fix(json-crdt): 🐛 make change flush safe

streamich · streamich · commit 91a37ae67bfe · 2024-08-19T10:24:03.000+02:00
diff --git a/src/json-crdt/model/api/ModelApi.ts b/src/json-crdt/model/api/ModelApi.ts
@@ -286,7 +286,7 @@ export class ModelApi<N extends JsonNode = JsonNode> implements SyncStore<JsonNo
   public flush(): Patch {
     const patch = this.builder.flush();
     this.next = 0;
-    this.onFlush.emit(patch);
+    if (patch.ops.length) this.onFlush.emit(patch);
     return patch;
   }
 

Original file line number	Diff line number	Diff line change
`@@ -286,7 +286,7 @@ export class ModelApi<N extends JsonNode = JsonNode> implements SyncStore<JsonNo`
`286`	`286`	`public flush(): Patch {`
`287`	`287`	`const patch = this.builder.flush();`
`288`	`288`	`this.next = 0;`
`289`		`- this.onFlush.emit(patch);`
	`289`	`+ if (patch.ops.length) this.onFlush.emit(patch);`
`290`	`290`	`return patch;`
`291`	`291`	`}`
`292`	`292`