Merge branch 'master' of https://github.com/Microsoft/TypeScript into deeplyNestedTypeArgumentInference

scripts/processDiagnosticMessages.ts

@@ -55,7 +55,7 @@ function buildInfoFileOutput(messageTable: InputDiagnosticMessageTable, nameMap:
         '// <auto-generated />\r\n' +
         '/// <reference path="types.ts" />\r\n' +
         '/* @internal */\r\n' +
-        'module ts {\r\n' +
+        'namespace ts {\r\n' +
         '    export var Diagnostics = {\r\n';
     var names = Utilities.getObjectKeys(messageTable);
     for (var i = 0; i < names.length; i++) {

src/compiler/binder.ts

@@ -1,7 +1,7 @@
 /// <reference path="parser.ts"/>
 
 /* @internal */
-module ts {
+namespace ts {
     export let bindTime = 0;
 
     export const enum ModuleInstanceState {
@@ -90,10 +90,12 @@ module ts {
         let lastContainer: Node;
         let symbolCount = 0;
         let Symbol = objectAllocator.getSymbolConstructor();
+        let classifiableNames: Map<string> = {}; 
 
         if (!file.locals) {
             bind(file);
             file.symbolCount = symbolCount;
+            file.classifiableNames = classifiableNames;
         }
 
         return;
@@ -194,6 +196,11 @@ module ts {
                 symbol = hasProperty(symbolTable, name)
                     ? symbolTable[name]
                     : (symbolTable[name] = createSymbol(SymbolFlags.None, name));
+                
+                if (name && (includes & SymbolFlags.Classifiable)) {
+                    classifiableNames[name] = name;   
+                } 
+
                 if (symbol.flags & excludes) {
                     if (node.name) {
                         node.name.parent = node;

src/compiler/checker.ts

@@ -1,7 +1,7 @@
 /// <reference path="binder.ts"/>
 
 /* @internal */
-module ts {
+namespace ts {
     let nextSymbolId = 1;
     let nextNodeId = 1;
     let nextMergeId = 1;

src/compiler/commandLineParser.ts

@@ -3,7 +3,7 @@
 /// <reference path="core.ts"/>
 /// <reference path="scanner.ts"/>
 
-module ts {
+namespace ts {
     /* @internal */
     export var optionDeclarations: CommandLineOption[] = [
         {

src/compiler/core.ts

@@ -1,7 +1,7 @@
 /// <reference path="types.ts"/>
 
 /* @internal */
-module ts {
+namespace ts {
     // Ternary values are defined such that
     // x & y is False if either x or y is False.
     // x & y is Maybe if either x or y is Maybe, but neither x or y is False.

src/compiler/declarationEmitter.ts

@@ -1,7 +1,7 @@
 /// <reference path="checker.ts"/>
 
 /* @internal */
-module ts {
+namespace ts {
     interface ModuleElementDeclarationEmitInfo {
         node: Node;
         outputPos: number;

src/compiler/diagnosticInformationMap.generated.ts

@@ -1,7 +1,7 @@
 // <auto-generated />
 /// <reference path="types.ts" />
 /* @internal */
-module ts {
+namespace ts {
     export var Diagnostics = {
         Unterminated_string_literal: { code: 1002, category: DiagnosticCategory.Error, key: "Unterminated string literal." },
         Identifier_expected: { code: 1003, category: DiagnosticCategory.Error, key: "Identifier expected." },

src/compiler/emitter.ts

@@ -2,7 +2,7 @@
 /// <reference path="declarationEmitter.ts"/>
 
 /* @internal */
-module ts {
+namespace ts {
     export function isExternalModuleOrDeclarationFile(sourceFile: SourceFile) {
         return isExternalModule(sourceFile) || isDeclarationFile(sourceFile);
     }

src/compiler/parser.ts

@@ -1,7 +1,7 @@
 /// <reference path="scanner.ts"/>
 /// <reference path="utilities.ts"/>
 
-module ts {
+namespace ts {
     let nodeConstructors = new Array<new () => Node>(SyntaxKind.Count);
     /* @internal */ export let parseTime = 0;
 

src/compiler/program.ts

@@ -1,7 +1,7 @@
 /// <reference path="sys.ts" />
 /// <reference path="emitter.ts" />
 
