymbol, enclosingDeclaration, meaning),
errorModuleName: symbolToString(symbolExternalModule)
};
}
}
// Just a local name that is not accessible
return {
accessibility: SymbolAccessibility.CannotBeNamed,
accessibility: SymbolAccessibility.NotAccessible,
errorSymbolName: symbolToString(initialSymbol, enclosingDeclaration, meaning),
};
}
return { accessibility: SymbolAccessibility.Accessible };
function getExternalModuleContainer(declaration: Declaration) {
for (; declaration; declaration = declaration.parent) {
if (hasExternalModuleSymbol(declaration)) {
return getSymbolOfNode(declaration);
}
}
}
}
function hasExternalModuleSymbol(declaration: Declaration) {
return (declaration.kind === SyntaxKind.ModuleDeclaration && declaration.name.kind === SyntaxKind.StringLiteral) ||
(declaration.kind === SyntaxKind.SourceFile && isExternalModule(<SourceFile>declaration));
}
function hasVisibleDeclarations(symbol: Symbol): { aliasesToMakeVisible?: ImportDeclaration[]; } {
@@ -855,7 +885,18 @@ module ts {
while (symbol) {
var isFirstName = !symbolName;
var accessibleSymbolChain = getAccessibleSymbolChain(symbol, enclosingDeclaration, meaning);
var currentSymbolName = accessibleSymbolChain ? ts.map(accessibleSymbolChain, accessibleSymbol => getSymbolName(accessibleSymbol)).join(".") : getSymbolName(symbol);
var currentSymbolName: string;
if (accessibleSymbolChain) {
currentSymbolName = ts.map(accessibleSymbolChain, accessibleSymbol => getSymbolName(accessibleSymbol)).join(".");
}
else {
// If we didnt find accessible symbol chain for this symbol, break if this is external module
if (!isFirstName && ts.forEach(symbol.declarations, declaration => hasExternalModuleSymbol(declaration))) {
break;
}
currentSymbolName = getSymbolName(symbol);
}
symbolName = currentSymbolName + (isFirstName ? "" : ("." + symbolName));
if (accessibleSymbolChain && !needsQualification(accessibleSymbolChain[0], enclosingDeclaration, accessibleSymbolChain.length === 1 ? meaning : getQualifiedLeftMeaning(meaning))) {
break;
@@ -231,6 +231,18 @@ module ts {
A_parameter_property_is_only_allowed_in_a_constructor_implementation: { code: 2246, category: DiagnosticCategory.Error, key: "A parameter property is only allowed in a constructor implementation." },
Function_overload_must_be_static: { code: 2247, category: DiagnosticCategory.Error, key: "Function overload must be static." },
Function_overload_must_not_be_static: { code: 2248, category: DiagnosticCategory.Error, key: "Function overload must not be static." },
Public_static_property_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: { code: 2249, category: DiagnosticCategory.Error, key: "Public static property '{0}' of exported class has or is using name '{1}' from external module {2} but cannot be named." },
Public_property_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: { code: 2250, category: DiagnosticCategory.Error, key: "Public property '{0}' of exported class has or is using name '{1}' from external module {2} but cannot be named." },
Exported_variable_0_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: { code: 2251, category: DiagnosticCategory.Error, key: "Exported variable '{0}' has or is using name '{1}' from external module {2} but cannot be named." },
Parameter_0_of_constructor_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: { code: 2252, category: DiagnosticCategory.Error, key: "Parameter '{0}' of constructor from exported class has or is using name '{1}' from external module {2} but cannot be named." },
Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: { code: 2253, category: DiagnosticCategory.Error, key: "Parameter '{0}' of public static method from exported class has or is using name '{1}' from external module {2} but cannot be named." },
Parameter_0_of_public_method_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: { code: 2254, category: DiagnosticCategory.Error, key: "Parameter '{0}' of public method from exported class has or is using name '{1}' from external module {2} but cannot be named." },
Parameter_0_of_exported_function_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: { code: 2255, category: DiagnosticCategory.Error, key: "Parameter '{0}' of exported function has or is using name '{1}' from external module {2} but cannot be named." },
Return_type_of_public_static_property_getter_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named: { code: 2256, category: DiagnosticCategory.Error, key: "Return type of public static property getter from exported class has or is using name '{0}' from external module {1} but cannot be named." },
