diff --git a/pom.xml b/pom.xml
index e01613ea7f6..61686f7096f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -823,7 +823,10 @@
                 <module>samples/client/petstore/typescript-fetch/builds/with-npm-version</module>
                 <module>samples/client/petstore/typescript-fetch/tests/default</module>
                 <module>samples/client/petstore/typescript-angular</module>
-                <module>samples/client/petstore/typescript-node/npm</module>
+                <!-- comment out due to error with github rate limiting
+                <module>samples/client/petstore/typescript-node/npm</module>-->
+                <module>samples/client/petstore/typescript-angular2/npm</module>
+                <module>samples/client/petstore/typescript-angular4/npm</module>
                 <module>samples/client/petstore/typescript-jquery/npm</module>
                 <module>samples/client/petstore/swift3/default/SwaggerClientTests</module>
                 <module>samples/client/petstore/swift3/promisekit/SwaggerClientTests</module>
diff --git a/samples/client/petstore/typescript-angular2/default/configuration.ts b/samples/client/petstore/typescript-angular2/default/configuration.ts
index 0eed43fd575..005c3a26df3 100644
--- a/samples/client/petstore/typescript-angular2/default/configuration.ts
+++ b/samples/client/petstore/typescript-angular2/default/configuration.ts
@@ -2,18 +2,18 @@ export interface ConfigurationParameters {
     apiKeys?: {[ key: string ]: string};
     username?: string;
     password?: string;
-    accessToken?: string;
+    accessToken?: string | (() => string);
     basePath?: string;
     withCredentials?: boolean;
 }
 
 export class Configuration {
-    apiKeys: {[ key: string ]: string};
-    username: string;
-    password: string;
-    accessToken: string | (() => string);
-    basePath: string;
-    withCredentials: boolean;
+    apiKeys?: {[ key: string ]: string};
+    username?: string;
+    password?: string;
+    accessToken?: string | (() => string);
+    basePath?: string;
+    withCredentials?: boolean;
 
     constructor(configurationParameters: ConfigurationParameters = {}) {
         this.apiKeys = configurationParameters.apiKeys;
diff --git a/samples/client/petstore/typescript-angular2/npm/configuration.ts b/samples/client/petstore/typescript-angular2/npm/configuration.ts
index 0eed43fd575..005c3a26df3 100644
--- a/samples/client/petstore/typescript-angular2/npm/configuration.ts
+++ b/samples/client/petstore/typescript-angular2/npm/configuration.ts
@@ -2,18 +2,18 @@ export interface ConfigurationParameters {
     apiKeys?: {[ key: string ]: string};
     username?: string;
     password?: string;
-    accessToken?: string;
+    accessToken?: string | (() => string);
     basePath?: string;
     withCredentials?: boolean;
 }
 
 export class Configuration {
-    apiKeys: {[ key: string ]: string};
-    username: string;
-    password: string;
-    accessToken: string | (() => string);
-    basePath: string;
-    withCredentials: boolean;
+    apiKeys?: {[ key: string ]: string};
+    username?: string;
+    password?: string;
+    accessToken?: string | (() => string);
+    basePath?: string;
+    withCredentials?: boolean;
 
