fixed harness to support packageDeclaration

src/harness/harness.ts

@@ -1173,17 +1173,11 @@ module Harness {
                     var declResult: Harness.Compiler.CompilerResult;
                     if (options.packageDeclaration) {
                         let file = ts.forEach(result.declFilesCode, declFile => declFile.fileName === options.packageDeclaration ? declFile : undefined);
-                        declInputFiles.push({ unitName: file.fileName, content: file.code });
-                        ts.forEach(inputFiles, file => {
-                           if (isDTS(file.unitName)) {
-                               declInputFiles.push(file);
-                           } 
-                        });
-                        ts.forEach(otherFiles, file => {
-                           if (isDTS(file.unitName)) {
-                               declOtherFiles.push(file);
-                           } 
-                        });
+                        if (file) {
+                            declInputFiles.push({ unitName: file.fileName, content: file.code });
+                        }
+                        ts.forEach(inputFiles, file => isDTS(file.unitName) && declInputFiles.push(file));
+                        ts.forEach(otherFiles, file => isDTS(file.unitName) && declOtherFiles.push(file));
                     }
                     else {    
                         ts.forEach(inputFiles, file => addDtsFile(file, declInputFiles));

tests/baselines/reference/packageDeclarationEmit.js

@@ -0,0 +1,28 @@
+//// [tests/cases/compiler/packageDeclarationEmit.ts] ////
+
+//// [index.ts]
+
+export * from './ext';
+
+//// [ext.ts]
+export function func(): void {
+}
+
+//// [ext.js]
+function func() {
+}
+exports.func = func;
+//// [index.js]
+function __export(m) {
+    for (var p in m) if (!exports.hasOwnProperty(p)) exports[p] = m[p];
+}
+__export(require('./ext'));
+
+
+//// [app.d.ts]
+declare module "app/tests/cases/compiler/ext" {
+    function func(): void;
+}
+declare module "app/tests/cases/compiler/index" {
+    export * from "app/tests/cases/compiler/ext";
+}

tests/baselines/reference/packageDeclarationEmit.symbols

@@ -0,0 +1,8 @@
+=== tests/cases/compiler/index.ts ===
+
+No type information for this code.export * from './ext';
+No type information for this code.
+No type information for this code.=== tests/cases/compiler/ext.ts ===
+export function func(): void {
+>func : Symbol(func, Decl(ext.ts, 0, 0))
+}

tests/baselines/reference/packageDeclarationEmit.types

@@ -0,0 +1,8 @@
+=== tests/cases/compiler/index.ts ===
+
+No type information for this code.export * from './ext';
+No type information for this code.
+No type information for this code.=== tests/cases/compiler/ext.ts ===
+export function func(): void {
+>func : () => void
+}

tests/baselines/reference/separateCompilationUnspecifiedModule.errors.txt

@@ -1,6 +1,6 @@
-error TS5047: Option 'separateCompilation' can only be used when either option'--module' is provided or option 'target' is 'ES6' or higher.
+error TS5047: Option 'separateCompilation' can only be used when either option 'module' is provided or option 'target' is 'ES6' or higher.
 
 
-!!! error TS5047: Option 'separateCompilation' can only be used when either option'--module' is provided or option 'target' is 'ES6' or higher.
+!!! error TS5047: Option 'separateCompilation' can only be used when either option 'module' is provided or option 'target' is 'ES6' or higher.
 ==== tests/cases/compiler/separateCompilationUnspecifiedModule.ts (0 errors) ====
     export var x;