import { createVNode, ssrContextKey, warn as warn$1, Fragment, Static, Comment, Text, mergeProps, ssrUtils, createApp, initDirectivesForSSR } from 'vue';
import { makeMap, isOn, isSVGTag, propsToAttrMap, isBooleanAttr, includeBooleanAttr, isSSRSafeAttrName, escapeHtml, normalizeClass, isString, normalizeStyle, stringifyStyle, isArray, toDisplayString, isFunction, getGlobalThis, isObject, looseEqual, looseIndexOf, isPromise, NOOP, escapeHtmlComment, isVoidTag } from '@vue/shared';
export { includeBooleanAttr as ssrIncludeBooleanAttr } from '@vue/shared';

const shouldIgnoreProp = makeMap(
  `,key,ref,innerHTML,textContent,ref_key,ref_for`
);
function ssrRenderAttrs(props, tag) {
  let ret = "";
  for (const key in props) {
    if (shouldIgnoreProp(key) || isOn(key) || tag === "textarea" && key === "value") {
      continue;
    }
    const value = props[key];
    if (key === "class") {
      ret += ` class="${ssrRenderClass(value)}"`;
    } else if (key === "style") {
      ret += ` style="${ssrRenderStyle(value)}"`;
    } else {
      ret += ssrRenderDynamicAttr(key, value, tag);
    }
  }
  return ret;
}
function ssrRenderDynamicAttr(key, value, tag) {
  if (!isRenderableValue(value)) {
    return ``;
  }
  const attrKey = tag && (tag.indexOf("-") > 0 || isSVGTag(tag)) ? key : propsToAttrMap[key] || key.toLowerCase();
  if (isBooleanAttr(attrKey)) {
    return includeBooleanAttr(value) ? ` ${attrKey}` : ``;
  } else if (isSSRSafeAttrName(attrKey)) {
    return value === "" ? ` ${attrKey}` : ` ${attrKey}="${escapeHtml(value)}"`;
  } else {
    console.warn(
      `[@vue/server-renderer] Skipped rendering unsafe attribute name: ${attrKey}`
    );
    return ``;
  }
}
function ssrRenderAttr(key, value) {
  if (!isRenderableValue(value)) {
    return ``;
  }
  return ` ${key}="${escapeHtml(value)}"`;
}
function isRenderableValue(value) {
  if (value == null) {
    return false;
  }
  const type = typeof value;
  return type === "string" || type === "number" || type === "boolean";
}
function ssrRenderClass(raw) {
  return escapeHtml(normalizeClass(raw));
}
function ssrRenderStyle(raw) {
  if (!raw) {
    return "";
  }
  if (isString(raw)) {
    return escapeHtml(raw);
  }
  const styles = normalizeStyle(raw);
  return escapeHtml(stringifyStyle(styles));
}

function ssrRenderComponent(comp, props = null, children = null, parentComponent = null, slotScopeId) {
  return renderComponentVNode(
    createVNode(comp, props, children),
    parentComponent,
    slotScopeId
  );
}

function ssrRenderSlot(slots, slotName, slotProps, fallbackRenderFn, push, parentComponent, slotScopeId) {
  push(`<!--[-->`);
  ssrRenderSlotInner(
    slots,
    slotName,
    slotProps,
    fallbackRenderFn,
    push,
    parentComponent,
    slotScopeId
  );
  push(`<!--]-->`);
}
function ssrRenderSlotInner(slots, slotName, slotProps, fallbackRenderFn, push, parentComponent, slotScopeId, transition) {
  const slotFn = slots[slotName];
  if (slotFn) {
    const slotBuffer = [];
    const bufferedPush = (item) => {
      slotBuffer.push(item);
    };
    const ret = slotFn(
      slotProps,
      bufferedPush,
      parentComponent,
      slotScopeId ? " " + slotScopeId : ""
    );
    if (isArray(ret)) {
      renderVNodeChildren(push, ret, parentComponent, slotScopeId);
    } else {
      let isEmptySlot = true;
      if (transition) {
        isEmptySlot = false;
      } else {
        for (let i = 0; i < slotBuffer.length; i++) {
          if (!isComment(slotBuffer[i])) {
            isEmptySlot = false;
            break;
          }
        }
      }
      if (isEmptySlot) {
        if (fallbackRenderFn) {
          fallbackRenderFn();
        }
      } else {
        for (let i = 0; i < slotBuffer.length; i++) {
          push(slotBuffer[i]);
        }
      }
    }
  } else if (fallbackRenderFn) {
    fallbackRenderFn();
  }
}
const commentTestRE = /^<!--.*-->$/s;
const commentRE = /<!--[^]*?-->/gm;
function isComment(item) {
  if (typeof item !== "string" || !commentTestRE.test(item))
    return false;
  if (item.length <= 8)
    return true;
  return !item.replace(commentRE, "").trim();
}