-module ts {
+namespace ts {
     /* @internal */ export let programTime = 0;
     /* @internal */ export let emitTime = 0;
     /* @internal */ export let ioReadTime = 0;
@@ -148,6 +148,7 @@ module ts {
         let commonSourceDirectory: string;
         let diagnosticsProducingTypeChecker: TypeChecker;
         let noDiagnosticsTypeChecker: TypeChecker;
+        let classifiableNames: Map<string>;
 
         let start = new Date().getTime();
 
@@ -172,6 +173,7 @@ module ts {
             getDeclarationDiagnostics,
             getCompilerOptionsDiagnostics,
             getTypeChecker,
+            getClassifiableNames,
             getDiagnosticsProducingTypeChecker,
             getCommonSourceDirectory: () => commonSourceDirectory,
             emit,
@@ -183,6 +185,20 @@ module ts {
         };
         return program;
 
+        function getClassifiableNames() {
+            if (!classifiableNames) {
+                // Initialize a checker so that all our files are bound.
+                getTypeChecker();
+                classifiableNames = {};
+
+                for (let sourceFile of files) {
+                    copyMap(sourceFile.classifiableNames, classifiableNames);
+                }
+            }
+
+            return classifiableNames;
+        }
+
         function getEmitHost(writeFileCallback?: WriteFileCallback): EmitHost {
             return {
                 getCanonicalFileName: fileName => host.getCanonicalFileName(fileName),
@@ -335,14 +351,17 @@ module ts {
                 }
             }
             else {
-                if (options.allowNonTsExtensions && !findSourceFile(fileName, isDefaultLib, refFile, refPos, refEnd)) {
+                var nonTsFile: SourceFile = options.allowNonTsExtensions && findSourceFile(fileName, isDefaultLib, refFile, refPos, refEnd);
-                    diagnostic = Diagnostics.File_0_not_found;
+                if (!nonTsFile) {
-                    diagnosticArgument = [fileName];
+                    if (options.allowNonTsExtensions) {
-                }
+                        diagnostic = Diagnostics.File_0_not_found;
-                else if (!forEach(supportedExtensions, extension => findSourceFile(fileName + extension, isDefaultLib, refFile, refPos, refEnd))) {
+                        diagnosticArgument = [fileName];
-                    diagnostic = Diagnostics.File_0_not_found;
+                    }
-                    fileName += ".ts";
+                    else if (!forEach(supportedExtensions, extension => findSourceFile(fileName + extension, isDefaultLib, refFile, refPos, refEnd))) {
-                    diagnosticArgument = [fileName];
+                        diagnostic = Diagnostics.File_0_not_found;
+                        fileName += ".ts";
+                        diagnosticArgument = [fileName];
+                    }
                 }
             }
 

src/compiler/scanner.ts

@@ -1,7 +1,7 @@
 /// <reference path="core.ts"/>
 /// <reference path="diagnosticInformationMap.generated.ts"/>
 
-module ts {
+namespace ts {
     export interface ErrorCallback {
         (message: DiagnosticMessage, length: number): void;
     }

src/compiler/sys.ts

@@ -1,6 +1,6 @@
 /// <reference path="core.ts"/>
 
-module ts {
+namespace ts {
     export interface System {
         args: string[];
         newLine: string;

src/compiler/tsc.ts

@@ -1,7 +1,7 @@
 /// <reference path="program.ts"/>
 /// <reference path="commandLineParser.ts"/>
 
-module ts {
+namespace ts {
     export interface SourceFile {
         fileWatcher: FileWatcher;
     }

src/compiler/types.ts

@@ -1,4 +1,4 @@
-module ts {
+namespace ts {
     export interface Map<T> {
         [index: string]: T;
     }
@@ -1172,6 +1172,8 @@ module ts {
         // Stores a line map for the file.
         // This field should never be used directly to obtain line map, use getLineMap function instead.
         /* @internal */ lineMap: number[];
+
+        /* @internal */ classifiableNames?: Map<string>;
     }
 
     export interface ScriptReferenceHost {
@@ -1223,6 +1225,8 @@ module ts {
         // language service).
         /* @internal */ getDiagnosticsProducingTypeChecker(): TypeChecker;
 
+        /* @internal */ getClassifiableNames(): Map<string>;
+
         /* @internal */ getNodeCount(): number;
         /* @internal */ getIdentifierCount(): number;
         /* @internal */ getSymbolCount(): number;
@@ -1519,6 +1523,11 @@ module ts {
 
