Added new append method to TropoBuilder which allows to create more

complex builders by appending existing builder objects.

This closes #2

TropoWebapiGrailsGrailsPlugin.groovy

@@ -1,6 +1,6 @@
 class TropoWebapiGrailsGrailsPlugin {
     // the plugin version
-    def version = "0.1.1"
+    def version = "0.1.2"
     // the version or versions of Grails the plugin is designed for
     def grailsVersion = "1.3.6 > *"
     // the other plugins this plugin depends on

src/groovy/com/tropo/grails/TropoBuilder.groovy

@@ -303,6 +303,11 @@ class TropoBuilder extends BuilderSupport {
 				def map = ["value":value]
 				createNode(name,map)
 			}
+		} else if (name == "append") {
+			JSONObject tropo = value.root['tropo']
+			tropo.entrySet().each {
+				createNode(it.key, it.value)
+			}
 		}
 		return null;
 	}

test/unit/com/tropo/grails/TropoBuilderTests.groovy

@@ -685,4 +685,40 @@ class TropoBuilderTests extends GroovyTestCase {
 		map = new TropoBuilder().parse(map)
 		assert map.session.userType == 'HUMAN'
 	}
+
+
+	public void testAppendTropo() {
+
+		def builder1 = new TropoBuilder()
+		builder1.tropo {
+			say('Please say your account number')
+		}
+
+		def builder2 = new TropoBuilder()
+		builder2.tropo {
+			ask(name : 'foo', bargein: true, timeout: 30, required: true, choices: '[5 DIGITS]') {
+				append(builder1)
+			}
+		}
+
+		assert builder2.text() == "{\"tropo\":[{\"ask\":{\"name\":\"foo\",\"bargein\":true,\"timeout\":30,\"required\":true,\"choices\":[\"5 DIGITS\"],\"say\":[{\"value\":\"Please say your account number\"}]}}]}"
+	}
+
+	public void testAppendOnBlock() {
+
+		def builder1 = new TropoBuilder() 
+		builder1.tropo {
+			on(event:'success',next:'/result.json')
+		}
+
+		def builder2 = new TropoBuilder()
+		builder2.tropo {
+			ask(name : 'foo', bargein: true, timeout: 30, required: true) {
+				say('Please say your account number')
+				choices(value: '[5 DIGITS]')
+			}
+			append(builder1)
+		}
+		assert builder2.text() == "{\"tropo\":[{\"ask\":{\"name\":\"foo\",\"bargein\":true,\"timeout\":30,\"required\":true,\"say\":[{\"value\":\"Please say your account number\"}],\"choices\":{\"value\":\"[5 DIGITS]\"}}},{\"on\":{\"event\":\"success\",\"next\":\"/result.json\"}}]}"
+	}
 }