Merge branch 'master' into requireJson

.gitmodules

@@ -18,3 +18,7 @@
 	path = tests/cases/user/TypeScript-WeChat-Starter/TypeScript-WeChat-Starter
 	url = https://github.com/Microsoft/TypeScript-WeChat-Starter.git
 	ignore = all
+[submodule "tests/cases/user/webpack/webpack"]
+	path = tests/cases/user/webpack/webpack 
+        url = https://github.com/webpack/webpack.git
+	ignore = all

Jakefile.js

@@ -87,93 +87,10 @@ var typingsInstallerSources = filesFromConfig(path.join(serverDirectory, "typing
 var watchGuardSources = filesFromConfig(path.join(serverDirectory, "watchGuard/tsconfig.json"));
 var serverSources = filesFromConfig(path.join(serverDirectory, "tsconfig.json"));
 var languageServiceLibrarySources = filesFromConfig(path.join(serverDirectory, "tsconfig.library.json"));
+var harnessSources = filesFromConfig("./src/harness/tsconfig.json");
 
 var typesMapOutputPath = path.join(builtLocalDirectory, 'typesMap.json');
 
-var harnessCoreSources = [
-    "harness.ts",
-    "virtualFileSystem.ts",
-    "virtualFileSystemWithWatch.ts",
-    "sourceMapRecorder.ts",
-    "harnessLanguageService.ts",
-    "fourslash.ts",
-    "runnerbase.ts",
-    "compilerRunner.ts",
-    "typeWriter.ts",
-    "fourslashRunner.ts",
-    "projectsRunner.ts",
-    "loggedIO.ts",
-    "rwcRunner.ts",
-    "externalCompileRunner.ts",
-    "test262Runner.ts",
-    "./parallel/shared.ts",
-    "./parallel/host.ts",
-    "./parallel/worker.ts",
-    "runner.ts"
-].map(function (f) {
-    return path.join(harnessDirectory, f);
-});
-
-var harnessSources = harnessCoreSources.concat([
-    "base64.ts",
-    "incrementalParser.ts",
-    "jsDocParsing.ts",
-    "services/colorization.ts",
-    "services/documentRegistry.ts",
-    "services/preProcessFile.ts",
-    "services/patternMatcher.ts",
-    "session.ts",
-    "versionCache.ts",
-    "convertToBase64.ts",
-    "transpile.ts",
-    "reuseProgramStructure.ts",
-    "textStorage.ts",
-    "moduleResolution.ts",
-    "tsconfigParsing.ts",
-    "asserts.ts",
-    "builder.ts",
-    "commandLineParsing.ts",
-    "configurationExtension.ts",
-    "convertCompilerOptionsFromJson.ts",
-    "convertTypeAcquisitionFromJson.ts",
-    "tsserverProjectSystem.ts",
-    "tscWatchMode.ts",
-    "compileOnSave.ts",
-    "typingsInstaller.ts",
-    "projectErrors.ts",
-    "matchFiles.ts",
-    "organizeImports.ts",
-    "initializeTSConfig.ts",
-    "extractConstants.ts",
-    "extractFunctions.ts",
-    "extractRanges.ts",
-    "extractTestHelpers.ts",
-    "printer.ts",
-    "textChanges.ts",
-    "telemetry.ts",
-    "transform.ts",
-    "customTransforms.ts",
-    "programMissingFiles.ts",
-    "programNoParseFalsyFileNames.ts",
-    "symbolWalker.ts",
-    "languageService.ts",
-    "publicApi.ts",
-    "hostNewLineSupport.ts",
-].map(function (f) {
-    return path.join(unittestsDirectory, f);
-})).concat([
-    "protocol.ts",
-    "utilities.ts",
-    "scriptVersionCache.ts",
-    "scriptInfo.ts",
-    "project.ts",
-    "typingsCache.ts",
-    "editorServices.ts",
-    "session.ts",
-].map(function (f) {
-    return path.join(serverDirectory, f);
-}));
-
 var es2015LibrarySources = [
     "es2015.core.d.ts",
     "es2015.collection.d.ts",
@@ -451,6 +368,8 @@ task("lib", libraryTargets);
 // Generate diagnostics
 var processDiagnosticMessagesJs = path.join(scriptsDirectory, "processDiagnosticMessages.js");
 var processDiagnosticMessagesTs = path.join(scriptsDirectory, "processDiagnosticMessages.ts");
+var processDiagnosticMessagesSources = filesFromConfig("./scripts/processDiagnosticMessages.tsconfig.json");
+
 var diagnosticMessagesJson = path.join(compilerDirectory, "diagnosticMessages.json");
 var diagnosticInfoMapTs = path.join(compilerDirectory, "diagnosticInformationMap.generated.ts");
 var generatedDiagnosticMessagesJSON = path.join(compilerDirectory, "diagnosticMessages.generated.json");
@@ -460,8 +379,8 @@ file(processDiagnosticMessagesTs);
 
 // processDiagnosticMessages script
 compileFile(processDiagnosticMessagesJs,
-    [processDiagnosticMessagesTs],
-    [processDiagnosticMessagesTs],
+    processDiagnosticMessagesSources,
+    processDiagnosticMessagesSources,
     [],
     /*useBuiltCompiler*/ false);
 

scripts/processDiagnosticMessages.ts

@@ -1,9 +1,7 @@
-/// <reference path="../src/compiler/sys.ts" />
-/// <reference path="../src/compiler/core.ts" />
-
 interface DiagnosticDetails {
     category: string;
     code: number;
+    reportsUnnecessary?: {};
     isEarly?: boolean;
 }
 
@@ -56,17 +54,17 @@ function buildInfoFileOutput(messageTable: InputDiagnosticMessageTable, inputFil
     let result =
         "// <auto-generated />\r\n" +
         "// generated from '" + inputFilePathRel + "' by '" + thisFilePathRel + "'\r\n" +
-        "/// <reference path=\"types.ts\" />\r\n" +
         "/* @internal */\r\n" +
         "namespace ts {\r\n" +
-        "    function diag(code: number, category: DiagnosticCategory, key: string, message: string): DiagnosticMessage {\r\n" +
-        "        return { code, category, key, message };\r\n" +
+        "    function diag(code: number, category: DiagnosticCategory, key: string, message: string, reportsUnnecessary?: {}): DiagnosticMessage {\r\n" +
+        "        return { code, category, key, message, reportsUnnecessary };\r\n" +
         "    }\r\n" +
         "    // tslint:disable-next-line variable-name\r\n" +
         "    export const Diagnostics = {\r\n";
-    messageTable.forEach(({ code, category }, name) => {
+    messageTable.forEach(({ code, category, reportsUnnecessary }, name) => {
         const propName = convertPropertyName(name);
-        result += `        ${propName}: diag(${code}, DiagnosticCategory.${category}, "${createKey(propName, code)}", ${JSON.stringify(name)}),\r\n`;
+        const argReportsUnnecessary = reportsUnnecessary ? `, /*reportsUnnecessary*/ ${reportsUnnecessary}` : "";
+        result += `        ${propName}: diag(${code}, DiagnosticCategory.${category}, "${createKey(propName, code)}", ${JSON.stringify(name)}${argReportsUnnecessary}),\r\n`;
     });
 
     result += "    };\r\n}";

scripts/processDiagnosticMessages.tsconfig.json

@@ -0,0 +1,20 @@
+{
+    "compilerOptions": {
+        "removeComments": false,
+        "outFile": "processDiagnosticMessages.js",
+        "target": "es5",
+        "declaration": false,
+        "lib": [
+            "es6",
+            "scripthost"
+        ]
+    },
+    "files": [
+        "../src/compiler/types.ts",
+        "../src/compiler/performance.ts",
+        "../src/compiler/core.ts",
+        "../src/compiler/sys.ts",
+
+        "processDiagnosticMessages.ts"
+    ]
+}

scripts/tslint/rules/booleanTriviaRule.ts

@@ -28,13 +28,11 @@ function walk(ctx: Lint.WalkContext<void>): void {
     function shouldIgnoreCalledExpression(expression: ts.Expression): boolean {
         if (expression.kind === ts.SyntaxKind.PropertyAccessExpression) {
             const methodName = (expression as ts.PropertyAccessExpression).name.text;
-            if (methodName.indexOf("set") === 0) {
+            if (methodName.startsWith("set") || methodName.startsWith("assert")) {
                 return true;
             }
             switch (methodName) {
                 case "apply":
-                case "assert":
-                case "assertEqual":
                 case "call":
                 case "equal":
                 case "fail":
@@ -46,11 +44,10 @@ function walk(ctx: Lint.WalkContext<void>): void {
         }
         else if (expression.kind === ts.SyntaxKind.Identifier) {
             const functionName = (expression as ts.Identifier).text;
-            if (functionName.indexOf("set") === 0) {
+            if (functionName.startsWith("set") || functionName.startsWith("assert")) {
                 return true;
             }
             switch (functionName) {
-                case "assert":
                 case "contains":
                 case "createAnonymousType":
                 case "createImportSpecifier":

src/compiler/binder.ts

@@ -1,6 +1,3 @@
-/// <reference path="utilities.ts"/>
-/// <reference path="parser.ts"/>
-
 /* @internal */
 namespace ts {
     export const enum ModuleInstanceState {

src/compiler/builder.ts

@@ -1,5 +1,3 @@
-/// <reference path="builderState.ts" />
-
 /*@internal*/
 namespace ts {
     /**

src/compiler/builderState.ts

@@ -1,4 +1,3 @@
-/// <reference path="program.ts" />
 namespace ts {
     export interface EmitOutput {
         outputFiles: OutputFile[];

src/compiler/checker.ts

@@ -1,7 +1,3 @@
-/// <reference path="moduleNameResolver.ts"/>
-/// <reference path="binder.ts"/>
-/// <reference path="symbolWalker.ts" />
-
 /* @internal */
 namespace ts {
     const ambientModuleSymbolRegex = /^".+"$/;
@@ -2216,7 +2212,22 @@ namespace ts {
         // An external module with an 'export =' declaration resolves to the target of the 'export =' declaration,
         // and an external module with no 'export =' declaration resolves to the module itself.
         function resolveExternalModuleSymbol(moduleSymbol: Symbol, dontResolveAlias?: boolean): Symbol {
-            return moduleSymbol && getMergedSymbol(resolveSymbol(moduleSymbol.exports.get(InternalSymbolName.ExportEquals), dontResolveAlias)) || moduleSymbol;
+            return moduleSymbol && getMergedSymbol(resolveSymbol(getCommonJsExportEquals(moduleSymbol), dontResolveAlias)) || moduleSymbol;
+        }
+
+        function getCommonJsExportEquals(moduleSymbol: Symbol): Symbol {
+            const exported = moduleSymbol.exports.get(InternalSymbolName.ExportEquals);
+            if (!exported || !exported.exports || moduleSymbol.exports.size === 1) {
+                return exported;
+            }
+            const merged = cloneSymbol(exported);
+            moduleSymbol.exports.forEach((s, name) => {
+                if (name === InternalSymbolName.ExportEquals) return;
+                if (!merged.exports.has(name)) {
+                    merged.exports.set(name, s);
+                }
+            });
+            return merged;
         }
 
         // An external module with an 'export =' declaration may be referenced as an ES6 module provided the 'export ='
@@ -2740,7 +2751,7 @@ namespace ts {
         }
 
         function hasVisibleDeclarations(symbol: Symbol, shouldComputeAliasToMakeVisible: boolean): SymbolVisibilityResult {
-            let aliasesToMakeVisible: AnyImportSyntax[];
+            let aliasesToMakeVisible: LateVisibilityPaintedStatement[];
             if (forEach(symbol.declarations, declaration => !getIsDeclarationVisible(declaration))) {
                 return undefined;
             }
@@ -2754,15 +2765,13 @@ namespace ts {
                     const anyImportSyntax = getAnyImportSyntax(declaration);
                     if (anyImportSyntax &&
                         !hasModifier(anyImportSyntax, ModifierFlags.Export) && // import clause without export
-                        isDeclarationVisible(<Declaration>anyImportSyntax.parent)) {
-                        // In function "buildTypeDisplay" where we decide whether to write type-alias or serialize types,
-                        // we want to just check if type- alias is accessible or not but we don't care about emitting those alias at that time
-                        // since we will do the emitting later in trackSymbol.
-                        if (shouldComputeAliasToMakeVisible) {
-                            getNodeLinks(declaration).isVisible = true;
-                            aliasesToMakeVisible = appendIfUnique(aliasesToMakeVisible, anyImportSyntax);
-                        }
-                        return true;
+                        isDeclarationVisible(anyImportSyntax.parent)) {
+                        return addVisibleAlias(declaration, anyImportSyntax);
+                    }
+                    else if (isVariableDeclaration(declaration) && isVariableStatement(declaration.parent.parent) &&
+                        !hasModifier(declaration.parent.parent, ModifierFlags.Export) && // unexported variable statement
+                        isDeclarationVisible(declaration.parent.parent.parent)) {
+                        return addVisibleAlias(declaration, declaration.parent.parent);
                     }
 
                     // Declaration is not visible
@@ -2771,6 +2780,17 @@ namespace ts {
 
                 return true;
             }
+
+            function addVisibleAlias(declaration: Declaration, aliasingStatement: LateVisibilityPaintedStatement) {
+                // In function "buildTypeDisplay" where we decide whether to write type-alias or serialize types,
+                // we want to just check if type- alias is accessible or not but we don't care about emitting those alias at that time
+                // since we will do the emitting later in trackSymbol.
+                if (shouldComputeAliasToMakeVisible) {
+                    getNodeLinks(declaration).isVisible = true;
+                    aliasesToMakeVisible = appendIfUnique(aliasesToMakeVisible, aliasingStatement);
+                }
+                return true;
+            }
         }
 
         function isEntityNameVisible(entityName: EntityNameOrEntityNameExpression, enclosingDeclaration: Node): SymbolVisibilityResult {
@@ -3835,7 +3855,7 @@ namespace ts {
             return symbolName(symbol);
         }
 
-        function isDeclarationVisible(node: Declaration | AnyImportSyntax): boolean {
+        function isDeclarationVisible(node: Node): boolean {
             if (node) {
                 const links = getNodeLinks(node);
                 if (links.isVisible === undefined) {
@@ -3849,7 +3869,7 @@ namespace ts {
             function determineIfDeclarationIsVisible() {
                 switch (node.kind) {
                     case SyntaxKind.BindingElement:
-                        return isDeclarationVisible(<Declaration>node.parent.parent);
+                        return isDeclarationVisible(node.parent.parent);
                     case SyntaxKind.VariableDeclaration:
                         if (isBindingPattern((node as VariableDeclaration).name) &&
                             !((node as VariableDeclaration).name as BindingPattern).elements.length) {
@@ -3875,7 +3895,7 @@ namespace ts {
                             return isGlobalSourceFile(parent);
                         }
                         // Exported members/ambient module elements (exception import declaration) are visible if parent is visible
-                        return isDeclarationVisible(<Declaration>parent);
+                        return isDeclarationVisible(parent);
 
                     case SyntaxKind.PropertyDeclaration:
                     case SyntaxKind.PropertySignature:
@@ -3905,7 +3925,7 @@ namespace ts {
                     case SyntaxKind.UnionType:
                     case SyntaxKind.IntersectionType:
                     case SyntaxKind.ParenthesizedType:
-                        return isDeclarationVisible(<Declaration>node.parent);
+                        return isDeclarationVisible(node.parent);
 
                     // Default binding, import specifier and namespace import is visible
                     // only on demand so by default it is not visible
@@ -4150,14 +4170,17 @@ namespace ts {
                 else {
                     // Use explicitly specified property name ({ p: xxx } form), or otherwise the implied name ({ p } form)
                     const name = declaration.propertyName || <Identifier>declaration.name;
-                    if (isComputedNonLiteralName(name)) {
-                        // computed properties with non-literal names are treated as 'any'
+                    const isLate = isLateBindableName(name);
+                    const isWellKnown = isComputedPropertyName(name) && isWellKnownSymbolSyntactically(name.expression);
+                    if (!isLate && !isWellKnown && isComputedNonLiteralName(name)) {
                         return anyType;
                     }
 
                     // Use type of the specified property, or otherwise, for a numeric name, the type of the numeric index signature,
                     // or otherwise the type of the string index signature.
-                    const text = getTextOfPropertyName(name);
+                    const text = isLate ? getLateBoundNameFromType(checkComputedPropertyName(name as ComputedPropertyName) as LiteralType | UniqueESSymbolType) :
+                        isWellKnown ? getPropertyNameForKnownSymbolName(idText(((name as ComputedPropertyName).expression as PropertyAccessExpression).name)) :
+                        getTextOfPropertyName(name);
 
                     // Relax null check on ambient destructuring parameters, since the parameters have no implementation and are just documentation
                     if (strictNullChecks && declaration.flags & NodeFlags.Ambient && isParameterDeclaration(declaration)) {
@@ -4343,14 +4366,15 @@ namespace ts {
             for (const declaration of symbol.declarations) {
                 let declarationInConstructor = false;
                 const expression = declaration.kind === SyntaxKind.BinaryExpression ? <BinaryExpression>declaration :
-                    declaration.kind === SyntaxKind.PropertyAccessExpression ? <BinaryExpression>getAncestor(declaration, SyntaxKind.BinaryExpression) :
+                    declaration.kind === SyntaxKind.PropertyAccessExpression ? cast(declaration.parent, isBinaryExpression) :
                         undefined;
 
                 if (!expression) {
                     return unknownType;
                 }
 
-                if (isPropertyAccessExpression(expression.left) && expression.left.expression.kind === SyntaxKind.ThisKeyword) {
+                const special = getSpecialPropertyAssignmentKind(expression);
+                if (special === SpecialPropertyAssignmentKind.ThisProperty) {
                     const thisContainer = getThisContainer(expression, /*includeArrowFunctions*/ false);
                     // Properties defined in a constructor (or javascript constructor function) don't get undefined added.
                     // Function expressions that are assigned to the prototype count as methods.
@@ -4380,7 +4404,33 @@ namespace ts {
                 }
                 else if (!jsDocType) {
                     // If we don't have an explicit JSDoc type, get the type from the expression.
-                    const type = getWidenedLiteralType(checkExpressionCached(expression.right));
+                    let type = getWidenedLiteralType(checkExpressionCached(expression.right));
+
+                    if (getObjectFlags(type) & ObjectFlags.Anonymous &&
+                        special === SpecialPropertyAssignmentKind.ModuleExports &&
+                        symbol.escapedName === InternalSymbolName.ExportEquals) {
+                        const exportedType = resolveStructuredTypeMembers(type as AnonymousType);
+                        const members = createSymbolTable();
+                        copyEntries(exportedType.members, members);
+                        symbol.exports.forEach((s, name) => {
+                            if (members.has(name)) {
+                                const exportedMember = exportedType.members.get(name);
+                                const union = createSymbol(s.flags | exportedMember.flags, name);
+                                union.type = getUnionType([getTypeOfSymbol(s), getTypeOfSymbol(exportedMember)]);
+                                members.set(name, union);
+                            }
+                            else {
+                                members.set(name, s);
+                            }
+                        });
+                        type = createAnonymousType(
+                            exportedType.symbol,
+                            members,
+                            exportedType.callSignatures,
+                            exportedType.constructSignatures,
+                            exportedType.stringIndexInfo,
+                            exportedType.numberIndexInfo);
+                    }
                     let anyedType = type;
                     if (isEmptyArrayLiteralType(type)) {
                         anyedType = anyArrayType;
@@ -7163,15 +7213,15 @@ namespace ts {
             return symbol.members.get(InternalSymbolName.Index);
         }
 
-        function getIndexDeclarationOfSymbol(symbol: Symbol, kind: IndexKind): SignatureDeclaration {
+        function getIndexDeclarationOfSymbol(symbol: Symbol, kind: IndexKind): IndexSignatureDeclaration {
             const syntaxKind = kind === IndexKind.Number ? SyntaxKind.NumberKeyword : SyntaxKind.StringKeyword;
             const indexSymbol = getIndexSymbol(symbol);
             if (indexSymbol) {
                 for (const decl of indexSymbol.declarations) {
-                    const node = <SignatureDeclaration>decl;
+                    const node = cast(decl, isIndexSignatureDeclaration);
                     if (node.parameters.length === 1) {
                         const parameter = node.parameters[0];
-                        if (parameter && parameter.type && parameter.type.kind === syntaxKind) {
+                        if (parameter.type && parameter.type.kind === syntaxKind) {
                             return node;
                         }
                     }
@@ -7181,7 +7231,7 @@ namespace ts {
             return undefined;
         }
 
-        function createIndexInfo(type: Type, isReadonly: boolean, declaration?: SignatureDeclaration): IndexInfo {
+        function createIndexInfo(type: Type, isReadonly: boolean, declaration?: IndexSignatureDeclaration): IndexInfo {
             return { type, isReadonly, declaration };
         }
 
@@ -13833,7 +13883,8 @@ namespace ts {
             const assignmentKind = getAssignmentTargetKind(node);
 
             if (assignmentKind) {
-                if (!(localOrExportSymbol.flags & SymbolFlags.Variable)) {
+                if (!(localOrExportSymbol.flags & SymbolFlags.Variable) &&
+                    !(isInJavaScriptFile(node) && localOrExportSymbol.flags & SymbolFlags.ValueModule)) {
                     error(node, Diagnostics.Cannot_assign_to_0_because_it_is_not_a_variable, symbolToString(symbol));
                     return unknownType;
                 }
@@ -16621,12 +16672,18 @@ namespace ts {
                     }
                 }
             }
-            const suggestion = getSuggestionForNonexistentProperty(propNode, containingType);
-            if (suggestion !== undefined) {
-                errorInfo = chainDiagnosticMessages(errorInfo, Diagnostics.Property_0_does_not_exist_on_type_1_Did_you_mean_2, declarationNameToString(propNode), typeToString(containingType), suggestion);
+            const promisedType = getPromisedTypeOfPromise(containingType);
+            if (promisedType && getPropertyOfType(promisedType, propNode.escapedText)) {
+                errorInfo = chainDiagnosticMessages(errorInfo, Diagnostics.Property_0_does_not_exist_on_type_1_Did_you_forget_to_use_await, declarationNameToString(propNode), typeToString(containingType));
             }
             else {
-                errorInfo = chainDiagnosticMessages(errorInfo, Diagnostics.Property_0_does_not_exist_on_type_1, declarationNameToString(propNode), typeToString(containingType));
+                const suggestion = getSuggestionForNonexistentProperty(propNode, containingType);
+                if (suggestion !== undefined) {
+                    errorInfo = chainDiagnosticMessages(errorInfo, Diagnostics.Property_0_does_not_exist_on_type_1_Did_you_mean_2, declarationNameToString(propNode), typeToString(containingType), suggestion);
+                }
+                else {
+                    errorInfo = chainDiagnosticMessages(errorInfo, Diagnostics.Property_0_does_not_exist_on_type_1, declarationNameToString(propNode), typeToString(containingType));
+                }
             }
             diagnostics.add(createDiagnosticForNodeFromMessageChain(propNode, errorInfo));
         }
@@ -19038,6 +19095,9 @@ namespace ts {
 
             const links = getNodeLinks(node);
             const type = getTypeOfSymbol(node.symbol);
+            if (isTypeAny(type)) {
+                return type;
+            }
 
             // Check if function expression is contextually typed and assign parameter types if so.
             if (!(links.flags & NodeCheckFlags.ContextChecked)) {
@@ -19800,8 +19860,9 @@ namespace ts {
                     //    VarExpr = ValueExpr
                     // requires VarExpr to be classified as a reference
                     // A compound assignment furthermore requires VarExpr to be classified as a reference (section 4.1)
-                    // and the type of the non - compound operation to be assignable to the type of VarExpr.
-                    if (checkReferenceExpression(left, Diagnostics.The_left_hand_side_of_an_assignment_expression_must_be_a_variable_or_a_property_access)) {
+                    // and the type of the non-compound operation to be assignable to the type of VarExpr.
+                    if (checkReferenceExpression(left, Diagnostics.The_left_hand_side_of_an_assignment_expression_must_be_a_variable_or_a_property_access)
+                        && (!isIdentifier(left) || unescapeLeadingUnderscores(left.escapedText) !== "exports")) {
                         // to avoid cascading errors check assignability only if 'isReference' check succeeded and no errors were reported
                         checkTypeAssignableTo(valueType, leftType, left, /*headMessage*/ undefined);
                     }
@@ -21819,6 +21880,10 @@ namespace ts {
                 // and give a better error message when the host function mentions `arguments`
                 // but the tag doesn't have an array type
                 if (decl) {
+                    const i = getJSDocTags(decl).filter(isJSDocParameterTag).indexOf(node);
+                    if (i > -1 && i < decl.parameters.length && isBindingPattern(decl.parameters[i].name)) {
+                        return;
+                    }
                     if (!containsArgumentsReference(decl)) {
                         error(node.name,
                             Diagnostics.JSDoc_param_tag_has_name_0_but_there_is_no_parameter_with_that_name,
@@ -24573,7 +24638,7 @@ namespace ts {
                 const exportEqualsSymbol = moduleSymbol.exports.get("export=" as __String);
                 if (exportEqualsSymbol && hasExportedMembers(moduleSymbol)) {
                     const declaration = getDeclarationOfAliasSymbol(exportEqualsSymbol) || exportEqualsSymbol.valueDeclaration;
-                    if (!isTopLevelInExternalModuleAugmentation(declaration)) {
+                    if (!isTopLevelInExternalModuleAugmentation(declaration) && !isInJavaScriptFile(declaration)) {
                         error(declaration, Diagnostics.An_export_assignment_cannot_be_used_in_a_module_with_other_exported_elements);
                     }
                 }
@@ -24654,7 +24719,6 @@ namespace ts {
                 case SyntaxKind.ConstructorType:
                 case SyntaxKind.CallSignature:
                 case SyntaxKind.ConstructSignature:
-                    return checkSignatureDeclaration(<SignatureDeclaration>node);
                 case SyntaxKind.IndexSignature:
                     return checkSignatureDeclaration(<SignatureDeclaration>node);
                 case SyntaxKind.MethodDeclaration:
@@ -24774,8 +24838,6 @@ namespace ts {
                 case SyntaxKind.ExportAssignment:
                     return checkExportAssignment(<ExportAssignment>node);
                 case SyntaxKind.EmptyStatement:
-                    checkGrammarStatementInAmbientContext(node);
-                    return;
                 case SyntaxKind.DebuggerStatement:
                     checkGrammarStatementInAmbientContext(node);
                     return;
@@ -25453,9 +25515,6 @@ namespace ts {
         }
 
         function getShorthandAssignmentValueSymbol(location: Node): Symbol {
-            // The function returns a value symbol of an identifier in the short-hand property assignment.
-            // This is necessary as an identifier in short-hand property assignment can contains two meaning:
-            // property name and property value.
             if (location && location.kind === SyntaxKind.ShorthandPropertyAssignment) {
                 return resolveEntityName((<ShorthandPropertyAssignment>location).name, SymbolFlags.Value | SymbolFlags.Alias);
             }

src/compiler/commandLineParser.ts

@@ -1,9 +1,3 @@
-/// <reference path="sys.ts"/>
-/// <reference path="types.ts"/>
-/// <reference path="core.ts"/>
-/// <reference path="diagnosticInformationMap.generated.ts"/>
-/// <reference path="parser.ts"/>
-
 namespace ts {
     /* @internal */
     export const compileOnSaveCommandLineOption: CommandLineOption = { name: "compileOnSave", type: "boolean" };

src/compiler/comments.ts

@@ -1,5 +1,3 @@
-/// <reference path="sourcemap.ts" />
-
 /* @internal */
 namespace ts {
     export interface CommentWriter {

src/compiler/core.ts

@@ -1,6 +1,3 @@
-/// <reference path="types.ts"/>
-/// <reference path="performance.ts" />
-
 namespace ts {
     // WARNING: The script `configureNightly.ts` uses a regexp to parse out these values.
     // If changing the text in this section, be sure to test `configureNightly` too.
@@ -1268,10 +1265,7 @@ namespace ts {
         });
     }
 
