__deltaToPatch

Author: odeimaiz

services/static-webserver/client/source/class/osparc/wrapper/JsonDiffPatch.js

@@ -51,6 +51,7 @@ qx.Class.define("osparc.wrapper.JsonDiffPatch", {
 
   members: {
     __diffPatcher: null,
+    __deltaToPatch: null,
 
     init: function() {
       // initialize the script loading
@@ -64,6 +65,9 @@ qx.Class.define("osparc.wrapper.JsonDiffPatch", {
 
         this.__diffPatcher = jsondiffpatch.create();
 
+        const JsonPatchFormatter = jsondiffpatch.formatters.jsonpatch;
+        this.__deltaToPatch = new JsonPatchFormatter();
+
         this.setLibReady(true);
       }, this);
 
@@ -84,8 +88,8 @@ qx.Class.define("osparc.wrapper.JsonDiffPatch", {
     // format to JSON PATCH (RFC 6902)
     // https://github.com/benjamine/jsondiffpatch/blob/master/docs/formatters.md
     deltaToJsonPatch: function(delta) {
-      if (this.__diffPatcher.formatters) {
-        const patch = this.__diffPatcher.formatters.jsonpatch.format(delta);
+      if (this.__deltaToPatch) {
+        const patch = this.__deltaToPatch.format(delta);
         console.log("(RFC 6902)", patch);
       }
     },