store null value

src/components/inspector.tsx

@@ -738,6 +738,7 @@ const NodeInspector: FC = () => {
   // eslint-disable-next-line @typescript-eslint/no-explicit-any
   const finish = (values: any) => {
     const data = {} as NodeData;
+    data.$id = editingNode.data.$id;
     data.id = editingNode.data.id;
     data.name = values.name;
     data.debug = values.debug || undefined;

src/misc/b3type.ts

@@ -1,6 +1,6 @@
 import { NodeDef } from "../behavior3/src/behavior3";
 
-export const VERSION = "1.8.7";
+export const VERSION = "1.8.8";
 
 export const keyWords = ["true", "false", "null", "undefined", "NaN", "Infinity"];
 

src/misc/stringify.ts

@@ -251,8 +251,10 @@ export const stringifyJson = (data: unknown, option?: JsonStringifyOption) => {
       buffer.writeString(numberToString(value, ctx.precision));
     } else if (typeof value === "boolean") {
       buffer.writeString(value.toString());
-    } else if (value === null || value === undefined) {
+    } else if (value === null) {
       buffer.writeString("null");
+    } else if (value === undefined) {
+      buffer.writeString("undefined");
     } else if (typeof value === "string") {
       buffer.writeString('"');
       buffer.writeString(escape(value));
@@ -280,7 +282,7 @@ export const stringifyJson = (data: unknown, option?: JsonStringifyOption) => {
       return;
     }
 
-    const ks = keys(value, undefined, value["!ignore"]);
+    const ks = keys(value, (v) => v !== undefined, value["!ignore"]);
     const space = ctx.indent > 0 ? " " : "";
     buffer.writeString("{");
     buffer.linefeed();