-    export function assign<T1 extends MapLike<{}>, T2, T3>(t: T1, arg1: T2, arg2: T3): T1 & T2 & T3;
-    export function assign<T1 extends MapLike<{}>, T2>(t: T1, arg1: T2): T1 & T2;
-    export function assign<T1 extends MapLike<{}>>(t: T1, ...args: any[]): any;
-    export function assign<T1 extends MapLike<{}>>(t: T1, ...args: any[]) {
+    export function assign<T extends object>(t: T, ...args: T[]) {
         for (const arg of args) {
             for (const p in arg) {
                 if (hasProperty(arg, p)) {
@@ -1317,12 +1311,13 @@ namespace ts {
      * the same key with the given 'makeKey' function, then the element with the higher
      * index in the array will be the one associated with the produced key.
      */
-    export function arrayToMap<T>(array: ReadonlyArray<T>, makeKey: (value: T) => string): Map<T>;
-    export function arrayToMap<T, U>(array: ReadonlyArray<T>, makeKey: (value: T) => string, makeValue: (value: T) => U): Map<U>;
-    export function arrayToMap<T, U>(array: ReadonlyArray<T>, makeKey: (value: T) => string, makeValue: (value: T) => T | U = identity): Map<T | U> {
+    export function arrayToMap<T>(array: ReadonlyArray<T>, makeKey: (value: T) => string | undefined): Map<T>;
+    export function arrayToMap<T, U>(array: ReadonlyArray<T>, makeKey: (value: T) => string | undefined, makeValue: (value: T) => U): Map<U>;
+    export function arrayToMap<T, U>(array: ReadonlyArray<T>, makeKey: (value: T) => string | undefined, makeValue: (value: T) => T | U = identity): Map<T | U> {
         const result = createMap<T | U>();
         for (const value of array) {
-            result.set(makeKey(value), makeValue(value));
+            const key = makeKey(value);
+            if (key !== undefined) result.set(key, makeValue(value));
         }
         return result;
     }
@@ -1343,8 +1338,9 @@ namespace ts {
      * @param array the array of input elements.
      */
     export function arrayToSet(array: ReadonlyArray<string>): Map<true>;
-    export function arrayToSet<T>(array: ReadonlyArray<T>, makeKey: (value: T) => string): Map<true>;
-    export function arrayToSet(array: ReadonlyArray<any>, makeKey?: (value: any) => string): Map<true> {
+    export function arrayToSet<T>(array: ReadonlyArray<T>, makeKey: (value: T) => string | undefined): Map<true>;
+    export function arrayToSet<T>(array: ReadonlyArray<T>, makeKey: (value: T) => __String | undefined): UnderscoreEscapedMap<true>;
+    export function arrayToSet(array: ReadonlyArray<any>, makeKey?: (value: any) => string | __String | undefined): Map<true> | UnderscoreEscapedMap<true> {
         return arrayToMap<any, true>(array, makeKey || (s => s), () => true);
     }
 
@@ -1606,7 +1602,7 @@ namespace ts {
             messageText: text,
             category: message.category,
             code: message.code,
-            reportsUnnecessary: message.unused,
+            reportsUnnecessary: message.reportsUnnecessary,
         };
     }
 
@@ -1637,7 +1633,7 @@ namespace ts {
             messageText: text,
             category: message.category,
             code: message.code,
-            reportsUnnecessary: message.unused,
+            reportsUnnecessary: message.reportsUnnecessary,
         };
     }
 
@@ -1727,6 +1723,10 @@ namespace ts {
         return compareComparableValues(a, b);
     }
 
+    export function min<T>(a: T, b: T, compare: Comparer<T>): T {
+        return compare(a, b) === Comparison.LessThan ? a : b;
+    }
+
     /**
      * Compare two strings using a case-insensitive ordinal comparison.
      *
@@ -2246,6 +2246,8 @@ namespace ts {
      * Adds a trailing directory separator to a path, if it does not already have one.
      * @param path The path.
      */
+    export function ensureTrailingDirectorySeparator(path: Path): Path;
+    export function ensureTrailingDirectorySeparator(path: string): string;
     export function ensureTrailingDirectorySeparator(path: string) {
         if (path.charAt(path.length - 1) !== directorySeparator) {
             return path + directorySeparator;
@@ -3124,8 +3126,8 @@ namespace ts {
         return (arg: T) => f(arg) && g(arg);
     }
 
-    export function or<T>(f: (arg: T) => boolean, g: (arg: T) => boolean) {
-        return (arg: T) => f(arg) || g(arg);
+    export function or<T>(f: (arg: T) => boolean, g: (arg: T) => boolean): (arg: T) => boolean {
+        return arg => f(arg) || g(arg);
     }
 
     export function assertTypeIsNever(_: never): void { } // tslint:disable-line no-empty

src/compiler/diagnosticMessages.json

@@ -2012,7 +2012,10 @@
         "category": "Error",
         "code": 2569
     },
-
+    "Property '{0}' does not exist on type '{1}'. Did you forget to use 'await'?": {
+        "category": "Error",
+        "code": 2570
+    },
     "JSX element attributes type '{0}' may not be a union type.": {
         "category": "Error",
         "code": 2600
@@ -3287,7 +3290,7 @@
     "'{0}' is declared but its value is never read.": {
         "category": "Error",
         "code": 6133,
-        "unused": true
+        "reportsUnnecessary": true
     },
     "Report errors on unused locals.": {
         "category": "Message",
@@ -3308,7 +3311,7 @@
     "Property '{0}' is declared but its value is never read.": {
         "category": "Error",
         "code": 6138,
-        "unused": true
+        "reportsUnnecessary": true
     },
     "Import emit helpers from 'tslib'.": {
         "category": "Message",
@@ -3521,7 +3524,7 @@
     "All imports in import declaration are unused.": {
         "category": "Error",
         "code": 6192,
-        "unused": true
+        "reportsUnnecessary": true
     },
     "Found 1 error.": {
         "category": "Message",
@@ -3615,7 +3618,7 @@
     "Unused label.": {
         "category": "Error",
         "code": 7028,
-        "unused": true
+        "reportsUnnecessary": true
     },
     "Fallthrough case in switch.": {
         "category": "Error",
@@ -4167,5 +4170,9 @@
     "Convert all constructor functions to classes": {
         "category": "Message",
         "code": 95045
+    },
+    "Generate 'get' and 'set' accessors": {
+        "category": "Message",
+        "code": 95046
     }
 }

src/compiler/emitter.ts

@@ -1,8 +1,3 @@
-/// <reference path="checker.ts" />
-/// <reference path="transformer.ts" />
-/// <reference path="sourcemap.ts" />
-/// <reference path="comments.ts" />
-
 namespace ts {
     const brackets = createBracketsMap();
 

src/compiler/factory.ts

@@ -1,6 +1,3 @@
-/// <reference path="core.ts"/>
-/// <reference path="utilities.ts"/>
-
 namespace ts {
     function createSynthesizedNode(kind: SyntaxKind): Node {
         const node = createNode(kind, -1, -1);

src/compiler/moduleNameResolver.ts

@@ -1,6 +1,3 @@
-/// <reference path="core.ts" />
-/// <reference path="diagnosticInformationMap.generated.ts" />
-
 namespace ts {
     /* @internal */
     export function trace(host: ModuleResolutionHost, message: DiagnosticMessage, ...args: any[]): void;
@@ -118,7 +115,8 @@ namespace ts {
         }
     }
 
-    function readJson(path: string, host: ModuleResolutionHost): PackageJson {
+    /* @internal */
+    export function readJson(path: string, host: { readFile(fileName: string): string | undefined }): object {
         try {
             const jsonText = host.readFile(path);
             return jsonText ? JSON.parse(jsonText) : {};
@@ -301,7 +299,7 @@ namespace ts {
                             // `types-publisher` sometimes creates packages with `"typings": null` for packages that don't provide their own types.
                             // See `createNotNeededPackageJSON` in the types-publisher` repo.
                             // tslint:disable-next-line:no-null-keyword
-                            const isNotNeededPackage = host.fileExists(packageJsonPath) && readJson(packageJsonPath, host).typings === null;
+                            const isNotNeededPackage = host.fileExists(packageJsonPath) && (readJson(packageJsonPath, host) as PackageJson).typings === null;
                             if (!isNotNeededPackage) {
                                 // Return just the type directive names
                                 result.push(getBaseFileName(normalized));
@@ -995,7 +993,7 @@ namespace ts {
         const directoryExists = !onlyRecordFailures && directoryProbablyExists(nodeModuleDirectory, host);
         const packageJsonPath = pathToPackageJson(nodeModuleDirectory);
         if (directoryExists && host.fileExists(packageJsonPath)) {
-            const packageJsonContent = readJson(packageJsonPath, host);
+            const packageJsonContent = readJson(packageJsonPath, host) as PackageJson;
             if (subModuleName === "") { // looking up the root - need to handle types/typings/main redirects for subModuleName
                 const path = tryReadPackageJsonFields(/*readTypes*/ true, packageJsonContent, nodeModuleDirectory, state);
                 if (typeof path === "string") {
@@ -1046,7 +1044,7 @@ namespace ts {
         const onlyRecordFailures = !directoryProbablyExists(getDirectoryPath(file), state.host);
         const fromFile = tryFile(file, failedLookupLocations, onlyRecordFailures, state);
         if (fromFile) {
-            const resolved = fromFile && resolvedIfExtensionMatches(extensions, fromFile);
+            const resolved = resolvedIfExtensionMatches(extensions, fromFile);
             if (resolved) {
                 return resolved;
             }

src/compiler/parser.ts

@@ -1,6 +1,3 @@
-/// <reference path="utilities.ts"/>
-/// <reference path="scanner.ts"/>
-
 namespace ts {
     const enum SignatureFlags {
         None = 0,
@@ -6402,8 +6399,8 @@ namespace ts {
                             case "arg":
                             case "argument":
                             case "param":
-                                tag = parseParameterOrPropertyTag(atToken, tagName, PropertyLikeParse.Parameter);
-                                break;
+                                addTag(parseParameterOrPropertyTag(atToken, tagName, PropertyLikeParse.Parameter, indent));
+                                return;
                             case "return":
                             case "returns":
                                 tag = parseReturnTag(atToken, tagName);
@@ -6552,7 +6549,7 @@ namespace ts {
                     }
                 }
 
-                function parseParameterOrPropertyTag(atToken: AtToken, tagName: Identifier, target: PropertyLikeParse): JSDocParameterTag | JSDocPropertyTag {
+                function parseParameterOrPropertyTag(atToken: AtToken, tagName: Identifier, target: PropertyLikeParse, indent: number | undefined): JSDocParameterTag | JSDocPropertyTag {
                     let typeExpression = tryParseTypeExpression();
                     let isNameFirst = !typeExpression;
                     skipWhitespace();
@@ -6567,6 +6564,8 @@ namespace ts {
                     const result = target === PropertyLikeParse.Parameter ?
                         <JSDocParameterTag>createNode(SyntaxKind.JSDocParameterTag, atToken.pos) :
                         <JSDocPropertyTag>createNode(SyntaxKind.JSDocPropertyTag, atToken.pos);
+                    let comment: string | undefined;
+                    if (indent !== undefined) comment = parseTagComments(indent + scanner.getStartPos() - atToken.pos);
                     const nestedTypeLiteral = parseNestedTypeLiteral(typeExpression, name, target);
                     if (nestedTypeLiteral) {
                         typeExpression = nestedTypeLiteral;
@@ -6578,6 +6577,7 @@ namespace ts {
                     result.name = name;
                     result.isNameFirst = isNameFirst;
                     result.isBracketed = isBracketed;
+                    result.comment = comment;
                     return finishNode(result);
                 }
 
@@ -6824,7 +6824,7 @@ namespace ts {
                     if (target !== t) {
                         return false;
                     }
-                    const tag = parseParameterOrPropertyTag(atToken, tagName, target);
+                    const tag = parseParameterOrPropertyTag(atToken, tagName, target, /*indent*/ undefined);
                     tag.comment = parseTagComments(tag.end - tag.pos);
                     return tag;
                 }
@@ -7641,7 +7641,7 @@ namespace ts {
     const tripleSlashXMLCommentStartRegEx = /^\/\/\/\s*<(\S+)\s.*?\/>/im;
     const singleLinePragmaRegEx = /^\/\/\/?\s*@(\S+)\s*(.*)\s*$/im;
     function extractPragmas(pragmas: PragmaPsuedoMapEntry[], range: CommentRange, text: string) {
-        const tripleSlash = tripleSlashXMLCommentStartRegEx.exec(text);
+        const tripleSlash = range.kind === SyntaxKind.SingleLineCommentTrivia && tripleSlashXMLCommentStartRegEx.exec(text);
         if (tripleSlash) {
             const name = tripleSlash[1].toLowerCase() as keyof PragmaPsuedoMap; // Technically unsafe cast, but we do it so the below check to make it safe typechecks
             const pragma = commentPragmas[name] as PragmaDefinition;
@@ -7678,15 +7678,17 @@ namespace ts {
             return;
         }
 
-        const singleLine = singleLinePragmaRegEx.exec(text);
+        const singleLine = range.kind === SyntaxKind.SingleLineCommentTrivia && singleLinePragmaRegEx.exec(text);
         if (singleLine) {
             return addPragmaForMatch(pragmas, range, PragmaKindFlags.SingleLine, singleLine);
         }
 
-        const multiLinePragmaRegEx = /\s*@(\S+)\s*(.*)\s*$/gim; // Defined inline since it uses the "g" flag, which keeps a persistent index (for iterating)
-        let multiLineMatch: RegExpExecArray;
-        while (multiLineMatch = multiLinePragmaRegEx.exec(text)) {
-            addPragmaForMatch(pragmas, range, PragmaKindFlags.MultiLine, multiLineMatch);
+        if (range.kind === SyntaxKind.MultiLineCommentTrivia) {
+            const multiLinePragmaRegEx = /\s*@(\S+)\s*(.*)\s*$/gim; // Defined inline since it uses the "g" flag, which keeps a persistent index (for iterating)
+            let multiLineMatch: RegExpExecArray;
+            while (multiLineMatch = multiLinePragmaRegEx.exec(text)) {
+                addPragmaForMatch(pragmas, range, PragmaKindFlags.MultiLine, multiLineMatch);
+            }
         }
     }
 

src/compiler/program.ts

@@ -1,7 +1,3 @@
-/// <reference path="sys.ts" />
-/// <reference path="emitter.ts" />
-/// <reference path="core.ts" />
-
 namespace ts {
     const ignoreDiagnosticCommentRegEx = /(^\s*$)|(^\s*\/\/\/?\s*(@ts-ignore)?)/;
 
@@ -577,7 +573,6 @@ namespace ts {
         const packageIdToSourceFile = createMap<SourceFile>();
         // Maps from a SourceFile's `.path` to the name of the package it was imported with.
         let sourceFileToPackageName = createMap<string>();
-        // See `sourceFileIsRedirectedTo`.
         let redirectTargetsSet = createMap<true>();
 
         const filesByName = createMap<SourceFile | undefined>();

src/compiler/resolutionCache.ts

@@ -1,7 +1,3 @@
-/// <reference path="types.ts"/>
-/// <reference path="core.ts"/>
-/// <reference path="watchUtilities.ts"/>
-
 /*@internal*/
 namespace ts {
     /** This is the cache of module/typedirectives resolution that can be retained across program */

src/compiler/scanner.ts

@@ -1,6 +1,3 @@
-/// <reference path="core.ts"/>
-/// <reference path="diagnosticInformationMap.generated.ts"/>
-
 namespace ts {
     export type ErrorCallback = (message: DiagnosticMessage, length: number) => void;
 

src/compiler/sourcemap.ts

@@ -1,5 +1,3 @@
-/// <reference path="checker.ts"/>
-
 /* @internal */
 namespace ts {
     export interface SourceMapWriter {

src/compiler/sys.ts

@@ -1,5 +1,3 @@
-/// <reference path="core.ts"/>
-
 declare function setTimeout(handler: (...args: any[]) => void, timeout: number): any;
 declare function clearTimeout(handle: any): void;
 

src/compiler/transformer.ts

@@ -1,18 +1,3 @@
-/// <reference path="visitor.ts" />
-/// <reference path="transformers/utilities.ts" />
-/// <reference path="transformers/ts.ts" />
-/// <reference path="transformers/jsx.ts" />
-/// <reference path="transformers/esnext.ts" />
-/// <reference path="transformers/es2017.ts" />
-/// <reference path="transformers/es2016.ts" />
-/// <reference path="transformers/es2015.ts" />
-/// <reference path="transformers/generators.ts" />
-/// <reference path="transformers/es5.ts" />
-/// <reference path="transformers/module/module.ts" />
-/// <reference path="transformers/module/system.ts" />
-/// <reference path="transformers/module/es2015.ts" />
-/// <reference path="transformers/declarations.ts" />
-
 /* @internal */
 namespace ts {
     function getModuleTransformer(moduleKind: ModuleKind): TransformerFactory<SourceFile> {

src/compiler/transformers/declarations.ts

@@ -1,7 +1,3 @@
-/// <reference path="../factory.ts" />
-/// <reference path="../visitor.ts" />
-/// <reference path="./declarations/diagnostics.ts" />
-
 /*@internal*/
 namespace ts {
     export function getDeclarationDiagnostics(host: EmitHost, resolver: EmitResolver, file: SourceFile | undefined): Diagnostic[] {
@@ -27,10 +23,12 @@ namespace ts {
         let needsDeclare = true;
         let isBundledEmit = false;
         let resultHasExternalModuleIndicator = false;
+        let needsScopeFixMarker = false;
+        let resultHasScopeMarker = false;
         let enclosingDeclaration: Node;
         let necessaryTypeRefernces: Map<true>;
-        let possibleImports: AnyImportSyntax[];
-        let importDeclarationMap: Map<AnyImportSyntax | undefined>;
+        let lateMarkedStatements: LateVisibilityPaintedStatement[];
+        let lateStatementReplacementMap: Map<LateVisibilityPaintedStatement | undefined>;
         let suppressNewDiagnosticContexts: boolean;
 
         const symbolTracker: SymbolTracker = {
@@ -63,12 +61,12 @@ namespace ts {
             if (symbolAccessibilityResult.accessibility === SymbolAccessibility.Accessible) {
                 // Add aliases back onto the possible imports list if they're not there so we can try them again with updated visibility info
                 if (symbolAccessibilityResult && symbolAccessibilityResult.aliasesToMakeVisible) {
-                    if (!possibleImports) {
-                        possibleImports = symbolAccessibilityResult.aliasesToMakeVisible;
+                    if (!lateMarkedStatements) {
+                        lateMarkedStatements = symbolAccessibilityResult.aliasesToMakeVisible;
                     }
                     else {
                         for (const ref of symbolAccessibilityResult.aliasesToMakeVisible) {
-                            pushIfUnique(possibleImports, ref);
+                            pushIfUnique(lateMarkedStatements, ref);
                         }
                     }
                 }
@@ -142,10 +140,12 @@ namespace ts {
                         hasNoDefaultLib = hasNoDefaultLib || sourceFile.hasNoDefaultLib;
                         currentSourceFile = sourceFile;
                         enclosingDeclaration = sourceFile;
-                        possibleImports = undefined;
+                        lateMarkedStatements = undefined;
                         suppressNewDiagnosticContexts = false;
-                        importDeclarationMap = createMap();
+                        lateStatementReplacementMap = createMap();
                         getSymbolAccessibilityDiagnostic = throwDiagnostic;
+                        needsScopeFixMarker = false;
+                        resultHasScopeMarker = false;
                         collectReferences(sourceFile, refs);
                         if (isExternalModule(sourceFile)) {
                             resultHasExternalModuleIndicator = false; // unused in external module bundle emit (all external modules are within module blocks, therefore are known to be modules)
@@ -161,7 +161,7 @@ namespace ts {
                         }
                         needsDeclare = true;
                         const updated = visitNodes(sourceFile.statements, visitDeclarationStatements);
-                        return updateSourceFileNode(sourceFile, updated, /*isDeclarationFile*/ true, /*referencedFiles*/ [], /*typeReferences*/ [], /*hasNoDefaultLib*/ false);
+                        return updateSourceFileNode(sourceFile, filterCandidateImports(updated), /*isDeclarationFile*/ true, /*referencedFiles*/ [], /*typeReferences*/ [], /*hasNoDefaultLib*/ false);
                     }
                 ));
                 bundle.syntheticFileReferences = [];
@@ -175,14 +175,16 @@ namespace ts {
 
             // Single source file
             needsDeclare = true;
+            needsScopeFixMarker = false;
+            resultHasScopeMarker = false;
             enclosingDeclaration = node;
             currentSourceFile = node;
             getSymbolAccessibilityDiagnostic = throwDiagnostic;
             isBundledEmit = false;
             resultHasExternalModuleIndicator = false;
             suppressNewDiagnosticContexts = false;
-            possibleImports = undefined;
-            importDeclarationMap = createMap();
+            lateMarkedStatements = undefined;
+            lateStatementReplacementMap = createMap();
             necessaryTypeRefernces = undefined;
             const refs = collectReferences(currentSourceFile, createMap());
             const references: FileReference[] = [];
@@ -192,7 +194,7 @@ namespace ts {
             const statements = visitNodes(node.statements, visitDeclarationStatements);
             let combinedStatements = setTextRange(createNodeArray(filterCandidateImports(statements)), node.statements);
             const emittedImports = filter(combinedStatements, isAnyImportSyntax);
-            if (isExternalModule(node) && !resultHasExternalModuleIndicator) {
+            if (isExternalModule(node) && (!resultHasExternalModuleIndicator || (needsScopeFixMarker && !resultHasScopeMarker))) {
                 combinedStatements = setTextRange(createNodeArray([...combinedStatements, createExportDeclaration(/*decorators*/ undefined, /*modifiers*/ undefined, createNamedExports([]), /*moduleSpecifier*/ undefined)]), combinedStatements);
             }
             const updated = updateSourceFileNode(node, combinedStatements, /*isDeclarationFile*/ true, references, getFileReferencesForUsedTypeReferences(), node.hasNoDefaultLib);
@@ -532,7 +534,7 @@ namespace ts {
             // Nothing visible
         }
 