         PropertyOrAccessor = Property | Accessor,
         Export = ExportNamespace | ExportType | ExportValue,
+
+        /* @internal */
+        // The set of things we consider semantically classifiable.  Used to speed up the LS during 
+        // classification.
+        Classifiable = Class | Enum | TypeAlias | Interface | TypeParameter | Module,
     }
 
     export interface Symbol {

src/compiler/utilities.ts

@@ -1,7 +1,7 @@
 /// <reference path="binder.ts" />
 
 /* @internal */
-module ts {
+namespace ts {
     export interface ReferencePathMatchResult {
         fileReference?: FileReference
         diagnosticMessage?: DiagnosticMessage
@@ -2002,7 +2002,7 @@ module ts {
     }
 }
 
-module ts {
+namespace ts {
     export function getDefaultLibFileName(options: CompilerOptions): string {
         return options.target === ScriptTarget.ES6 ? "lib.es6.d.ts" : "lib.d.ts";
     }

src/server/client.ts

@@ -1,6 +1,6 @@
 /// <reference path="session.ts" />
  
-module ts.server {
+namespace ts.server {
 
     export interface SessionClientHost extends LanguageServiceHost {
         writeMessage(message: string): void;

src/server/editorServices.ts

@@ -4,7 +4,7 @@
 /// <reference path="session.ts" />
 /// <reference path="node.d.ts" />
 
-module ts.server {
+namespace ts.server {
     export interface Logger {
         close(): void;
         isVerbose(): boolean;

src/server/protocol.d.ts

@@ -1,7 +1,7 @@
 /** 
   * Declaration module describing the TypeScript Server protocol 
   */
-declare module ts.server.protocol {
+declare namespace ts.server.protocol {
     /** 
       * A TypeScript Server message 
       */

src/server/server.ts

@@ -1,7 +1,7 @@
 /// <reference path="node.d.ts" />
 /// <reference path="session.ts" />
 
-module ts.server {
+namespace ts.server {
     var nodeproto: typeof NodeJS._debugger = require('_debugger');
     var readline: NodeJS.ReadLine = require('readline');
     var path: NodeJS.Path = require('path');

src/server/session.ts

@@ -4,7 +4,7 @@
 /// <reference path="protocol.d.ts" />
 /// <reference path="editorServices.ts" />
 
-module ts.server {
+namespace ts.server {
     var spaceCache:string[] = [];
 
     interface StackTraceError extends Error {

src/services/breakpoints.ts

@@ -4,7 +4,7 @@
 /// <reference path='services.ts' />
 
 /* @internal */
-module ts.BreakpointResolver {
+namespace ts.BreakpointResolver {
     /**
      * Get the breakpoint span in given sourceFile
      */

src/services/formatting/formatting.ts

@@ -4,7 +4,7 @@
 ///<reference path='references.ts' />
 
 /* @internal */
-module ts.formatting {
+namespace ts.formatting {
 
     export interface TextRangeWithKind extends TextRange {
         kind: SyntaxKind;

src/services/formatting/formattingContext.ts

@@ -1,7 +1,7 @@
 /// <reference path="references.ts"/>
 
 /* @internal */
-module ts.formatting {
+namespace ts.formatting {
     export class FormattingContext {
         public currentTokenSpan: TextRangeWithKind;
         public nextTokenSpan: TextRangeWithKind;

src/services/formatting/formattingRequestKind.ts

@@ -1,7 +1,7 @@
 /// <reference path="references.ts"/>
 
 /* @internal */
-module ts.formatting {
+namespace ts.formatting {
     export const enum FormattingRequestKind {
         FormatDocument,
         FormatSelection,

src/services/formatting/formattingScanner.ts

@@ -2,7 +2,7 @@
 /// <reference path="..\..\compiler\scanner.ts"/>
 
 /* @internal */
-module ts.formatting {
+namespace ts.formatting {
     let scanner = createScanner(ScriptTarget.Latest, /*skipTrivia*/ false);
 
     export interface FormattingScanner {
@@ -224,7 +224,7 @@ module ts.formatting {
         }
 
