cleanup docs

src/Util/structReferences.js

@@ -12,15 +12,30 @@ import ItemEmbed from '../Struct/ItemEmbed.js'
 const structs = new Map()
 const references = new Map()
 
+/**
+ * Register a new Yjs types. The same type must be defined with the same
+ * reference on all clients!
+ *
+ * @param {Number} reference
+ * @param {class} structConstructor
+ *
+ * @public
+ */
 export function registerStruct (reference, structConstructor) {
   structs.set(reference, structConstructor)
   references.set(structConstructor, reference)
 }
 
+/**
+ * @private
+ */
 export function getStruct (reference) {
   return structs.get(reference)
 }
 
+/**
+ * @private
+ */
 export function getStructReference (typeConstructor) {
   return references.get(typeConstructor)
 }