-        function filterCandidateImports(statements: ReadonlyArray<Statement>): ReadonlyArray<Statement> {
+        function filterCandidateImports(statements: NodeArray<Statement>): NodeArray<Statement> {
             // This is a `while` loop because `handleSymbolAccessibilityError` can see additional import aliases marked as visible during
             // error handling which must now be included in the output and themselves checked for errors.
             // For example:
@@ -547,45 +549,63 @@ namespace ts {
             // In such a scenario, only Q and D are initially visible, but we don't consider imports as private names - instead we say they if they are referenced they must
             // be recorded. So while checking D's visibility we mark C as visible, then we must check C which in turn marks B, completing the chain of
             // dependent imports and allowing a valid declaration file output. Today, this dependent alias marking only happens for internal import aliases.
-            const unconsideredImports: AnyImportSyntax[] = [];
-            while (length(possibleImports)) {
-                const i = possibleImports.shift();
+            const unconsideredStatements: LateVisibilityPaintedStatement[] = [];
+            while (length(lateMarkedStatements)) {
+                const i = lateMarkedStatements.shift();
                 if ((isSourceFile(i.parent) ? i.parent : i.parent.parent) !== enclosingDeclaration) { // Filter to only declarations in the current scope
-                    unconsideredImports.push(i);
+                    unconsideredStatements.push(i);
                     continue;
                 }
-                // Eagerly transform import equals - if they're not visible, we'll get nothing, if they are, we'll immediately add them since it's complete
-                if (i.kind === SyntaxKind.ImportEqualsDeclaration) {
-                    const result = transformImportEqualsDeclaration(i);
-                    importDeclarationMap.set("" + getNodeId(i), result);
-                    continue;
+                if (!isLateVisibilityPaintedStatement(i)) {
+                    return Debug.fail(`Late replaced statement was foudn which is not handled by the declaration transformer!: ${(ts as any).SyntaxKind ? (ts as any).SyntaxKind[(i as any).kind] : (i as any).kind}`);
+                }
+                switch (i.kind) {
+                    case SyntaxKind.ImportEqualsDeclaration: {
+                        const result = transformImportEqualsDeclaration(i);
+                        lateStatementReplacementMap.set("" + getNodeId(i), result);
+                        break;
+                    }
+                    case SyntaxKind.ImportDeclaration: {
+                        const result = transformImportDeclaration(i);
+                        lateStatementReplacementMap.set("" + getNodeId(i), result);
+                        break;
+                    }
+                    case SyntaxKind.VariableStatement: {
+                        const result = transformVariableStatement(i, /*privateDeclaration*/ true); // Transform the statement (potentially again, possibly revealing more sub-nodes)
+                        lateStatementReplacementMap.set("" + getNodeId(i), result);
+                        break;
+                    }
+                    default: Debug.assertNever(i, "Unhandled late painted statement!");
                 }
-                // Import declarations, on the other hand, can be partially painted by multiple aliases; so we can see many indeterminate states
-                // until we've marked all possible visibility
-                const result = transformImportDeclaration(i);
-                importDeclarationMap.set("" + getNodeId(i), result);
             }
             // Filtering available imports is the last thing done within a scope, so the possible set becomes those which could not
             // be considered in the child scope
-            possibleImports = unconsideredImports;
+            lateMarkedStatements = unconsideredStatements;
+
             // And lastly, we need to get the final form of all those indetermine import declarations from before and add them to the output list
             // (and remove them from the set to examine for outter declarations)
-            return mapDefined(statements, statement => {
-                if (isImportDeclaration(statement) || isImportEqualsDeclaration(statement)) {
-                    const key = "" + getNodeId(statement);
-                    if (importDeclarationMap.has(key)) {
-                        const result = importDeclarationMap.get(key);
-                        importDeclarationMap.delete(key);
-                        return result;
-                    }
-                    else {
-                        return undefined;
+            return visitNodes(statements, visitLateVisibilityMarkedStatements);
+        }
+
+        function visitLateVisibilityMarkedStatements(statement: Statement) {
+            if (isLateVisibilityPaintedStatement(statement)) {
+                const key = "" + getNodeId(statement);
+                if (lateStatementReplacementMap.has(key)) {
+                    const result = lateStatementReplacementMap.get(key);
+                    lateStatementReplacementMap.delete(key);
+                    if (result && isSourceFile(statement.parent) && !isAnyImportOrReExport(result) && !isExportAssignment(result) && !hasModifier(result, ModifierFlags.Export)) {
+                        // Top-level declarations in .d.ts files are always considered exported even without a modifier unless there's an export assignment or specifier
+                        needsScopeFixMarker = true;
                     }
+                    return result;
                 }
                 else {
-                    return statement;
+                    return getParseTreeNode(statement) ? undefined : statement;
                 }
-            });
+            }
+            else {
+                return statement;
+            }
         }
 
         function visitDeclarationSubtree(input: Node): VisitResult<Node> {
@@ -816,6 +836,7 @@ namespace ts {
                 case SyntaxKind.ExportDeclaration: {
                     if (isSourceFile(input.parent)) {
                         resultHasExternalModuleIndicator = true;
+                        resultHasScopeMarker = true;
                     }
                     // Always visible if the parent node isn't dropped for being not visible
                     // Rewrite external module names if necessary
@@ -825,6 +846,7 @@ namespace ts {
                     // Always visible if the parent node isn't dropped for being not visible
                     if (isSourceFile(input.parent)) {
                         resultHasExternalModuleIndicator = true;
+                        resultHasScopeMarker = true;
                     }
                     if (input.expression.kind === SyntaxKind.Identifier) {
                         return input;
@@ -844,8 +866,8 @@ namespace ts {
                 case SyntaxKind.ImportDeclaration: {
                     // Different parts of the import may be marked visible at different times (via visibility checking), so we defer our first look until later
                     // to reduce the likelihood we need to rewrite it
-                    possibleImports = possibleImports || [];
-                    pushIfUnique(possibleImports, input);
+                    lateMarkedStatements = lateMarkedStatements || [];
+                    pushIfUnique(lateMarkedStatements, input);
                     return input;
                 }
             }
@@ -866,7 +888,7 @@ namespace ts {
             if (canProdiceDiagnostic) {
                 getSymbolAccessibilityDiagnostic = createGetSymbolAccessibilityDiagnosticForNode(input as DeclarationDiagnosticProducing);
             }
-            let oldPossibleImports: typeof possibleImports;
+            let oldPossibleImports: typeof lateMarkedStatements;
 
             switch (input.kind) {
                 case SyntaxKind.TypeAliasDeclaration: // Type aliases get `declare`d if need be (for legacy support), but that's all
@@ -906,8 +928,8 @@ namespace ts {
                 case SyntaxKind.ModuleDeclaration: {
                     previousNeedsDeclare = needsDeclare;
                     needsDeclare = false;
-                    oldPossibleImports = possibleImports;
-                    possibleImports = undefined;
+                    oldPossibleImports = lateMarkedStatements;
+                    lateMarkedStatements = undefined;
                     const inner = input.body;
                     if (inner && inner.kind === SyntaxKind.ModuleBlock) {
                         const statements = visitNodes(inner.statements, visitDeclarationStatements);
@@ -1029,10 +1051,9 @@ namespace ts {
                     }
                 }
                 case SyntaxKind.VariableStatement: {
-                    if (!forEach(input.declarationList.declarations, getBindingNameVisible)) return;
-                    const nodes = visitNodes(input.declarationList.declarations, visitDeclarationSubtree);
-                    if (!length(nodes)) return;
-                    return cleanup(updateVariableStatement(input, createNodeArray(ensureModifiers(input)), updateVariableDeclarationList(input.declarationList, nodes)));
+                    const result = transformVariableStatement(input);
+                    lateStatementReplacementMap.set("" + getNodeId(input), result); // Don't actually elide yet; just leave as original node - will be elided/swapped by late pass
+                    return cleanup(input);
                 }
                 case SyntaxKind.EnumDeclaration: {
                     return cleanup(updateEnumDeclaration(input, /*decorators*/ undefined, createNodeArray(ensureModifiers(input)), input.name, createNodeArray(mapDefined(input.members, m => {
@@ -1053,12 +1074,12 @@ namespace ts {
                 }
                 if (input.kind === SyntaxKind.ModuleDeclaration) {
                     needsDeclare = previousNeedsDeclare;
-                    possibleImports = concatenate(oldPossibleImports, possibleImports);
+                    lateMarkedStatements = concatenate(oldPossibleImports, lateMarkedStatements);
                 }
                 if (canProdiceDiagnostic) {
                     getSymbolAccessibilityDiagnostic = oldDiag;
                 }
-                if (returnValue) {
+                if (returnValue && (!isLateVisibilityPaintedStatement(input) || lateStatementReplacementMap.get("" + getNodeId(input)))) {
                     if (!resultHasExternalModuleIndicator && hasModifier(input, ModifierFlags.Export) && isSourceFile(input.parent)) {
                         // Exported top-level member indicates moduleness
                         resultHasExternalModuleIndicator = true;
@@ -1071,6 +1092,13 @@ namespace ts {
             }
         }
 
+        function transformVariableStatement(input: VariableStatement, privateDeclaration?: boolean) {
+            if (!forEach(input.declarationList.declarations, getBindingNameVisible)) return;
+            const nodes = visitNodes(input.declarationList.declarations, visitDeclarationSubtree);
+            if (!length(nodes)) return;
+            return updateVariableStatement(input, createNodeArray(ensureModifiers(input, privateDeclaration)), updateVariableDeclarationList(input.declarationList, nodes));
+        }
+
         function recreateBindingPattern(d: BindingPattern): VariableDeclaration[] {
             return flatten<VariableDeclaration>(mapDefined(d.elements, e => recreateBindingElement(e)));
         }
@@ -1122,21 +1150,21 @@ namespace ts {
             return false;
         }
 
-        function ensureModifiers(node: Node): ReadonlyArray<Modifier> {
+        function ensureModifiers(node: Node, privateDeclaration?: boolean): ReadonlyArray<Modifier> {
             const currentFlags = getModifierFlags(node);
-            const newFlags = ensureModifierFlags(node);
+            const newFlags = ensureModifierFlags(node, privateDeclaration);
             if (currentFlags === newFlags) {
                 return node.modifiers;
             }
             return createModifiersFromModifierFlags(newFlags);
         }
 
-        function ensureModifierFlags(node: Node): ModifierFlags {
+        function ensureModifierFlags(node: Node, privateDeclaration?: boolean): ModifierFlags {
             let mask = ModifierFlags.All ^ (ModifierFlags.Public | ModifierFlags.Async); // No async modifiers in declaration files
             let additions = (needsDeclare && !isAlwaysType(node)) ? ModifierFlags.Ambient : ModifierFlags.None;
             const parentIsFile = node.parent.kind === SyntaxKind.SourceFile;
             if (!parentIsFile || (isBundledEmit && parentIsFile && isExternalModule(node.parent as SourceFile))) {
-                mask ^= ((isBundledEmit && parentIsFile ? 0 : ModifierFlags.Export) | ModifierFlags.Default | ModifierFlags.Ambient);
+                mask ^= ((privateDeclaration || (isBundledEmit && parentIsFile) ? 0 : ModifierFlags.Export) | ModifierFlags.Default | ModifierFlags.Ambient);
                 additions = ModifierFlags.None;
             }
             return maskModifierFlags(node, mask, additions);

src/compiler/transformers/destructuring.ts

@@ -1,6 +1,3 @@
-/// <reference path="../factory.ts" />
-/// <reference path="../visitor.ts" />
-
 /*@internal*/
 namespace ts {
     interface FlattenContext {

src/compiler/transformers/es2015.ts

@@ -1,7 +1,3 @@
-/// <reference path="../factory.ts" />
-/// <reference path="../visitor.ts" />
-/// <reference path="./destructuring.ts" />
-
 /*@internal*/
 namespace ts {
     const enum ES2015SubstitutionFlags {

src/compiler/transformers/es2016.ts

@@ -1,6 +1,3 @@
-/// <reference path="../factory.ts" />
-/// <reference path="../visitor.ts" />
-
 /*@internal*/
 namespace ts {
     export function transformES2016(context: TransformationContext) {

src/compiler/transformers/es2017.ts

@@ -1,6 +1,3 @@
-/// <reference path="../factory.ts" />
-/// <reference path="../visitor.ts" />
-
 /*@internal*/
 namespace ts {
     type SuperContainer = ClassDeclaration | MethodDeclaration | GetAccessorDeclaration | SetAccessorDeclaration | ConstructorDeclaration;

src/compiler/transformers/es5.ts

@@ -1,6 +1,3 @@
-/// <reference path="../factory.ts" />
-/// <reference path="../visitor.ts" />
-
 /*@internal*/
 namespace ts {
     /**

src/compiler/transformers/esnext.ts

@@ -1,7 +1,3 @@
-/// <reference path="../factory.ts" />
-/// <reference path="../visitor.ts" />
-/// <reference path="es2017.ts" />
-
 /*@internal*/
 namespace ts {
     const enum ESNextSubstitutionFlags {

src/compiler/transformers/generators.ts

@@ -1,6 +1,3 @@
-/// <reference path="../factory.ts" />
-/// <reference path="../visitor.ts" />
-
 // Transforms generator functions into a compatible ES5 representation with similar runtime
 // semantics. This is accomplished by first transforming the body of each generator
 // function into an intermediate representation that is the compiled into a JavaScript

src/compiler/transformers/jsx.ts

@@ -1,7 +1,3 @@
-/// <reference path="../factory.ts" />
-/// <reference path="../visitor.ts" />
-/// <reference path="./esnext.ts" />
-
 /*@internal*/
 namespace ts {
     export function transformJsx(context: TransformationContext) {

src/compiler/transformers/module/es2015.ts

@@ -1,6 +1,3 @@
-/// <reference path="../../factory.ts" />
-/// <reference path="../../visitor.ts" />
-
 /*@internal*/
 namespace ts {
     export function transformES2015Module(context: TransformationContext) {

src/compiler/transformers/module/module.ts

@@ -1,7 +1,3 @@
-/// <reference path="../../factory.ts" />
-/// <reference path="../../visitor.ts" />
-/// <reference path="../destructuring.ts" />
-
 /*@internal*/
 namespace ts {
     export function transformModule(context: TransformationContext) {

src/compiler/transformers/module/system.ts

@@ -1,7 +1,3 @@
-/// <reference path="../../factory.ts" />
-/// <reference path="../../visitor.ts" />
-/// <reference path="../destructuring.ts" />
-
 /*@internal*/
 namespace ts {
     export function transformSystemModule(context: TransformationContext) {

src/compiler/transformers/ts.ts

@@ -1,7 +1,3 @@
-/// <reference path="../factory.ts" />
-/// <reference path="../visitor.ts" />
-/// <reference path="./destructuring.ts" />
-
 /*@internal*/
 namespace ts {
     /**

src/compiler/tsc.ts

@@ -1,7 +1,3 @@
-/// <reference path="program.ts"/>
-/// <reference path="watch.ts"/>
-/// <reference path="commandLineParser.ts"/>
-
 namespace ts {
     interface Statistic {
         name: string;
@@ -22,7 +18,7 @@ namespace ts {
     }
 
     let reportDiagnostic = createDiagnosticReporter(sys);
-    function udpateReportDiagnostic(options: CompilerOptions) {
+    function updateReportDiagnostic(options: CompilerOptions) {
         if (options.pretty) {
             reportDiagnostic = createDiagnosticReporter(sys, /*pretty*/ true);
         }
@@ -111,7 +107,7 @@ namespace ts {
         const commandLineOptions = commandLine.options;
         if (configFileName) {
             const configParseResult = parseConfigFileWithSystem(configFileName, commandLineOptions, sys, reportDiagnostic);
-            udpateReportDiagnostic(configParseResult.options);
+            updateReportDiagnostic(configParseResult.options);
             if (isWatchSet(configParseResult.options)) {
                 reportWatchModeWithoutSysSupport();
                 createWatchOfConfigFile(configParseResult, commandLineOptions);
@@ -121,7 +117,7 @@ namespace ts {
             }
         }
         else {
-            udpateReportDiagnostic(commandLineOptions);
+            updateReportDiagnostic(commandLineOptions);
             if (isWatchSet(commandLineOptions)) {
                 reportWatchModeWithoutSysSupport();
                 createWatchOfFilesAndCompilerOptions(commandLine.fileNames, commandLineOptions);

src/compiler/tsconfig.json

@@ -6,36 +6,38 @@
         "declaration": true
     },
     "files": [
-        "core.ts",
-        "performance.ts",
-        "sys.ts",
         "types.ts",
+        "performance.ts",
+        "core.ts",
+        "sys.ts",
+        "diagnosticInformationMap.generated.ts",
         "scanner.ts",
-        "parser.ts",
         "utilities.ts",
+        "parser.ts",
         "binder.ts",
         "symbolWalker.ts",
+        "moduleNameResolver.ts",
         "checker.ts",
         "factory.ts",
         "visitor.ts",
         "transformers/utilities.ts",
+        "transformers/destructuring.ts",
         "transformers/ts.ts",
-        "transformers/jsx.ts",
-        "transformers/esnext.ts",
         "transformers/es2017.ts",
+        "transformers/esnext.ts",
+        "transformers/jsx.ts",
         "transformers/es2016.ts",
         "transformers/es2015.ts",
         "transformers/es5.ts",
         "transformers/generators.ts",
-        "transformers/destructuring.ts",
         "transformers/module/module.ts",
         "transformers/module/system.ts",
         "transformers/module/es2015.ts",
         "transformers/declarations/diagnostics.ts",
         "transformers/declarations.ts",
         "transformer.ts",
-        "comments.ts",
         "sourcemap.ts",
+        "comments.ts",
         "emitter.ts",
         "watchUtilities.ts",
         "program.ts",
@@ -44,7 +46,6 @@
         "resolutionCache.ts",
         "watch.ts",
         "commandLineParser.ts",
-        "tsc.ts",
-        "diagnosticInformationMap.generated.ts"
+        "tsc.ts"
     ]
 }

src/compiler/types.ts

@@ -2528,7 +2528,7 @@ namespace ts {
         /**
          * If two source files are for the same version of the same package, one will redirect to the other.
          * (See `createRedirectSourceFile` in program.ts.)
-         * The redirect will have this set. The other will not have anything set, but see Program#sourceFileIsRedirectedTo.
+         * The redirect will have this set. The redirected-to source file will be in `redirectTargetsSet`.
          */
         /* @internal */ redirectInfo?: RedirectInfo | undefined;
 
@@ -2853,6 +2853,10 @@ namespace ts {
         getSymbolsInScope(location: Node, meaning: SymbolFlags): Symbol[];
         getSymbolAtLocation(node: Node): Symbol | undefined;
         getSymbolsOfParameterPropertyDeclaration(parameter: ParameterDeclaration, parameterName: string): Symbol[];
+        /**
+         * The function returns the value (local variable) symbol of an identifier in the short-hand property assignment.
+         * This is necessary as an identifier in short-hand property assignment can contains two meaning: property name and property value.
+         */
         getShorthandAssignmentValueSymbol(location: Node): Symbol | undefined;
         getExportSpecifierLocalTargetSymbol(location: ExportSpecifier): Symbol | undefined;
         /**
@@ -3207,10 +3211,13 @@ namespace ts {
     /* @internal */
     export type RequireOrImportCall = CallExpression & { arguments: [StringLiteralLike] };
 
+    /* @internal */
+    export type LateVisibilityPaintedStatement = AnyImportSyntax | VariableStatement;
+
     /* @internal */
     export interface SymbolVisibilityResult {
         accessibility: SymbolAccessibility;
-        aliasesToMakeVisible?: AnyImportSyntax[]; // aliases that need to have this symbol visible
+        aliasesToMakeVisible?: LateVisibilityPaintedStatement[]; // aliases that need to have this symbol visible
         errorSymbolName?: string; // Optional symbol name that results in error
         errorNode?: Node; // optional node that results in error
     }
@@ -3982,7 +3989,7 @@ namespace ts {
     export interface IndexInfo {
         type: Type;
         isReadonly: boolean;
-        declaration?: SignatureDeclaration;
+        declaration?: IndexSignatureDeclaration;
     }
 
     /* @internal */
@@ -4083,7 +4090,7 @@ namespace ts {
         category: DiagnosticCategory;
         code: number;
         message: string;
-        unused?: {};
+        reportsUnnecessary?: {};
     }
 
     /**

src/compiler/utilities.ts

@@ -1,5 +1,3 @@
-/// <reference path="sys.ts" />
-
 /* @internal */
 namespace ts {
     export const resolvingEmptyArray: never[] = [] as never[];
@@ -546,6 +544,17 @@ namespace ts {
         }
     }
 
+    export function isLateVisibilityPaintedStatement(node: Node): node is LateVisibilityPaintedStatement {
+        switch (node.kind) {
+            case SyntaxKind.ImportDeclaration:
+            case SyntaxKind.ImportEqualsDeclaration:
+            case SyntaxKind.VariableStatement:
+                return true;
+            default:
+                return false;
+        }
+    }
+
     export function isAnyImportOrReExport(node: Node): node is AnyImportOrReExport {
         return isAnyImportSyntax(node) || isExportDeclaration(node);
     }
@@ -4278,7 +4287,7 @@ namespace ts {
         }
     }
 
-    export function isParameterPropertyDeclaration(node: Node): boolean {
+    export function isParameterPropertyDeclaration(node: Node): node is ParameterDeclaration {
         return hasModifier(node, ModifierFlags.ParameterPropertyModifier) && node.parent.kind === SyntaxKind.Constructor && isClassLike(node.parent.parent);
     }
 
@@ -4637,11 +4646,21 @@ namespace ts {
      * parameters by name and binding patterns do not have a name.
      */
     export function getJSDocParameterTags(param: ParameterDeclaration): ReadonlyArray<JSDocParameterTag> {
-        if (param.name && isIdentifier(param.name)) {
-            const name = param.name.escapedText;
-            return getJSDocTags(param.parent).filter((tag): tag is JSDocParameterTag => isJSDocParameterTag(tag) && isIdentifier(tag.name) && tag.name.escapedText === name);
+        if (param.name) {
+            if (isIdentifier(param.name)) {
+                const name = param.name.escapedText;
+                return getJSDocTags(param.parent).filter((tag): tag is JSDocParameterTag => isJSDocParameterTag(tag) && isIdentifier(tag.name) && tag.name.escapedText === name);
+            }
+            else {
+                const i = param.parent.parameters.indexOf(param);
+                Debug.assert(i > -1, "Parameters should always be in their parents' parameter list");
+                const paramTags = getJSDocTags(param.parent).filter(isJSDocParameterTag);
+                if (i < paramTags.length) {
+                    return [paramTags[i]];
+                }
+            }
         }
-        // a binding pattern doesn't have a name, so it's not possible to match it a JSDoc parameter, which is identified by name
+        // return empty array for: out-of-order binding patterns and JSDoc function syntax, which has un-named parameters
         return emptyArray;
     }
 
@@ -5634,6 +5653,10 @@ namespace ts {
             || kind === SyntaxKind.MissingDeclaration;
     }
 
+    export function isClassOrTypeElement(node: Node): node is ClassElement | TypeElement {
+        return isTypeElement(node) || isClassElement(node);
+    }
+
     export function isObjectLiteralElementLike(node: Node): node is ObjectLiteralElementLike {
         const kind = node.kind;
         return kind === SyntaxKind.PropertyAssignment
@@ -6316,4 +6339,9 @@ namespace ts {
     export function isStringLiteralLike(node: Node): node is StringLiteralLike {
         return node.kind === SyntaxKind.StringLiteral || node.kind === SyntaxKind.NoSubstitutionTemplateLiteral;
     }
+
+    /** @internal */
+    export function isNamedImportsOrExports(node: Node): node is NamedImportsOrExports {
+        return node.kind === SyntaxKind.NamedImports || node.kind === SyntaxKind.NamedExports;
+    }
 }

src/compiler/visitor.ts

@@ -1,7 +1,3 @@
-/// <reference path="checker.ts" />
-/// <reference path="factory.ts" />
-/// <reference path="utilities.ts" />
-
 namespace ts {
     const isTypeNodeOrTypeParameterDeclaration = or(isTypeNode, isTypeParameterDeclaration);
 

src/compiler/watch.ts

@@ -1,7 +1,3 @@
-/// <reference path="program.ts" />
-/// <reference path="builder.ts" />
-/// <reference path="resolutionCache.ts"/>
-
 /*@internal*/
 namespace ts {
     const sysFormatDiagnosticsHost: FormatDiagnosticsHost = sys ? {

src/compiler/watchUtilities.ts

@@ -1,5 +1,3 @@
-/// <reference path="core.ts" />
-
 /* @internal */
 namespace ts {
     /**

src/harness/fourslash.ts

@@ -1081,8 +1081,20 @@ namespace FourSlash {
             }
         }
 
+        private verifyDocumentHighlightsRespectFilesList(files: ReadonlyArray<string>): void {
+            const startFile = this.activeFile.fileName;
+            for (const fileName of files) {
+                const searchFileNames = startFile === fileName ? [startFile] : [startFile, fileName];
+                const highlights = this.getDocumentHighlightsAtCurrentPosition(searchFileNames);
+                if (!highlights.every(dh => ts.contains(searchFileNames, dh.fileName))) {
+                    this.raiseError(`When asking for document highlights only in files ${searchFileNames}, got document highlights in ${unique(highlights, dh => dh.fileName)}`);
+                }
+            }
+        }
+
         public verifyReferencesOf(range: Range, references: Range[]) {
             this.goToRangeStart(range);
+            this.verifyDocumentHighlightsRespectFilesList(unique(references, e => e.fileName));
             this.verifyReferencesAre(references);
         }
 
