Merge branch 'master' into resolve_entity_name

Author: Andy Hanson

.travis.yml

@@ -7,19 +7,33 @@ node_js:
 
 sudo: false
 
-os:
-  - linux
-  - osx
+env:
+  - workerCount=3
 
 matrix:
   fast_finish: true
-  exclude:
+  include:
   - os: osx
-    node_js: '4'
+    node_js: stable
+    osx_image: xcode7.3
+    env: workerCount=2
+  allow_failures:
   - os: osx
-    node_js: '0.10'
 
 branches:
   only:
   - master
-  - transforms
+  - transforms
+
+install:
+  - npm uninstall typescript
+  - npm uninstall tslint
+  - npm install
+  - npm update
+
+cache:
+  directories:
+    - node_modules
+
+git:
+  depth: 1

Gulpfile.ts

@@ -449,7 +449,7 @@ gulp.task(tsserverLibraryFile, false, [servicesFile], (done) => {
 });
 
 gulp.task("lssl", "Builds language service server library", [tsserverLibraryFile]);
-gulp.task("local", "Builds the full compiler and services", [builtLocalCompiler, servicesFile, serverFile, builtGeneratedDiagnosticMessagesJSON]);
+gulp.task("local", "Builds the full compiler and services", [builtLocalCompiler, servicesFile, serverFile, builtGeneratedDiagnosticMessagesJSON, tsserverLibraryFile]);
 gulp.task("tsc", "Builds only the compiler", [builtLocalCompiler]);
 
 
@@ -503,7 +503,7 @@ gulp.task("VerifyLKG", false, [], () => {
     return gulp.src(expectedFiles).pipe(gulp.dest(LKGDirectory));
 });
 
-gulp.task("LKGInternal", false, ["lib", "local", "lssl"]);
+gulp.task("LKGInternal", false, ["lib", "local"]);
 
 gulp.task("LKG", "Makes a new LKG out of the built js files", ["clean", "dontUseDebugMode"], () => {
     return runSequence("LKGInternal", "VerifyLKG");
@@ -956,6 +956,7 @@ const lintTargets = [
     "src/server/**/*.ts",
     "scripts/tslint/**/*.ts",
     "src/services/**/*.ts",
+    "tests/*.ts", "tests/webhost/*.ts" // Note: does *not* descend recursively
 ];
 
 

Jakefile.js

@@ -551,7 +551,7 @@ var tsserverLibraryDefinitionFile = path.join(builtLocalDirectory, "tsserverlibr
 compileFile(
     tsserverLibraryFile,
     languageServiceLibrarySources,
-    [builtLocalDirectory, copyright].concat(languageServiceLibrarySources),
+    [builtLocalDirectory, copyright, builtLocalCompiler].concat(languageServiceLibrarySources).concat(libraryTargets),
     /*prefixes*/ [copyright],
     /*useBuiltCompiler*/ true,
     { noOutFile: false, generateDeclarations: true });
@@ -562,7 +562,7 @@ task("lssl", [tsserverLibraryFile, tsserverLibraryDefinitionFile]);
 
 // Local target to build the compiler and services
 desc("Builds the full compiler and services");
-task("local", ["generate-diagnostics", "lib", tscFile, servicesFile, nodeDefinitionsFile, serverFile, builtGeneratedDiagnosticMessagesJSON]);
+task("local", ["generate-diagnostics", "lib", tscFile, servicesFile, nodeDefinitionsFile, serverFile, builtGeneratedDiagnosticMessagesJSON, "lssl"]);
 
 // Local target to build only tsc.js
 desc("Builds only the compiler");
@@ -617,7 +617,7 @@ task("generate-spec", [specMd]);
 
