feat: uni.canIUse

packages/uni-app-plus/src/service/api/base/canIUse.ts

+import { hasOwn } from '@vue/shared'
+
+import {
+  API_CAN_I_USE,
+  API_TYPE_CAN_I_USE,
+  CanIUseProtocol,
+  defineSyncApi,
+} from '@dcloudio/uni-api'
+
+export const canIUse = defineSyncApi<API_TYPE_CAN_I_USE>(
+  API_CAN_I_USE,
+  (schema: string) => {
+    if (hasOwn(uni, schema)) {
+      return true
+    }
+    return false
+  },
+  CanIUseProtocol
+)

packages/uni-app-plus/src/service/api/index.ts

@@ -7,6 +7,8 @@ export * from './file/removeSavedFile'
 export * from './file/getFileInfo'
 export * from './file/openDocument'
 
+export * from './base/canIUse'
+
 export * from './device/systemInfo'
 export * from './device/compass'
 export * from './device/vibrate'

packages/uni-h5/src/service/api/base/canIUse.ts

@@ -32,8 +32,6 @@ const SCHEMA_CSS = {
   'css.env': cssEnv,
   'css.constant': cssConstant,
   'css.backdrop-filter': cssBackdropFilter,
-  getLaunchOptionsSync: false,
-  getEnterOptionsSync: false,
 }
 
 export const canIUse = defineSyncApi<API_TYPE_CAN_I_USE>(