feat: init

node_modules/nuxt/dist/app/composables/state.js

@@ -0,0 +1,40 @@
+import { isRef, toRef } from "vue";
+import { useNuxtApp } from "../nuxt.js";
+import { toArray } from "../utils.js";
+const useStateKeyPrefix = "$s";
+export function useState(...args) {
+  const autoKey = typeof args[args.length - 1] === "string" ? args.pop() : void 0;
+  if (typeof args[0] !== "string") {
+    args.unshift(autoKey);
+  }
+  const [_key, init] = args;
+  if (!_key || typeof _key !== "string") {
+    throw new TypeError("[nuxt] [useState] key must be a string: " + _key);
+  }
+  if (init !== void 0 && typeof init !== "function") {
+    throw new Error("[nuxt] [useState] init must be a function: " + init);
+  }
+  const key = useStateKeyPrefix + _key;
+  const nuxtApp = useNuxtApp();
+  const state = toRef(nuxtApp.payload.state, key);
+  if (state.value === void 0 && init) {
+    const initialValue = init();
+    if (isRef(initialValue)) {
+      nuxtApp.payload.state[key] = initialValue;
+      return initialValue;
+    }
+    state.value = initialValue;
+  }
+  return state;
+}
+export function clearNuxtState(keys) {
+  const nuxtApp = useNuxtApp();
+  const _allKeys = Object.keys(nuxtApp.payload.state).map((key) => key.substring(useStateKeyPrefix.length));
+  const _keys = !keys ? _allKeys : typeof keys === "function" ? _allKeys.filter(keys) : toArray(keys);
+  for (const _key of _keys) {
+    const key = useStateKeyPrefix + _key;
+    if (key in nuxtApp.payload.state) {
+      nuxtApp.payload.state[key] = void 0;
+    }
+  }
+}