chore!: upgrade deps

* new version of `@vue/composition-api` with breaking changes

package.json

@@ -65,36 +65,36 @@
   "devDependencies": {
     "@babel/core": "^7.12.10",
     "@babel/plugin-transform-runtime": "^7.12.10",
-    "@babel/preset-env": "^7.12.10",
+    "@babel/preset-env": "^7.12.11",
     "@babel/preset-typescript": "^7.12.7",
     "@babel/runtime": "^7.12.5",
     "@release-it/conventional-changelog": "^2.0.0",
     "@sanity/client": "^2.1.0",
     "@sanity/image-url": "^0.140.19",
     "@siroc/eslint-config": "^0.2.0",
     "@siroc/jest-preset": "^0.2.0",
-    "@types/jest": "^26.0.18",
+    "@types/jest": "^26.0.19",
     "@types/jsdom": "^16.2.5",
     "@types/memory-fs": "^0.3.2",
-    "@typescript-eslint/eslint-plugin": "^4.9.1",
-    "@typescript-eslint/parser": "^4.9.1",
-    "@vue/composition-api": "1.0.0-beta.21",
-    "@vue/test-utils": "^1.1.1",
+    "@typescript-eslint/eslint-plugin": "^4.10.0",
+    "@typescript-eslint/parser": "^4.10.0",
+    "@vue/composition-api": "1.0.0-beta.22",
+    "@vue/test-utils": "^1.1.2",
     "codecov": "^3.8.1",
-    "eslint": "^7.15.0",
-    "eslint-config-prettier": "^7.0.0",
+    "eslint": "^7.16.0",
+    "eslint-config-prettier": "^7.1.0",
     "eslint-plugin-jest": "^24.1.3",
-    "eslint-plugin-prettier": "^3.2.0",
+    "eslint-plugin-prettier": "^3.3.0",
     "expect-type": "^0.11.0",
     "flush-promises": "^1.0.2",
-    "husky": "^4.3.5",
+    "husky": "^4.3.6",
     "jest": "^26.6.3",
     "lint-staged": "^10.5.3",
     "memory-fs": "^0.5.0",
     "prettier": "^2.2.1",
     "release-it": "14.2.2",
     "siroc": "^0.6.0",
-    "typescript": "^4.1.2",
+    "typescript": "^4.1.3",
     "vue": "2.6.12",
     "vue-server-renderer": "^2.6.12",
     "vue-template-compiler": "^2.6.12"

src/cache.ts

@@ -1,3 +1,4 @@
+import { VueConstructor } from 'vue'
 import {
   computed,
   getCurrentInstance,
@@ -20,13 +21,14 @@ const cache = reactive<Record<string, CacheEntry<any>>>({})
 export function ensureInstance() {
   const instance = getCurrentInstance()
   if (!instance) throw new Error('You must call this from within a component')
-  return instance
+  return instance.proxy as InstanceType<VueConstructor>
 }
 
 export function getServerInstance() {
   const instance = getCurrentInstance()
 
-  if (instance?.$isServer) return instance
+  if (instance?.proxy.$isServer)
+    return instance.proxy as InstanceType<VueConstructor>
   return false
 }