fix(navigateBack): 修复 navigateBack options ts 类型可选引发的 ts 错误

packages/uni-app-plus/src/service/api/route/navigateBack.ts

@@ -40,9 +40,11 @@ export const navigateBack = defineAsyncApi<API_TYPE_NAVIGATE_BACK>(
       quit()
     } else if (isDirectPage(page)) {
       reLaunchEntryPage()
-    } else {
+    } else if (args) {
       const { delta, animationType, animationDuration } = args
       back(delta!, animationType, animationDuration)
+    } else {
+      back()
     }
     return resolve()
   },
@@ -65,7 +67,7 @@ function quit() {
 }
 
 function back(
-  delta: number,
+  delta: number = 1,
   animationType?: string,
   animationDuration?: number
 ) {

packages/uni-components/src/components/navigator.ts

@@ -33,7 +33,17 @@ const ANIMATION_OUT = [
 ]
 
 type AnimationToType = Parameters<typeof uni.navigateTo>[0]['animationType']
-type AnimationBackType = Parameters<typeof uni.navigateBack>[0]['animationType']
+type AnimationBackType =
+  | 'auto'
+  | 'none'
+  | 'slide-out-right'
+  | 'slide-out-left'
+  | 'slide-out-top'
+  | 'slide-out-bottom'
+  | 'fade-out'
+  | 'zoom-in'
+  | 'zoom-fade-in'
+  | 'pop-out'
 
 export const navigatorProps = {
   hoverClass: {

packages/uni-h5/src/service/api/route/navigateBack.ts

@@ -23,7 +23,7 @@ export const navigateBack = defineAsyncApi<API_TYPE_NAVIGATE_BACK>(
       return reject(ON_BACK_PRESS)
     }
 
-    getApp().$router.go(-args.delta!)
+    getApp().$router.go(args && args.delta ? -args.delta : -1)
     return resolve()
   },
   NavigateBackProtocol,