diff --git a/packages/core/src/pattern-draft-queue.mjs b/packages/core/src/pattern-draft-queue.mjs
index 30014d57f42..96daeb8b40b 100644
--- a/packages/core/src/pattern-draft-queue.mjs
+++ b/packages/core/src/pattern-draft-queue.mjs
@@ -1,42 +1,73 @@
+/**
+ * A queue for handling the draft order of pattern parts
+ * Unlike most queues, traversing this queue is non-destructive
+ * so that the queue can be traversed many times.
+ * The goal is to allow the queue to be manipulated while being traversed
+ * @class
+ * @param {Pattern} pattern the pattern that will use the queue
+ */
 export function PatternDraftQueue(pattern) {
+  // save the config resolver
   this.__configResolver = pattern.__configResolver
+  // get the draft order in its current state
   this.queue = this.__resolveDraftOrder()
+  // start at 0
   this.start()
 }
 
+/** Go back to the beginning of the queue */
 PatternDraftQueue.prototype.start = function () {
   this.queueIndex = 0
 }
 
+/**
+ * Add a part to end of the queue. Useful for queueing up parts a draft time
+ * @param {string} partName the name to the part to add
+ */
 PatternDraftQueue.prototype.addPart = function (partName) {
   if (!this.contains(partName)) this.queue.push(partName)
   return this
 }
 
+/**
+ * Check whether the queue has a next part without moving the queue index
+ * @return {Boolean} whether there is a next part in the queue
+ */
 PatternDraftQueue.prototype.hasNext = function () {
   return this.queueIndex < this.queue.length
 }
 
+/**
+ * Get the next part in the queue without moving the queue index
+ * @return {string} the next part in the queue
+ */
 PatternDraftQueue.prototype.peek = function () {
   return this.queue[this.queueIndex]
 }
 
+/**
+ * Get the next part in the queue and move the queue index
+ * @return {string} the next part in the queue
+ */
 PatternDraftQueue.prototype.next = function () {
   const next = this.peek()
   this.queueIndex++
   return next
 }
 
+/**
+ * Check whether a part is already queued
+ * @param  {string} partName the name of the part
+ * @return {boolean}          whether the part is in the queue
+ */
 PatternDraftQueue.prototype.contains = function (partName) {
   return this.queue.indexOf(partName) !== -1
 }
 
 /**
  * Resolves the draft order based on the configuation
- *
  * @private
- * @param {object} graph - The object of resolved dependencies, used to call itself recursively
- * @return {Pattern} this - The Pattern instance
+ * @return A list of parts in the order they should be drafted
  */
 PatternDraftQueue.prototype.__resolveDraftOrder = function () {
   const partDistances = this.__configResolver.__mutated.partDistance
diff --git a/packages/core/src/pattern.mjs b/packages/core/src/pattern.mjs
index 70688304860..e74dcddefd3 100644
--- a/packages/core/src/pattern.mjs
+++ b/packages/core/src/pattern.mjs
@@ -920,6 +920,7 @@ Pattern.prototype.__pack = function () {
     }
   }
   if (this.settings[0].layout === true) {
+    // some plugins will add a width constraint to the settings, but we can safely pass undefined if not
     let size = pack(bins, { inPlace: true, maxWidth: this.settings[0].maxWidth })
     for (let bin of bins) {
       this.autoLayout.stacks[bin.id] = { move: {} }
@@ -950,6 +951,11 @@ Pattern.prototype.__pack = function () {
   return this
 }
 
+/**
+ * Gets the configuration for the config resolver and sets it on the pattern
+ * @private
+ * @return  {Pattern} this - The Pattern instance
+ */
 Pattern.prototype.__resolveConfig = function () {
   this.config = this.__configResolver.asConfig()
   return this