fix(core): update

2020-10-05 15:28:29 +00:00
parent 55f8951732
commit fc91dd3171
1 changed files with 10 additions and 1 deletions
--- a/ts/index.ts
+++ b/ts/index.ts
@@ -49,8 +49,17 @@ export class Smartjson {
   */
  public foldToObject() {
    const newFoldedObject: { [key: string]: any } = {};
+    const trackMap = [];
    for (const keyName of this.saveableProperties) {
-      newFoldedObject[keyName] = plugins.lodashCloneDeep(this[keyName]);
+      let value = this[keyName];
+      if (value instanceof Smartjson) {
+        if (trackMap.includes(value)) {
+          throw new Error('cycle detected');
+        }
+        trackMap.push(value);
+        value = value.foldToObject();
+      }
+      newFoldedObject[keyName] = plugins.lodashCloneDeep(value);
    }
    return newFoldedObject;
  }