fix(NodePart): factory method created to help us when creating NodePa…

…rt, introduced due to scope hoisting problem with ParcelJS

src/lib/parts.ts

@@ -134,6 +134,15 @@ export class AttributePart implements Part {
   }
 }
 
+/**
+ * Creates a new NodePart instance
+ * Introduced because of scope hoisting problem with parcel js
+ * https://github.com/parcel-bundler/parcel/issues/3172
+ */
+export function nodePartFactory(options: RenderOptions) {
+  return new NodePart(options);
+}
+
 /**
  * A Part that controls a location within a Node tree. Like a Range, NodePart
  * has start and end locations and can set and update the Nodes between those
@@ -308,7 +317,7 @@ export class NodePart implements Part {
 
       // If no existing part, create a new one
       if (itemPart === undefined) {
-        itemPart = new NodePart(this.options);
+        itemPart = nodePartFactory(this.options);
         itemParts.push(itemPart);
         if (partIndex === 0) {
           itemPart.appendIntoPart(this);