@@ -1094,7 +1106,7 @@ namespace FourSlash {
             }
         }
 
-        public verifyReferenceGroups(starts: string | string[] | Range | Range[], parts: FourSlashInterface.ReferenceGroup[]): void {
+        public verifyReferenceGroups(starts: string | string[] | Range | Range[], parts: FourSlashInterface.ReferenceGroup[] | undefined): void {
             interface ReferenceGroupJson {
                 definition: string | { text: string, range: ts.TextSpan };
                 references: ts.ReferenceEntry[];
@@ -1128,6 +1140,10 @@ namespace FourSlash {
                     };
                 });
                 this.assertObjectsEqual(fullActual, fullExpected);
+
+                if (parts) {
+                    this.verifyDocumentHighlightsRespectFilesList(unique(ts.flatMap(parts, p => p.ranges), r => r.fileName));
+                }
             }
         }
 

src/harness/tsconfig.json

@@ -13,132 +13,147 @@
         ]
     },
     "files": [
-        "../compiler/core.ts",
-        "../compiler/performance.ts",
-        "../compiler/sys.ts",
         "../compiler/types.ts",
+        "../compiler/performance.ts",
+        "../compiler/core.ts",
+        "../compiler/sys.ts",
+        "../compiler/diagnosticInformationMap.generated.ts",
         "../compiler/scanner.ts",
-        "../compiler/parser.ts",
         "../compiler/utilities.ts",
+        "../compiler/parser.ts",
         "../compiler/binder.ts",
         "../compiler/symbolWalker.ts",
+        "../compiler/moduleNameResolver.ts",
         "../compiler/checker.ts",
         "../compiler/factory.ts",
         "../compiler/visitor.ts",
         "../compiler/transformers/utilities.ts",
+        "../compiler/transformers/destructuring.ts",
         "../compiler/transformers/ts.ts",
-        "../compiler/transformers/jsx.ts",
-        "../compiler/transformers/esnext.ts",
         "../compiler/transformers/es2017.ts",
+        "../compiler/transformers/esnext.ts",
+        "../compiler/transformers/jsx.ts",
         "../compiler/transformers/es2016.ts",
         "../compiler/transformers/es2015.ts",
         "../compiler/transformers/es5.ts",
         "../compiler/transformers/generators.ts",
-        "../compiler/transformers/es5.ts",
-        "../compiler/transformers/destructuring.ts",
         "../compiler/transformers/module/module.ts",
         "../compiler/transformers/module/system.ts",
         "../compiler/transformers/module/es2015.ts",
         "../compiler/transformers/declarations/diagnostics.ts",
         "../compiler/transformers/declarations.ts",
         "../compiler/transformer.ts",
-        "../compiler/comments.ts",
         "../compiler/sourcemap.ts",
+        "../compiler/comments.ts",
         "../compiler/emitter.ts",
+        "../compiler/watchUtilities.ts",
         "../compiler/program.ts",
+        "../compiler/builderState.ts",
         "../compiler/builder.ts",
+        "../compiler/resolutionCache.ts",
+        "../compiler/watch.ts",
         "../compiler/commandLineParser.ts",
-        "../compiler/diagnosticInformationMap.generated.ts",
-        "../services/breakpoints.ts",
-        "../services/navigateTo.ts",
-        "../services/navigationBar.ts",
-        "../services/outliningElementsCollector.ts",
-        "../services/patternMatcher.ts",
+
+        "../services/types.ts",
+        "../services/utilities.ts",
+        "../services/classifier.ts",
         "../services/pathCompletions.ts",
         "../services/completions.ts",
-        "../services/services.ts",
-        "../services/shims.ts",
-        "../services/signatureHelp.ts",
-        "../services/utilities.ts",
+        "../services/documentHighlights.ts",
+        "../services/documentRegistry.ts",
+        "../services/importTracker.ts",
+        "../services/findAllReferences.ts",
+        "../services/goToDefinition.ts",
+        "../services/jsDoc.ts",
+        "../services/semver.ts",
         "../services/jsTyping.ts",
-        "../services/formatting/formatting.ts",
+        "../services/navigateTo.ts",
+        "../services/navigationBar.ts",
+        "../services/organizeImports.ts",
+        "../services/outliningElementsCollector.ts",
+        "../services/patternMatcher.ts",
+        "../services/preProcess.ts",
+        "../services/rename.ts",
+        "../services/signatureHelp.ts",
+        "../services/suggestionDiagnostics.ts",
+        "../services/symbolDisplay.ts",
+        "../services/transpile.ts",
         "../services/formatting/formattingContext.ts",
         "../services/formatting/formattingScanner.ts",
         "../services/formatting/rule.ts",
         "../services/formatting/rules.ts",
         "../services/formatting/rulesMap.ts",
+        "../services/formatting/formatting.ts",
         "../services/formatting/smartIndenter.ts",
+        "../services/textChanges.ts",
         "../services/codeFixProvider.ts",
-        "../services/codefixes/fixes.ts",
-        "../services/codefixes/helpers.ts",
+        "../services/refactorProvider.ts",
+        "../services/codefixes/addMissingInvocationForDecorator.ts",
+        "../services/codefixes/annotateWithTypeFromJSDoc.ts",
+        "../services/codefixes/convertFunctionToEs6Class.ts",
+        "../services/codefixes/convertToEs6Module.ts",
+        "../services/codefixes/correctQualifiedNameToIndexedAccessType.ts",
+        "../services/codefixes/fixClassIncorrectlyImplementsInterface.ts",
         "../services/codefixes/importFixes.ts",
+        "../services/codefixes/fixSpelling.ts",
+        "../services/codefixes/fixAddMissingMember.ts",
+        "../services/codefixes/fixCannotFindModule.ts",
+        "../services/codefixes/fixClassDoesntImplementInheritedAbstractMember.ts",
+        "../services/codefixes/fixClassSuperMustPrecedeThisAccess.ts",
+        "../services/codefixes/fixConstructorForDerivedNeedSuperCall.ts",
+        "../services/codefixes/fixExtendsInterfaceBecomesImplements.ts",
+        "../services/codefixes/fixForgottenThisPropertyAccess.ts",
         "../services/codefixes/fixUnusedIdentifier.ts",
+        "../services/codefixes/fixJSDocTypes.ts",
+        "../services/codefixes/fixAwaitInSyncFunction.ts",
         "../services/codefixes/disableJsDiagnostics.ts",
+        "../services/codefixes/helpers.ts",
+        "../services/codefixes/inferFromUsage.ts",
+        "../services/codefixes/fixInvalidImportSyntax.ts",
+        "../services/codefixes/fixStrictClassInitialization.ts",
+        "../services/codefixes/useDefaultImport.ts",
+        "../services/codefixes/fixes.ts",
+        "../services/refactors/extractSymbol.ts",
+        "../services/refactors/generateGetAccessorAndSetAccessor.ts",
+        "../services/refactors/refactors.ts",
+        "../services/sourcemaps.ts",
+        "../services/services.ts",
+        "../services/breakpoints.ts",
+        "../services/transform.ts",
+        "../services/shims.ts",
+
+        "../server/typingsInstaller/typingsInstaller.ts",
+
+        "../server/types.ts",
+        "../server/shared.ts",
+        "../server/utilities.ts",
+        "../server/protocol.ts",
+        "../server/scriptInfo.ts",
+        "../server/typingsCache.ts",
+        "../server/project.ts",
+        "../server/editorServices.ts",
+        "../server/session.ts",
+        "../server/scriptVersionCache.ts",
 
-        "harness.ts",
         "sourceMapRecorder.ts",
-        "harnessLanguageService.ts",
-        "fourslash.ts",
         "runnerbase.ts",
-        "compilerRunner.ts",
-        "typeWriter.ts",
+        "virtualFileSystem.ts",
+        "harness.ts",
+        "virtualFileSystemWithWatch.ts",
+        "harnessLanguageService.ts",
         "fourslashRunner.ts",
+        "fourslash.ts",
+        "typeWriter.ts",
+        "compilerRunner.ts",
         "projectsRunner.ts",
         "loggedIO.ts",
         "rwcRunner.ts",
         "externalCompileRunner.ts",
         "test262Runner.ts",
-        "./parallel/shared.ts",
-        "./parallel/host.ts",
-        "./parallel/worker.ts",
-        "runner.ts",
-        "virtualFileSystemWithWatch.ts",
-        "../server/protocol.ts",
-        "../server/session.ts",
-        "../server/client.ts",
-        "../server/editorServices.ts",
-        "./unittests/base64.ts",
-        "./unittests/incrementalParser.ts",
-        "./unittests/jsDocParsing.ts",
-        "./unittests/services/colorization.ts",
-        "./unittests/services/documentRegistry.ts",
-        "./unittests/services/preProcessFile.ts",
-        "./unittests/services/patternMatcher.ts",
-        "./unittests/session.ts",
-        "./unittests/symbolWalker.ts",
-        "./unittests/versionCache.ts",
-        "./unittests/convertToBase64.ts",
-        "./unittests/transpile.ts",
-        "./unittests/reuseProgramStructure.ts",
-        "./unittests/moduleResolution.ts",
-        "./unittests/tsconfigParsing.ts",
-        "./unittests/asserts.ts",
-        "./unittests/builder.ts",
-        "./unittests/commandLineParsing.ts",
-        "./unittests/configurationExtension.ts",
-        "./unittests/convertCompilerOptionsFromJson.ts",
-        "./unittests/convertTypeAcquisitionFromJson.ts",
-        "./unittests/tsserverProjectSystem.ts",
-        "./unittests/tscWatchMode.ts",
-        "./unittests/matchFiles.ts",
-        "./unittests/organizeImports.ts",
-        "./unittests/initializeTSConfig.ts",
-        "./unittests/compileOnSave.ts",
-        "./unittests/typingsInstaller.ts",
-        "./unittests/projectErrors.ts",
-        "./unittests/printer.ts",
-        "./unittests/transform.ts",
-        "./unittests/customTransforms.ts",
-        "./unittests/extractConstants.ts",
-        "./unittests/extractFunctions.ts",
-        "./unittests/extractRanges.ts",
-        "./unittests/extractTestHelpers.ts",
-        "./unittests/textChanges.ts",
-        "./unittests/telemetry.ts",
-        "./unittests/languageService.ts",
-        "./unittests/programMissingFiles.ts",
-        "./unittests/programNoParseFalsyFileNames.ts",
-        "./unittests/publicApi.ts",
-        "./unittests/hostNewLineSupport.ts"
-    ]
+        "parallel/host.ts",
+        "parallel/worker.ts",
+        "parallel/shared.ts",
+        "runner.ts"
+    ],
+    "include": ["unittests/**.ts"]
 }

src/harness/unittests/jsDocParsing.ts

@@ -305,6 +305,12 @@ namespace ts {
  * @param x hi
 < > still part of the previous comment
  */`);
+
+                parsesCorrectly("Nested @param tags",
+`/**
+* @param {object} o Doc doc
+* @param {string} o.f Doc for f
+*/`);
             });
         });
         describe("getFirstToken", () => {

src/harness/unittests/organizeImports.ts

@@ -247,6 +247,24 @@ import D from "lib";
                 },
                 libFile);
 
+            testOrganizeImports("Unused_false_positive_shorthand_assignment",
+            {
+                    path: "/test.ts",
+                    content: `
+import { x } from "a";
+const o = { x };
+`
+                });
+
+            testOrganizeImports("Unused_false_positive_export_shorthand",
+            {
+                    path: "/test.ts",
+                    content: `
+import { x } from "a";
+export { x };
+`
+                });
+
             testOrganizeImports("MoveToTop",
                 {
                     path: "/test.ts",

src/harness/unittests/services/patternMatcher.ts

@@ -95,376 +95,245 @@ describe("PatternMatcher", () => {
 
     describe("SingleWordPattern", () => {
         it("PreferCaseSensitiveExact", () => {
-            const match = getFirstMatch("Foo", "Foo");
-
-            assert.equal(ts.PatternMatchKind.exact, match.kind);
-            assert.equal(true, match.isCaseSensitive);
+            assertSegmentMatch("Foo", "Foo", { kind: ts.PatternMatchKind.exact, isCaseSensitive: true });
         });
 
         it("PreferCaseSensitiveExactInsensitive", () => {
-            const match = getFirstMatch("foo", "Foo");
-
-            assert.equal(ts.PatternMatchKind.exact, match.kind);
-            assert.equal(false, match.isCaseSensitive);
+            assertSegmentMatch("foo", "Foo", { kind: ts.PatternMatchKind.exact, isCaseSensitive: false });
         });
 
         it("PreferCaseSensitivePrefix", () => {
-            const match = getFirstMatch("Foo", "Fo");
-
-            assert.equal(ts.PatternMatchKind.prefix, match.kind);
-            assert.equal(true, match.isCaseSensitive);
+            assertSegmentMatch("Foo", "Fo", { kind: ts.PatternMatchKind.prefix, isCaseSensitive: true });
         });
 
         it("PreferCaseSensitivePrefixCaseInsensitive", () => {
-            const match = getFirstMatch("Foo", "fo");
-
-            assert.equal(ts.PatternMatchKind.prefix, match.kind);
-            assert.equal(false, match.isCaseSensitive);
+            assertSegmentMatch("Foo", "fo", { kind: ts.PatternMatchKind.prefix, isCaseSensitive: false });
         });
 
         it("PreferCaseSensitiveCamelCaseMatchSimple", () => {
-            const match = getFirstMatch("FogBar", "FB");
-
-            assert.equal(ts.PatternMatchKind.camelCase, match.kind);
-            assert.equal(true, match.isCaseSensitive);
+            assertSegmentMatch("FogBar", "FB", { kind: ts.PatternMatchKind.camelCase, isCaseSensitive: true });
         });
 
         it("PreferCaseSensitiveCamelCaseMatchPartialPattern", () => {
-            const match = getFirstMatch("FogBar", "FoB");
-
-            assert.equal(ts.PatternMatchKind.camelCase, match.kind);
-            assert.equal(true, match.isCaseSensitive);
+            assertSegmentMatch("FogBar", "FoB", { kind: ts.PatternMatchKind.camelCase, isCaseSensitive: true });
         });
 
         it("PreferCaseSensitiveCamelCaseMatchToLongPattern1", () => {
-            const match = getFirstMatch("FogBar", "FBB");
-
-            assert.isTrue(match === undefined);
+            assertSegmentMatch("FogBar", "FBB", undefined);
         });
 
         it("PreferCaseSensitiveCamelCaseMatchToLongPattern2", () => {
-            const match = getFirstMatch("FogBar", "FoooB");
-
-            assert.isTrue(match === undefined);
+            assertSegmentMatch("FogBar", "FoooB", undefined);
         });
 
         it("CamelCaseMatchPartiallyUnmatched", () => {
-            const match = getFirstMatch("FogBarBaz", "FZ");
-
-            assert.isTrue(match === undefined);
+            assertSegmentMatch("FogBarBaz", "FZ", undefined);
         });
 
         it("CamelCaseMatchCompletelyUnmatched", () => {
-            const match = getFirstMatch("FogBarBaz", "ZZ");
-
-            assert.isTrue(match === undefined);
+            assertSegmentMatch("FogBarBaz", "ZZ", undefined);
         });
 
         it("TwoUppercaseCharacters", () => {
-            const match = getFirstMatch("SimpleUIElement", "SiUI");
-
-            assert.equal(ts.PatternMatchKind.camelCase, match.kind);
-            assert.equal(true, match.isCaseSensitive);
+            assertSegmentMatch("SimpleUIElement", "SiUI", { kind: ts.PatternMatchKind.camelCase, isCaseSensitive: true });
         });
 
         it("PreferCaseSensitiveLowercasePattern", () => {
-            const match = getFirstMatch("FogBar", "b");
-
-            assert.equal(ts.PatternMatchKind.substring, match.kind);
-            assert.equal(false, match.isCaseSensitive);
+            assertSegmentMatch("FogBar", "b", { kind: ts.PatternMatchKind.substring, isCaseSensitive: false });
         });
 
         it("PreferCaseSensitiveLowercasePattern2", () => {
-            const match = getFirstMatch("FogBar", "fB");
-
-            assert.equal(ts.PatternMatchKind.camelCase, match.kind);
-            assert.equal(false, match.isCaseSensitive);
+            assertSegmentMatch("FogBar", "fB", { kind: ts.PatternMatchKind.camelCase, isCaseSensitive: false });
         });
 
         it("PreferCaseSensitiveTryUnderscoredName", () => {
-            const match = getFirstMatch("_fogBar", "_fB");
-
-            assert.equal(ts.PatternMatchKind.camelCase, match.kind);
-            assert.equal(true, match.isCaseSensitive);
+            assertSegmentMatch("_fogBar", "_fB", { kind: ts.PatternMatchKind.camelCase, isCaseSensitive: true });
         });
 
         it("PreferCaseSensitiveTryUnderscoredName2", () => {
-            const match = getFirstMatch("_fogBar", "fB");
-
-            assert.equal(ts.PatternMatchKind.camelCase, match.kind);
-            assert.equal(true, match.isCaseSensitive);
+            assertSegmentMatch("_fogBar", "fB", { kind: ts.PatternMatchKind.camelCase, isCaseSensitive: true });
         });
 
         it("PreferCaseSensitiveTryUnderscoredNameInsensitive", () => {
-            const match = getFirstMatch("_FogBar", "_fB");
-
-            assert.equal(ts.PatternMatchKind.camelCase, match.kind);
-            assert.equal(false, match.isCaseSensitive);
+            assertSegmentMatch("_FogBar", "_fB", { kind: ts.PatternMatchKind.camelCase, isCaseSensitive: false });
         });
 
         it("PreferCaseSensitiveMiddleUnderscore", () => {
-            const match = getFirstMatch("Fog_Bar", "FB");
-
-            assert.equal(ts.PatternMatchKind.camelCase, match.kind);
-            assert.equal(true, match.isCaseSensitive);
+            assertSegmentMatch("Fog_Bar", "FB", { kind: ts.PatternMatchKind.camelCase, isCaseSensitive: true });
         });
 
         it("PreferCaseSensitiveMiddleUnderscore2", () => {
-            const match = getFirstMatch("Fog_Bar", "F_B");
-
-            assert.equal(ts.PatternMatchKind.camelCase, match.kind);
-            assert.equal(true, match.isCaseSensitive);
+            assertSegmentMatch("Fog_Bar", "F_B", { kind: ts.PatternMatchKind.camelCase, isCaseSensitive: true });
         });
 
         it("PreferCaseSensitiveMiddleUnderscore3", () => {
-            const match = getFirstMatch("Fog_Bar", "F__B");
-
-            assert.isTrue(undefined === match);
+            assertSegmentMatch("Fog_Bar", "F__B", undefined);
         });
 
         it("PreferCaseSensitiveMiddleUnderscore4", () => {
-            const match = getFirstMatch("Fog_Bar", "f_B");
-
-            assert.equal(ts.PatternMatchKind.camelCase, match.kind);
-            assert.equal(false, match.isCaseSensitive);
+            assertSegmentMatch("Fog_Bar", "f_B", { kind: ts.PatternMatchKind.camelCase, isCaseSensitive: false });
         });
 
         it("PreferCaseSensitiveMiddleUnderscore5", () => {
-            const match = getFirstMatch("Fog_Bar", "F_b");
-
-            assert.equal(ts.PatternMatchKind.camelCase, match.kind);
-            assert.equal(false, match.isCaseSensitive);
+            assertSegmentMatch("Fog_Bar", "F_b", { kind: ts.PatternMatchKind.camelCase, isCaseSensitive: false });
         });
 
         it("AllLowerPattern1", () => {
-            const match = getFirstMatch("FogBarChangedEventArgs", "changedeventargs");
-
-            assert.isTrue(undefined !== match);
+            assertSegmentMatch("FogBarChangedEventArgs", "changedeventargs", { kind: ts.PatternMatchKind.substring, isCaseSensitive: false });
         });
 
         it("AllLowerPattern2", () => {
-            const match = getFirstMatch("FogBarChangedEventArgs", "changedeventarrrgh");
-
-            assert.isTrue(undefined === match);
+            assertSegmentMatch("FogBarChangedEventArgs", "changedeventarrrgh", undefined);
         });
 
         it("AllLowerPattern3", () => {
-            const match = getFirstMatch("ABCDEFGH", "bcd");
-
-            assert.isTrue(undefined !== match);
+            assertSegmentMatch("ABCDEFGH", "bcd", { kind: ts.PatternMatchKind.substring, isCaseSensitive: false });
         });
 
         it("AllLowerPattern4", () => {
-            const match = getFirstMatch("AbcdefghijEfgHij", "efghij");
-
-            assert.isTrue(undefined === match);
+            assertSegmentMatch("AbcdefghijEfgHij", "efghij", undefined);
         });
     });
 
     describe("MultiWordPattern", () => {
         it("ExactWithLowercase", () => {
-            const matches = getAllMatches("AddMetadataReference", "addmetadatareference");
-
-            assertContainsKind(ts.PatternMatchKind.exact, matches);
+            assertSegmentMatch("AddMetadataReference", "addmetadatareference", { kind: ts.PatternMatchKind.exact, isCaseSensitive: false });
         });
 
         it("SingleLowercasedSearchWord1", () => {
-            const matches = getAllMatches("AddMetadataReference", "add");
-
-            assertContainsKind(ts.PatternMatchKind.prefix, matches);
+            assertSegmentMatch("AddMetadataReference", "add", { kind: ts.PatternMatchKind.prefix, isCaseSensitive: false });
         });
 
         it("SingleLowercasedSearchWord2", () => {
-            const matches = getAllMatches("AddMetadataReference", "metadata");
-
-            assertContainsKind(ts.PatternMatchKind.substring, matches);
+            assertSegmentMatch("AddMetadataReference", "metadata", { kind: ts.PatternMatchKind.substring, isCaseSensitive: false });
         });
 
         it("SingleUppercaseSearchWord1", () => {
-            const matches = getAllMatches("AddMetadataReference", "Add");
-
-            assertContainsKind(ts.PatternMatchKind.prefix, matches);
+            assertSegmentMatch("AddMetadataReference", "Add", { kind: ts.PatternMatchKind.prefix, isCaseSensitive: true });
         });
 
         it("SingleUppercaseSearchWord2", () => {
-            const matches = getAllMatches("AddMetadataReference", "Metadata");
-
-            assertContainsKind(ts.PatternMatchKind.substring, matches);
+            assertSegmentMatch("AddMetadataReference", "Metadata", { kind: ts.PatternMatchKind.substring, isCaseSensitive: true });
         });
 
         it("SingleUppercaseSearchLetter1", () => {
-            const matches = getAllMatches("AddMetadataReference", "A");
-
-            assertContainsKind(ts.PatternMatchKind.prefix, matches);
+            assertSegmentMatch("AddMetadataReference", "A", { kind: ts.PatternMatchKind.prefix, isCaseSensitive: true });
         });
 
         it("SingleUppercaseSearchLetter2", () => {
-            const matches = getAllMatches("AddMetadataReference", "M");
-
-            assertContainsKind(ts.PatternMatchKind.substring, matches);
+            assertSegmentMatch("AddMetadataReference", "M", { kind: ts.PatternMatchKind.substring, isCaseSensitive: true });
         });
 
-        it("TwoLowercaseWords", () => {
-            const matches = getAllMatches("AddMetadataReference", "add metadata");
-
-            assertContainsKind(ts.PatternMatchKind.prefix, matches);
-            assertContainsKind(ts.PatternMatchKind.substring, matches);
+        it("TwoLowercaseWords0", () => {
+            assertSegmentMatch("AddMetadataReference", "add metadata", { kind: ts.PatternMatchKind.prefix, isCaseSensitive: false });
         });
 
-        it("TwoLowercaseWords", () => {
-            const matches = getAllMatches("AddMetadataReference", "A M");
-
-            assertContainsKind(ts.PatternMatchKind.prefix, matches);
-            assertContainsKind(ts.PatternMatchKind.substring, matches);
+        it("TwoLowercaseWords1", () => {
+            assertSegmentMatch("AddMetadataReference", "A M", { kind: ts.PatternMatchKind.prefix, isCaseSensitive: true });
         });
 
-        it("TwoLowercaseWords", () => {
-            const matches = getAllMatches("AddMetadataReference", "AM");
-
-            assertContainsKind(ts.PatternMatchKind.camelCase, matches);
+        it("TwoLowercaseWords2", () => {
+            assertSegmentMatch("AddMetadataReference", "AM", { kind: ts.PatternMatchKind.camelCase, isCaseSensitive: true });
         });
 
-        it("TwoLowercaseWords", () => {
-            const matches = getAllMatches("AddMetadataReference", "ref Metadata");
-
-            assertArrayEquals(ts.map(matches, m => m.kind), [ts.PatternMatchKind.substring, ts.PatternMatchKind.substring]);
+        it("TwoLowercaseWords3", () => {
+            assertSegmentMatch("AddMetadataReference", "ref Metadata", { kind: ts.PatternMatchKind.substring, isCaseSensitive: true });
         });
 
-        it("TwoLowercaseWords", () => {
-            const matches = getAllMatches("AddMetadataReference", "ref M");
-
-            assertArrayEquals(ts.map(matches, m => m.kind), [ts.PatternMatchKind.substring, ts.PatternMatchKind.substring]);
+        it("TwoLowercaseWords4", () => {
+            assertSegmentMatch("AddMetadataReference", "ref M", { kind: ts.PatternMatchKind.substring, isCaseSensitive: true });
         });
 
         it("MixedCamelCase", () => {
-            const matches = getAllMatches("AddMetadataReference", "AMRe");
-
-            assertContainsKind(ts.PatternMatchKind.camelCase, matches);
+            assertSegmentMatch("AddMetadataReference", "AMRe", { kind: ts.PatternMatchKind.camelCase, isCaseSensitive: true });
         });
 
         it("BlankPattern", () => {
-            const matches = getAllMatches("AddMetadataReference", "");
-
-            assert.isTrue(matches === undefined);
+            assertInvalidPattern("");
         });
 
         it("WhitespaceOnlyPattern", () => {
-            const matches = getAllMatches("AddMetadataReference", " ");
-
-            assert.isTrue(matches === undefined);
+            assertInvalidPattern(" ");
         });
 
         it("EachWordSeparately1", () => {
-            const matches = getAllMatches("AddMetadataReference", "add Meta");
-
-            assertContainsKind(ts.PatternMatchKind.prefix, matches);
-            assertContainsKind(ts.PatternMatchKind.substring, matches);
+            assertSegmentMatch("AddMetadataReference", "add Meta", { kind: ts.PatternMatchKind.prefix, isCaseSensitive: false });
         });
 
         it("EachWordSeparately2", () => {
-            const matches = getAllMatches("AddMetadataReference", "Add meta");
-
-            assertContainsKind(ts.PatternMatchKind.prefix, matches);
-            assertContainsKind(ts.PatternMatchKind.substring, matches);
+            assertSegmentMatch("AddMetadataReference", "Add meta", { kind: ts.PatternMatchKind.prefix, isCaseSensitive: true });
         });
 
         it("EachWordSeparately3", () => {
-            const matches = getAllMatches("AddMetadataReference", "Add Meta");
-
-            assertContainsKind(ts.PatternMatchKind.prefix, matches);
-            assertContainsKind(ts.PatternMatchKind.substring, matches);
+            assertSegmentMatch("AddMetadataReference", "Add Meta", { kind: ts.PatternMatchKind.prefix, isCaseSensitive: true });
         });
 
         it("MixedCasing", () => {
-            const matches = getAllMatches("AddMetadataReference", "mEta");
-
-            assert.isTrue(matches === undefined);
+            assertSegmentMatch("AddMetadataReference", "mEta", undefined);
         });
 
         it("MixedCasing2", () => {
-            const matches = getAllMatches("AddMetadataReference", "Data");
-
-            assert.isTrue(matches === undefined);
+            assertSegmentMatch("AddMetadataReference", "Data", undefined);
         });
 
         it("AsteriskSplit", () => {
-            const matches = getAllMatches("GetKeyWord", "K*W");
-
-            assertArrayEquals(ts.map(matches, m => m.kind), [ts.PatternMatchKind.substring, ts.PatternMatchKind.substring]);
+            assertSegmentMatch("GetKeyWord", "K*W", { kind: ts.PatternMatchKind.substring, isCaseSensitive: true });
         });
 
         it("LowercaseSubstring1", () => {
-            const matches = getAllMatches("Operator", "a");
-
-            assert.isTrue(matches === undefined);
+            assertSegmentMatch("Operator", "a", undefined);
         });
 
         it("LowercaseSubstring2", () => {
-            const matches = getAllMatches("FooAttribute", "a");
-            assertContainsKind(ts.PatternMatchKind.substring, matches);
-            assert.isFalse(matches[0].isCaseSensitive);
+            assertSegmentMatch("FooAttribute", "a", { kind: ts.PatternMatchKind.substring, isCaseSensitive: false });
         });
     });
 
     describe("DottedPattern", () => {
         it("DottedPattern1", () => {
-            const match = getFirstMatchForDottedPattern("Foo.Bar.Baz", "Quux", "B.Q");
-
-            assert.equal(ts.PatternMatchKind.prefix, match.kind);
-            assert.equal(true, match.isCaseSensitive);
+            assertFullMatch("Foo.Bar.Baz", "Quux", "B.Q", { kind: ts.PatternMatchKind.prefix, isCaseSensitive: true });
         });
 
         it("DottedPattern2", () => {
-            const match = getFirstMatchForDottedPattern("Foo.Bar.Baz", "Quux", "C.Q");
-            assert.isTrue(match === undefined);
+            assertFullMatch("Foo.Bar.Baz", "Quux", "C.Q", undefined);
         });
 
         it("DottedPattern3", () => {
-            const match = getFirstMatchForDottedPattern("Foo.Bar.Baz", "Quux", "B.B.Q");
-            assert.equal(ts.PatternMatchKind.prefix, match.kind);
-            assert.equal(true, match.isCaseSensitive);
+            assertFullMatch("Foo.Bar.Baz", "Quux", "B.B.Q", { kind: ts.PatternMatchKind.prefix, isCaseSensitive: true });
         });
 
         it("DottedPattern4", () => {
-            const match = getFirstMatchForDottedPattern("Foo.Bar.Baz", "Quux", "Baz.Quux");
-            assert.equal(ts.PatternMatchKind.exact, match.kind);
-            assert.equal(true, match.isCaseSensitive);
+            assertFullMatch("Foo.Bar.Baz", "Quux", "Baz.Quux", { kind: ts.PatternMatchKind.exact, isCaseSensitive: true });
         });
 
         it("DottedPattern5", () => {
-            const match = getFirstMatchForDottedPattern("Foo.Bar.Baz", "Quux", "F.B.B.Quux");
-            assert.equal(ts.PatternMatchKind.exact, match.kind);
-            assert.equal(true, match.isCaseSensitive);
+            assertFullMatch("Foo.Bar.Baz", "Quux", "F.B.B.Quux", { kind: ts.PatternMatchKind.prefix, isCaseSensitive: true });
         });
 
         it("DottedPattern6", () => {
-            const match = getFirstMatchForDottedPattern("Foo.Bar.Baz", "Quux", "F.F.B.B.Quux");
-            assert.isTrue(match === undefined);
+            assertFullMatch("Foo.Bar.Baz", "Quux", "F.F.B.B.Quux", undefined);
         });
 
         it("DottedPattern7", () => {
-            let match = getFirstMatch("UIElement", "UIElement");
-            match = getFirstMatch("GetKeyword", "UIElement");
-            assert.isTrue(match === undefined);
+            assertSegmentMatch("UIElement", "UIElement", { kind: ts.PatternMatchKind.exact, isCaseSensitive: true });
+            assertSegmentMatch("GetKeyword", "UIElement", undefined);
         });
     });
 
