add merge tests for #263

src/index.js

@@ -72,5 +72,6 @@ export {
   tryGc,
   transact,
   AbstractConnector,
-  logType
+  logType,
+  mergeUpdates
 } from './internals.js'

src/internals.js

@@ -15,6 +15,7 @@ export * from './utils/Snapshot.js'
 export * from './utils/StructStore.js'
 export * from './utils/Transaction.js'
 export * from './utils/UndoManager.js'
+export * from './utils/updates.js'
 export * from './utils/YEvent.js'
 
 export * from './types/AbstractType.js'

src/utils/updates.js

@@ -0,0 +1,16 @@
+
+/**
+ * @param {Array<Uint8Array>} updates
+ * @return {Uint8Array}
+ */
+export const mergeUpdates = updates => {
+  return updates[0]
+}
+
+/**
+ * @param {Uint8Array} update
+ * @param {Uint8Array} sv
+ */
+export const diffUpdate = (update, sv) => {
+  return update
+}