WW-4532 Javascript generated by s:doubleselect has global variables that can interfer with the rest of the app

- Introduce new build plugin to automatically execute jslint checks during build on javascript resources

core/pom.xml

@@ -106,6 +106,29 @@
                     </excludes>
                 </configuration>
             </plugin>
+            <plugin>
+                <groupId>com.cj.jshintmojo</groupId>
+                <artifactId>jshint-maven-plugin</artifactId>
+                <executions>
+                    <execution>
+                        <goals>
+                            <goal>lint</goal>
+                        </goals>
+                    </execution>
+                </executions>
+                <configuration>
+                    <configFile>src/main/resources/jshint.conf.js</configFile>
+                    <directories>
+                        <directory>src/main/resources/</directory>
+                    </directories>
+                    <excludes>
+                        <exclude>src/main/resources/org/apache/struts2/static/domTT.js</exclude>
+                    </excludes>
+                    <reporter>jslint</reporter>
+                    <reportFile>target/jshint.xml</reportFile>
+                    <failOnError>true</failOnError>
+                </configuration>
+            </plugin>
         </plugins>
     </build>
 

core/src/main/resources/jshint.conf.js

@@ -0,0 +1,13 @@
+{
+    "maxparams": 5,
+    "indent": true,
+    "camelcase": true,
+    "eqeqeq": true,
+    "forin": true,
+    "immed": true,
+    "latedef": false,
+    "noarg": true,
+    "noempty": true,
+    "nonew": true,
+    "globals": {}
+}