Return_type_of_public_property_getter_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named: { code: 2257, category: DiagnosticCategory.Error, key: "Return type of public property getter from exported class has or is using name '{0}' from external module {1} but cannot be named." },
Return_type_of_public_static_method_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named: { code: 2258, category: DiagnosticCategory.Error, key: "Return type of public static method from exported class has or is using name '{0}' from external module {1} but cannot be named." },
Return_type_of_public_method_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named: { code: 2259, category: DiagnosticCategory.Error, key: "Return type of public method from exported class has or is using name '{0}' from external module {1} but cannot be named." },
Return_type_of_exported_function_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named: { code: 2260, category: DiagnosticCategory.Error, key: "Return type of exported function has or is using name '{0}' from external module {1} but cannot be named." },
Circular_definition_of_import_alias_0: { code: 3000, category: DiagnosticCategory.Error, key: "Circular definition of import alias '{0}'." },
Cannot_find_name_0: { code: 3001, category: DiagnosticCategory.Error, key: "Cannot find name '{0}'." },
Module_0_has_no_exported_member_1: { code: 3002, category: DiagnosticCategory.Error, key: "Module '{0}' has no exported member '{1}'." },
+48
View File
@@ -916,6 +916,54 @@
"category": "Error",
"code": 2248
},
"Public static property '{0}' of exported class has or is using name '{1}' from external module {2} but cannot be named.": {
"category": "Error",
"code": 2249
},
"Public property '{0}' of exported class has or is using name '{1}' from external module {2} but cannot be named.": {
"category": "Error",
"code": 2250
},
"Exported variable '{0}' has or is using name '{1}' from external module {2} but cannot be named.": {
"category": "Error",
"code": 2251
},
"Parameter '{0}' of constructor from exported class has or is using name '{1}' from external module {2} but cannot be named.": {
"category": "Error",
"code": 2252
},
"Parameter '{0}' of public static method from exported class has or is using name '{1}' from external module {2} but cannot be named.": {
"category": "Error",
"code": 2253
},
"Parameter '{0}' of public method from exported class has or is using name '{1}' from external module {2} but cannot be named.": {
"category": "Error",
"code": 2254
},
"Parameter '{0}' of exported function has or is using name '{1}' from external module {2} but cannot be named.": {
"category": "Error",
"code": 2255
},
"Return type of public static property getter from exported class has or is using name '{0}' from external module {1} but cannot be named.": {
"category": "Error",
"code": 2256
},
"Return type of public property getter from exported class has or is using name '{0}' from external module {1} but cannot be named.": {
"category": "Error",
"code": 2257
},
"Return type of public static method from exported class has or is using name '{0}' from external module {1} but cannot be named.": {
"category": "Error",
"code": 2258
},
"Return type of public method from exported class has or is using name '{0}' from external module {1} but cannot be named.": {
"category": "Error",
"code": 2259
},
"Return type of exported function has or is using name '{0}' from external module {1} but cannot be named.": {
"category": "Error",
"code": 2260
},
"Circular definition of import alias '{0}'.": {
"category": "Error",
"code": 3000
+50 -34
View File
@@ -2093,7 +2093,7 @@ module ts {
function emitTypeParameters(typeParameters: TypeParameterDeclaration[]) {
function emitTypeParameter(node: TypeParameterDeclaration) {
function getTypeParameterConstraintVisibilityError(symbolAccesibilityResult: SymbolAccessiblityResult) {
// TODO(shkamat) Cannot access name errors
// Type parameter constraints are named by user so we should always be able to name it
var diagnosticMessage: DiagnosticMessage;
switch (node.parent.kind) {
case SyntaxKind.ClassDeclaration:
@@ -2183,42 +2183,30 @@ module ts {
function getHeritageClauseVisibilityError(symbolAccesibilityResult: SymbolAccessiblityResult) {
var diagnosticMessage: DiagnosticMessage;
// Heritage clause is written by user so it can always be named
if (node.parent.kind === SyntaxKind.ClassDeclaration) {
// Class
if (symbolAccesibilityResult.accessibility == SymbolAccessibility.NotAccessible) {
if (symbolAccesibilityResult.errorModuleName) {
// Module is inaccessible
diagnosticMessage = isImplementsList ?