function ssrRenderTeleport(parentPush, contentRenderFn, target, disabled, parentComponent) {
  parentPush("<!--teleport start-->");
  const context = parentComponent.appContext.provides[ssrContextKey];
  const teleportBuffers = context.__teleportBuffers || (context.__teleportBuffers = {});
  const targetBuffer = teleportBuffers[target] || (teleportBuffers[target] = []);
  const bufferIndex = targetBuffer.length;
  let teleportContent;
  if (disabled) {
    contentRenderFn(parentPush);
    teleportContent = `<!--teleport anchor-->`;
  } else {
    const { getBuffer, push } = createBuffer();
    contentRenderFn(push);
    push(`<!--teleport anchor-->`);
    teleportContent = getBuffer();
  }
  targetBuffer.splice(bufferIndex, 0, teleportContent);
  parentPush("<!--teleport end-->");
}

function ssrInterpolate(value) {
  return escapeHtml(toDisplayString(value));
}

Symbol(!!(process.env.NODE_ENV !== "production") ? "iterate" : "");
Symbol(!!(process.env.NODE_ENV !== "production") ? "Map key iterate" : "");
let shouldTrack = true;
const trackStack = [];
function pauseTracking() {
  trackStack.push(shouldTrack);
  shouldTrack = false;
}
function resetTracking() {
  const last = trackStack.pop();
  shouldTrack = last === void 0 ? true : last;
}

function toRaw(observed) {
  const raw = observed && observed["__v_raw"];
  return raw ? toRaw(raw) : observed;
}

function isRef(r) {
  return !!(r && r.__v_isRef === true);
}

const stack = [];
function pushWarningContext(vnode) {
  stack.push(vnode);
}
function popWarningContext() {
  stack.pop();
}
function warn(msg, ...args) {
  if (!!!(process.env.NODE_ENV !== "production"))
    return;
  pauseTracking();
  const instance = stack.length ? stack[stack.length - 1].component : null;
  const appWarnHandler = instance && instance.appContext.config.warnHandler;
  const trace = getComponentTrace();
  if (appWarnHandler) {
    callWithErrorHandling(
      appWarnHandler,
      instance,
      11,
      [
        msg + args.join(""),
        instance && instance.proxy,
        trace.map(
          ({ vnode }) => `at <${formatComponentName(instance, vnode.type)}>`
        ).join("\n"),
        trace
      ]
    );
  } else {
    const warnArgs = [`[Vue warn]: ${msg}`, ...args];
    if (trace.length && // avoid spamming console during tests
    true) {
      warnArgs.push(`
`, ...formatTrace(trace));
    }
    console.warn(...warnArgs);
  }
  resetTracking();
}
function getComponentTrace() {
  let currentVNode = stack[stack.length - 1];
  if (!currentVNode) {
    return [];
  }
  const normalizedStack = [];
  while (currentVNode) {
    const last = normalizedStack[0];
    if (last && last.vnode === currentVNode) {
      last.recurseCount++;
    } else {
      normalizedStack.push({
        vnode: currentVNode,
        recurseCount: 0
      });
    }
    const parentInstance = currentVNode.component && currentVNode.component.parent;
    currentVNode = parentInstance && parentInstance.vnode;
  }
  return normalizedStack;
}
function formatTrace(trace) {
  const logs = [];
  trace.forEach((entry, i) => {
    logs.push(...i === 0 ? [] : [`
`], ...formatTraceEntry(entry));
  });
  return logs;
}
function formatTraceEntry({ vnode, recurseCount }) {
  const postfix = recurseCount > 0 ? `... (${recurseCount} recursive calls)` : ``;
  const isRoot = vnode.component ? vnode.component.parent == null : false;
  const open = ` at <${formatComponentName(
    vnode.component,
    vnode.type,
    isRoot
  )}`;
  const close = `>` + postfix;
  return vnode.props ? [open, ...formatProps(vnode.props), close] : [open + close];
}
function formatProps(props) {
  const res = [];
  const keys = Object.keys(props);
  keys.slice(0, 3).forEach((key) => {
    res.push(...formatProp(key, props[key]));
  });
  if (keys.length > 3) {
    res.push(` ...`);
  }
  return res;
}
function formatProp(key, value, raw) {
  if (isString(value)) {
    value = JSON.stringify(value);
    return raw ? value : [`${key}=${value}`];
  } else if (typeof value === "number" || typeof value === "boolean" || value == null) {
    return raw ? value : [`${key}=${value}`];
  } else if (isRef(value)) {
    value = formatProp(key, toRaw(value.value), true);
    return raw ? value : [`${key}=Ref<`, value, `>`];
  } else if (isFunction(value)) {
    return [`${key}=fn${value.name ? `<${value.name}>` : ``}`];
  } else {
    value = toRaw(value);
    return raw ? value : [`${key}=`, value];
  }
}

