文件操作 - client-only.js

文件: /var/www/OLD/node_modules/nuxt/dist/app/components/client-only.js

编辑文件内容

import { cloneVNode, createElementBlock, defineComponent, getCurrentInstance, h, onMounted, provide, ref } from "vue";
import { isPromise } from "@vue/shared";
import { useNuxtApp } from "../nuxt.js";
import ServerPlaceholder from "./server-placeholder.js";
import { elToStaticVNode } from "./utils.js";
export const clientOnlySymbol = Symbol.for("nuxt:client-only");
const STATIC_DIV = "<div></div>";
export default defineComponent({
  name: "ClientOnly",
  inheritAttrs: false,
  props: ["fallback", "placeholder", "placeholderTag", "fallbackTag"],
  setup(_, { slots, attrs }) {
    const mounted = ref(false);
    onMounted(() => {
      mounted.value = true;
    });
    if (import.meta.dev) {
      const nuxtApp = useNuxtApp();
      nuxtApp._isNuxtPageUsed = true;
      nuxtApp._isNuxtLayoutUsed = true;
    }
    provide(clientOnlySymbol, true);
    return (props) => {
      if (mounted.value) {
        return slots.default?.();
      }
      const slot = slots.fallback || slots.placeholder;
      if (slot) {
        return slot();
      }
      const fallbackStr = props.fallback || props.placeholder || "";
      const fallbackTag = props.fallbackTag || props.placeholderTag || "span";
      return createElementBlock(fallbackTag, attrs, fallbackStr);
    };
  }
});
const cache = /* @__PURE__ */ new WeakMap();
// @__NO_SIDE_EFFECTS__
export function createClientOnly(component) {
  if (import.meta.server) {
    return ServerPlaceholder;
  }
  if (cache.has(component)) {
    return cache.get(component);
  }
  const clone = { ...component };
  if (clone.render) {
    clone.render = (ctx, cache2, $props, $setup, $data, $options) => {
      if ($setup.mounted$ ?? ctx.mounted$) {
        const res = component.render?.bind(ctx)(ctx, cache2, $props, $setup, $data, $options);
        return res.children === null || typeof res.children === "string" ? cloneVNode(res) : h(res);
      }
      return elToStaticVNode(ctx._.vnode.el, STATIC_DIV);
    };
  } else if (clone.template) {
    clone.template = `
      <template v-if="mounted$">${component.template}</template>
      <template v-else>${STATIC_DIV}</template>
    `;
  }
  clone.setup = (props, ctx) => {
    const nuxtApp = useNuxtApp();
    const mounted$ = ref(nuxtApp.isHydrating === false);
    const instance = getCurrentInstance();
    if (nuxtApp.isHydrating) {
      const attrs = { ...instance.attrs };
      const directives = extractDirectives(instance);
      for (const key in attrs) {
        delete instance.attrs[key];
      }
      onMounted(() => {
        Object.assign(instance.attrs, attrs);
        instance.vnode.dirs = directives;
      });
    }
    onMounted(() => {
      mounted$.value = true;
    });
    const setupState = component.setup?.(props, ctx) || {};
    if (isPromise(setupState)) {
      return Promise.resolve(setupState).then((setupState2) => {
        if (typeof setupState2 !== "function") {
          setupState2 ||= {};
          setupState2.mounted$ = mounted$;
          return setupState2;
        }
        return (...args) => {
          if (mounted$.value || !nuxtApp.isHydrating) {
            const res = setupState2(...args);
            return res.children === null || typeof res.children === "string" ? cloneVNode(res) : h(res);
          }
          return elToStaticVNode(instance?.vnode.el, STATIC_DIV);
        };
      });
    } else {
      if (typeof setupState === "function") {
        return (...args) => {
          if (mounted$.value) {
            return h(setupState(...args), ctx.attrs);
          }
          return elToStaticVNode(instance?.vnode.el, STATIC_DIV);
        };
      }
      return Object.assign(setupState, { mounted$ });
    }
  };
  cache.set(component, clone);
  return clone;
}
function extractDirectives(instance) {
  if (!instance || !instance.vnode.dirs) {
    return null;
  }
  const directives = instance.vnode.dirs;
  instance.vnode.dirs = null;
  return directives;
}

文件操作 - client-only.js

文件: /var/www/OLD/node_modules/nuxt/dist/app/components/client-only.js

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