-    function getFirstMatch(candidate: string, pattern: string): ts.PatternMatch {
-        const matches = ts.createPatternMatcher(pattern).getMatchesForLastSegmentOfPattern(candidate);
-        return matches ? matches[0] : undefined;
+    function assertSegmentMatch(candidate: string, pattern: string, expected: ts.PatternMatch | undefined): void {
+        assert.deepEqual(ts.createPatternMatcher(pattern).getMatchForLastSegmentOfPattern(candidate), expected);
     }
 
-    function getAllMatches(candidate: string, pattern: string): ts.PatternMatch[] {
-        return ts.createPatternMatcher(pattern).getMatchesForLastSegmentOfPattern(candidate);
+    function assertInvalidPattern(pattern: string) {
+        assert.equal(ts.createPatternMatcher(pattern), undefined);
     }
 
-    function getFirstMatchForDottedPattern(dottedContainer: string, candidate: string, pattern: string): ts.PatternMatch {
-        const matches = ts.createPatternMatcher(pattern).getMatches(dottedContainer.split("."), candidate);
-        return matches ? matches[0] : undefined;
+    function assertFullMatch(dottedContainer: string, candidate: string, pattern: string, expected: ts.PatternMatch | undefined): void {
+        assert.deepEqual(ts.createPatternMatcher(pattern).getFullMatch(dottedContainer.split("."), candidate), expected);
     }
 
     function spanListToSubstrings(identifier: string, spans: ts.TextSpan[]) {
-        return ts.map(spans, s => identifier.substr(s.start, s.length));
+        return spans.map(s => identifier.substr(s.start, s.length));
     }
 
     function breakIntoCharacterSpans(identifier: string) {
@@ -474,23 +343,12 @@ describe("PatternMatcher", () => {
     function breakIntoWordSpans(identifier: string) {
         return spanListToSubstrings(identifier, ts.breakIntoWordSpans(identifier));
     }
-    function assertArrayEquals<T>(array1: T[], array2: T[]) {
-        assert.equal(array1.length, array2.length);
-
-        for (let i = 0; i < array1.length; i++) {
-            assert.equal(array1[i], array2[i]);
-        }
-    }
 
     function verifyBreakIntoCharacterSpans(original: string, ...parts: string[]): void {
-        assertArrayEquals(parts, breakIntoCharacterSpans(original));
+        assert.deepEqual(parts, breakIntoCharacterSpans(original));
     }
 
     function verifyBreakIntoWordSpans(original: string, ...parts: string[]): void {
-        assertArrayEquals(parts, breakIntoWordSpans(original));
-    }
-
-    function assertContainsKind(kind: ts.PatternMatchKind, results: ts.PatternMatch[]) {
-        assert.isTrue(ts.forEach(results, r => r.kind === kind));
+        assert.deepEqual(parts, breakIntoWordSpans(original));
     }
 });

src/harness/unittests/tsserverProjectSystem.ts

@@ -4131,10 +4131,10 @@ namespace ts.projectSystem {
             checkErrorMessage(session, "semanticDiag", { file: file1.path, diagnostics: [] });
         });
 
-        it("info diagnostics", () => {
+        it("suggestion diagnostics", () => {
             const file: FileOrFolder = {
                 path: "/a.js",
-                content: 'require("b")',
+                content: "function f(p) {}",
             };
 
             const host = createServerHost([file]);
@@ -4177,13 +4177,64 @@ namespace ts.projectSystem {
             checkErrorMessage(session, "suggestionDiag", {
                 file: file.path,
                 diagnostics: [
-                    createDiagnostic({ line: 1, offset: 1 }, { line: 1, offset: 13 }, Diagnostics.File_is_a_CommonJS_module_it_may_be_converted_to_an_ES6_module)
+                    createDiagnostic({ line: 1, offset: 12 }, { line: 1, offset: 13 }, Diagnostics._0_is_declared_but_its_value_is_never_read, ["p"], "suggestion", /*reportsUnnecssary*/ true)
                 ],
             });
             checkCompleteEvent(session, 2, expectedSequenceId);
             session.clearMessages();
         });
 
+        it("disable suggestion diagnostics", () => {
+            const file: FileOrFolder = {
+                path: "/a.js",
+                content: 'require("b")',
+            };
+
+            const host = createServerHost([file]);
+            const session = createSession(host, { canUseEvents: true });
+            const service = session.getProjectService();
+
+            session.executeCommandSeq<protocol.OpenRequest>({
+                command: server.CommandNames.Open,
+                arguments: { file: file.path, fileContent: file.content },
+            });
+
+            session.executeCommandSeq<protocol.ConfigureRequest>({
+                command: server.CommandNames.Configure,
+                arguments: {
+                    preferences: { disableSuggestions: true }
+                },
+            });
+
+            checkNumberOfProjects(service, { inferredProjects: 1 });
+            session.clearMessages();
+            const expectedSequenceId = session.getNextSeq();
+            host.checkTimeoutQueueLengthAndRun(2);
+
+            checkProjectUpdatedInBackgroundEvent(session, [file.path]);
+            session.clearMessages();
+
+            session.executeCommandSeq<protocol.GeterrRequest>({
+                command: server.CommandNames.Geterr,
+                arguments: {
+                    delay: 0,
+                    files: [file.path],
+                }
+            });
+
+            host.checkTimeoutQueueLengthAndRun(1);
+
+            checkErrorMessage(session, "syntaxDiag", { file: file.path, diagnostics: [] }, /*isMostRecent*/ true);
+            session.clearMessages();
+
+            host.runQueuedImmediateCallbacks(1);
+
+            checkErrorMessage(session, "semanticDiag", { file: file.path, diagnostics: [] });
+            // No suggestion event, we're done.
+            checkCompleteEvent(session, 2, expectedSequenceId);
+            session.clearMessages();
+        });
+
         it("suppressed diagnostic events", () => {
             const file: FileOrFolder = {
                 path: "/a.ts",
@@ -4241,8 +4292,8 @@ namespace ts.projectSystem {
             session.clearMessages();
         });
 
-        function createDiagnostic(start: protocol.Location, end: protocol.Location, message: DiagnosticMessage, args: ReadonlyArray<string> = []): protocol.Diagnostic {
-            return { start, end, text: formatStringFromArgs(message.message, args), code: message.code, category: diagnosticCategoryName(message), source: undefined };
+        function createDiagnostic(start: protocol.Location, end: protocol.Location, message: DiagnosticMessage, args: ReadonlyArray<string> = [], category = diagnosticCategoryName(message), reportsUnnecessary?: {}): protocol.Diagnostic {
+            return { start, end, text: formatStringFromArgs(message.message, args), code: message.code, category, reportsUnnecessary, source: undefined };
         }
     });
 

src/lib/es5.d.ts

@@ -772,8 +772,7 @@ interface Date {
 
 interface DateConstructor {
     new(): Date;
-    new(value: number): Date;
-    new(value: string): Date;
+    new(value: number | string): Date;
     new(year: number, month: number, date?: number, hours?: number, minutes?: number, seconds?: number, ms?: number): Date;
     (): string;
     readonly prototype: Date;

src/loc/lcl/chs/diagnosticMessages/diagnosticMessages.generated.json.lcl

@@ -3771,6 +3771,24 @@
         </Str>
         <Disp Icon="Str" />
       </Item>
+      <Item ItemId=";Found_0_errors_6194" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Found {0} errors.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[找到 {0} 个错误。]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
+      <Item ItemId=";Found_1_error_6193" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Found 1 error.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[找到 1 个错误。]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
       <Item ItemId=";Found_package_json_at_0_6099" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Found 'package.json' at '{0}'.]]></Val>
@@ -3879,6 +3897,15 @@
         </Str>
         <Disp Icon="Str" />
       </Item>
+      <Item ItemId=";Generate_get_and_set_accessors_95046" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Generate 'get' and 'set' accessors]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[生成 "get" 和 "set" 访问器]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
       <Item ItemId=";Generates_a_sourcemap_for_each_corresponding_d_ts_file_6000" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Generates a sourcemap for each corresponding '.d.ts' file.]]></Val>
@@ -5988,6 +6015,15 @@
         </Str>
         <Disp Icon="Str" />
       </Item>
+      <Item ItemId=";Property_0_does_not_exist_on_type_1_Did_you_forget_to_use_await_2570" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Property '{0}' does not exist on type '{1}'. Did you forget to use 'await'?]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[类型“{1}”上不存在属性“{0}”。是否忘记使用 "await"?]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
       <Item ItemId=";Property_0_does_not_exist_on_type_1_Did_you_mean_2_2551" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Property '{0}' does not exist on type '{1}'. Did you mean '{2}'?]]></Val>

src/loc/lcl/cht/diagnosticMessages/diagnosticMessages.generated.json.lcl

@@ -642,6 +642,9 @@
       <Item ItemId=";A_rest_parameter_or_binding_pattern_may_not_have_a_trailing_comma_1013" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[A rest parameter or binding pattern may not have a trailing comma.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[REST 參數或繫結模式的結尾不得為逗點。]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -903,18 +906,27 @@
       <Item ItemId=";Add_all_missing_async_modifiers_95041" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Add all missing 'async' modifiers]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[新增缺少的所有 'async' 修飾詞]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
       <Item ItemId=";Add_all_missing_members_95022" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Add all missing members]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[新增遺漏的所有成員]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
       <Item ItemId=";Add_all_missing_super_calls_95039" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Add all missing super calls]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[新增缺少的所有 super 呼叫]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -939,6 +951,9 @@
       <Item ItemId=";Add_definite_assignment_assertions_to_all_uninitialized_properties_95028" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Add definite assignment assertions to all uninitialized properties]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[為所有未初始化的屬性新增明確的指派判斷提示]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -966,6 +981,9 @@
       <Item ItemId=";Add_initializers_to_all_uninitialized_properties_95027" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Add initializers to all uninitialized properties]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[為所有未初始化的屬性新增初始設定式]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -984,6 +1002,9 @@
       <Item ItemId=";Add_this_to_all_unresolved_variables_matching_a_member_name_95037" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Add 'this.' to all unresolved variables matching a member name]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[為所有用以比對成員名稱未解析的變數新增 'this.']]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -1002,18 +1023,27 @@
       <Item ItemId=";Add_to_all_uncalled_decorators_95044" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Add '()' to all uncalled decorators]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[為所有未呼叫的裝飾項目新增 '()']]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
       <Item ItemId=";Add_ts_ignore_to_all_error_messages_95042" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Add '@ts-ignore' to all error messages]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[為所有錯誤訊息新增 '@ts-ignore']]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
       <Item ItemId=";Add_undefined_type_to_all_uninitialized_properties_95029" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Add undefined type to all uninitialized properties]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[為所有未初始化的屬性新增未定義的類型]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -1524,6 +1554,9 @@
       <Item ItemId=";Annotate_everything_with_types_from_JSDoc_95043" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Annotate everything with types from JSDoc]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[標註具備 JSDoc 之類型的所有項目 ]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -2151,18 +2184,27 @@
       <Item ItemId=";Change_all_extended_interfaces_to_implements_95038" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Change all extended interfaces to 'implements']]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[將所有延伸介面變更為 'implements']]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
       <Item ItemId=";Change_all_jsdoc_style_types_to_TypeScript_95030" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Change all jsdoc-style types to TypeScript]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[將所有 jsdoc 樣式的類型變更為 TypeScript]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
       <Item ItemId=";Change_all_jsdoc_style_types_to_TypeScript_and_add_undefined_to_nullable_types_95031" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Change all jsdoc-style types to TypeScript (and add '| undefined' to nullable types)]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[將所有 jsdoc 樣式的類型變更為 TypeScript (並為 null 類型新增 '| undefined')]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -2475,12 +2517,18 @@
       <Item ItemId=";Convert_all_constructor_functions_to_classes_95045" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Convert all constructor functions to classes]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[將所有建構函式轉換為類別]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
       <Item ItemId=";Convert_all_to_default_imports_95035" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Convert all to default imports]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[全部轉換為預設匯入]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -2664,6 +2712,9 @@
       <Item ItemId=";Delete_all_unused_declarations_95024" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Delete all unused declarations]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[刪除所有未使用的宣告]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -3714,6 +3765,27 @@
       <Item ItemId=";Fix_all_detected_spelling_errors_95026" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Fix all detected spelling errors]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[修正偵測到的所有拼字錯誤]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
+      <Item ItemId=";Found_0_errors_6194" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Found {0} errors.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[找到 {0} 個錯誤。]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
+      <Item ItemId=";Found_1_error_6193" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Found 1 error.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[找到 1 個錯誤。]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -3825,6 +3897,12 @@
         </Str>
         <Disp Icon="Str" />
       </Item>
+      <Item ItemId=";Generate_get_and_set_accessors_95046" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Generate 'get' and 'set' accessors]]></Val>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
       <Item ItemId=";Generates_a_sourcemap_for_each_corresponding_d_ts_file_6000" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Generates a sourcemap for each corresponding '.d.ts' file.]]></Val>
@@ -4032,12 +4110,18 @@
       <Item ItemId=";Implement_all_inherited_abstract_classes_95040" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Implement all inherited abstract classes]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[實作所有繼承的抽象類別]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
       <Item ItemId=";Implement_all_unimplemented_interfaces_95032" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Implement all unimplemented interfaces]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[實作所有未實作的介面]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -4239,6 +4323,9 @@
       <Item ItemId=";Infer_all_types_from_usage_95023" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Infer all types from usage]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[從用法推斷所有類型]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -4356,6 +4443,9 @@
       <Item ItemId=";Install_all_missing_types_packages_95033" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Install all missing types packages]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[安裝缺少的所有類型套件]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -4851,6 +4941,9 @@
       <Item ItemId=";Make_all_super_calls_the_first_statement_in_their_constructor_95036" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Make all 'super()' calls the first statement in their constructor]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[在其建構函式的第一個陳述式中呼叫所有的 'super()']]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -4950,12 +5043,18 @@
       <Item ItemId=";Module_0_does_not_refer_to_a_type_but_is_used_as_a_type_here_1340" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Module '{0}' does not refer to a type, but is used as a type here.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[模組 '{0}' 未參考任何類型，但在此用為類型。]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
       <Item ItemId=";Module_0_does_not_refer_to_a_value_but_is_used_as_a_value_here_1339" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Module '{0}' does not refer to a value, but is used as a value here.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[模組 '{0}' 未參考任何值，但在此用為值。]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -5853,6 +5952,9 @@
       <Item ItemId=";Prefix_all_unused_declarations_with_where_possible_95025" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Prefix all unused declarations with '_' where possible]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[若可行，為所有未使用的宣告加上前置詞 '_']]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -5910,6 +6012,12 @@
         </Str>
         <Disp Icon="Str" />
       </Item>
+      <Item ItemId=";Property_0_does_not_exist_on_type_1_Did_you_forget_to_use_await_2570" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Property '{0}' does not exist on type '{1}'. Did you forget to use 'await'?]]></Val>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
       <Item ItemId=";Property_0_does_not_exist_on_type_1_Did_you_mean_2_2551" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Property '{0}' does not exist on type '{1}'. Did you mean '{2}'?]]></Val>
@@ -6756,6 +6864,9 @@
       <Item ItemId=";Rewrite_all_as_indexed_access_types_95034" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Rewrite all as indexed access types]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[將全部重寫為經過編製索引的存取類型]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -7500,6 +7611,9 @@
       <Item ItemId=";The_right_hand_side_of_a_for_in_statement_must_be_of_type_any_an_object_type_or_a_type_parameter_but_2407" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[The right-hand side of a 'for...in' statement must be of type 'any', an object type or a type parameter, but here has type '{0}'.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA['for...in' 陳述式的右方必須是類型 'any'、物件類型或型別參數，但此處為類型 '{0}'。]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -7821,6 +7935,9 @@
       <Item ItemId=";Type_0_is_not_an_array_type_Use_compiler_option_downlevelIteration_to_allow_iterating_of_iterators_2568" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Type '{0}' is not an array type. Use compiler option '--downlevelIteration' to allow iterating of iterators.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[類型 '{0}' 不是陣列類型。請使用編譯器選項 '-downlevelIteration' 允許逐一查看迭代器。]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -7836,6 +7953,9 @@
       <Item ItemId=";Type_0_is_not_an_array_type_or_a_string_type_Use_compiler_option_downlevelIteration_to_allow_iterati_2569" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Type '{0}' is not an array type or a string type. Use compiler option '--downlevelIteration' to allow iterating of iterators.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[類型 '{0}' 不是陣列類型或字串類型。請使用編譯器選項 '-downlevelIteration' 允許逐一查看迭代器。]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -7896,12 +8016,18 @@
       <Item ItemId=";Type_0_must_have_a_Symbol_asyncIterator_method_that_returns_an_async_iterator_2504" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Type '{0}' must have a '[Symbol.asyncIterator]5D;()' method that returns an async iterator.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[類型 '{0}' 必須具備會傳回非同步迭代器的 '[Symbol.asyncIterator]5D;()' 方法。]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
       <Item ItemId=";Type_0_must_have_a_Symbol_iterator_method_that_returns_an_iterator_2488" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Type '{0}' must have a '[Symbol.iterator]5D;()' method that returns an iterator.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[類型 '{0}' 必須具備會傳回迭代器的 '[Symbol.iterator]5D;()' 方法。]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -7986,6 +8112,9 @@
       <Item ItemId=";Type_arguments_cannot_be_used_here_1342" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Type arguments cannot be used here.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[此處不得使用型別引數。]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>

src/loc/lcl/csy/diagnosticMessages/diagnosticMessages.generated.json.lcl

@@ -3780,6 +3780,24 @@
         </Str>
         <Disp Icon="Str" />
       </Item>
+      <Item ItemId=";Found_0_errors_6194" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Found {0} errors.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Našel se tento počet chyb: {0}.]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
+      <Item ItemId=";Found_1_error_6193" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Found 1 error.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Našla se 1 chyba.]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
       <Item ItemId=";Found_package_json_at_0_6099" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Found 'package.json' at '{0}'.]]></Val>
@@ -5997,6 +6015,12 @@
         </Str>
         <Disp Icon="Str" />
       </Item>
+      <Item ItemId=";Property_0_does_not_exist_on_type_1_Did_you_forget_to_use_await_2570" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Property '{0}' does not exist on type '{1}'. Did you forget to use 'await'?]]></Val>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
       <Item ItemId=";Property_0_does_not_exist_on_type_1_Did_you_mean_2_2551" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Property '{0}' does not exist on type '{1}'. Did you mean '{2}'?]]></Val>

src/loc/lcl/deu/diagnosticMessages/diagnosticMessages.generated.json.lcl

@@ -3768,6 +3768,24 @@
         </Str>
         <Disp Icon="Str" />
       </Item>
+      <Item ItemId=";Found_0_errors_6194" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Found {0} errors.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[{0} Fehler gefunden.]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
+      <Item ItemId=";Found_1_error_6193" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Found 1 error.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[1 Fehler gefunden.]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
       <Item ItemId=";Found_package_json_at_0_6099" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Found 'package.json' at '{0}'.]]></Val>
@@ -5982,6 +6000,12 @@
         </Str>
         <Disp Icon="Str" />
       </Item>
+      <Item ItemId=";Property_0_does_not_exist_on_type_1_Did_you_forget_to_use_await_2570" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Property '{0}' does not exist on type '{1}'. Did you forget to use 'await'?]]></Val>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
       <Item ItemId=";Property_0_does_not_exist_on_type_1_Did_you_mean_2_2551" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Property '{0}' does not exist on type '{1}'. Did you mean '{2}'?]]></Val>

src/loc/lcl/esn/diagnosticMessages/diagnosticMessages.generated.json.lcl

@@ -3780,6 +3780,24 @@
         </Str>
         <Disp Icon="Str" />
       </Item>
+      <Item ItemId=";Found_0_errors_6194" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Found {0} errors.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Se encontró {0} errores.]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
+      <Item ItemId=";Found_1_error_6193" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Found 1 error.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Se encontró 1 error.]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
       <Item ItemId=";Found_package_json_at_0_6099" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Found 'package.json' at '{0}'.]]></Val>
@@ -5997,6 +6015,12 @@
         </Str>
         <Disp Icon="Str" />
       </Item>
+      <Item ItemId=";Property_0_does_not_exist_on_type_1_Did_you_forget_to_use_await_2570" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Property '{0}' does not exist on type '{1}'. Did you forget to use 'await'?]]></Val>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
       <Item ItemId=";Property_0_does_not_exist_on_type_1_Did_you_mean_2_2551" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Property '{0}' does not exist on type '{1}'. Did you mean '{2}'?]]></Val>