const ErrorTypeStrings = {
  ["sp"]: "serverPrefetch hook",
  ["bc"]: "beforeCreate hook",
  ["c"]: "created hook",
  ["bm"]: "beforeMount hook",
  ["m"]: "mounted hook",
  ["bu"]: "beforeUpdate hook",
  ["u"]: "updated",
  ["bum"]: "beforeUnmount hook",
  ["um"]: "unmounted hook",
  ["a"]: "activated hook",
  ["da"]: "deactivated hook",
  ["ec"]: "errorCaptured hook",
  ["rtc"]: "renderTracked hook",
  ["rtg"]: "renderTriggered hook",
  [0]: "setup function",
  [1]: "render function",
  [2]: "watcher getter",
  [3]: "watcher callback",
  [4]: "watcher cleanup function",
  [5]: "native event handler",
  [6]: "component event handler",
  [7]: "vnode hook",
  [8]: "directive hook",
  [9]: "transition hook",
  [10]: "app errorHandler",
  [11]: "app warnHandler",
  [12]: "ref function",
  [13]: "async component loader",
  [14]: "scheduler flush. This is likely a Vue internals bug. Please open an issue at https://new-issue.vuejs.org/?repo=vuejs/core"
};
function callWithErrorHandling(fn, instance, type, args) {
  let res;
  try {
    res = args ? fn(...args) : fn();
  } catch (err) {
    handleError(err, instance, type);
  }
  return res;
}
function handleError(err, instance, type, throwInDev = true) {
  const contextVNode = instance ? instance.vnode : null;
  if (instance) {
    let cur = instance.parent;
    const exposedInstance = instance.proxy;
    const errorInfo = !!(process.env.NODE_ENV !== "production") ? ErrorTypeStrings[type] : type;
    while (cur) {
      const errorCapturedHooks = cur.ec;
      if (errorCapturedHooks) {
        for (let i = 0; i < errorCapturedHooks.length; i++) {
          if (errorCapturedHooks[i](err, exposedInstance, errorInfo) === false) {
            return;
          }
        }
      }
      cur = cur.parent;
    }
    const appErrorHandler = instance.appContext.config.errorHandler;
    if (appErrorHandler) {
      callWithErrorHandling(
        appErrorHandler,
        null,
        10,
        [err, exposedInstance, errorInfo]
      );
      return;
    }
  }
  logError(err, type, contextVNode, throwInDev);
}
function logError(err, type, contextVNode, throwInDev = true) {
  if (!!(process.env.NODE_ENV !== "production")) {
    const info = ErrorTypeStrings[type];
    if (contextVNode) {
      pushWarningContext(contextVNode);
    }
    warn(`Unhandled error${info ? ` during execution of ${info}` : ``}`);
    if (contextVNode) {
      popWarningContext();
    }
    if (throwInDev) {
      throw err;
    } else {
      console.error(err);
    }
  } else {
    console.error(err);
  }
}

