diff --git a/README.md b/README.md
index 74d6811..75169d9 100644
--- a/README.md
+++ b/README.md
@@ -35,10 +35,14 @@ export interface NodeDef {
             | "enum?"
             | "string"
             | "string?"
+            | "json"
+            | "json?"
             | "code"
             | "code?";
         desc: string;
         default?: unknown;
+        /** Input `value`, only one is allowed between `value` and this arg.*/
+        oneof?: string;
         options?: { name: string; value: unknown }[];
     }[];
     status?:
diff --git a/src/components/inspector.tsx b/src/components/inspector.tsx
index b306177..b6cc552 100644
--- a/src/components/inspector.tsx
+++ b/src/components/inspector.tsx
@@ -1,5 +1,5 @@
 import { EditNode, EditTree, useWorkspace } from "@/contexts/workspace-context";
-import { NodeArg, NodeArgType, NodeModel, TreeGraphData } from "@/misc/b3type";
+import { NodeArg, NodeModel, TreeGraphData } from "@/misc/b3type";
 import { checkOneof } from "@/misc/b3util";
 import { Hotkey, isMacos } from "@/misc/keys";
 import { EditOutlined } from "@ant-design/icons";
@@ -388,7 +388,7 @@ const NodeInspector: FC = () => {
               </Divider>
               {def.args.map((v) => {
                 const required = v.type.indexOf("?") === -1;
-                const type = v.type.replace("?", "") as NodeArgType;
+                const type = v.type.replace("?", "") as NodeArg["type"];
                 return (
                   <Form.Item
                     name={`args.${v.name}`}
diff --git a/src/misc/b3type.ts b/src/misc/b3type.ts
index 3a1f177..4d6b09d 100644
--- a/src/misc/b3type.ts
+++ b/src/misc/b3type.ts
@@ -1,6 +1,5 @@
 import { TreeGraphData as G6TreeGraphData } from "@antv/g6";
 
-export type NodeArgType = "boolean" | "string" | "int" | "float" | "json" | "enum" | "code";
 export type NodeType = "Action" | "Composite" | "Decorator" | "Condition" | "Other" | "Error";
 
 export interface NodeArgOption {
@@ -10,7 +9,21 @@ export interface NodeArgOption {
 
 export interface NodeArg {
   name: string;
-  type: NodeArgType | `${NodeArgType}?`;
+  type:
+    | "boolean"
+    | "boolean?"
+    | "int"
+    | "int?"
+    | "float"
+    | "float?"
+    | "string"
+    | "string?"
+    | "json"
+    | "json?"
+    | "enum"
+    | "enum?"
+    | "code"
+    | "code?";
   desc: string;
   oneof?: string;
   default?: unknown;
@@ -29,10 +42,27 @@ export interface NodeDef {
   doc?: string;
   color?: string;
   icon?: string;
-  status?: Exclude<
-    `${Status}` | `!${Status}` | `|${Status}` | `&${Status}`,
-    "!running" | "&running"
-  >[];
+  /**
+   * + `!success`  !(child_success|child_success|...)
+   * + `!failure`  !(child_failure|child_failure|...)
+   * + `|success`  child_success|child_success|...
+   * + `|failure`  child_failure|child_failure|...
+   * + `|running`  child_running|child_running|...
+   * + `&success`  child_success&child_success&...
+   * + `&failure`  child_failure&child_failure&...
+   */
+  status?: (
+    | "success"
+    | "failure"
+    | "running"
+    | "!success"
+    | "!failure"
+    | "|success"
+    | "|failure"
+    | "|running"
+    | "&success"
+    | "&failure"
+  )[];
   children?: -1 | 0 | 1;
 }
 
diff --git a/src/misc/b3util.ts b/src/misc/b3util.ts
index 9c460ac..9ed3419 100644
--- a/src/misc/b3util.ts
+++ b/src/misc/b3util.ts
@@ -1,5 +1,5 @@
 import { useWorkspace } from "@/contexts/workspace-context";
-import { NodeArg, NodeArgType, NodeDef, NodeModel, TreeGraphData, TreeModel } from "@/misc/b3type";
+import { NodeArg, NodeDef, NodeModel, TreeGraphData, TreeModel } from "@/misc/b3type";
 import * as fs from "fs";
 import { message } from "./hooks";
 import Path from "./path";
@@ -79,7 +79,7 @@ const checkNodeArg = (
 ) => {
   let hasError = false;
   const arg = conf.args![i] as NodeArg;
-  const type = arg.type.replace("?", "") as NodeArgType;
+  const type = arg.type.replace("?", "") as NodeArg["type"];
   const value = data.args?.[arg.name];
   if (type === "float") {
     const isNumber = typeof value === "number";