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

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

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

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

@@ -33,18 +33,9 @@ const ANIMATION_OUT = [
 ]
 
 type AnimationToType = Parameters<typeof uni.navigateTo>[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'
-
+type AnimationBackType = Required<
+  Parameters<typeof uni.navigateBack>
+>[0]['animationType']
 export const navigatorProps = {
   hoverClass: {
     type: String,

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().$router.go(args && args.delta ? -args.delta : -1)
+    getApp().$router.go(-args!.delta!)
     return resolve()
   },
   NavigateBackProtocol,