src/loc/lcl/fra/diagnosticMessages/diagnosticMessages.generated.json.lcl

@@ -651,6 +651,9 @@
       <Item ItemId=";A_rest_parameter_or_binding_pattern_may_not_have_a_trailing_comma_1013" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[A rest parameter or binding pattern may not have a trailing comma.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Les modèles de liaison ou les paramètres rest ne doivent pas avoir de virgule de fin.]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -912,18 +915,27 @@
       <Item ItemId=";Add_all_missing_async_modifiers_95041" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Add all missing 'async' modifiers]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Ajouter tous les modificateurs 'async' manquants]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
       <Item ItemId=";Add_all_missing_members_95022" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Add all missing members]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Ajouter tous les membres manquants]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
       <Item ItemId=";Add_all_missing_super_calls_95039" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Add all missing super calls]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Ajouter tous les appels super manquants]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -948,6 +960,9 @@
       <Item ItemId=";Add_definite_assignment_assertions_to_all_uninitialized_properties_95028" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Add definite assignment assertions to all uninitialized properties]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Ajouter des assertions d'affectation définie à toutes les propriétés non initialisées]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -996,6 +1011,9 @@
       <Item ItemId=";Add_this_to_all_unresolved_variables_matching_a_member_name_95037" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Add 'this.' to all unresolved variables matching a member name]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Ajouter 'this.' à toutes les variables non résolues correspondant à un nom de membre]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -1014,12 +1032,18 @@
       <Item ItemId=";Add_to_all_uncalled_decorators_95044" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Add '()' to all uncalled decorators]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Ajouter '()' à tous les décorateurs non appelés]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
       <Item ItemId=";Add_ts_ignore_to_all_error_messages_95042" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Add '@ts-ignore' to all error messages]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Ajouter '@ts-ignore' à tous les messages d'erreur]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -1539,6 +1563,9 @@
       <Item ItemId=";Annotate_everything_with_types_from_JSDoc_95043" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Annotate everything with types from JSDoc]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Annoter tout avec des types de JSDoc]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -2166,18 +2193,27 @@
       <Item ItemId=";Change_all_extended_interfaces_to_implements_95038" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Change all extended interfaces to 'implements']]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Remplacer toutes les interfaces étendues par 'implements']]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
       <Item ItemId=";Change_all_jsdoc_style_types_to_TypeScript_95030" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Change all jsdoc-style types to TypeScript]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Remplacer tous les types jsdoc-style par TypeScript]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
       <Item ItemId=";Change_all_jsdoc_style_types_to_TypeScript_and_add_undefined_to_nullable_types_95031" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Change all jsdoc-style types to TypeScript (and add '| undefined' to nullable types)]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Remplacer tous les types jsdoc-type par TypeScript (et ajouter '| undefined' aux types nullable)]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -2490,12 +2526,18 @@
       <Item ItemId=";Convert_all_constructor_functions_to_classes_95045" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Convert all constructor functions to classes]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Convertir toutes les fonctions de constructeur en classes]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
       <Item ItemId=";Convert_all_to_default_imports_95035" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Convert all to default imports]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Convertir tout en importations par défaut]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -3732,6 +3774,27 @@
       <Item ItemId=";Fix_all_detected_spelling_errors_95026" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Fix all detected spelling errors]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Corriger toutes les fautes d'orthographe détectées]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
+      <Item ItemId=";Found_0_errors_6194" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Found {0} errors.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[{0} erreurs trouvées.]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
+      <Item ItemId=";Found_1_error_6193" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Found 1 error.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[1 erreur trouvée.]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -4050,6 +4113,9 @@
       <Item ItemId=";Implement_all_inherited_abstract_classes_95040" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Implement all inherited abstract classes]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Implémenter toutes les classes abstraites héritées]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -4260,6 +4326,9 @@
       <Item ItemId=";Infer_all_types_from_usage_95023" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Infer all types from usage]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Déduire tous les types de l'utilisation]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -4377,6 +4446,9 @@
       <Item ItemId=";Install_all_missing_types_packages_95033" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Install all missing types packages]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Installer tous les packages de types manquants]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -4872,6 +4944,9 @@
       <Item ItemId=";Make_all_super_calls_the_first_statement_in_their_constructor_95036" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Make all 'super()' calls the first statement in their constructor]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Faire de tous les appels 'super()' la première instruction dans leur constructeur]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -4971,12 +5046,18 @@
       <Item ItemId=";Module_0_does_not_refer_to_a_type_but_is_used_as_a_type_here_1340" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Module '{0}' does not refer to a type, but is used as a type here.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Le module '{0}' ne fait pas référence à un type, mais est utilisé en tant que type ici.]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
       <Item ItemId=";Module_0_does_not_refer_to_a_value_but_is_used_as_a_value_here_1339" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Module '{0}' does not refer to a value, but is used as a value here.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Le module '{0}' ne fait pas référence à une valeur, mais est utilisé en tant que valeur ici.]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -5874,6 +5955,9 @@
       <Item ItemId=";Prefix_all_unused_declarations_with_where_possible_95025" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Prefix all unused declarations with '_' where possible]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Préfixer toutes les déclarations inutilisées avec '_' si possible]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -5931,6 +6015,12 @@
         </Str>
         <Disp Icon="Str" />
       </Item>
+      <Item ItemId=";Property_0_does_not_exist_on_type_1_Did_you_forget_to_use_await_2570" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Property '{0}' does not exist on type '{1}'. Did you forget to use 'await'?]]></Val>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
       <Item ItemId=";Property_0_does_not_exist_on_type_1_Did_you_mean_2_2551" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Property '{0}' does not exist on type '{1}'. Did you mean '{2}'?]]></Val>
@@ -6777,6 +6867,9 @@
       <Item ItemId=";Rewrite_all_as_indexed_access_types_95034" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Rewrite all as indexed access types]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Réécrire tout comme types d'accès indexés]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -7521,6 +7614,9 @@
       <Item ItemId=";The_right_hand_side_of_a_for_in_statement_must_be_of_type_any_an_object_type_or_a_type_parameter_but_2407" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[The right-hand side of a 'for...in' statement must be of type 'any', an object type or a type parameter, but here has type '{0}'.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[La partie droite d'une instruction 'for...in' doit être de type 'any', un type d'objet ou un paramètre de type, mais elle a le type '{0}' ici.]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -7842,6 +7938,9 @@
       <Item ItemId=";Type_0_is_not_an_array_type_Use_compiler_option_downlevelIteration_to_allow_iterating_of_iterators_2568" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Type '{0}' is not an array type. Use compiler option '--downlevelIteration' to allow iterating of iterators.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Le type '{0}' n’est pas un type de tableau. Utilisez l'option du compilateur '--downlevelIteration' pour autoriser l'itération des itérateurs.]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -7857,6 +7956,9 @@
       <Item ItemId=";Type_0_is_not_an_array_type_or_a_string_type_Use_compiler_option_downlevelIteration_to_allow_iterati_2569" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Type '{0}' is not an array type or a string type. Use compiler option '--downlevelIteration' to allow iterating of iterators.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Le type '{0}' n’est pas un type de tableau ou un type string. Utilisez l'option du compilateur '--downlevelIteration' pour autoriser l'itération des itérateurs.]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -7917,12 +8019,18 @@
       <Item ItemId=";Type_0_must_have_a_Symbol_asyncIterator_method_that_returns_an_async_iterator_2504" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Type '{0}' must have a '[Symbol.asyncIterator]5D;()' method that returns an async iterator.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Le type '{0}' doit avoir une méthode '[Symbol.asyncIterator]5D;()' qui retourne un itérateur asynchrone.]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
       <Item ItemId=";Type_0_must_have_a_Symbol_iterator_method_that_returns_an_iterator_2488" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Type '{0}' must have a '[Symbol.iterator]5D;()' method that returns an iterator.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Le type '{0}' doit avoir une méthode '[Symbol.iterator]5D;()' qui retourne un itérateur.]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -8007,6 +8115,9 @@
       <Item ItemId=";Type_arguments_cannot_be_used_here_1342" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Type arguments cannot be used here.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Impossible d'utiliser des arguments de type ici.]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>

src/loc/lcl/ita/diagnosticMessages/diagnosticMessages.generated.json.lcl

@@ -3771,6 +3771,24 @@
         </Str>
         <Disp Icon="Str" />
       </Item>
+      <Item ItemId=";Found_0_errors_6194" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Found {0} errors.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Sono stati trovati {0} errori.]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
+      <Item ItemId=";Found_1_error_6193" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Found 1 error.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[È stato trovato 1 errore.]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
       <Item ItemId=";Found_package_json_at_0_6099" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Found 'package.json' at '{0}'.]]></Val>
@@ -3879,6 +3897,15 @@
         </Str>
         <Disp Icon="Str" />
       </Item>
+      <Item ItemId=";Generate_get_and_set_accessors_95046" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Generate 'get' and 'set' accessors]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Generare le funzioni di accesso 'get' e 'set']]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
       <Item ItemId=";Generates_a_sourcemap_for_each_corresponding_d_ts_file_6000" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Generates a sourcemap for each corresponding '.d.ts' file.]]></Val>
@@ -5988,6 +6015,15 @@
         </Str>
         <Disp Icon="Str" />
       </Item>
+      <Item ItemId=";Property_0_does_not_exist_on_type_1_Did_you_forget_to_use_await_2570" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Property '{0}' does not exist on type '{1}'. Did you forget to use 'await'?]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[La proprietà '{0}' non esiste nel tipo '{1}'. Si è dimenticato di usare 'await'?]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
       <Item ItemId=";Property_0_does_not_exist_on_type_1_Did_you_mean_2_2551" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Property '{0}' does not exist on type '{1}'. Did you mean '{2}'?]]></Val>

src/loc/lcl/jpn/diagnosticMessages/diagnosticMessages.generated.json.lcl

@@ -3771,6 +3771,24 @@
         </Str>
         <Disp Icon="Str" />
       </Item>
+      <Item ItemId=";Found_0_errors_6194" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Found {0} errors.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[{0} 件のエラーが見つかりました。]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
+      <Item ItemId=";Found_1_error_6193" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Found 1 error.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[1 件のエラーが見つかりました。]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
       <Item ItemId=";Found_package_json_at_0_6099" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Found 'package.json' at '{0}'.]]></Val>
@@ -5988,6 +6006,12 @@
         </Str>
         <Disp Icon="Str" />
       </Item>
+      <Item ItemId=";Property_0_does_not_exist_on_type_1_Did_you_forget_to_use_await_2570" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Property '{0}' does not exist on type '{1}'. Did you forget to use 'await'?]]></Val>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
       <Item ItemId=";Property_0_does_not_exist_on_type_1_Did_you_mean_2_2551" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Property '{0}' does not exist on type '{1}'. Did you mean '{2}'?]]></Val>

src/loc/lcl/kor/diagnosticMessages/diagnosticMessages.generated.json.lcl

@@ -3771,6 +3771,24 @@
         </Str>
         <Disp Icon="Str" />
       </Item>
+      <Item ItemId=";Found_0_errors_6194" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Found {0} errors.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[{0}개 오류가 발견되었습니다.]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
+      <Item ItemId=";Found_1_error_6193" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Found 1 error.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[1개 오류가 발견되었습니다.]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
       <Item ItemId=";Found_package_json_at_0_6099" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Found 'package.json' at '{0}'.]]></Val>
@@ -5988,6 +6006,12 @@
         </Str>
         <Disp Icon="Str" />
       </Item>
+      <Item ItemId=";Property_0_does_not_exist_on_type_1_Did_you_forget_to_use_await_2570" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Property '{0}' does not exist on type '{1}'. Did you forget to use 'await'?]]></Val>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
       <Item ItemId=";Property_0_does_not_exist_on_type_1_Did_you_mean_2_2551" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Property '{0}' does not exist on type '{1}'. Did you mean '{2}'?]]></Val>

src/loc/lcl/plk/diagnosticMessages/diagnosticMessages.generated.json.lcl

@@ -3761,6 +3761,24 @@
         </Str>
         <Disp Icon="Str" />
       </Item>
+      <Item ItemId=";Found_0_errors_6194" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Found {0} errors.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Znaleziono błędy: {0}.]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
+      <Item ItemId=";Found_1_error_6193" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Found 1 error.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Znaleziono 1 błąd.]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
       <Item ItemId=";Found_package_json_at_0_6099" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Found 'package.json' at '{0}'.]]></Val>
@@ -3869,6 +3887,15 @@
         </Str>
         <Disp Icon="Str" />
       </Item>
+      <Item ItemId=";Generate_get_and_set_accessors_95046" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Generate 'get' and 'set' accessors]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Generuj metody dostępu „get” i „set”.]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
       <Item ItemId=";Generates_a_sourcemap_for_each_corresponding_d_ts_file_6000" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Generates a sourcemap for each corresponding '.d.ts' file.]]></Val>
@@ -5975,6 +6002,15 @@
         </Str>
         <Disp Icon="Str" />
       </Item>
+      <Item ItemId=";Property_0_does_not_exist_on_type_1_Did_you_forget_to_use_await_2570" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Property '{0}' does not exist on type '{1}'. Did you forget to use 'await'?]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Właściwość „{0}” nie istnieje w typie „{1}”. Czy zapomniano użyć elementu „await”?]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
       <Item ItemId=";Property_0_does_not_exist_on_type_1_Did_you_mean_2_2551" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Property '{0}' does not exist on type '{1}'. Did you mean '{2}'?]]></Val>

src/loc/lcl/ptb/diagnosticMessages/diagnosticMessages.generated.json.lcl

@@ -2702,6 +2702,9 @@
       <Item ItemId=";Delete_all_unused_declarations_95024" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Delete all unused declarations]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Excluir todas as declarações não usadas]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -3758,6 +3761,24 @@
         </Str>
         <Disp Icon="Str" />
       </Item>
+      <Item ItemId=";Found_0_errors_6194" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Found {0} errors.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Encontrados {0} erros.]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
+      <Item ItemId=";Found_1_error_6193" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Found 1 error.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Encontrado 1 erro.]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
       <Item ItemId=";Found_package_json_at_0_6099" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Found 'package.json' at '{0}'.]]></Val>
@@ -5912,6 +5933,9 @@
       <Item ItemId=";Prefix_all_unused_declarations_with_where_possible_95025" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Prefix all unused declarations with '_' where possible]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Prefixar com '_' todas as declarações não usadas quando possível]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -5969,6 +5993,12 @@
         </Str>
         <Disp Icon="Str" />
       </Item>
+      <Item ItemId=";Property_0_does_not_exist_on_type_1_Did_you_forget_to_use_await_2570" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Property '{0}' does not exist on type '{1}'. Did you forget to use 'await'?]]></Val>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
       <Item ItemId=";Property_0_does_not_exist_on_type_1_Did_you_mean_2_2551" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Property '{0}' does not exist on type '{1}'. Did you mean '{2}'?]]></Val>

src/loc/lcl/rus/diagnosticMessages/diagnosticMessages.generated.json.lcl

@@ -3770,6 +3770,24 @@
         </Str>
         <Disp Icon="Str" />
       </Item>
+      <Item ItemId=";Found_0_errors_6194" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Found {0} errors.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Найдено ошибок: {0}.]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
+      <Item ItemId=";Found_1_error_6193" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Found 1 error.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Найдено ошибок: 1.]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
       <Item ItemId=";Found_package_json_at_0_6099" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Found 'package.json' at '{0}'.]]></Val>
@@ -5987,6 +6005,12 @@
         </Str>
         <Disp Icon="Str" />
       </Item>
+      <Item ItemId=";Property_0_does_not_exist_on_type_1_Did_you_forget_to_use_await_2570" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Property '{0}' does not exist on type '{1}'. Did you forget to use 'await'?]]></Val>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
       <Item ItemId=";Property_0_does_not_exist_on_type_1_Did_you_mean_2_2551" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Property '{0}' does not exist on type '{1}'. Did you mean '{2}'?]]></Val>

src/loc/lcl/trk/diagnosticMessages/diagnosticMessages.generated.json.lcl

@@ -632,6 +632,15 @@
         </Str>
         <Disp Icon="Str" />
       </Item>
+      <Item ItemId=";A_rest_parameter_or_binding_pattern_may_not_have_a_trailing_comma_1013" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[A rest parameter or binding pattern may not have a trailing comma.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Bir rest parametresi veya bağlama deseninin sonunda virgül olamaz.]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
       <Item ItemId=";A_return_statement_can_only_be_used_within_a_function_body_1108" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[A 'return' statement can only be used within a function body.]]></Val>
@@ -890,18 +899,27 @@
       <Item ItemId=";Add_all_missing_async_modifiers_95041" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Add all missing 'async' modifiers]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Tüm eksik 'async' değiştiricileri ekle]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
       <Item ItemId=";Add_all_missing_members_95022" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Add all missing members]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Tüm eksik üyeleri ekle]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
       <Item ItemId=";Add_all_missing_super_calls_95039" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Add all missing super calls]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Tüm eksik süper çağrıları ekle]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -926,6 +944,9 @@
       <Item ItemId=";Add_definite_assignment_assertions_to_all_uninitialized_properties_95028" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Add definite assignment assertions to all uninitialized properties]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Tüm başlatılmamış özelliklere kesin atama onayları ekle]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -953,6 +974,9 @@
       <Item ItemId=";Add_initializers_to_all_uninitialized_properties_95027" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Add initializers to all uninitialized properties]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Tüm başlatılmamış özelliklere başlatıcılar ekle]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -971,6 +995,9 @@
       <Item ItemId=";Add_this_to_all_unresolved_variables_matching_a_member_name_95037" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Add 'this.' to all unresolved variables matching a member name]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Bir üye adıyla eşleşen tüm çözülmemiş değişkenlere 'this.' ekle]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -989,18 +1016,27 @@
       <Item ItemId=";Add_to_all_uncalled_decorators_95044" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Add '()' to all uncalled decorators]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Çağrılmayan tüm dekoratörlere '()' ekle]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
       <Item ItemId=";Add_ts_ignore_to_all_error_messages_95042" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Add '@ts-ignore' to all error messages]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Tüm hata iletilerine '@ts-ignore' ekle]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
       <Item ItemId=";Add_undefined_type_to_all_uninitialized_properties_95029" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Add undefined type to all uninitialized properties]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Tüm başlatılmamış özelliklere tanımsız tür ekle]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -1511,6 +1547,9 @@
       <Item ItemId=";Annotate_everything_with_types_from_JSDoc_95043" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Annotate everything with types from JSDoc]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Her şeye JSDoc'tan türler ile not ekle]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -2138,18 +2177,27 @@
       <Item ItemId=";Change_all_extended_interfaces_to_implements_95038" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Change all extended interfaces to 'implements']]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Tüm genişletilmiş arabirimleri 'implements' olarak değiştir]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
       <Item ItemId=";Change_all_jsdoc_style_types_to_TypeScript_95030" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Change all jsdoc-style types to TypeScript]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Tüm jsdoc-style türlerini TypeScript olarak değiştir]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
       <Item ItemId=";Change_all_jsdoc_style_types_to_TypeScript_and_add_undefined_to_nullable_types_95031" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Change all jsdoc-style types to TypeScript (and add '| undefined' to nullable types)]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Tüm jsdoc-style türlerini TypeScript olarak değiştir (ve null yapılabilir türlere '| undefined' ekle)]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -2462,12 +2510,18 @@
       <Item ItemId=";Convert_all_constructor_functions_to_classes_95045" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Convert all constructor functions to classes]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Tüm oluşturucu işlevleri sınıflara dönüştür]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
       <Item ItemId=";Convert_all_to_default_imports_95035" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Convert all to default imports]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Tümünü varsayılan içeri aktarmalara dönüştür]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -2651,6 +2705,9 @@
       <Item ItemId=";Delete_all_unused_declarations_95024" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Delete all unused declarations]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Kullanılmayan tüm bildirimleri sil]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -3701,6 +3758,27 @@
       <Item ItemId=";Fix_all_detected_spelling_errors_95026" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Fix all detected spelling errors]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Algılanan tüm yazım hatalarını düzelt]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
+      <Item ItemId=";Found_0_errors_6194" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Found {0} errors.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[{0} hata bulundu.]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
+      <Item ItemId=";Found_1_error_6193" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Found 1 error.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[1 hata bulundu.]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -4019,12 +4097,18 @@
       <Item ItemId=";Implement_all_inherited_abstract_classes_95040" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Implement all inherited abstract classes]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Devralınan tüm soyut sınıfları uygula]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
       <Item ItemId=";Implement_all_unimplemented_interfaces_95032" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Implement all unimplemented interfaces]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Uygulanmayan tüm arabirimleri uygula]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -4226,6 +4310,9 @@
       <Item ItemId=";Infer_all_types_from_usage_95023" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Infer all types from usage]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Tüm türleri kullanımdan çıkar]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -4343,6 +4430,9 @@
       <Item ItemId=";Install_all_missing_types_packages_95033" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Install all missing types packages]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Tüm eksik tür paketlerini yükle]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -4838,6 +4928,9 @@
       <Item ItemId=";Make_all_super_calls_the_first_statement_in_their_constructor_95036" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Make all 'super()' calls the first statement in their constructor]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Tüm 'super()' çağrılarını kendi oluşturucularının ilk deyimi yap]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -4934,6 +5027,24 @@
         </Str>
         <Disp Icon="Str" />
       </Item>
+      <Item ItemId=";Module_0_does_not_refer_to_a_type_but_is_used_as_a_type_here_1340" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Module '{0}' does not refer to a type, but is used as a type here.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA['{0}' modülü bir türe başvurmuyor ancak burada bir tür olarak kullanılmış.]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
+      <Item ItemId=";Module_0_does_not_refer_to_a_value_but_is_used_as_a_value_here_1339" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Module '{0}' does not refer to a value, but is used as a value here.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA['{0}' modülü bir değere başvurmuyor ancak burada bir değer olarak kullanılmış.]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
       <Item ItemId=";Module_0_has_already_exported_a_member_named_1_Consider_explicitly_re_exporting_to_resolve_the_ambig_2308" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Module {0} has already exported a member named '{1}'. Consider explicitly re-exporting to resolve the ambiguity.]]></Val>
@@ -5828,6 +5939,9 @@
       <Item ItemId=";Prefix_all_unused_declarations_with_where_possible_95025" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Prefix all unused declarations with '_' where possible]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Mümkün olduğunda tüm kullanılmayan bildirimlerin başına '_' ekle]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -5885,6 +5999,12 @@
         </Str>
         <Disp Icon="Str" />
       </Item>
+      <Item ItemId=";Property_0_does_not_exist_on_type_1_Did_you_forget_to_use_await_2570" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Property '{0}' does not exist on type '{1}'. Did you forget to use 'await'?]]></Val>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
       <Item ItemId=";Property_0_does_not_exist_on_type_1_Did_you_mean_2_2551" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Property '{0}' does not exist on type '{1}'. Did you mean '{2}'?]]></Val>
@@ -6731,6 +6851,9 @@
       <Item ItemId=";Rewrite_all_as_indexed_access_types_95034" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Rewrite all as indexed access types]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Tümünü dizinlenmiş erişim türleri olarak yeniden yaz]]></Val>
+          </Tgt>
         </Str>
         <Disp Icon="Str" />
       </Item>
@@ -7472,11 +7595,11 @@
         </Str>
         <Disp Icon="Str" />
       </Item>
-      <Item ItemId=";The_right_hand_side_of_a_for_in_statement_must_be_of_type_any_an_object_type_or_a_type_parameter_2407" ItemType="0" PsrId="306" Leaf="true">
+      <Item ItemId=";The_right_hand_side_of_a_for_in_statement_must_be_of_type_any_an_object_type_or_a_type_parameter_but_2407" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
-          <Val><![CDATA[The right-hand side of a 'for...in' statement must be of type 'any', an object type or a type parameter.]]></Val>
+          <Val><![CDATA[The right-hand side of a 'for...in' statement must be of type 'any', an object type or a type parameter, but here has type '{0}'.]]></Val>
           <Tgt Cat="Text" Stat="Loc" Orig="New">
-            <Val><![CDATA['for...in' deyiminin sağ tarafı 'any' türünde, bir nesne türü veya tür parametresi olmalıdır.]]></Val>
+            <Val><![CDATA['for...in' deyiminin sağ tarafı 'any' türünde, bir nesne türü veya tür parametresi olmalıdır ancak burada '{0}' türüne sahip.]]></Val>
           </Tgt>
         </Str>
         <Disp Icon="Str" />
@@ -7796,6 +7919,15 @@
         </Str>
         <Disp Icon="Str" />
       </Item>
+      <Item ItemId=";Type_0_is_not_an_array_type_Use_compiler_option_downlevelIteration_to_allow_iterating_of_iterators_2568" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Type '{0}' is not an array type. Use compiler option '--downlevelIteration' to allow iterating of iterators.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA['{0}' türü bir dizi türü değil. Yineleyicilerin yinelenmesine izin vermek için '--downlevelIteration' derleyici seçeneğini kullanın.]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
       <Item ItemId=";Type_0_is_not_an_array_type_or_a_string_type_2495" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Type '{0}' is not an array type or a string type.]]></Val>
@@ -7805,6 +7937,15 @@
         </Str>
         <Disp Icon="Str" />
       </Item>
+      <Item ItemId=";Type_0_is_not_an_array_type_or_a_string_type_Use_compiler_option_downlevelIteration_to_allow_iterati_2569" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Type '{0}' is not an array type or a string type. Use compiler option '--downlevelIteration' to allow iterating of iterators.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA['{0}' türü bir dizi türü veya bir dize türü değil. Yineleyicilerin yinelenmesine izin vermek için '--downlevelIteration' derleyici seçeneğini kullanın.]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
       <Item ItemId=";Type_0_is_not_an_array_type_or_a_string_type_or_does_not_have_a_Symbol_iterator_method_that_returns__2549" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Type '{0}' is not an array type or a string type or does not have a '[Symbol.iterator]5D;()' method that returns an iterator.]]></Val>
@@ -7859,6 +8000,24 @@
         </Str>
         <Disp Icon="Str" />
       </Item>
+      <Item ItemId=";Type_0_must_have_a_Symbol_asyncIterator_method_that_returns_an_async_iterator_2504" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Type '{0}' must have a '[Symbol.asyncIterator]5D;()' method that returns an async iterator.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA['{0}' türünün, zaman uyumsuz bir yineleyici döndüren bir '[Symbol.asyncIterator]5D;()' metoduna sahip olması gerekir.]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
+      <Item ItemId=";Type_0_must_have_a_Symbol_iterator_method_that_returns_an_iterator_2488" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Type '{0}' must have a '[Symbol.iterator]5D;()' method that returns an iterator.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA['{0}' türünün, bir yineleyici döndüren '[Symbol.iterator]5D;()' metoduna sahip olması gerekir.]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
       <Item ItemId=";Type_0_provides_no_match_for_the_signature_1_2658" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Type '{0}' provides no match for the signature '{1}'.]]></Val>
@@ -7937,6 +8096,15 @@
         </Str>
         <Disp Icon="Str" />
       </Item>
+      <Item ItemId=";Type_arguments_cannot_be_used_here_1342" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Type arguments cannot be used here.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Tür bağımsız değişkenleri burada kullanılamaz.]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
       <Item ItemId=";Type_declaration_files_to_be_included_in_compilation_6124" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Type declaration files to be included in compilation.]]></Val>
@@ -7964,24 +8132,6 @@
         </Str>
         <Disp Icon="Str" />
       </Item>
-      <Item ItemId=";Type_must_have_a_Symbol_asyncIterator_method_that_returns_an_async_iterator_2504" ItemType="0" PsrId="306" Leaf="true">
-        <Str Cat="Text">
-          <Val><![CDATA[Type must have a '[Symbol.asyncIterator]5D;()' method that returns an async iterator.]]></Val>
-          <Tgt Cat="Text" Stat="Loc" Orig="New">
-            <Val><![CDATA[Türün, zaman uyumsuz bir yineleyici döndüren bir '[Symbol.asyncIterator]5D;()' metoduna sahip olması gerekir.]]></Val>
-          </Tgt>
-        </Str>
-        <Disp Icon="Str" />
-      </Item>
-      <Item ItemId=";Type_must_have_a_Symbol_iterator_method_that_returns_an_iterator_2488" ItemType="0" PsrId="306" Leaf="true">
-        <Str Cat="Text">
-          <Val><![CDATA[Type must have a '[Symbol.iterator]5D;()' method that returns an iterator.]]></Val>
-          <Tgt Cat="Text" Stat="Loc" Orig="New">
-            <Val><![CDATA[Tür, bir yineleyici döndüren '[Symbol.iterator]5D;()' metoduna sahip olmalıdır.]]></Val>
-          </Tgt>
-        </Str>
-        <Disp Icon="Str" />
-      </Item>
       <Item ItemId=";Type_of_await_operand_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member_1320" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Type of 'await' operand must either be a valid promise or must not contain a callable 'then' member.]]></Val>

src/server/client.ts

@@ -1,5 +1,3 @@
-/// <reference path="session.ts" />
-
 namespace ts.server {
     export interface SessionClientHost extends LanguageServiceHost {
         writeMessage(message: string): void;
@@ -558,7 +556,8 @@ namespace ts.server {
             const request = this.processRequest<protocol.CodeFixRequest>(CommandNames.GetCodeFixes, args);
             const response = this.processResponse<protocol.CodeFixResponse>(request);
 