let globalCurrentInstanceSetters;
let settersKey = "__VUE_INSTANCE_SETTERS__";
{
  if (!(globalCurrentInstanceSetters = getGlobalThis()[settersKey])) {
    globalCurrentInstanceSetters = getGlobalThis()[settersKey] = [];
  }
  globalCurrentInstanceSetters.push((i) => i);
}
const classifyRE = /(?:^|[-_])(\w)/g;
const classify = (str) => str.replace(classifyRE, (c) => c.toUpperCase()).replace(/[-_]/g, "");
function getComponentName(Component, includeInferred = true) {
  return isFunction(Component) ? Component.displayName || Component.name : Component.name || includeInferred && Component.__name;
}
function formatComponentName(instance, Component, isRoot = false) {
  let name = getComponentName(Component);
  if (!name && Component.__file) {
    const match = Component.__file.match(/([^/\\]+)\.\w+$/);
    if (match) {
      name = match[1];
    }
  }
  if (!name && instance && instance.parent) {
    const inferFromRegistry = (registry) => {
      for (const key in registry) {
        if (registry[key] === Component) {
          return key;
        }
      }
    };
    name = inferFromRegistry(
      instance.components || instance.parent.type.components
    ) || inferFromRegistry(instance.appContext.components);
  }
  return name ? classify(name) : isRoot ? `App` : `Anonymous`;
}

function ssrRenderList(source, renderItem) {
  if (isArray(source) || isString(source)) {
    for (let i = 0, l = source.length; i < l; i++) {
      renderItem(source[i], i);
    }
  } else if (typeof source === "number") {
    if (!!(process.env.NODE_ENV !== "production") && !Number.isInteger(source)) {
      warn(`The v-for range expect an integer value but got ${source}.`);
      return;
    }
    for (let i = 0; i < source; i++) {
      renderItem(i + 1, i);
    }
  } else if (isObject(source)) {
    if (source[Symbol.iterator]) {
      const arr = Array.from(source);
      for (let i = 0, l = arr.length; i < l; i++) {
        renderItem(arr[i], i);
      }
    } else {
      const keys = Object.keys(source);
      for (let i = 0, l = keys.length; i < l; i++) {
        const key = keys[i];
        renderItem(source[key], key, i);
      }
    }
  }
}

async function ssrRenderSuspense(push, { default: renderContent }) {
  if (renderContent) {
    renderContent();
  } else {
    push(`<!---->`);
  }
}

function ssrGetDirectiveProps(instance, dir, value, arg, modifiers = {}) {
  if (typeof dir !== "function" && dir.getSSRProps) {
    return dir.getSSRProps(
      {
        dir,
        instance,
        value,
        oldValue: void 0,
        arg,
        modifiers
      },
      null
    ) || {};
  }
  return {};
}

const ssrLooseEqual = looseEqual;
function ssrLooseContain(arr, value) {
  return looseIndexOf(arr, value) > -1;
}
function ssrRenderDynamicModel(type, model, value) {
  switch (type) {
    case "radio":
      return looseEqual(model, value) ? " checked" : "";
    case "checkbox":
      return (isArray(model) ? ssrLooseContain(model, value) : model) ? " checked" : "";
    default:
      return ssrRenderAttr("value", model);
  }
}
function ssrGetDynamicModelProps(existingProps = {}, model) {
  const { type, value } = existingProps;
  switch (type) {
    case "radio":
      return looseEqual(model, value) ? { checked: true } : null;
    case "checkbox":
      return (isArray(model) ? ssrLooseContain(model, value) : model) ? { checked: true } : null;
    default:
      return { value: model };
  }
}

function ssrCompile(template, instance) {
  {
    throw new Error(
      `On-the-fly template compilation is not supported in the ESM build of @vue/server-renderer. All templates must be pre-compiled into render functions.`
    );
  }
}