 // Makes a new LKG. This target does not build anything, but errors if not all the outputs are present in the built/local directory
 desc("Makes a new LKG out of the built js files");
-task("LKG", ["clean", "release", "local", "lssl"].concat(libraryTargets), function() {
+task("LKG", ["clean", "release", "local"].concat(libraryTargets), function() {
     var expectedFiles = [tscFile, servicesFile, serverFile, nodePackageFile, nodeDefinitionsFile, standaloneDefinitionsFile, tsserverLibraryFile, tsserverLibraryDefinitionFile].concat(libraryTargets);
     var missingFiles = expectedFiles.filter(function (f) {
         return !fs.existsSync(f);
@@ -1041,7 +1041,8 @@ var lintTargets = compilerSources
     .concat(serverCoreSources)
     .concat(tslintRulesFiles)
     .concat(servicesSources)
-    .concat(["Gulpfile.ts"]);
+    .concat(["Gulpfile.ts"])
+    .concat([nodeServerInFile, perftscPath, "tests/perfsys.ts", webhostPath]);
 
 
 desc("Runs tslint on the compiler sources. Optional arguments are: f[iles]=regex");

package.json

@@ -78,7 +78,7 @@
     },
     "scripts": {
         "pretest": "jake tests",
-        "test": "jake runtests",
+        "test": "jake runtests-parallel",
         "build": "npm run build:compiler && npm run build:tests",
         "build:compiler": "jake local",
         "build:tests": "jake tests",

src/compiler/checker.ts

@@ -334,8 +334,12 @@ namespace ts {
         return keys;
     }
 
-    export function getProperty<T>(map: Map<T>, key: string): T {
-        return hasOwnProperty.call(map, key) ? map[key] : undefined;
+    export function getProperty<T>(map: Map<T>, key: string): T | undefined {
+        return hasProperty(map, key) ? map[key] : undefined;
+    }
+
+    export function getOrUpdateProperty<T>(map: Map<T>, key: string, makeValue: () => T): T {
+        return hasProperty(map, key) ? map[key] : map[key] = makeValue();
     }
 
     export function isEmpty<T>(map: Map<T>) {

src/compiler/core.ts

@@ -1947,6 +1947,10 @@
         "category": "Error",
         "code": 2689
     },
+    "A class must be declared after its base class.": {
+        "category": "Error",
+        "code": 2690
+    },
     "Import declaration '{0}' is using private name '{1}'.": {
         "category": "Error",
         "code": 4000

src/compiler/diagnosticMessages.json

@@ -2578,7 +2578,7 @@ var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, ge
                             operand = (<TypeAssertion | NonNullExpression>operand).expression;
                         }
 
-                        // We have an expression of the form: (<Type>SubExpr)
+                        // We have an expression of the form: (<Type>SubExpr) or (SubExpr as Type)
                         // Emitting this as (SubExpr) is really not desirable. We would like to emit the subexpr as is.
                         // Omitting the parentheses, however, could cause change in the semantics of the generated
                         // code if the casted expression has a lower precedence than the rest of the expression, e.g.:
@@ -2592,6 +2592,7 @@ var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, ge
                             operand.kind !== SyntaxKind.DeleteExpression &&
                             operand.kind !== SyntaxKind.PostfixUnaryExpression &&
                             operand.kind !== SyntaxKind.NewExpression &&
+                            !(operand.kind === SyntaxKind.BinaryExpression && node.expression.kind === SyntaxKind.AsExpression) &&
                             !(operand.kind === SyntaxKind.CallExpression && node.parent.kind === SyntaxKind.NewExpression) &&
                             !(operand.kind === SyntaxKind.FunctionExpression && node.parent.kind === SyntaxKind.CallExpression) &&
                             !(operand.kind === SyntaxKind.NumericLiteral && node.parent.kind === SyntaxKind.PropertyAccessExpression)) {
@@ -6841,7 +6842,7 @@ const _super = (function (geti, seti) {
                                 // export { x, y }
                                 for (const specifier of (<ExportDeclaration>node).exportClause.elements) {
                                     const name = (specifier.propertyName || specifier.name).text;
-                                    (exportSpecifiers[name] || (exportSpecifiers[name] = [])).push(specifier);
+                                    getOrUpdateProperty(exportSpecifiers, name, () => []).push(specifier);
                                 }
                             }
                             break;