-            return response.body.map(({ description, changes, fixId, fixAllDescription }) => ({ description, changes: this.convertChanges(changes, file), fixId, fixAllDescription }));
+            return response.body.map<CodeFixAction>(({ fixName, description, changes, commands, fixId, fixAllDescription }) =>
+                ({ fixName, description, changes: this.convertChanges(changes, file), commands: commands as CodeActionCommand[], fixId, fixAllDescription }));
         }
 
         getCombinedCodeFix = notImplemented;

src/server/editorServices.ts

@@ -1,11 +1,3 @@
-/// <reference path="..\compiler\commandLineParser.ts" />
-/// <reference path="..\services\services.ts" />
-/// <reference path="utilities.ts" />
-/// <reference path="session.ts" />
-/// <reference path="scriptVersionCache.ts"/>
-/// <reference path="project.ts"/>
-/// <reference path="typingsCache.ts"/>
-
 namespace ts.server {
     export const maxProgramSizeForNonTsFiles = 20 * 1024 * 1024;
 
@@ -392,6 +384,7 @@ namespace ts.server {
         public readonly useSingleInferredProject: boolean;
         public readonly useInferredProjectPerProjectRoot: boolean;
         public readonly typingsInstaller: ITypingsInstaller;
+        private readonly globalCacheLocationDirectoryPath: Path;
         public readonly throttleWaitMilliseconds?: number;
         private readonly eventHandler?: ProjectServiceEventHandler;
         private readonly suppressDiagnosticEvents?: boolean;
@@ -431,6 +424,8 @@ namespace ts.server {
             }
             this.currentDirectory = this.host.getCurrentDirectory();
             this.toCanonicalFileName = createGetCanonicalFileName(this.host.useCaseSensitiveFileNames);
+            this.globalCacheLocationDirectoryPath = this.typingsInstaller.globalTypingsCacheLocation &&
+                ensureTrailingDirectorySeparator(this.toPath(this.typingsInstaller.globalTypingsCacheLocation));
             this.throttledOperations = new ThrottledOperations(this.host, this.logger);
 
             if (this.typesMapLocation) {
@@ -548,10 +543,11 @@ namespace ts.server {
                 else {
                     if (this.pendingEnsureProjectForOpenFiles) {
                         this.ensureProjectForOpenFiles();
+
+                        // Send the event to notify that there were background project updates
+                        // send current list of open files
+                        this.sendProjectsUpdatedInBackgroundEvent();
                     }
-                    // Send the event to notify that there were background project updates
-                    // send current list of open files
-                    this.sendProjectsUpdatedInBackgroundEvent();
                 }
             });
         }
@@ -642,7 +638,6 @@ namespace ts.server {
                 return undefined;
             }
             if (isInferredProjectName(projectName)) {
-                this.ensureProjectStructuresUptoDate();
                 return findProjectByName(projectName, this.inferredProjects);
             }
             return this.findExternalProjectByProjectName(projectName) || this.findConfiguredProjectByProjectName(toNormalizedPath(projectName));
@@ -1738,7 +1733,10 @@ namespace ts.server {
         private watchClosedScriptInfo(info: ScriptInfo) {
             Debug.assert(!info.fileWatcher);
             // do not watch files with mixed content - server doesn't know how to interpret it
-            if (!info.isDynamicOrHasMixedContent()) {
+            // do not watch files in the global cache location
+            if (!info.isDynamicOrHasMixedContent() &&
+                (!this.globalCacheLocationDirectoryPath ||
+                    !startsWith(info.path, this.globalCacheLocationDirectoryPath))) {
                 const { fileName } = info;
                 info.fileWatcher = this.watchFactory.watchFilePath(
                     this.host,
@@ -1836,11 +1834,11 @@ namespace ts.server {
                     this.logger.info(`Host information ${args.hostInfo}`);
                 }
                 if (args.formatOptions) {
-                    mergeMapLikes(this.hostConfiguration.formatCodeOptions, convertFormatOptions(args.formatOptions));
+                    this.hostConfiguration.formatCodeOptions = { ...this.hostConfiguration.formatCodeOptions, ...convertFormatOptions(args.formatOptions) };
                     this.logger.info("Format host information updated");
                 }
                 if (args.preferences) {
-                    mergeMapLikes(this.hostConfiguration.preferences, args.preferences);
+                    this.hostConfiguration.preferences = { ...this.hostConfiguration.preferences, ...args.preferences };
                 }
                 if (args.extraFileExtensions) {
                     this.hostConfiguration.extraFileExtensions = args.extraFileExtensions;

src/server/project.ts

@@ -1,10 +1,3 @@
-/// <reference path="..\services\services.ts" />
-/// <reference path="utilities.ts"/>
-/// <reference path="scriptInfo.ts"/>
-/// <reference path="..\compiler\resolutionCache.ts"/>
-/// <reference path="typingsCache.ts"/>
-/// <reference path="..\compiler\builderState.ts"/>
-
 namespace ts.server {
 
     export enum ProjectKind {

src/server/protocol.ts

@@ -1698,6 +1698,8 @@ namespace ts.server.protocol {
     }
 
     export interface CodeFixAction extends CodeAction {
+        /** Short name to identify the fix, for use by telemetry. */
+        fixName: string;
         /**
          * If present, one may call 'getCombinedCodeFix' with this fixId.
          * This may be omitted to indicate that the code fix can't be applied in a group.
@@ -2172,6 +2174,8 @@ namespace ts.server.protocol {
          */
         category: string;
 
+        reportsUnnecessary?: {};
+
         /**
          * The error code of the diagnostic message.
          */
@@ -2638,6 +2642,7 @@ namespace ts.server.protocol {
     }
 
     export interface UserPreferences {
+        readonly disableSuggestions?: boolean;
         readonly quotePreference?: "double" | "single";
         /**
          * If enabled, TypeScript will search through all external modules' exports and add them to the completions list.

src/server/scriptInfo.ts

@@ -1,5 +1,3 @@
-/// <reference path="scriptVersionCache.ts"/>
-
 namespace ts.server {
 
     /* @internal */
@@ -397,15 +395,18 @@ namespace ts.server {
             if (formatSettings) {
                 if (!this.formatSettings) {
                     this.formatSettings = getDefaultFormatCodeSettings(this.host);
+                    assign(this.formatSettings, formatSettings);
+                }
+                else {
+                    this.formatSettings = { ...this.formatSettings, ...formatSettings };
                 }
-                mergeMapLikes(this.formatSettings, formatSettings);
             }
 
             if (preferences) {
                 if (!this.preferences) {
-                    this.preferences = clone(defaultPreferences);
+                    this.preferences = defaultPreferences;
                 }
-                mergeMapLikes(this.preferences, preferences);
+                this.preferences = { ...this.preferences, ...preferences };
             }
         }
 

src/server/scriptVersionCache.ts

@@ -1,7 +1,3 @@
-/// <reference path="..\compiler\commandLineParser.ts" />
-/// <reference path="..\services\services.ts" />
-/// <reference path="session.ts" />
-
 /*@internal*/
 namespace ts.server {
     const lineCollectionCapacity = 4;

src/server/server.ts

@@ -1,6 +1,3 @@
-/// <reference path="shared.ts" />
-/// <reference path="session.ts" />
-
 namespace ts.server {
     const childProcess: {
         fork(modulePath: string, args: string[], options?: { execArgv: string[], env?: MapLike<string> }): NodeChildProcess;
@@ -211,12 +208,6 @@ namespace ts.server {
         }
     }
 
-    // E.g. "12:34:56.789"
-    function nowString() {
-        const d = new Date();
-        return `${d.getHours()}:${d.getMinutes()}:${d.getSeconds()}.${d.getMilliseconds()}`;
-    }
-
     interface QueuedOperation {
         operationId: string;
         operation: () => void;

src/server/session.ts

@@ -1,8 +1,3 @@
-/// <reference path="..\compiler\commandLineParser.ts" />
-/// <reference path="..\services\services.ts" />
-/// <reference path="protocol.ts" />
-/// <reference path="editorServices.ts" />
-
 namespace ts.server {
     interface StackTraceError extends Error {
         stack?: string;
@@ -80,6 +75,7 @@ namespace ts.server {
             text: flattenDiagnosticMessageText(diag.messageText, "\n"),
             code: diag.code,
             category: diagnosticCategoryName(diag),
+            reportsUnnecessary: diag.reportsUnnecessary,
             source: diag.source
         };
     }
@@ -96,8 +92,8 @@ namespace ts.server {
         const text = flattenDiagnosticMessageText(diag.messageText, "\n");
         const { code, source } = diag;
         const category = diagnosticCategoryName(diag);
-        return includeFileName ? { start, end, text, code, category, source, fileName: diag.file && diag.file.fileName } :
-            { start, end, text, code, category, source };
+        return includeFileName ? { start, end, text, code, category, source, reportsUnnecessary: diag.reportsUnnecessary, fileName: diag.file && diag.file.fileName } :
+            { start, end, text, code, category, reportsUnnecessary: diag.reportsUnnecessary, source };
     }
 
     export interface PendingErrorCheck {
@@ -484,7 +480,7 @@ namespace ts.server {
             this.sendDiagnosticsEvent(file, project, project.getLanguageService().getSyntacticDiagnostics(file), "syntaxDiag");
         }
 
-        private infoCheck(file: NormalizedPath, project: Project) {
+        private suggestionCheck(file: NormalizedPath, project: Project) {
             this.sendDiagnosticsEvent(file, project, project.getLanguageService().getSuggestionDiagnostics(file), "suggestionDiag");
         }
 
@@ -527,12 +523,20 @@ namespace ts.server {
                         return;
                     }
 
-                    next.immediate(() => {
-                        this.infoCheck(fileName, project);
+                    const goNext = () => {
                         if (checkList.length > index) {
                             next.delay(followMs, checkOne);
                         }
-                    });
+                    };
+                    if (this.getPreferences(fileName).disableSuggestions) {
+                        goNext();
+                    }
+                    else {
+                        next.immediate(() => {
+                            this.suggestionCheck(fileName, project);
+                            goNext();
+                        });
+                    }
                 });
             };
 
@@ -1659,7 +1663,7 @@ namespace ts.server {
             }
         }
 
-        private getCodeFixes(args: protocol.CodeFixRequestArgs, simplifiedResult: boolean): ReadonlyArray<protocol.CodeAction> | ReadonlyArray<CodeAction> {
+        private getCodeFixes(args: protocol.CodeFixRequestArgs, simplifiedResult: boolean): ReadonlyArray<protocol.CodeFixAction> | ReadonlyArray<CodeFixAction> {
             if (args.errorCodes.length === 0) {
                 return undefined;
             }
@@ -1669,15 +1673,7 @@ namespace ts.server {
             const { startPosition, endPosition } = this.getStartAndEndPosition(args, scriptInfo);
 
             const codeActions = project.getLanguageService().getCodeFixesAtPosition(file, startPosition, endPosition, args.errorCodes, this.getFormatOptions(file), this.getPreferences(file));
-            if (!codeActions) {
-                return undefined;
-            }
-            if (simplifiedResult) {
-                return codeActions.map(codeAction => this.mapCodeAction(project, codeAction));
-            }
-            else {
-                return codeActions;
-            }
+            return simplifiedResult ? codeActions.map(codeAction => this.mapCodeFixAction(project, codeAction)) : codeActions;
         }
 
         private getCombinedCodeFix({ scope, fixId }: protocol.GetCombinedCodeFixRequestArgs, simplifiedResult: boolean): protocol.CombinedCodeActions | CombinedCodeActions {
@@ -1725,9 +1721,12 @@ namespace ts.server {
             return { startPosition, endPosition };
         }
 
-        private mapCodeAction(project: Project, { description, changes: unmappedChanges, commands, fixId, fixAllDescription }: CodeFixAction): protocol.CodeFixAction {
-            const changes = unmappedChanges.map(change => this.mapTextChangesToCodeEditsUsingScriptinfo(change, project.getScriptInfoForNormalizedPath(toNormalizedPath(change.fileName))));
-            return { description, changes, commands, fixId, fixAllDescription };
+        private mapCodeAction(project: Project, { description, changes, commands }: CodeAction): protocol.CodeAction {
+            return { description, changes: this.mapTextChangesToCodeEdits(project, changes), commands };
+        }
+
+        private mapCodeFixAction(project: Project, { fixName, description, changes, commands, fixId, fixAllDescription }: CodeFixAction): protocol.CodeFixAction {
+            return { fixName, description, changes: this.mapTextChangesToCodeEdits(project, changes), commands, fixId, fixAllDescription };
         }
 
         private mapTextChangesToCodeEdits(project: Project, textChanges: ReadonlyArray<FileTextChanges>): protocol.FileCodeEdits[] {

src/server/shared.ts

@@ -1,5 +1,3 @@
-/// <reference path="types.ts" />
-
 namespace ts.server {
     // tslint:disable variable-name
     export const ActionSet: ActionSet = "action::set";
@@ -33,4 +31,11 @@ namespace ts.server {
             ? sys.args[index + 1]
             : undefined;
     }
-}
+
+    /*@internal*/
+    export function nowString() {
+        // E.g. "12:34:56.789"
+        const d = new Date();
+        return `${d.getHours()}:${d.getMinutes()}:${d.getSeconds()}.${d.getMilliseconds()}`;
+    }
+}

src/server/tsconfig.json

@@ -9,17 +9,125 @@
         ]
     },
     "files": [
-        "../services/shims.ts",
+        "../compiler/types.ts",
+        "../compiler/performance.ts",
+        "../compiler/core.ts",
+        "../compiler/sys.ts",
+        "../compiler/diagnosticInformationMap.generated.ts",
+        "../compiler/scanner.ts",
+        "../compiler/utilities.ts",
+        "../compiler/parser.ts",
+        "../compiler/binder.ts",
+        "../compiler/symbolWalker.ts",
+        "../compiler/moduleNameResolver.ts",
+        "../compiler/checker.ts",
+        "../compiler/factory.ts",
+        "../compiler/visitor.ts",
+        "../compiler/transformers/utilities.ts",
+        "../compiler/transformers/destructuring.ts",
+        "../compiler/transformers/ts.ts",
+        "../compiler/transformers/es2017.ts",
+        "../compiler/transformers/esnext.ts",
+        "../compiler/transformers/jsx.ts",
+        "../compiler/transformers/es2016.ts",
+        "../compiler/transformers/es2015.ts",
+        "../compiler/transformers/es5.ts",
+        "../compiler/transformers/generators.ts",
+        "../compiler/transformers/module/module.ts",
+        "../compiler/transformers/module/system.ts",
+        "../compiler/transformers/module/es2015.ts",
+        "../compiler/transformers/declarations/diagnostics.ts",
+        "../compiler/transformers/declarations.ts",
+        "../compiler/transformer.ts",
+        "../compiler/sourcemap.ts",
+        "../compiler/comments.ts",
+        "../compiler/emitter.ts",
+        "../compiler/watchUtilities.ts",
+        "../compiler/program.ts",
+        "../compiler/builderState.ts",
+        "../compiler/builder.ts",
+        "../compiler/resolutionCache.ts",
+        "../compiler/watch.ts",
+        "../compiler/commandLineParser.ts",
+
+        "../services/types.ts",
         "../services/utilities.ts",
+        "../services/classifier.ts",
+        "../services/pathCompletions.ts",
+        "../services/completions.ts",
+        "../services/documentHighlights.ts",
+        "../services/documentRegistry.ts",
+        "../services/importTracker.ts",
+        "../services/findAllReferences.ts",
+        "../services/goToDefinition.ts",
+        "../services/jsDoc.ts",
+        "../services/semver.ts",
+        "../services/jsTyping.ts",
+        "../services/navigateTo.ts",
+        "../services/navigationBar.ts",
+        "../services/organizeImports.ts",
+        "../services/outliningElementsCollector.ts",
+        "../services/patternMatcher.ts",
+        "../services/preProcess.ts",
+        "../services/rename.ts",
+        "../services/signatureHelp.ts",
+        "../services/suggestionDiagnostics.ts",
+        "../services/symbolDisplay.ts",
+        "../services/transpile.ts",
+        "../services/formatting/formattingContext.ts",
+        "../services/formatting/formattingScanner.ts",
+        "../services/formatting/rule.ts",
+        "../services/formatting/rules.ts",
+        "../services/formatting/rulesMap.ts",
+        "../services/formatting/formatting.ts",
+        "../services/formatting/smartIndenter.ts",
+        "../services/textChanges.ts",
+        "../services/codeFixProvider.ts",
+        "../services/refactorProvider.ts",
+        "../services/codefixes/addMissingInvocationForDecorator.ts",
+        "../services/codefixes/annotateWithTypeFromJSDoc.ts",
+        "../services/codefixes/convertFunctionToEs6Class.ts",
+        "../services/codefixes/convertToEs6Module.ts",
+        "../services/codefixes/correctQualifiedNameToIndexedAccessType.ts",
+        "../services/codefixes/fixClassIncorrectlyImplementsInterface.ts",
+        "../services/codefixes/importFixes.ts",
+        "../services/codefixes/fixSpelling.ts",
+        "../services/codefixes/fixAddMissingMember.ts",
+        "../services/codefixes/fixCannotFindModule.ts",
+        "../services/codefixes/fixClassDoesntImplementInheritedAbstractMember.ts",
+        "../services/codefixes/fixClassSuperMustPrecedeThisAccess.ts",
+        "../services/codefixes/fixConstructorForDerivedNeedSuperCall.ts",
+        "../services/codefixes/fixExtendsInterfaceBecomesImplements.ts",
+        "../services/codefixes/fixForgottenThisPropertyAccess.ts",
+        "../services/codefixes/fixUnusedIdentifier.ts",
+        "../services/codefixes/fixJSDocTypes.ts",
+        "../services/codefixes/fixAwaitInSyncFunction.ts",
+        "../services/codefixes/disableJsDiagnostics.ts",
+        "../services/codefixes/helpers.ts",
+        "../services/codefixes/inferFromUsage.ts",
+        "../services/codefixes/fixInvalidImportSyntax.ts",
+        "../services/codefixes/fixStrictClassInitialization.ts",
+        "../services/codefixes/useDefaultImport.ts",
+        "../services/codefixes/fixes.ts",
+        "../services/refactors/extractSymbol.ts",
+        "../services/refactors/generateGetAccessorAndSetAccessor.ts",
+        "../services/refactors/refactors.ts",
+        "../services/sourcemaps.ts",
+        "../services/services.ts",
+        "../services/breakpoints.ts",
+        "../services/transform.ts",
+        "../services/shims.ts",
+
+        "types.ts",
         "shared.ts",
         "utilities.ts",
-        "scriptVersionCache.ts",
+        "protocol.ts",
         "scriptInfo.ts",
         "typingsCache.ts",
         "project.ts",
         "editorServices.ts",
-        "protocol.ts",
         "session.ts",
+        "scriptVersionCache.ts",
         "server.ts"
     ]
 }

src/server/tsconfig.library.json

@@ -15,17 +15,124 @@
         "types": []
     },
     "files": [
-        "editorServices.ts",
-        "project.ts",
+        "../compiler/types.ts",
+        "../compiler/performance.ts",
+        "../compiler/core.ts",
+        "../compiler/sys.ts",
+        "../compiler/diagnosticInformationMap.generated.ts",
+        "../compiler/scanner.ts",
+        "../compiler/utilities.ts",
+        "../compiler/parser.ts",
+        "../compiler/binder.ts",
+        "../compiler/symbolWalker.ts",
+        "../compiler/moduleNameResolver.ts",
+        "../compiler/checker.ts",
+        "../compiler/factory.ts",
+        "../compiler/visitor.ts",
+        "../compiler/transformers/utilities.ts",
+        "../compiler/transformers/destructuring.ts",
+        "../compiler/transformers/ts.ts",
+        "../compiler/transformers/es2017.ts",
+        "../compiler/transformers/esnext.ts",
+        "../compiler/transformers/jsx.ts",
+        "../compiler/transformers/es2016.ts",
+        "../compiler/transformers/es2015.ts",
+        "../compiler/transformers/es5.ts",
+        "../compiler/transformers/generators.ts",
+        "../compiler/transformers/module/module.ts",
+        "../compiler/transformers/module/system.ts",
+        "../compiler/transformers/module/es2015.ts",
+        "../compiler/transformers/declarations/diagnostics.ts",
+        "../compiler/transformers/declarations.ts",
+        "../compiler/transformer.ts",
+        "../compiler/sourcemap.ts",
+        "../compiler/comments.ts",
+        "../compiler/emitter.ts",
+        "../compiler/watchUtilities.ts",
+        "../compiler/program.ts",
+        "../compiler/builderState.ts",
+        "../compiler/builder.ts",
+        "../compiler/resolutionCache.ts",
+        "../compiler/watch.ts",
+        "../compiler/commandLineParser.ts",
+
+        "../services/types.ts",
+        "../services/utilities.ts",
+        "../services/classifier.ts",
+        "../services/pathCompletions.ts",
+        "../services/completions.ts",
+        "../services/documentHighlights.ts",
+        "../services/documentRegistry.ts",
+        "../services/importTracker.ts",
+        "../services/findAllReferences.ts",
+        "../services/goToDefinition.ts",
+        "../services/jsDoc.ts",
+        "../services/semver.ts",
+        "../services/jsTyping.ts",
+        "../services/navigateTo.ts",
+        "../services/navigationBar.ts",
+        "../services/organizeImports.ts",
+        "../services/outliningElementsCollector.ts",
+        "../services/patternMatcher.ts",
+        "../services/preProcess.ts",
+        "../services/rename.ts",
+        "../services/signatureHelp.ts",
+        "../services/suggestionDiagnostics.ts",
+        "../services/symbolDisplay.ts",
+        "../services/transpile.ts",
+        "../services/formatting/formattingContext.ts",
+        "../services/formatting/formattingScanner.ts",
+        "../services/formatting/rule.ts",
+        "../services/formatting/rules.ts",
+        "../services/formatting/rulesMap.ts",
+        "../services/formatting/formatting.ts",
+        "../services/formatting/smartIndenter.ts",
+        "../services/textChanges.ts",
+        "../services/codeFixProvider.ts",
+        "../services/refactorProvider.ts",
+        "../services/codefixes/addMissingInvocationForDecorator.ts",
+        "../services/codefixes/annotateWithTypeFromJSDoc.ts",
+        "../services/codefixes/convertFunctionToEs6Class.ts",
+        "../services/codefixes/convertToEs6Module.ts",
+        "../services/codefixes/correctQualifiedNameToIndexedAccessType.ts",
+        "../services/codefixes/fixClassIncorrectlyImplementsInterface.ts",
+        "../services/codefixes/importFixes.ts",
+        "../services/codefixes/fixSpelling.ts",
+        "../services/codefixes/fixAddMissingMember.ts",
+        "../services/codefixes/fixCannotFindModule.ts",
+        "../services/codefixes/fixClassDoesntImplementInheritedAbstractMember.ts",
+        "../services/codefixes/fixClassSuperMustPrecedeThisAccess.ts",
+        "../services/codefixes/fixConstructorForDerivedNeedSuperCall.ts",
+        "../services/codefixes/fixExtendsInterfaceBecomesImplements.ts",
+        "../services/codefixes/fixForgottenThisPropertyAccess.ts",
+        "../services/codefixes/fixUnusedIdentifier.ts",
+        "../services/codefixes/fixJSDocTypes.ts",
+        "../services/codefixes/fixAwaitInSyncFunction.ts",
+        "../services/codefixes/disableJsDiagnostics.ts",
+        "../services/codefixes/helpers.ts",
+        "../services/codefixes/inferFromUsage.ts",
+        "../services/codefixes/fixInvalidImportSyntax.ts",
+        "../services/codefixes/fixStrictClassInitialization.ts",
+        "../services/codefixes/useDefaultImport.ts",
+        "../services/codefixes/fixes.ts",
+        "../services/refactors/extractSymbol.ts",
+        "../services/refactors/generateGetAccessorAndSetAccessor.ts",
+        "../services/refactors/refactors.ts",
+        "../services/sourcemaps.ts",
+        "../services/services.ts",
+        "../services/breakpoints.ts",
+        "../services/transform.ts",
+        "../services/shims.ts",
+
+        "types.ts",
+        "shared.ts",
+        "utilities.ts",
         "protocol.ts",
         "scriptInfo.ts",
-        "scriptVersionCache.ts",
-        "session.ts",
-        "shared.ts",
-        "types.ts",
         "typingsCache.ts",
-        "utilities.ts",
-        "../services/shims.ts",
-        "../services/utilities.ts"
+        "project.ts",
+        "editorServices.ts",
+        "session.ts",
+        "scriptVersionCache.ts"
     ]
 }

src/server/types.ts

@@ -1,7 +1,3 @@
-/// <reference path="../compiler/types.ts"/>
-/// <reference path="../compiler/sys.ts"/>
-/// <reference path="../services/jsTyping.ts"/>
-
 declare namespace ts.server {
     export interface CompressedData {
         length: number;

src/server/typingsCache.ts

@@ -1,5 +1,3 @@
-/// <reference path="project.ts"/>
-
 namespace ts.server {
     export interface InstallPackageOptionsWithProject extends InstallPackageOptions {
         projectName: string;

src/server/typingsInstaller/nodeTypingsInstaller.ts

@@ -21,7 +21,7 @@ namespace ts.server.typingsInstaller {
         }
         writeLine = (text: string) => {
             try {
-                fs.appendFileSync(this.logFile, text + sys.newLine);
+                fs.appendFileSync(this.logFile, `[${nowString()}] ${text}${sys.newLine}`);
             }
             catch (e) {
                 this.logEnabled = false;
@@ -184,9 +184,8 @@ namespace ts.server.typingsInstaller {
             if (this.log.isEnabled()) {
                 this.log.writeLine(`#${requestId} with arguments'${JSON.stringify(packageNames)}'.`);
             }
-            const command = `${this.npmPath} install --ignore-scripts ${packageNames.join(" ")} --save-dev --user-agent="typesInstaller/${version}"`;
             const start = Date.now();
-            const hasError = this.execSyncAndLog(command, { cwd });
+            const hasError = installNpmPackages(this.npmPath, version, packageNames, command => this.execSyncAndLog(command, { cwd }));
             if (this.log.isEnabled()) {
                 this.log.writeLine(`npm install #${requestId} took: ${Date.now() - start} ms`);
             }

src/server/typingsInstaller/typingsInstaller.ts

@@ -30,6 +30,31 @@ namespace ts.server.typingsInstaller {
         }
     }
 
+    /*@internal*/
+    export function installNpmPackages(npmPath: string, tsVersion: string, packageNames: string[], install: (command: string) => boolean) {
+        let hasError = false;
+        for (let remaining = packageNames.length; remaining > 0;) {
+            const result = getNpmCommandForInstallation(npmPath, tsVersion, packageNames, remaining);
+            remaining = result.remaining;
+            hasError = install(result.command) || hasError;
+        }
+        return hasError;
+    }
+
+    /*@internal*/
+    export function getNpmCommandForInstallation(npmPath: string, tsVersion: string, packageNames: string[], remaining: number) {
+        const sliceStart = packageNames.length - remaining;
+        let command: string, toSlice = remaining;
+        while (true) {
+            command = `${npmPath} install --ignore-scripts ${(toSlice === packageNames.length ? packageNames : packageNames.slice(sliceStart, sliceStart + toSlice)).join(" ")} --save-dev --user-agent="typesInstaller/${tsVersion}"`;
+            if (command.length < 8000) {
+                break;
+            }
+
+            toSlice = toSlice - Math.floor(toSlice / 2);
+        }
+        return { command, remaining: remaining - toSlice };
+    }
 
     export type RequestCompletedAction = (success: boolean) => void;
     interface PendingRequest {

src/server/utilities.ts

@@ -1,6 +1,3 @@
-/// <reference path="types.ts" />
-/// <reference path="shared.ts" />
-
 namespace ts.server {
     export enum LogLevel {
         terse,
@@ -83,14 +80,6 @@ namespace ts.server {
         };
     }
 