         function isOnToken(): boolean {
-            let current = (lastTokenInfo && lastTokenInfo.token.kind) ||  scanner.getToken();
+            let current = (lastTokenInfo && lastTokenInfo.token.kind) || scanner.getToken();
             let startPos = (lastTokenInfo && lastTokenInfo.token.pos) || scanner.getStartPos();
             return startPos < endPos && current !== SyntaxKind.EndOfFileToken && !isTrivia(current);
         }

src/services/formatting/rule.ts

@@ -1,7 +1,7 @@
 ///<reference path='references.ts' />
 
 /* @internal */
-module ts.formatting {
+namespace ts.formatting {
     export class Rule {
         constructor(
             public Descriptor: RuleDescriptor,

src/services/formatting/ruleAction.ts

@@ -1,7 +1,7 @@
 ///<reference path='references.ts' />
 
 /* @internal */
-module ts.formatting {
+namespace ts.formatting {
     export const enum RuleAction {
         Ignore      = 0x00000001,
         Space       = 0x00000002,

src/services/formatting/ruleDescriptor.ts

@@ -1,7 +1,7 @@
 ///<reference path='references.ts' />
 
 /* @internal */
-module ts.formatting {
+namespace ts.formatting {
     export class RuleDescriptor {
         constructor(public LeftTokenRange: Shared.TokenRange, public RightTokenRange: Shared.TokenRange) {
         }

src/services/formatting/ruleFlag.ts

@@ -2,7 +2,7 @@
 
 
 /* @internal */
-module ts.formatting {
+namespace ts.formatting {
     export const enum RuleFlags {
         None,
         CanDeleteNewLines

src/services/formatting/ruleOperation.ts

@@ -1,7 +1,7 @@
 ///<reference path='references.ts' />
 
 /* @internal */
-module ts.formatting {
+namespace ts.formatting {
     export class RuleOperation {
         public Context: RuleOperationContext;
         public Action: RuleAction;

src/services/formatting/ruleOperationContext.ts

@@ -1,7 +1,7 @@
 ///<reference path='references.ts' />
 
 /* @internal */
-module ts.formatting {
+namespace ts.formatting {
 
     export class RuleOperationContext {
         private customContextChecks: { (context: FormattingContext): boolean; }[];

src/services/formatting/rules.ts

@@ -1,7 +1,7 @@
 ///<reference path='references.ts' />
 
 /* @internal */
-module ts.formatting {
+namespace ts.formatting {
     export class Rules {
         public getRuleName(rule: Rule) {
             let o: ts.Map<any> = <any>this;
@@ -193,7 +193,7 @@ module ts.formatting {
         // Insert space after function keyword for anonymous functions
         public SpaceAfterAnonymousFunctionKeyword: Rule;
         public NoSpaceAfterAnonymousFunctionKeyword: Rule;
-        
+
         // Insert space after @ in decorator
         public SpaceBeforeAt: Rule;
         public NoSpaceAfterAt: Rule;
@@ -470,8 +470,9 @@ module ts.formatting {
             switch (context.contextNode.kind) {
                 case SyntaxKind.BinaryExpression:
                 case SyntaxKind.ConditionalExpression:
+                case SyntaxKind.TypePredicate:
                     return true;
-                
+
                 // equals in binding elements: function foo([[x, y] = [1, 2]])
                 case SyntaxKind.BindingElement:
                 // equals in type X = ...

src/services/formatting/rulesMap.ts

@@ -1,7 +1,7 @@
 ///<reference path='references.ts' />
 
 /* @internal */
-module ts.formatting {
+namespace ts.formatting {
     export class RulesMap {
         public map: RulesBucket[];
         public mapRowLength: number;

src/services/formatting/rulesProvider.ts

@@ -1,7 +1,7 @@
 /// <reference path="references.ts"/>
 
 /* @internal */
-module ts.formatting {
+namespace ts.formatting {
     export class RulesProvider {
         private globalRules: Rules;
         private options: ts.FormatCodeOptions;

src/services/formatting/smartIndenter.ts

@@ -1,7 +1,7 @@
 ///<reference path='..\services.ts' />
 
 /* @internal */
-module ts.formatting {
+namespace ts.formatting {
     export module SmartIndenter {
 