src/compiler/emitter.ts

@@ -1055,19 +1055,15 @@ namespace ts {
         return resolutions;
     }
 
-    function getInferredTypesRoot(options: CompilerOptions, rootFiles: string[], host: CompilerHost) {
-        return computeCommonSourceDirectoryOfFilenames(rootFiles, host.getCurrentDirectory(), f => host.getCanonicalFileName(f));
-    }
-
     /**
-      * Given a set of options and a set of root files, returns the set of type directive names
+      * Given a set of options, returns the set of type directive names
       *   that should be included for this program automatically.
       * This list could either come from the config file,
       *   or from enumerating the types root + initial secondary types lookup location.
       * More type directives might appear in the program later as a result of loading actual source files;
       *   this list is only the set of defaults that are implicitly included.
       */
-    export function getAutomaticTypeDirectiveNames(options: CompilerOptions, rootFiles: string[], host: CompilerHost): string[] {
+    export function getAutomaticTypeDirectiveNames(options: CompilerOptions, host: ModuleResolutionHost): string[] {
         // Use explicit type list from tsconfig.json
         if (options.types) {
             return options.types;
@@ -1080,7 +1076,10 @@ namespace ts {
             if (typeRoots) {
                 for (const root of typeRoots) {
                     if (host.directoryExists(root)) {
-                        result = result.concat(host.getDirectories(root));
+                        for (const typeDirectivePath of host.getDirectories(root)) {
+                            // Return just the type directive names
+                            result = result.concat(getBaseFileName(normalizePath(typeDirectivePath)));
+                        }
                     }
                 }
             }
@@ -1155,11 +1154,11 @@ namespace ts {
             forEach(rootNames, name => processRootFile(name, /*isDefaultLib*/ false));
 
             // load type declarations specified via 'types' argument or implicitly from types/ and node_modules/@types folders
-            const typeReferences: string[] = getAutomaticTypeDirectiveNames(options, rootNames, host);
+            const typeReferences: string[] = getAutomaticTypeDirectiveNames(options, host);
 
             if (typeReferences) {
-                const inferredRoot = getInferredTypesRoot(options, rootNames, host);
-                const containingFilename = combinePaths(inferredRoot, "__inferred type names__.ts");
+                // This containingFilename needs to match with the one used in managed-side
+                const containingFilename = combinePaths(host.getCurrentDirectory(), "__inferred type names__.ts");
                 const resolutions = resolveTypeReferenceDirectiveNamesWorker(typeReferences, containingFilename);
                 for (let i = 0; i < typeReferences.length; i++) {
                     processTypeReferenceDirective(typeReferences[i], resolutions[i]);

src/compiler/program.ts

@@ -1612,6 +1612,16 @@ namespace ts {
         antecedent: FlowNode;
     }
 
+    export type FlowType = Type | IncompleteType;
+
+    // Incomplete types occur during control flow analysis of loops. An IncompleteType
+    // is distinguished from a regular type by a flags value of zero. Incomplete type
+    // objects are internal to the getFlowTypeOfRefecence function and never escape it.
+    export interface IncompleteType {
+        flags: TypeFlags;  // No flags set
+        type: Type;        // The type marked incomplete
+    }
+
     export interface AmdDependency {
         path: string;
         name: string;
@@ -2156,6 +2166,8 @@ namespace ts {
         mapper?: TypeMapper;                // Type mapper for instantiation alias
         referenced?: boolean;               // True if alias symbol has been referenced as a value
         containingType?: UnionOrIntersectionType; // Containing union or intersection type for synthetic property
+        hasCommonType?: boolean;            // True if constituents of synthetic property all have same type
+        isDiscriminantProperty?: boolean;   // True if discriminant synthetic property
         resolvedExports?: SymbolTable;      // Resolved exports of module
         exportsChecked?: boolean;           // True if exports of external module have been checked
         isDeclarationWithCollidingName?: boolean;    // True if symbol is block scoped redeclaration
@@ -2906,6 +2918,7 @@ namespace ts {
         directoryExists?(directoryName: string): boolean;
         realpath?(path: string): string;
         getCurrentDirectory?(): string;
+        getDirectories?(path: string): string[];
     }
 
     export interface ResolvedModule {