Diagnostics.Implements_clause_of_exported_class_0_has_or_is_using_name_1_from_private_module_2 :
Diagnostics.Extends_clause_of_exported_class_0_has_or_is_using_name_1_from_private_module_2;
}
else {
// Class or Interface implemented/extended is inaccessible
diagnosticMessage = isImplementsList ?
Diagnostics.Implements_clause_of_exported_class_0_has_or_is_using_private_name_1 :
Diagnostics.Extends_clause_of_exported_class_0_has_or_is_using_private_name_1;
}
if (symbolAccesibilityResult.errorModuleName) {
// Module is inaccessible
diagnosticMessage = isImplementsList ?
Diagnostics.Implements_clause_of_exported_class_0_has_or_is_using_name_1_from_private_module_2 :
Diagnostics.Extends_clause_of_exported_class_0_has_or_is_using_name_1_from_private_module_2;
}
else {
// CannotBeNamed
// TODO(shkamat): CannotBeNamed error needs to be handled
// Class or Interface implemented/extended is inaccessible
diagnosticMessage = isImplementsList ?
Diagnostics.Implements_clause_of_exported_class_0_has_or_is_using_private_name_1 :
Diagnostics.Extends_clause_of_exported_class_0_has_or_is_using_private_name_1;
}
}
else {
// Interface
if (symbolAccesibilityResult.accessibility == SymbolAccessibility.NotAccessible) {
if (symbolAccesibilityResult.errorModuleName) {
// Module is inaccessible
diagnosticMessage = Diagnostics.Extends_clause_of_exported_interface_0_has_or_is_using_name_1_from_private_module_2;
}
else {
// interface is inaccessible
diagnosticMessage = Diagnostics.Extends_clause_of_exported_interface_0_has_or_is_using_private_name_1;
}
if (symbolAccesibilityResult.errorModuleName) {
// Module is inaccessible
diagnosticMessage = Diagnostics.Extends_clause_of_exported_interface_0_has_or_is_using_name_1_from_private_module_2;
}
else {
// CannotBeNamed
// TODO(shkamat): CannotBeNamed error needs to be handled
// interface is inaccessible
diagnosticMessage = Diagnostics.Extends_clause_of_exported_interface_0_has_or_is_using_private_name_1;
}
}
@@ -2309,10 +2297,11 @@ module ts {
}
function getVariableDeclarationTypeVisibilityError(symbolAccesibilityResult: SymbolAccessiblityResult) {
// TODO(shkamat) Cannot access name errors
var diagnosticMessage: DiagnosticMessage;
if (node.kind === SyntaxKind.VariableDeclaration) {
diagnosticMessage = symbolAccesibilityResult.errorModuleName ?
symbolAccesibilityResult.accessibility === SymbolAccessibility.CannotBeNamed ?
Diagnostics.Exported_variable_0_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named :
Diagnostics.Exported_variable_0_has_or_is_using_name_1_from_private_module_2 :
Diagnostics.Exported_variable_0_has_or_is_using_private_name_1;
}
@@ -2320,15 +2309,20 @@ module ts {
else if (node.kind === SyntaxKind.Property) {
if (node.flags & NodeFlags.Static) {
diagnosticMessage = symbolAccesibilityResult.errorModuleName ?
symbolAccesibilityResult.accessibility === SymbolAccessibility.CannotBeNamed ?
Diagnostics.Public_static_property_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named :
Diagnostics.Public_static_property_0_of_exported_class_has_or_is_using_name_1_from_private_module_2 :
Diagnostics.Public_static_property_0_of_exported_class_has_or_is_using_private_name_1;
}
else if (node.parent.kind === SyntaxKind.ClassDeclaration) {
diagnosticMessage = symbolAccesibilityResult.errorModuleName ?
symbolAccesibilityResult.accessibility === SymbolAccessibility.CannotBeNamed ?
Diagnostics.Public_property_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named :
Diagnostics.Public_property_0_of_exported_class_has_or_is_using_name_1_from_private_module_2 :
Diagnostics.Public_property_0_of_exported_class_has_or_is_using_private_name_1;
}
else {
// Interfaces cannot have types that cannot be named
diagnosticMessage = symbolAccesibilityResult.errorModuleName ?