         const enum Value {

src/services/formatting/tokenRange.ts

@@ -1,7 +1,7 @@
 ///<reference path='references.ts' />
 
 /* @internal */
-module ts.formatting {
+namespace ts.formatting {
     export module Shared {
         export interface ITokenAccess {
             GetTokens(): SyntaxKind[];
@@ -112,7 +112,7 @@ module ts.formatting {
             static AnyIncludingMultilineComments = TokenRange.FromTokens(TokenRange.Any.GetTokens().concat([SyntaxKind.MultiLineCommentTrivia]));
             static Keywords = TokenRange.FromRange(SyntaxKind.FirstKeyword, SyntaxKind.LastKeyword);
             static BinaryOperators = TokenRange.FromRange(SyntaxKind.FirstBinaryOperator, SyntaxKind.LastBinaryOperator);
-            static BinaryKeywordOperators = TokenRange.FromTokens([SyntaxKind.InKeyword, SyntaxKind.InstanceOfKeyword, SyntaxKind.OfKeyword]);
+            static BinaryKeywordOperators = TokenRange.FromTokens([SyntaxKind.InKeyword, SyntaxKind.InstanceOfKeyword, SyntaxKind.OfKeyword, SyntaxKind.IsKeyword]);
             static UnaryPrefixOperators = TokenRange.FromTokens([SyntaxKind.PlusPlusToken, SyntaxKind.MinusMinusToken, SyntaxKind.TildeToken, SyntaxKind.ExclamationToken]);
             static UnaryPrefixExpressions = TokenRange.FromTokens([SyntaxKind.NumericLiteral, SyntaxKind.Identifier, SyntaxKind.OpenParenToken, SyntaxKind.OpenBracketToken, SyntaxKind.OpenBraceToken, SyntaxKind.ThisKeyword, SyntaxKind.NewKeyword]);
             static UnaryPreincrementExpressions = TokenRange.FromTokens([SyntaxKind.Identifier, SyntaxKind.OpenParenToken, SyntaxKind.ThisKeyword, SyntaxKind.NewKeyword]);

src/services/navigateTo.ts

@@ -1,5 +1,5 @@
 /* @internal */
-module ts.NavigateTo {
+namespace ts.NavigateTo {
     type RawNavigateToItem = { name: string; fileName: string; matchKind: PatternMatchKind; isCaseSensitive: boolean; declaration: Declaration };
 
     export function getNavigateToItems(program: Program, cancellationToken: CancellationTokenObject, searchValue: string, maxResultCount: number): NavigateToItem[] {

src/services/navigationBar.ts

@@ -1,7 +1,7 @@
 /// <reference path='services.ts' />
 
 /* @internal */
-module ts.NavigationBar {
+namespace ts.NavigationBar {
     export function getNavigationBarItems(sourceFile: SourceFile): ts.NavigationBarItem[]  {
         // If the source file has any child items, then it included in the tree
         // and takes lexical ownership of all other top-level items.

src/services/outliningElementsCollector.ts

@@ -1,5 +1,5 @@
 /* @internal */
-module ts {
+namespace ts {
     export module OutliningElementsCollector {
         export function collectElements(sourceFile: SourceFile): OutliningSpan[] {
             let elements: OutliningSpan[] = [];

src/services/patternMatcher.ts

@@ -1,5 +1,5 @@
 /* @internal */
-module ts {
+namespace ts {
     // Note(cyrusn): this enum is ordered from strongest match type to weakest match type.
     export enum PatternMatchKind {
         exact,

src/services/services.ts

@@ -10,7 +10,7 @@
 /// <reference path='formatting\formatting.ts' />
 /// <reference path='formatting\smartIndenter.ts' />
 
-module ts {
+namespace ts {
     /** The version of the language service API */
     export let servicesVersion = "0.4"
 
@@ -5992,6 +5992,7 @@ module ts {
             let typeChecker = program.getTypeChecker();
 
             let result: number[] = [];
+            let classifiableNames = program.getClassifiableNames();
             processNode(sourceFile);
 
             return { spans: result, endOfLineState: EndOfLineState.None };
@@ -6004,6 +6005,9 @@ module ts {
 
             function classifySymbol(symbol: Symbol, meaningAtPosition: SemanticMeaning): ClassificationType {
                 let flags = symbol.getFlags();
+                if ((flags & SymbolFlags.Classifiable) === SymbolFlags.None) {
+                    return;
+                }
 
