Lots of work on the parser including testing interface

app/imports/parser/parseTree/ArrayNode.js

@@ -0,0 +1,15 @@
+import ParseNode from '/imports/parser/parseTree/ParseNode.js';
+
+export default class ArrayNode extends ParseNode {
+  constructor({values}) {
+		super();
+    this.values = values;
+  }
+  compile(){
+    let values = this.values.map(node => node.compile());
+    return new ArrayNode({values});
+  }
+  toString(){
+    return `[${this.values.map(node => node.toString()).join(', ')}]`;
+  }
+}