const {
  createComponentInstance,
  setCurrentRenderingInstance,
  setupComponent,
  renderComponentRoot,
  normalizeVNode
} = ssrUtils;
function createBuffer() {
  let appendable = false;
  const buffer = [];
  return {
    getBuffer() {
      return buffer;
    },
    push(item) {
      const isStringItem = isString(item);
      if (appendable && isStringItem) {
        buffer[buffer.length - 1] += item;
      } else {
        buffer.push(item);
      }
      appendable = isStringItem;
      if (isPromise(item) || isArray(item) && item.hasAsync) {
        buffer.hasAsync = true;
      }
    }
  };
}
function renderComponentVNode(vnode, parentComponent = null, slotScopeId) {
  const instance = createComponentInstance(vnode, parentComponent, null);
  const res = setupComponent(
    instance,
    true
    /* isSSR */
  );
  const hasAsyncSetup = isPromise(res);
  const prefetches = instance.sp;
  if (hasAsyncSetup || prefetches) {
    let p = hasAsyncSetup ? res : Promise.resolve();
    if (prefetches) {
      p = p.then(
        () => Promise.all(prefetches.map((prefetch) => prefetch.call(instance.proxy)))
      ).catch(() => {
      });
    }
    return p.then(() => renderComponentSubTree(instance, slotScopeId));
  } else {
    return renderComponentSubTree(instance, slotScopeId);
  }
}
function renderComponentSubTree(instance, slotScopeId) {
  const comp = instance.type;
  const { getBuffer, push } = createBuffer();
  if (isFunction(comp)) {
    let root = renderComponentRoot(instance);
    if (!comp.props) {
      for (const key in instance.attrs) {
        if (key.startsWith(`data-v-`)) {
          (root.props || (root.props = {}))[key] = ``;
        }
      }
    }
    renderVNode(push, instance.subTree = root, instance, slotScopeId);
  } else {
    if ((!instance.render || instance.render === NOOP) && !instance.ssrRender && !comp.ssrRender && isString(comp.template)) {
      comp.ssrRender = ssrCompile(comp.template);
    }
    for (const e of instance.scope.effects) {
      if (e.computed)
        e.computed._cacheable = true;
    }
    const ssrRender = instance.ssrRender || comp.ssrRender;
    if (ssrRender) {
      let attrs = instance.inheritAttrs !== false ? instance.attrs : void 0;
      let hasCloned = false;
      let cur = instance;
      while (true) {
        const scopeId = cur.vnode.scopeId;
        if (scopeId) {
          if (!hasCloned) {
            attrs = { ...attrs };
            hasCloned = true;
          }
          attrs[scopeId] = "";
        }
        const parent = cur.parent;
        if (parent && parent.subTree && parent.subTree === cur.vnode) {
          cur = parent;
        } else {
          break;
        }
      }
      if (slotScopeId) {
        if (!hasCloned)
          attrs = { ...attrs };
        attrs[slotScopeId.trim()] = "";
      }
      const prev = setCurrentRenderingInstance(instance);
      try {
        ssrRender(
          instance.proxy,
          push,
          instance,
          attrs,
          // compiler-optimized bindings
          instance.props,
          instance.setupState,
          instance.data,
          instance.ctx
        );
      } finally {
        setCurrentRenderingInstance(prev);
      }
    } else if (instance.render && instance.render !== NOOP) {
      renderVNode(
        push,
        instance.subTree = renderComponentRoot(instance),
        instance,
        slotScopeId
      );
    } else {
      const componentName = comp.name || comp.__file || `<Anonymous>`;
      warn$1(`Component ${componentName} is missing template or render function.`);
      push(`<!---->`);
    }
  }
  return getBuffer();
}
function renderVNode(push, vnode, parentComponent, slotScopeId) {
  const { type, shapeFlag, children } = vnode;
  switch (type) {
    case Text:
      push(escapeHtml(children));
      break;
    case Comment:
      push(
        children ? `<!--${escapeHtmlComment(children)}-->` : `<!---->`
      );
      break;
    case Static:
      push(children);
      break;
    case Fragment:
      if (vnode.slotScopeIds) {
        slotScopeId = (slotScopeId ? slotScopeId + " " : "") + vnode.slotScopeIds.join(" ");
      }
      push(`<!--[-->`);
      renderVNodeChildren(
        push,
        children,
        parentComponent,
        slotScopeId
      );
      push(`<!--]-->`);
      break;
    default:
      if (shapeFlag & 1) {
        renderElementVNode(push, vnode, parentComponent, slotScopeId);
      } else if (shapeFlag & 6) {
        push(renderComponentVNode(vnode, parentComponent, slotScopeId));
      } else if (shapeFlag & 64) {
        renderTeleportVNode(push, vnode, parentComponent, slotScopeId);
      } else if (shapeFlag & 128) {
        renderVNode(push, vnode.ssContent, parentComponent, slotScopeId);
      } else {
        warn$1(
          "[@vue/server-renderer] Invalid VNode type:",
          type,
          `(${typeof type})`
        );
      }
  }
}
function renderVNodeChildren(push, children, parentComponent, slotScopeId) {
  for (let i = 0; i < children.length; i++) {
    renderVNode(push, normalizeVNode(children[i]), parentComponent, slotScopeId);
  }
}
function renderElementVNode(push, vnode, parentComponent, slotScopeId) {
  const tag = vnode.type;
  let { props, children, shapeFlag, scopeId, dirs } = vnode;
  let openTag = `<${tag}`;
  if (dirs) {
    props = applySSRDirectives(vnode, props, dirs);
  }
  if (props) {
    openTag += ssrRenderAttrs(props, tag);
  }
  if (scopeId) {
    openTag += ` ${scopeId}`;
  }
  let curParent = parentComponent;
  let curVnode = vnode;
  while (curParent && curVnode === curParent.subTree) {
    curVnode = curParent.vnode;
    if (curVnode.scopeId) {
      openTag += ` ${curVnode.scopeId}`;
    }
    curParent = curParent.parent;
  }
  if (slotScopeId) {
    openTag += ` ${slotScopeId}`;
  }
  push(openTag + `>`);
  if (!isVoidTag(tag)) {
    let hasChildrenOverride = false;
    if (props) {
      if (props.innerHTML) {
        hasChildrenOverride = true;
        push(props.innerHTML);
      } else if (props.textContent) {
        hasChildrenOverride = true;
        push(escapeHtml(props.textContent));
      } else if (tag === "textarea" && props.value) {
        hasChildrenOverride = true;
        push(escapeHtml(props.value));
      }
    }
    if (!hasChildrenOverride) {
      if (shapeFlag & 8) {
        push(escapeHtml(children));
      } else if (shapeFlag & 16) {
        renderVNodeChildren(
          push,
          children,
          parentComponent,
          slotScopeId
        );
      }
    }
    push(`</${tag}>`);
  }
}
function applySSRDirectives(vnode, rawProps, dirs) {
  const toMerge = [];
  for (let i = 0; i < dirs.length; i++) {
    const binding = dirs[i];
    const {
      dir: { getSSRProps }
    } = binding;
    if (getSSRProps) {
      const props = getSSRProps(binding, vnode);
      if (props)
        toMerge.push(props);
    }
  }
  return mergeProps(rawProps || {}, ...toMerge);
}
function renderTeleportVNode(push, vnode, parentComponent, slotScopeId) {
  const target = vnode.props && vnode.props.to;
  const disabled = vnode.props && vnode.props.disabled;
  if (!target) {
    if (!disabled) {
      warn$1(`[@vue/server-renderer] Teleport is missing target prop.`);
    }
    return [];
  }
  if (!isString(target)) {
    warn$1(
      `[@vue/server-renderer] Teleport target must be a query selector string.`
    );
    return [];
  }
  ssrRenderTeleport(
    push,
    (push2) => {
      renderVNodeChildren(
        push2,
        vnode.children,
        parentComponent,
        slotScopeId
      );
    },
    target,
    disabled || disabled === "",
    parentComponent
  );
}