-    export function mergeMapLikes<T extends object>(target: T, source: Partial<T>): void {
-        for (const key in source) {
-            if (hasProperty(source, key)) {
-                target[key] = source[key];
-            }
-        }
-    }
-
     export type NormalizedPath = string & { __normalizedPathTag: any };
 
     export function toNormalizedPath(fileName: string): NormalizedPath {

src/services/breakpoints.ts

@@ -1,8 +1,3 @@
-// Copyright (c) Microsoft. All rights reserved. Licensed under the Apache License, Version 2.0.
-// See LICENSE.txt in the project root for complete license information.
-
-/// <reference path='services.ts' />
-
 /* @internal */
 namespace ts.BreakpointResolver {
     /**

src/services/codeFixProvider.ts

@@ -24,7 +24,7 @@ namespace ts {
     }
 
     export namespace codefix {
-        const codeFixRegistrations: CodeFixRegistration[][] = [];
+        const errorCodeToFixes = createMultiMap<CodeFixRegistration>();
         const fixIdToRegistration = createMap<CodeFixRegistration>();
 
         type DiagnosticAndArguments = DiagnosticMessage | [DiagnosticMessage, string] | [DiagnosticMessage, string, string];
@@ -34,26 +34,21 @@ namespace ts {
                 : getLocaleSpecificMessage(diag);
         }
 
-        export function createCodeFixActionNoFixId(changes: FileTextChanges[], description: DiagnosticAndArguments) {
-            return createCodeFixActionWorker(diagnosticToString(description), changes, /*fixId*/ undefined, /*fixAllDescription*/ undefined);
+        export function createCodeFixActionNoFixId(fixName: string, changes: FileTextChanges[], description: DiagnosticAndArguments) {
+            return createCodeFixActionWorker(fixName, diagnosticToString(description), changes, /*fixId*/ undefined, /*fixAllDescription*/ undefined);
         }
 
-        export function createCodeFixAction(changes: FileTextChanges[], description: DiagnosticAndArguments, fixId: {}, fixAllDescription: DiagnosticAndArguments, command?: CodeActionCommand): CodeFixAction {
-            return createCodeFixActionWorker(diagnosticToString(description), changes, fixId, diagnosticToString(fixAllDescription), command);
+        export function createCodeFixAction(fixName: string, changes: FileTextChanges[], description: DiagnosticAndArguments, fixId: {}, fixAllDescription: DiagnosticAndArguments, command?: CodeActionCommand): CodeFixAction {
+            return createCodeFixActionWorker(fixName, diagnosticToString(description), changes, fixId, diagnosticToString(fixAllDescription), command);
         }
 
-        function createCodeFixActionWorker(description: string, changes: FileTextChanges[], fixId?: {}, fixAllDescription?: string, command?: CodeActionCommand): CodeFixAction {
-            return { description, changes, fixId, fixAllDescription, commands: command ? [command] : undefined };
+        function createCodeFixActionWorker(fixName: string, description: string, changes: FileTextChanges[], fixId?: {}, fixAllDescription?: string, command?: CodeActionCommand): CodeFixAction {
+            return { fixName, description, changes, fixId, fixAllDescription, commands: command ? [command] : undefined };
         }
 
         export function registerCodeFix(reg: CodeFixRegistration) {
             for (const error of reg.errorCodes) {
-                let registrations = codeFixRegistrations[error];
-                if (!registrations) {
-                    registrations = [];
-                    codeFixRegistrations[error] = registrations;
-                }
-                registrations.push(reg);
+                errorCodeToFixes.add(String(error), reg);
             }
             if (reg.fixIds) {
                 for (const fixId of reg.fixIds) {
@@ -63,29 +58,12 @@ namespace ts {
             }
         }
 
-        export function getSupportedErrorCodes() {
-            return Object.keys(codeFixRegistrations);
+        export function getSupportedErrorCodes(): string[] {
+            return arrayFrom(errorCodeToFixes.keys());
         }
 
         export function getFixes(context: CodeFixContext): CodeFixAction[] {
-            const fixes = codeFixRegistrations[context.errorCode];
-            const allActions: CodeFixAction[] = [];
-
-            forEach(fixes, f => {
-                const actions = f.getCodeActions(context);
-                if (actions && actions.length > 0) {
-                    for (const action of actions) {
-                        if (action === undefined) {
-                            context.host.log(`Action for error code ${context.errorCode} added an invalid action entry; please log a bug`);
-                        }
-                        else {
-                            allActions.push(action);
-                        }
-                    }
-                }
-            });
-
-            return allActions;
+            return flatMap(errorCodeToFixes.get(String(context.errorCode)) || emptyArray, f => f.getCodeActions(context));
         }
 
         export function getAllFixes(context: CodeFixAllContext): CombinedCodeActions {

src/services/codefixes/addMissingInvocationForDecorator.ts

@@ -6,7 +6,7 @@ namespace ts.codefix {
         errorCodes,
         getCodeActions: (context) => {
             const changes = textChanges.ChangeTracker.with(context, t => makeChange(t, context.sourceFile, context.span.start));
-            return [createCodeFixAction(changes, Diagnostics.Call_decorator_expression, fixId, Diagnostics.Add_to_all_uncalled_decorators)];
+            return [createCodeFixAction(fixId, changes, Diagnostics.Call_decorator_expression, fixId, Diagnostics.Add_to_all_uncalled_decorators)];
         },
         fixIds: [fixId],
         getAllCodeActions: context => codeFixAll(context, errorCodes, (changes, diag) => makeChange(changes, diag.file!, diag.start!)),

src/services/codefixes/annotateWithTypeFromJSDoc.ts

@@ -8,7 +8,7 @@ namespace ts.codefix {
             const decl = getDeclaration(context.sourceFile, context.span.start);
             if (!decl) return;
             const changes = textChanges.ChangeTracker.with(context, t => doChange(t, context.sourceFile, decl));
-            return [createCodeFixAction(changes, Diagnostics.Annotate_with_type_from_JSDoc, fixId, Diagnostics.Annotate_everything_with_types_from_JSDoc)];
+            return [createCodeFixAction(fixId, changes, Diagnostics.Annotate_with_type_from_JSDoc, fixId, Diagnostics.Annotate_everything_with_types_from_JSDoc)];
         },
         fixIds: [fixId],
         getAllCodeActions: context => codeFixAll(context, errorCodes, (changes, diag) => {

src/services/codefixes/convertFunctionToEs6Class.ts

@@ -6,7 +6,7 @@ namespace ts.codefix {
         errorCodes,
         getCodeActions(context: CodeFixContext) {
             const changes = textChanges.ChangeTracker.with(context, t => doChange(t, context.sourceFile, context.span.start, context.program.getTypeChecker()));
-            return [createCodeFixAction(changes, Diagnostics.Convert_function_to_an_ES2015_class, fixId, Diagnostics.Convert_all_constructor_functions_to_classes)];
+            return [createCodeFixAction(fixId, changes, Diagnostics.Convert_function_to_an_ES2015_class, fixId, Diagnostics.Convert_all_constructor_functions_to_classes)];
         },
         fixIds: [fixId],
         getAllCodeActions: context => codeFixAll(context, errorCodes, (changes, err) => doChange(changes, err.file!, err.start, context.program.getTypeChecker())),

src/services/codefixes/convertToEs6Module.ts

@@ -13,7 +13,7 @@ namespace ts.codefix {
                 }
             });
             // No support for fix-all since this applies to the whole file at once anyway.
-            return [createCodeFixActionNoFixId(changes, Diagnostics.Convert_to_ES6_module)];
+            return [createCodeFixActionNoFixId("convertToEs6Module", changes, Diagnostics.Convert_to_ES6_module)];
         },
     });
 

src/services/codefixes/correctQualifiedNameToIndexedAccessType.ts

@@ -9,7 +9,7 @@ namespace ts.codefix {
             if (!qualifiedName) return undefined;
             const changes = textChanges.ChangeTracker.with(context, t => doChange(t, context.sourceFile, qualifiedName));
             const newText = `${qualifiedName.left.text}["${qualifiedName.right.text}"]`;
-            return [createCodeFixAction(changes, [Diagnostics.Rewrite_as_the_indexed_access_type_0, newText], fixId, Diagnostics.Rewrite_all_as_indexed_access_types)];
+            return [createCodeFixAction(fixId, changes, [Diagnostics.Rewrite_as_the_indexed_access_type_0, newText], fixId, Diagnostics.Rewrite_all_as_indexed_access_types)];
         },
         fixIds: [fixId],
         getAllCodeActions: (context) => codeFixAll(context, errorCodes, (changes, diag) => {

src/services/codefixes/disableJsDiagnostics.ts

@@ -1,5 +1,6 @@
 /* @internal */
 namespace ts.codefix {
+    const fixName = "disableJsDiagnostics";
     const fixId = "disableJsDiagnostics";
     const errorCodes = mapDefined(Object.keys(Diagnostics) as ReadonlyArray<keyof typeof Diagnostics>, key => {
         const diag = Diagnostics[key];
@@ -18,6 +19,7 @@ namespace ts.codefix {
             const fixes: CodeFixAction[] = [
                 // fixId unnecessary because adding `// @ts-nocheck` even once will ignore every error in the file.
                 createCodeFixActionNoFixId(
+                    fixName,
                     [createFileTextChanges(sourceFile.fileName, [
                         createTextChange(sourceFile.checkJsDirective
                             ? createTextSpanFromBounds(sourceFile.checkJsDirective.pos, sourceFile.checkJsDirective.end)
@@ -27,7 +29,7 @@ namespace ts.codefix {
             ];
 
             if (textChanges.isValidLocationToAddComment(sourceFile, span.start)) {
-                fixes.unshift(createCodeFixAction(textChanges.ChangeTracker.with(context, t => makeChange(t, sourceFile, span.start)), Diagnostics.Ignore_this_error_message, fixId, Diagnostics.Add_ts_ignore_to_all_error_messages));
+                fixes.unshift(createCodeFixAction(fixName, textChanges.ChangeTracker.with(context, t => makeChange(t, sourceFile, span.start)), Diagnostics.Ignore_this_error_message, fixId, Diagnostics.Add_ts_ignore_to_all_error_messages));
             }
 
             return fixes;

src/services/codefixes/fixAddMissingMember.ts

@@ -1,5 +1,6 @@
 /* @internal */
 namespace ts.codefix {
+    const fixName = "addMissingMember";
     const errorCodes = [
         Diagnostics.Property_0_does_not_exist_on_type_1.code,
         Diagnostics.Property_0_does_not_exist_on_type_1_Did_you_mean_2.code,
@@ -75,7 +76,7 @@ namespace ts.codefix {
     function getActionsForAddMissingMemberInJavaScriptFile(context: CodeFixContext, classDeclarationSourceFile: SourceFile, classDeclaration: ClassLikeDeclaration, tokenName: string, makeStatic: boolean): CodeFixAction | undefined {
         const changes = textChanges.ChangeTracker.with(context, t => addMissingMemberInJs(t, classDeclarationSourceFile, classDeclaration, tokenName, makeStatic));
         return changes.length === 0 ? undefined
-            : createCodeFixAction(changes, [makeStatic ? Diagnostics.Initialize_static_property_0 : Diagnostics.Initialize_property_0_in_the_constructor, tokenName], fixId, Diagnostics.Add_all_missing_members);
+            : createCodeFixAction(fixName, changes, [makeStatic ? Diagnostics.Initialize_static_property_0 : Diagnostics.Initialize_property_0_in_the_constructor, tokenName], fixId, Diagnostics.Add_all_missing_members);
     }
 
     function addMissingMemberInJs(changeTracker: textChanges.ChangeTracker, classDeclarationSourceFile: SourceFile, classDeclaration: ClassLikeDeclaration, tokenName: string, makeStatic: boolean): void {
@@ -120,7 +121,7 @@ namespace ts.codefix {
 
     function createAddPropertyDeclarationAction(context: CodeFixContext, classDeclarationSourceFile: SourceFile, classDeclaration: ClassLikeDeclaration, makeStatic: boolean, tokenName: string, typeNode: TypeNode): CodeFixAction {
         const changes = textChanges.ChangeTracker.with(context, t => addPropertyDeclaration(t, classDeclarationSourceFile, classDeclaration, tokenName, typeNode, makeStatic));
-        return createCodeFixAction(changes, [makeStatic ? Diagnostics.Declare_static_property_0 : Diagnostics.Declare_property_0, tokenName], fixId, Diagnostics.Add_all_missing_members);
+        return createCodeFixAction(fixName, changes, [makeStatic ? Diagnostics.Declare_static_property_0 : Diagnostics.Declare_property_0, tokenName], fixId, Diagnostics.Add_all_missing_members);
     }
 
     function addPropertyDeclaration(changeTracker: textChanges.ChangeTracker, classDeclarationSourceFile: SourceFile, classDeclaration: ClassLikeDeclaration, tokenName: string, typeNode: TypeNode, makeStatic: boolean): void {
@@ -153,7 +154,7 @@ namespace ts.codefix {
 
         const changes = textChanges.ChangeTracker.with(context, t => t.insertNodeAtClassStart(classDeclarationSourceFile, classDeclaration, indexSignature));
         // No fixId here because code-fix-all currently only works on adding individual named properties.
-        return createCodeFixActionNoFixId(changes, [Diagnostics.Add_index_signature_for_property_0, tokenName]);
+        return createCodeFixActionNoFixId(fixName, changes, [Diagnostics.Add_index_signature_for_property_0, tokenName]);
     }
 
     function getActionForMethodDeclaration(
@@ -167,7 +168,7 @@ namespace ts.codefix {
         preferences: UserPreferences,
     ): CodeFixAction | undefined {
         const changes = textChanges.ChangeTracker.with(context, t => addMethodDeclaration(t, classDeclarationSourceFile, classDeclaration, token, callExpression, makeStatic, inJs, preferences));
-        return createCodeFixAction(changes, [makeStatic ? Diagnostics.Declare_static_method_0 : Diagnostics.Declare_method_0, token.text], fixId, Diagnostics.Add_all_missing_members);
+        return createCodeFixAction(fixName, changes, [makeStatic ? Diagnostics.Declare_static_method_0 : Diagnostics.Declare_method_0, token.text], fixId, Diagnostics.Add_all_missing_members);
     }
 
     function addMethodDeclaration(

src/services/codefixes/fixAwaitInSyncFunction.ts

@@ -12,7 +12,7 @@ namespace ts.codefix {
             const nodes = getNodes(sourceFile, span.start);
             if (!nodes) return undefined;
             const changes = textChanges.ChangeTracker.with(context, t => doChange(t, sourceFile, nodes));
-            return [createCodeFixAction(changes, Diagnostics.Add_async_modifier_to_containing_function, fixId, Diagnostics.Add_all_missing_async_modifiers)];
+            return [createCodeFixAction(fixId, changes, Diagnostics.Add_async_modifier_to_containing_function, fixId, Diagnostics.Add_all_missing_async_modifiers)];
         },
         fixIds: [fixId],
         getAllCodeActions: context => codeFixAll(context, errorCodes, (changes, diag) => {

src/services/codefixes/fixCannotFindModule.ts

@@ -8,7 +8,7 @@ namespace ts.codefix {
             const { host, sourceFile, span: { start } } = context;
             const packageName = getTypesPackageNameToInstall(host, sourceFile, start);
             return packageName === undefined ? []
-                : [createCodeFixAction(/*changes*/ [], [Diagnostics.Install_0, packageName], fixId, Diagnostics.Install_all_missing_types_packages, getCommand(sourceFile.fileName, packageName))];
+                : [createCodeFixAction(fixId, /*changes*/ [], [Diagnostics.Install_0, packageName], fixId, Diagnostics.Install_all_missing_types_packages, getCommand(sourceFile.fileName, packageName))];
         },
         fixIds: [fixId],
         getAllCodeActions: context => codeFixAll(context, errorCodes, (_, diag, commands) => {

src/services/codefixes/fixClassDoesntImplementInheritedAbstractMember.ts

@@ -11,7 +11,7 @@ namespace ts.codefix {
             const { program, sourceFile, span } = context;
             const changes = textChanges.ChangeTracker.with(context, t =>
                 addMissingMembers(getClass(sourceFile, span.start), sourceFile, program.getTypeChecker(), t, context.preferences));
-            return changes.length === 0 ? undefined : [createCodeFixAction(changes, Diagnostics.Implement_inherited_abstract_class, fixId, Diagnostics.Implement_all_inherited_abstract_classes)];
+            return changes.length === 0 ? undefined : [createCodeFixAction(fixId, changes, Diagnostics.Implement_inherited_abstract_class, fixId, Diagnostics.Implement_all_inherited_abstract_classes)];
         },
         fixIds: [fixId],
         getAllCodeActions: context => {

src/services/codefixes/fixClassIncorrectlyImplementsInterface.ts

@@ -11,7 +11,7 @@ namespace ts.codefix {
             const checker = program.getTypeChecker();
             return mapDefined<ExpressionWithTypeArguments, CodeFixAction>(getClassImplementsHeritageClauseElements(classDeclaration), implementedTypeNode => {
                 const changes = textChanges.ChangeTracker.with(context, t => addMissingDeclarations(checker, implementedTypeNode, sourceFile, classDeclaration, t, context.preferences));
-                return changes.length === 0 ? undefined : createCodeFixAction(changes, [Diagnostics.Implement_interface_0, implementedTypeNode.getText(sourceFile)], fixId, Diagnostics.Implement_all_unimplemented_interfaces);
+                return changes.length === 0 ? undefined : createCodeFixAction(fixId, changes, [Diagnostics.Implement_interface_0, implementedTypeNode.getText(sourceFile)], fixId, Diagnostics.Implement_all_unimplemented_interfaces);
             });
         },
         fixIds: [fixId],

src/services/codefixes/fixClassSuperMustPrecedeThisAccess.ts

@@ -10,7 +10,7 @@ namespace ts.codefix {
             if (!nodes) return undefined;
             const { constructor, superCall } = nodes;
             const changes = textChanges.ChangeTracker.with(context, t => doChange(t, sourceFile, constructor, superCall));
-            return [createCodeFixAction(changes, Diagnostics.Make_super_call_the_first_statement_in_the_constructor, fixId, Diagnostics.Make_all_super_calls_the_first_statement_in_their_constructor)];
+            return [createCodeFixAction(fixId, changes, Diagnostics.Make_super_call_the_first_statement_in_the_constructor, fixId, Diagnostics.Make_all_super_calls_the_first_statement_in_their_constructor)];
         },
         fixIds: [fixId],
         getAllCodeActions(context) {

src/services/codefixes/fixConstructorForDerivedNeedSuperCall.ts

@@ -8,7 +8,7 @@ namespace ts.codefix {
             const { sourceFile, span } = context;
             const ctr = getNode(sourceFile, span.start);
             const changes = textChanges.ChangeTracker.with(context, t => doChange(t, sourceFile, ctr));
-            return [createCodeFixAction(changes, Diagnostics.Add_missing_super_call, fixId, Diagnostics.Add_all_missing_super_calls)];
+            return [createCodeFixAction(fixId, changes, Diagnostics.Add_missing_super_call, fixId, Diagnostics.Add_all_missing_super_calls)];
         },
         fixIds: [fixId],
         getAllCodeActions: context => codeFixAll(context, errorCodes, (changes, diag) =>

src/services/codefixes/fixExtendsInterfaceBecomesImplements.ts

@@ -10,7 +10,7 @@ namespace ts.codefix {
             if (!nodes) return undefined;
             const { extendsToken, heritageClauses } = nodes;
             const changes = textChanges.ChangeTracker.with(context, t => doChanges(t, sourceFile, extendsToken, heritageClauses));
-            return [createCodeFixAction(changes, Diagnostics.Change_extends_to_implements, fixId, Diagnostics.Change_all_extended_interfaces_to_implements)];
+            return [createCodeFixAction(fixId, changes, Diagnostics.Change_extends_to_implements, fixId, Diagnostics.Change_all_extended_interfaces_to_implements)];
         },
         fixIds: [fixId],
         getAllCodeActions: context => codeFixAll(context, errorCodes, (changes, diag) => {

src/services/codefixes/fixForgottenThisPropertyAccess.ts

@@ -11,7 +11,7 @@ namespace ts.codefix {
                 return undefined;
             }
             const changes = textChanges.ChangeTracker.with(context, t => doChange(t, sourceFile, token));
-            return [createCodeFixAction(changes, Diagnostics.Add_this_to_unresolved_variable, fixId, Diagnostics.Add_this_to_all_unresolved_variables_matching_a_member_name)];
+            return [createCodeFixAction(fixId, changes, Diagnostics.Add_this_to_unresolved_variable, fixId, Diagnostics.Add_this_to_all_unresolved_variables_matching_a_member_name)];
         },
         fixIds: [fixId],
         getAllCodeActions: context => codeFixAll(context, errorCodes, (changes, diag) => {

src/services/codefixes/fixInvalidImportSyntax.ts

@@ -1,5 +1,7 @@
 /* @internal */
 namespace ts.codefix {
+    const fixName = "invalidImportSyntax";
+
     registerCodeFix({
         errorCodes: [Diagnostics.A_namespace_style_import_cannot_be_called_or_constructed_and_will_cause_a_failure_at_runtime.code],
         getCodeActions: getActionsForInvalidImport
@@ -43,7 +45,7 @@ namespace ts.codefix {
 
     function createAction(context: CodeFixContext, sourceFile: SourceFile, node: Node, replacement: Node): CodeFixAction {
         const changes = textChanges.ChangeTracker.with(context, t => t.replaceNode(sourceFile, node, replacement));
-        return createCodeFixActionNoFixId(changes, [Diagnostics.Replace_import_with_0, changes[0].textChanges[0].newText]);
+        return createCodeFixActionNoFixId("invalidImportSyntax", changes, [Diagnostics.Replace_import_with_0, changes[0].textChanges[0].newText]);
     }
 
     registerCodeFix({
@@ -72,7 +74,7 @@ namespace ts.codefix {
             addRange(fixes, getCodeFixesForImportDeclaration(context, relatedImport));
         }
         const changes = textChanges.ChangeTracker.with(context, t => t.replaceNode(sourceFile, expr, createPropertyAccess(expr, "default"), {}));
-        fixes.push(createCodeFixActionNoFixId(changes, Diagnostics.Use_synthetic_default_member));
+        fixes.push(createCodeFixActionNoFixId(fixName, changes, Diagnostics.Use_synthetic_default_member));
         return fixes;
     }
 }

src/services/codefixes/fixJSDocTypes.ts

@@ -22,7 +22,7 @@ namespace ts.codefix {
 
             function fix(type: Type, fixId: string, fixAllDescription: DiagnosticMessage): CodeFixAction {
                 const changes = textChanges.ChangeTracker.with(context, t => doChange(t, sourceFile, typeNode, type, checker));
-                return createCodeFixAction(changes, [Diagnostics.Change_0_to_1, original, checker.typeToString(type)], fixId, fixAllDescription);
+                return createCodeFixAction("jdocTypes", changes, [Diagnostics.Change_0_to_1, original, checker.typeToString(type)], fixId, fixAllDescription);
             }
         },
         fixIds: [fixIdPlain, fixIdNullable],