Diagnostics.Property_0_of_exported_interface_has_or_is_using_name_1_from_private_module_2 :
Diagnostics.Property_0_of_exported_interface_has_or_is_using_private_name_1;
@@ -2369,9 +2363,9 @@ module ts {
}
function getAccessorDeclarationTypeVisibilityError(symbolAccesibilityResult: SymbolAccessiblityResult) {
// TODO(shkamat) Cannot access name errors
var diagnosticMessage: DiagnosticMessage;
if (node.kind === SyntaxKind.SetAccessor) {
// Setters have to have type named and cannot infer it so, the type should always be named
if (node.parent.flags & NodeFlags.Static) {
diagnosticMessage = symbolAccesibilityResult.errorModuleName ?
Diagnostics.Parameter_0_of_public_static_property_setter_from_exported_class_has_or_is_using_name_1_from_private_module_2 :
@@ -2391,11 +2385,15 @@ module ts {
else {
if (node.flags & NodeFlags.Static) {
diagnosticMessage = symbolAccesibilityResult.errorModuleName ?
symbolAccesibilityResult.accessibility === SymbolAccessibility.CannotBeNamed ?
Diagnostics.Return_type_of_public_static_property_getter_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named :
Diagnostics.Return_type_of_public_static_property_getter_from_exported_class_has_or_is_using_name_0_from_private_module_1 :
Diagnostics.Return_type_of_public_static_property_getter_from_exported_class_has_or_is_using_private_name_0;
}
else {
diagnosticMessage = symbolAccesibilityResult.errorModuleName ?
symbolAccesibilityResult.accessibility === SymbolAccessibility.CannotBeNamed ?
Diagnostics.Return_type_of_public_property_getter_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named :
Diagnostics.Return_type_of_public_property_getter_from_exported_class_has_or_is_using_name_0_from_private_module_1 :
Diagnostics.Return_type_of_public_property_getter_from_exported_class_has_or_is_using_private_name_0;
}
@@ -2465,22 +2463,24 @@ module ts {
writeLine();
function getReturnTypeVisibilityError(symbolAccesibilityResult: SymbolAccessiblityResult) {
// TODO(shkamat) Cannot access name errors
var diagnosticMessage: DiagnosticMessage;
switch (node.kind) {
case SyntaxKind.ConstructSignature:
diagnosticMessage = symbolAccesibilityResult.errorModuleName ?
// Interfaces cannot have return types that cannot be named
diagnosticMessage = symbolAccesibilityResult.errorModuleName ?
Diagnostics.Return_type_of_constructor_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1 :
Diagnostics.Return_type_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_0;
break;
case SyntaxKind.CallSignature:
// Interfaces cannot have return types that cannot be named
diagnosticMessage = symbolAccesibilityResult.errorModuleName ?
Diagnostics.Return_type_of_call_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1 :
Diagnostics.Return_type_of_call_signature_from_exported_interface_has_or_is_using_private_name_0;
break;
case SyntaxKind.IndexSignature:
// Interfaces cannot have return types that cannot be named
diagnosticMessage = symbolAccesibilityResult.errorModuleName ?
Diagnostics.Return_type_of_index_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1 :
Diagnostics.Return_type_of_index_signature_from_exported_interface_has_or_is_using_private_name_0;
@@ -2489,15 +2489,20 @@ module ts {
case SyntaxKind.Method:
if (node.flags & NodeFlags.Static) {
diagnosticMessage = symbolAccesibilityResult.errorModuleName ?
symbolAccesibilityResult.accessibility === SymbolAccessibility.CannotBeNamed ?
Diagnostics.Return_type_of_public_static_method_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named :
Diagnostics.Return_type_of_public_static_method_from_exported_class_has_or_is_using_name_0_from_private_module_1 :
Diagnostics.Return_type_of_public_static_method_from_exported_class_has_or_is_using_private_name_0;
}
else if (node.parent.kind === SyntaxKind.ClassDeclaration) {
diagnosticMessage = symbolAccesibilityResult.errorModuleName ?
symbolAccesibilityResult.accessibility === SymbolAccessibility.CannotBeNamed ?
Diagnostics.Return_type_of_public_method_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named :
Diagnostics.Return_type_of_public_method_from_exported_class_has_or_is_using_name_0_from_private_module_1 :
Diagnostics.Return_type_of_public_method_from_exported_class_has_or_is_using_private_name_0;
}
else {
// Interfaces cannot have return types that cannot be named
diagnosticMessage = symbolAccesibilityResult.errorModuleName ?