const { isVNode: isVNode$1 } = ssrUtils;
async function unrollBuffer$1(buffer) {
  if (buffer.hasAsync) {
    let ret = "";
    for (let i = 0; i < buffer.length; i++) {
      let item = buffer[i];
      if (isPromise(item)) {
        item = await item;
      }
      if (isString(item)) {
        ret += item;
      } else {
        ret += await unrollBuffer$1(item);
      }
    }
    return ret;
  } else {
    return unrollBufferSync$1(buffer);
  }
}
function unrollBufferSync$1(buffer) {
  let ret = "";
  for (let i = 0; i < buffer.length; i++) {
    let item = buffer[i];
    if (isString(item)) {
      ret += item;
    } else {
      ret += unrollBufferSync$1(item);
    }
  }
  return ret;
}
async function renderToString(input, context = {}) {
  if (isVNode$1(input)) {
    return renderToString(createApp({ render: () => input }), context);
  }
  const vnode = createVNode(input._component, input._props);
  vnode.appContext = input._context;
  input.provide(ssrContextKey, context);
  const buffer = await renderComponentVNode(vnode);
  const result = await unrollBuffer$1(buffer);
  await resolveTeleports(context);
  if (context.__watcherHandles) {
    for (const unwatch of context.__watcherHandles) {
      unwatch();
    }
  }
  return result;
}
async function resolveTeleports(context) {
  if (context.__teleportBuffers) {
    context.teleports = context.teleports || {};
    for (const key in context.__teleportBuffers) {
      context.teleports[key] = await unrollBuffer$1(
        await Promise.all([context.__teleportBuffers[key]])
      );
    }
  }
}