                 if (flags & SymbolFlags.Class) {
                     return ClassificationType.className;
@@ -6048,11 +6052,18 @@ module ts {
                 // Only walk into nodes that intersect the requested span.
                 if (node && textSpanIntersectsWith(span, node.getFullStart(), node.getFullWidth())) {
                     if (node.kind === SyntaxKind.Identifier && !nodeIsMissing(node)) {
-                        let symbol = typeChecker.getSymbolAtLocation(node);
+                        let identifier = <Identifier>node;
-                        if (symbol) {
+
-                            let type = classifySymbol(symbol, getMeaningFromLocation(node));
+                        // Only bother calling into the typechecker if this is an identifier that
-                            if (type) {
+                        // could possibly resolve to a type name.  This makes classification run
-                                pushClassification(node.getStart(), node.getWidth(), type);
+                        // in a third of the time it would normally take.
+                        if (classifiableNames[identifier.text]) {
+                            let symbol = typeChecker.getSymbolAtLocation(node);
+                            if (symbol) {
+                                let type = classifySymbol(symbol, getMeaningFromLocation(node));
+                                if (type) {
+                                    pushClassification(node.getStart(), node.getWidth(), type);
+                                }
                             }
                         }
                     }

src/services/shims.ts

@@ -19,7 +19,7 @@
 var debugObjectHost = (<any>this);
 
 /* @internal */
-module ts {
+namespace ts {
     export interface ScriptSnapshotShim {
         /** Gets a portion of the script snapshot specified by [start, end). */
         getText(start: number, end: number): string;

src/services/signatureHelp.ts

@@ -1,6 +1,6 @@
 ///<reference path='services.ts' />
 /* @internal */
-module ts.SignatureHelp {
+namespace ts.SignatureHelp {
 
     // A partially written generic type expression is not guaranteed to have the correct syntax tree. the expression could be parsed as less than/greater than expression or a comma expression
     // or some other combination depending on what the user has typed so far. For the purposes of signature help we need to consider any location after "<" as a possible generic type reference. 

src/services/utilities.ts

@@ -1,6 +1,6 @@
 // These utilities are common to multiple language service features.
 /* @internal */
-module ts {
+namespace ts {
     export interface ListItemInfo {
         listItemIndex: number;
         list: Node;
@@ -502,7 +502,7 @@ module ts {
 
 // Display-part writer helpers
 /* @internal */
-module ts {
+namespace ts {
     export function isFirstDeclarationOfSymbolParameter(symbol: Symbol) {
         return symbol.declarations && symbol.declarations.length > 0 && symbol.declarations[0].kind === SyntaxKind.Parameter;
     }

tests/cases/fourslash/functionTypePredicateFormatting.ts

@@ -0,0 +1,7 @@
+/// <reference path='fourslash.ts' />
+
+//// /**/function bar(a: A):     a        is       B    {}
+
+goTo.marker();
+format.document();
+verify.currentLineContentIs("function bar(a: A): a is B { }");

tests/cases/unittests/transpile.ts

@@ -3,9 +3,9 @@
 module ts {
     describe("Transpile", () => {
 
-        function runTest(input: string, compilerOptions: ts.CompilerOptions = {}, moduleName?: string, expectedOutput?: string, expectedDiagnosticCodes: number[] = []): void {
+        function runTest(input: string, compilerOptions: ts.CompilerOptions = {}, fileName?: string,  moduleName?: string, expectedOutput?: string, expectedDiagnosticCodes: number[] = []): void {
             let diagnostics: Diagnostic[] = [];
-            let result = transpile(input, compilerOptions, "file.ts", diagnostics, moduleName);
+            let result = transpile(input, compilerOptions, fileName || "file.ts", diagnostics, moduleName);
 
             for (let i = 0; i < expectedDiagnosticCodes.length; i++) {
                 assert.equal(expectedDiagnosticCodes[i], diagnostics[i] && diagnostics[i].code, `Could not find expeced diagnostic.`);
@@ -19,41 +19,41 @@ module ts {
 
         it("Generates correct compilerOptions diagnostics", () => {
             // Expecting 5047: "Option 'isolatedModules' can only be used when either option'--module' is provided or option 'target' is 'ES6' or higher."
-            runTest(`var x = 0;`, {}, /*moduleName*/undefined, /*expectedOutput*/ undefined, /*expectedDiagnosticCodes*/ [5047]);
+            runTest(`var x = 0;`, {}, /*fileName*/ undefined, /*moduleName*/undefined, /*expectedOutput*/ undefined, /*expectedDiagnosticCodes*/ [5047]);
         });
 