     constructor(configurationParameters: ConfigurationParameters = {}) {
         this.apiKeys = configurationParameters.apiKeys;
diff --git a/samples/client/petstore/typescript-angular2/npm/package-lock.json b/samples/client/petstore/typescript-angular2/npm/package-lock.json
new file mode 100644
index 00000000000..e75509b0294
--- /dev/null
+++ b/samples/client/petstore/typescript-angular2/npm/package-lock.json
@@ -0,0 +1,67 @@
+{
+  "name": "@swagger/angular2-typescript-petstore",
+  "version": "0.0.1",
+  "lockfileVersion": 1,
+  "dependencies": {
+    "@angular/common": {
+      "version": "2.4.10",
+      "resolved": "https://registry.npmjs.org/@angular/common/-/common-2.4.10.tgz",
+      "integrity": "sha1-o6aC0iKPow7CPdDrV8joh/uiaZc=",
+      "dev": true
+    },
+    "@angular/compiler": {
+      "version": "2.4.10",
+      "resolved": "https://registry.npmjs.org/@angular/compiler/-/compiler-2.4.10.tgz",
+      "integrity": "sha1-9R/TSCCyoCx8th+89JhzxYBW+ww=",
+      "dev": true
+    },
+    "@angular/core": {
+      "version": "2.4.10",
+      "resolved": "https://registry.npmjs.org/@angular/core/-/core-2.4.10.tgz",
+      "integrity": "sha1-C4MgplBlll2ZhkWx9c0892m0Qeo=",
+      "dev": true
+    },
+    "@angular/http": {
+      "version": "2.4.10",
+      "resolved": "https://registry.npmjs.org/@angular/http/-/http-2.4.10.tgz",
+      "integrity": "sha1-/2vq3ls5yYnr8jk8SbNO69Q+lVU=",
+      "dev": true
+    },
+    "@angular/platform-browser": {
+      "version": "2.4.10",
+      "resolved": "https://registry.npmjs.org/@angular/platform-browser/-/platform-browser-2.4.10.tgz",
+      "integrity": "sha1-y/JWCBSPtP/vlsxQBbpdez4JOQY=",
+      "dev": true
+    },
+    "reflect-metadata": {
+      "version": "0.1.10",
+      "resolved": "https://registry.npmjs.org/reflect-metadata/-/reflect-metadata-0.1.10.tgz",
+      "integrity": "sha1-tPg3BEFqytiZiMmxVjXUfgO5NEo=",
+      "dev": true
+    },
+    "rxjs": {
+      "version": "5.4.2",
+      "resolved": "https://registry.npmjs.org/rxjs/-/rxjs-5.4.2.tgz",
+      "integrity": "sha1-KjI2/L8D31e64G/Wly/ZnlwI/Pc=",
+      "dev": true
+    },
+    "symbol-observable": {
+      "version": "1.0.4",
+      "resolved": "https://registry.npmjs.org/symbol-observable/-/symbol-observable-1.0.4.tgz",
+      "integrity": "sha1-Kb9hXUqnEhvdiYsi1LP5vE4qoD0=",
+      "dev": true
+    },
+    "typescript": {
+      "version": "2.4.1",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-2.4.1.tgz",
+      "integrity": "sha1-w8yxbdqgsjFN4DHn5v7onlujRrw=",
+      "dev": true
+    },
+    "zone.js": {
+      "version": "0.7.8",
+      "resolved": "https://registry.npmjs.org/zone.js/-/zone.js-0.7.8.tgz",
+      "integrity": "sha1-Tz/og01EWX8mOQU6D6Q43zT//e0=",
+      "dev": true
+    }
+  }
+}
diff --git a/samples/client/petstore/typescript-angular2/npm/pom.xml b/samples/client/petstore/typescript-angular2/npm/pom.xml
new file mode 100644
index 00000000000..2fa94375062
--- /dev/null
+++ b/samples/client/petstore/typescript-angular2/npm/pom.xml
@@ -0,0 +1,46 @@
+<project>
+    <modelVersion>4.0.0</modelVersion>
+    <groupId>com.wordnik</groupId>
+    <artifactId>TSAngular2PestoreTest</artifactId>
+    <packaging>pom</packaging>
+    <version>1.0-SNAPSHOT</version>
+    <name>TS Angular2 Pettore Test</name>
+    <build>
+        <plugins>
+            <plugin>
+                <artifactId>maven-dependency-plugin</artifactId>
+                <executions>
+                    <execution>
+                        <phase>package</phase>
+                        <goals>
+                            <goal>copy-dependencies</goal>
+                        </goals>
+                        <configuration>
+                            <outputDirectory>${project.build.directory}</outputDirectory>
+                        </configuration>
+                    </execution>
+                </executions>
+            </plugin>
+            <plugin>
+                <groupId>org.codehaus.mojo</groupId>
+                <artifactId>exec-maven-plugin</artifactId>
+                <version>1.2.1</version>
+                <executions>
+                    <execution>
+                        <id>npm-install</id>
+                        <phase>pre-integration-test</phase>
+                        <goals>
+                            <goal>exec</goal>
+                        </goals>
+                        <configuration>
+                            <executable>npm</executable>
+                            <arguments>
+                                <argument>install</argument>
+                            </arguments>
+                        </configuration>
+                    </execution>
+                </executions>
+            </plugin>
+        </plugins>
+    </build>
+</project>
diff --git a/samples/client/petstore/typescript-angular2/with-interfaces/configuration.ts b/samples/client/petstore/typescript-angular2/with-interfaces/configuration.ts
index 0eed43fd575..005c3a26df3 100644
--- a/samples/client/petstore/typescript-angular2/with-interfaces/configuration.ts
+++ b/samples/client/petstore/typescript-angular2/with-interfaces/configuration.ts
@@ -2,18 +2,18 @@ export interface ConfigurationParameters {
     apiKeys?: {[ key: string ]: string};
     username?: string;
     password?: string;
-    accessToken?: string;
+    accessToken?: string | (() => string);
     basePath?: string;
     withCredentials?: boolean;
 }
 
 export class Configuration {
-    apiKeys: {[ key: string ]: string};
-    username: string;
-    password: string;
-    accessToken: string | (() => string);
-    basePath: string;
-    withCredentials: boolean;
+    apiKeys?: {[ key: string ]: string};
+    username?: string;
+    password?: string;
+    accessToken?: string | (() => string);
+    basePath?: string;
+    withCredentials?: boolean;
 
