Added support for executing NodeJS scripts as a build step

Author: Kevin Marquardsen

docs/Home.md

@@ -17,6 +17,7 @@ Have a look at the [Jenkins Job DSL Gradle example](https://github.com/sheehan/j
 
 ## Release Notes
 * 1.31 (unreleased)
+ * Added support for the Execute NodeJS script included in the [NodeJS Plugin](https://wiki.jenkins-ci.org/display/JENKINS/NodeJS+Plugin)
  * Added support for [Build Node Column Plugin](https://wiki.jenkins-ci.org/display/JENKINS/Build+Node+Column+Plugin)
  * Added support for [Pre-SCM Build Step Plugin](https://wiki.jenkins-ci.org/display/JENKINS/pre-scm-buildstep)
  * Added support for [Sonar Plugin](http://docs.sonarqube.org/display/SONAR/Jenkins+Plugin)

docs/Job-reference.md

@@ -156,6 +156,7 @@ freeStyleJob(String name) { // since 1.30
         groovyCommand(String command, String groovyName, Closure groovyClosure = null)
         groovyScriptFile(String fileName, Closure groovyClosure = null)
         groovyScriptFile(String fileName, String groovyName, Closure groovyClosure = null)
+        nodejsCommand(String command, String nodeVersion)
         httpRequest(String url, Closure closure = null) // since 1.28
         maven(Closure mavenClosure) // since 1.20
         maven(String target = null, String pom = null, Closure configure = null)
@@ -2209,6 +2210,18 @@ job('example') {
 
 (since 1.27)
 
+### NodeJS Command
+```groovy
+job {
+    steps {
+        nodejsCommand(String command, String nodeVersion)
+    }
+}
+```
+
+Executes a NodeJS script. Requires the [NodeJS Plugin](https://wiki.jenkins-ci.org/display/JENKINS/NodeJS+Plugin).
+(since 1.31)
+
 ### Golang
 
 ```groovy

job-dsl-core/src/main/groovy/javaposse/jobdsl/dsl/helpers/step/StepContext.groovy

@@ -1116,4 +1116,20 @@ class StepContext implements Context {
             }
         }
     }
+
+    /**
+     * <jenkins.plugins.nodejs.NodeJsCommandInterpreter plugin="nodejs@0.2.1">
+     *     <command></command>
+     *     <nodeJSInstallationName></nodeJSInstallationName>
+     * </jenkins.plugins.nodejs.NodeJsCommandInterpreter>
+     */
+    void nodejsCommand(String commandScript, String installation) {
+        NodeBuilder nodeBuilder = new NodeBuilder()
+        stepNodes << nodeBuilder.'jenkins.plugins.nodejs.NodeJsCommandInterpreter' {
+            'command' commandScript
+            nodeJSInstallationName installation
+        }
+
+    }
+
 }

job-dsl-core/src/test/groovy/javaposse/jobdsl/dsl/helpers/step/StepContextSpec.groovy

@@ -2451,4 +2451,17 @@ still-another-dsl.groovy'''
         where:
         mode << ['GET', 'POST', 'PUT', 'DELETE']
     }
+
+    def 'call nodejsCommand method'() {
+        when:
+        context.nodejsCommand('var test = require(\'node\');', 'node (0.0.1)')
+
+        then:
+        context.stepNodes != null
+        context.stepNodes.size() == 1
+        def nodejsCommandStep = context.stepNodes[0]
+        nodejsCommandStep.name() == 'jenkins.plugins.nodejs.NodeJsCommandInterpreter'
+        nodejsCommandStep.command[0].value() == 'var test = require(\'node\');'
+        nodejsCommandStep.nodeJSInstallationName[0].value() == 'node (0.0.1)'
+    }
 }