         it("Generates no diagnostics with valid inputs", () => {
             // No errors
-            runTest(`var x = 0;`, { module: ModuleKind.CommonJS }, /*moduleName*/undefined, /*expectedOutput*/ undefined, /*expectedDiagnosticCodes*/ []);
+            runTest(`var x = 0;`, { module: ModuleKind.CommonJS }, /*fileName*/ undefined, /*moduleName*/undefined, /*expectedOutput*/ undefined, /*expectedDiagnosticCodes*/ []);
         });
 
         it("Generates no diagnostics for missing file references", () => {
             runTest(`/// <reference path="file2.ts" />
 var x = 0;`,
-                { module: ModuleKind.CommonJS }, /*moduleName*/undefined, /*expectedOutput*/ undefined, /*expectedDiagnosticCodes*/ []);
+                { module: ModuleKind.CommonJS }, /*fileName*/ undefined, /*moduleName*/undefined, /*expectedOutput*/ undefined, /*expectedDiagnosticCodes*/ []);
         });
 
         it("Generates no diagnostics for missing module imports", () => {
             runTest(`import {a} from "module2";`,
-                { module: ModuleKind.CommonJS }, /*moduleName*/undefined, /*expectedOutput*/ undefined, /*expectedDiagnosticCodes*/ []);
+                { module: ModuleKind.CommonJS }, /*fileName*/ undefined,/*moduleName*/undefined, /*expectedOutput*/ undefined, /*expectedDiagnosticCodes*/ []);
         });
 
         it("Generates expected syntactic diagnostics", () => {
             runTest(`a b`,
-                { module: ModuleKind.CommonJS }, /*moduleName*/undefined, /*expectedOutput*/ undefined, /*expectedDiagnosticCodes*/ [1005]); /// 1005: ';' Expected
+                { module: ModuleKind.CommonJS }, /*fileName*/ undefined, /*moduleName*/undefined, /*expectedOutput*/ undefined, /*expectedDiagnosticCodes*/ [1005]); /// 1005: ';' Expected
         });
 
         it("Does not generate semantic diagnostics", () => {
             runTest(`var x: string = 0;`,
-                { module: ModuleKind.CommonJS }, /*moduleName*/undefined, /*expectedOutput*/ undefined, /*expectedDiagnosticCodes*/ []);
+                { module: ModuleKind.CommonJS }, /*fileName*/ undefined, /*moduleName*/undefined, /*expectedOutput*/ undefined, /*expectedDiagnosticCodes*/ []);
         });
 
         it("Generates module output", () => {
-            runTest(`var x = 0;`, { module: ModuleKind.AMD }, /*moduleName*/undefined, `define(["require", "exports"], function (require, exports) {\r\n    var x = 0;\r\n});\r\n`);
+            runTest(`var x = 0;`, { module: ModuleKind.AMD }, /*fileName*/ undefined, /*moduleName*/undefined, `define(["require", "exports"], function (require, exports) {\r\n    var x = 0;\r\n});\r\n`);
         });
 
         it("Uses correct newLine character", () => {
-            runTest(`var x = 0;`, { module: ModuleKind.CommonJS, newLine: NewLineKind.LineFeed }, /*moduleName*/undefined, `var x = 0;\n`, /*expectedDiagnosticCodes*/ []);
+            runTest(`var x = 0;`, { module: ModuleKind.CommonJS, newLine: NewLineKind.LineFeed }, /*fileName*/ undefined, /*moduleName*/undefined, `var x = 0;\n`, /*expectedDiagnosticCodes*/ []);
         });
 
         it("Sets module name", () => {
@@ -66,7 +66,11 @@ var x = 0;`,
                 `        }\n` +
                 `    }\n` +
                 `});\n`;
-            runTest("var x = 1;", { module: ModuleKind.System, newLine: NewLineKind.LineFeed }, "NamedModule", output)
+            runTest("var x = 1;", { module: ModuleKind.System, newLine: NewLineKind.LineFeed }, /*fileName*/ undefined, "NamedModule", output)
         });
+        it("No extra errors for file without extension", () => {
+            runTest(`var x = 0;`, { module: ModuleKind.CommonJS }, "file", /*moduleName*/undefined, /*expectedOutput*/ undefined, /*expectedDiagnosticCodes*/[]);
+        });
+
     });
 }