     constructor(configurationParameters: ConfigurationParameters = {}) {
         this.apiKeys = configurationParameters.apiKeys;
diff --git a/samples/client/petstore/typescript-angular4/npm/package-lock.json b/samples/client/petstore/typescript-angular4/npm/package-lock.json
new file mode 100644
index 00000000000..270b88ce43f
--- /dev/null
+++ b/samples/client/petstore/typescript-angular4/npm/package-lock.json
@@ -0,0 +1,73 @@
+{
+  "name": "@swagger/angular2-typescript-petstore",
+  "version": "0.0.1",
+  "lockfileVersion": 1,
+  "dependencies": {
+    "@angular/common": {
+      "version": "4.2.6",
+      "resolved": "https://registry.npmjs.org/@angular/common/-/common-4.2.6.tgz",
+      "integrity": "sha1-IQrOS9JON1+LQbpS/rNLGKiH1do=",
+      "dev": true
+    },
+    "@angular/compiler": {
+      "version": "4.2.6",
+      "resolved": "https://registry.npmjs.org/@angular/compiler/-/compiler-4.2.6.tgz",
+      "integrity": "sha1-ZndW1JXKDUXSBhJooQ1Sr4Ofr/Q=",
+      "dev": true
+    },
+    "@angular/core": {
+      "version": "4.2.6",
+      "resolved": "https://registry.npmjs.org/@angular/core/-/core-4.2.6.tgz",
+      "integrity": "sha1-DByP8BV/B29KfAtyHKFCPxu+Fk4=",
+      "dev": true
+    },
+    "@angular/http": {
+      "version": "4.2.6",
+      "resolved": "https://registry.npmjs.org/@angular/http/-/http-4.2.6.tgz",
+      "integrity": "sha1-SZ4roLvB89cbdt6+wDTJWMrxE04=",
+      "dev": true
+    },
+    "@angular/platform-browser": {
+      "version": "4.2.6",
+      "resolved": "https://registry.npmjs.org/@angular/platform-browser/-/platform-browser-4.2.6.tgz",
+      "integrity": "sha1-oTH/WSIl/mSWvKLJr/YSpNvd9Dc=",
+      "dev": true
+    },
+    "reflect-metadata": {
+      "version": "0.1.10",
+      "resolved": "https://registry.npmjs.org/reflect-metadata/-/reflect-metadata-0.1.10.tgz",
+      "integrity": "sha1-tPg3BEFqytiZiMmxVjXUfgO5NEo=",
+      "dev": true
+    },
+    "rxjs": {
+      "version": "5.4.2",
+      "resolved": "https://registry.npmjs.org/rxjs/-/rxjs-5.4.2.tgz",
+      "integrity": "sha1-KjI2/L8D31e64G/Wly/ZnlwI/Pc=",
+      "dev": true
+    },
+    "symbol-observable": {
+      "version": "1.0.4",
+      "resolved": "https://registry.npmjs.org/symbol-observable/-/symbol-observable-1.0.4.tgz",
+      "integrity": "sha1-Kb9hXUqnEhvdiYsi1LP5vE4qoD0=",
+      "dev": true
+    },
+    "tslib": {
+      "version": "1.7.1",
+      "resolved": "https://registry.npmjs.org/tslib/-/tslib-1.7.1.tgz",
+      "integrity": "sha1-vIAEFkaRkjp5/oN4u+s9ogF1OOw=",
+      "dev": true
+    },
+    "typescript": {
+      "version": "2.4.1",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-2.4.1.tgz",
+      "integrity": "sha1-w8yxbdqgsjFN4DHn5v7onlujRrw=",
+      "dev": true
+    },
+    "zone.js": {
+      "version": "0.7.8",
+      "resolved": "https://registry.npmjs.org/zone.js/-/zone.js-0.7.8.tgz",
+      "integrity": "sha1-Tz/og01EWX8mOQU6D6Q43zT//e0=",
+      "dev": true
+    }
+  }
+}
diff --git a/samples/client/petstore/typescript-angular4/npm/pom.xml b/samples/client/petstore/typescript-angular4/npm/pom.xml
new file mode 100644
index 00000000000..f819205f53d
--- /dev/null
+++ b/samples/client/petstore/typescript-angular4/npm/pom.xml
@@ -0,0 +1,46 @@
+<project>
+    <modelVersion>4.0.0</modelVersion>
+    <groupId>com.wordnik</groupId>
+    <artifactId>TSAngular4PestoreTest</artifactId>
+    <packaging>pom</packaging>
+    <version>1.0-SNAPSHOT</version>
+    <name>TS Angular4 Pettore Test</name>
+    <build>
+        <plugins>
+            <plugin>
+                <artifactId>maven-dependency-plugin</artifactId>
+                <executions>
+                    <execution>
+                        <phase>package</phase>
+                        <goals>
+                            <goal>copy-dependencies</goal>
+                        </goals>
+                        <configuration>
+                            <outputDirectory>${project.build.directory}</outputDirectory>
+                        </configuration>
+                    </execution>
+                </executions>
+            </plugin>
+            <plugin>
+                <groupId>org.codehaus.mojo</groupId>
+                <artifactId>exec-maven-plugin</artifactId>
+                <version>1.2.1</version>
+                <executions>
+                    <execution>
+                        <id>npm-install</id>
+                        <phase>pre-integration-test</phase>
+                        <goals>
+                            <goal>exec</goal>
+                        </goals>
+                        <configuration>
+                            <executable>npm</executable>
+                            <arguments>
+                                <argument>install</argument>
+                            </arguments>
+                        </configuration>
+                    </execution>
+                </executions>
+            </plugin>
+        </plugins>
+    </build>
+</project>