struct consistencies

src/main/java/ortus/boxlang/yaml/BoxLangRepresenter.java

@@ -0,0 +1,47 @@
+/**
+ * [BoxLang]
+ *
+ * Copyright [2023] [Ortus Solutions, Corp]
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package ortus.boxlang.yaml;
+
+import org.yaml.snakeyaml.DumperOptions;
+import org.yaml.snakeyaml.nodes.Node;
+import org.yaml.snakeyaml.representer.Representer;
+
+import ortus.boxlang.runtime.scopes.Key;
+
+public class BoxLangRepresenter extends Representer {
+
+	/**
+	 * Constructor
+	 */
+	public BoxLangRepresenter( DumperOptions options ) {
+		super( options );
+		this.representers.put( Key.class, new RepesentKey() );
+	}
+
+	private class RepesentKey extends RepresentString {
+
+		@Override
+		public Node representData( Object data ) {
+			if ( data instanceof Key castedKey ) {
+				return super.representData( castedKey.getName() );
+			}
+			return super.representData( data );
+		}
+	}
+
+}

src/main/java/ortus/boxlang/yaml/YamlParser.java

@@ -54,7 +54,7 @@ private YamlParser() {
 		options.setDefaultFlowStyle( DumperOptions.FlowStyle.BLOCK );
 		options.setPrettyFlow( true );
 
-		Representer representer = new Representer( options );
+		Representer representer = new BoxLangRepresenter( options );
 		representer.getPropertyUtils().setSkipMissingProperties( true );
 
 		LoaderOptions loaderOptions = new LoaderOptions();

src/test/java/ortus/boxlang/moduleslug/IntegrationTest.java

@@ -52,4 +52,46 @@ public void testCanSerializeString() {
 		    context );
 		assertThat( variables.get( result ) ).isEqualTo( "Hello World\n" );
 	}
+
+	@DisplayName( "It can serialize a number" )
+	@Test
+	public void testCanSerializeNumber() {
+		// @formatter:off
+		runtime.executeSource(
+		    """
+		        result = yamlSerialize( 42 )
+		    	println( result )
+		    """,
+		    context );
+		// @formatter:on
+		assertThat( variables.get( result ) ).isEqualTo( "42\n" );
+	}
+
+	@DisplayName( "It can serialize an array" )
+	@Test
+	public void testCanSerializeArray() {
+		// @formatter:off
+		runtime.executeSource(
+		    """
+		        result = yamlSerialize( [ 1, 2, 3 ] )
+		    	println( result )
+		    """,
+		    context );
+		// @formatter:on
+		assertThat( variables.get( result ) ).isEqualTo( "- 1\n- 2\n- 3\n" );
+	}
+
+	@DisplayName( "It can serialize a struct" )
+	@Test
+	public void testCanSerializeStruct() {
+		// @formatter:off
+		runtime.executeSource(
+		    """
+		        result = yamlSerialize( { name = "Luis", age = 42 } )
+		    	println( result )
+		    """,
+		    context );
+		// @formatter:on
+		assertThat( variables.get( result ) ).isEqualTo( "age: 42\nname: Luis\n" );
+	}
 }