promise.diff

diff --git a/uni-app/index.d.ts b/uni-app/index.d.ts
index 0905fae..a9e4fbc 100644
--- a/uni-app/index.d.ts
+++ b/uni-app/index.d.ts
@@ -5,6 +5,7 @@
 /// <reference path="./page.d.ts" />
 /// <reference path="./uni.d.ts" />
 /// <reference path="./cloud.d.ts" />
+/// <reference path="./promise.d.ts" />

 import UniApp = UniNamespace;
 import UniCloud = UniCloudNamespace;
diff --git a/uni-app/promise.d.ts b/uni-app/promise.d.ts
new file mode 100644
index 0000000..5e443d5
--- /dev/null
+++ b/uni-app/promise.d.ts
@@ -0,0 +1,13 @@
+/// <reference path="./uni.d.ts" />
+type OmitCallback<T> = Omit<T, "success" | "failed" | "complete">
+
+type PromiseUni = {
+    [k in keyof Uni]: Uni[k] extends (options: infer Op) => infer Re ?
+        (Op extends { success?: (result: infer Su) => void, fail?: (result: any) => void } ?
+            ((options: OmitCallback<Op>) => Promise<Su>) &
+            ((options: Op) => Re) :
+            Uni[k]) :
+        Uni[k]
+}
+
+declare const uni: PromiseUni;
diff --git a/uni-app/uni.d.ts b/uni-app/uni.d.ts
index e32eaa3..e4a8580 100644
--- a/uni-app/uni.d.ts
+++ b/uni-app/uni.d.ts
@@ -14537,7 +14537,7 @@ declare namespace UniNamespace {
  *
  * 文档: [http://uniapp.dcloud.io/api](http://uniapp.dcloud.io/api)
  */
-declare const uni: UniNamespace.Uni;
+// 移动至 promise.d.ts
 
 interface Uni {
     /**