Diagnostics.Return_type_of_method_from_exported_interface_has_or_is_using_name_0_from_private_module_1 :
Diagnostics.Return_type_of_method_from_exported_interface_has_or_is_using_private_name_0;
@@ -2506,6 +2511,8 @@ module ts {
case SyntaxKind.FunctionDeclaration:
diagnosticMessage = symbolAccesibilityResult.errorModuleName ?
symbolAccesibilityResult.accessibility === SymbolAccessibility.CannotBeNamed ?
Diagnostics.Return_type_of_exported_function_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named :
Diagnostics.Return_type_of_exported_function_has_or_is_using_name_0_from_private_module_1 :
Diagnostics.Return_type_of_exported_function_has_or_is_using_private_name_0;
break;
@@ -2519,7 +2526,6 @@ module ts {
errorNode: <Node>node.name || node,
};
}
}
function emitParameterDeclaration(node: ParameterDeclaration) {
@@ -2538,22 +2544,25 @@ module ts {
}
function getParameterDeclarationTypeVisibilityError(symbolAccesibilityResult: SymbolAccessiblityResult) {
// TODO(shkamat) Cannot access name errors
var diagnosticMessage: DiagnosticMessage;
switch (node.parent.kind) {
case SyntaxKind.Constructor:
diagnosticMessage = symbolAccesibilityResult.errorModuleName ?
symbolAccesibilityResult.accessibility === SymbolAccessibility.CannotBeNamed ?
Diagnostics.Parameter_0_of_constructor_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named :
Diagnostics.Parameter_0_of_constructor_from_exported_class_has_or_is_using_name_1_from_private_module_2 :
Diagnostics.Parameter_0_of_constructor_from_exported_class_has_or_is_using_private_name_1;
break;
case SyntaxKind.ConstructSignature:
// Interfaces cannot have parameter types that cannot be named
diagnosticMessage = symbolAccesibilityResult.errorModuleName ?
Diagnostics.Parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2 :
Diagnostics.Parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_1;
break;
case SyntaxKind.CallSignature:
// Interfaces cannot have parameter types that cannot be named
diagnosticMessage = symbolAccesibilityResult.errorModuleName ?
Diagnostics.Parameter_0_of_call_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2 :
Diagnostics.Parameter_0_of_call_signature_from_exported_interface_has_or_is_using_private_name_1;
@@ -2562,15 +2571,20 @@ module ts {
case SyntaxKind.Method:
if (node.parent.flags & NodeFlags.Static) {
diagnosticMessage = symbolAccesibilityResult.errorModuleName ?
symbolAccesibilityResult.accessibility === SymbolAccessibility.CannotBeNamed ?
Diagnostics.Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named :
Diagnostics.Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_name_1_from_private_module_2 :
Diagnostics.Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_private_name_1;
}
else if (node.parent.parent.kind === SyntaxKind.ClassDeclaration) {
diagnosticMessage = symbolAccesibilityResult.errorModuleName ?
symbolAccesibilityResult.accessibility === SymbolAccessibility.CannotBeNamed ?
Diagnostics.Parameter_0_of_public_method_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named :
Diagnostics.Parameter_0_of_public_method_from_exported_class_has_or_is_using_name_1_from_private_module_2 :
Diagnostics.Parameter_0_of_public_method_from_exported_class_has_or_is_using_private_name_1;
}
else {
// Interfaces cannot have parameter types that cannot be named
diagnosticMessage = symbolAccesibilityResult.errorModuleName ?
Diagnostics.Parameter_0_of_method_from_exported_interface_has_or_is_using_name_1_from_private_module_2 :
Diagnostics.Parameter_0_of_method_from_exported_interface_has_or_is_using_private_name_1;
@@ -2579,6 +2593,8 @@ module ts {
case SyntaxKind.FunctionDeclaration:
diagnosticMessage = symbolAccesibilityResult.errorModuleName ?
symbolAccesibilityResult.accessibility === SymbolAccessibility.CannotBeNamed ?
Diagnostics.Parameter_0_of_exported_function_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named :
Diagnostics.Parameter_0_of_exported_function_has_or_is_using_name_1_from_private_module_2 :
Diagnostics.Parameter_0_of_exported_function_has_or_is_using_private_name_1;
break;