const { isVNode } = ssrUtils;
async function unrollBuffer(buffer, stream) {
  if (buffer.hasAsync) {
    for (let i = 0; i < buffer.length; i++) {
      let item = buffer[i];
      if (isPromise(item)) {
        item = await item;
      }
      if (isString(item)) {
        stream.push(item);
      } else {
        await unrollBuffer(item, stream);
      }
    }
  } else {
    unrollBufferSync(buffer, stream);
  }
}
function unrollBufferSync(buffer, stream) {
  for (let i = 0; i < buffer.length; i++) {
    let item = buffer[i];
    if (isString(item)) {
      stream.push(item);
    } else {
      unrollBufferSync(item, stream);
    }
  }
}
function renderToSimpleStream(input, context, stream) {
  if (isVNode(input)) {
    return renderToSimpleStream(
      createApp({ render: () => input }),
      context,
      stream
    );
  }
  const vnode = createVNode(input._component, input._props);
  vnode.appContext = input._context;
  input.provide(ssrContextKey, context);
  Promise.resolve(renderComponentVNode(vnode)).then((buffer) => unrollBuffer(buffer, stream)).then(() => resolveTeleports(context)).then(() => {
    if (context.__watcherHandles) {
      for (const unwatch of context.__watcherHandles) {
        unwatch();
      }
    }
  }).then(() => stream.push(null)).catch((error) => {
    stream.destroy(error);
  });
  return stream;
}
function renderToStream(input, context = {}) {
  console.warn(
    `[@vue/server-renderer] renderToStream is deprecated - use renderToNodeStream instead.`
  );
  return renderToNodeStream(input, context);
}
function renderToNodeStream(input, context = {}) {
  {
    throw new Error(
      `ESM build of renderToStream() does not support renderToNodeStream(). Use pipeToNodeWritable() with an existing Node.js Writable stream instance instead.`
    );
  }
}
function pipeToNodeWritable(input, context = {}, writable) {
  renderToSimpleStream(input, context, {
    push(content) {
      if (content != null) {
        writable.write(content);
      } else {
        writable.end();
      }
    },
    destroy(err) {
      writable.destroy(err);
    }
  });
}
function renderToWebStream(input, context = {}) {
  if (typeof ReadableStream !== "function") {
    throw new Error(
      `ReadableStream constructor is not available in the global scope. If the target environment does support web streams, consider using pipeToWebWritable() with an existing WritableStream instance instead.`
    );
  }
  const encoder = new TextEncoder();
  let cancelled = false;
  return new ReadableStream({
    start(controller) {
      renderToSimpleStream(input, context, {
        push(content) {
          if (cancelled)
            return;
          if (content != null) {
            controller.enqueue(encoder.encode(content));
          } else {
            controller.close();
          }
        },
        destroy(err) {
          controller.error(err);
        }
      });
    },
    cancel() {
      cancelled = true;
    }
  });
}
function pipeToWebWritable(input, context = {}, writable) {
  const writer = writable.getWriter();
  const encoder = new TextEncoder();
  let hasReady = false;
  try {
    hasReady = isPromise(writer.ready);
  } catch (e) {
  }
  renderToSimpleStream(input, context, {
    async push(content) {
      if (hasReady) {
        await writer.ready;
      }
      if (content != null) {
        return writer.write(encoder.encode(content));
      } else {
        return writer.close();
      }
    },
    destroy(err) {
      console.log(err);
      writer.close();
    }
  });
}

initDirectivesForSSR();

export { pipeToNodeWritable, pipeToWebWritable, renderToNodeStream, renderToSimpleStream, renderToStream, renderToString, renderToWebStream, ssrGetDirectiveProps, ssrGetDynamicModelProps, ssrInterpolate, ssrLooseContain, ssrLooseEqual, ssrRenderAttr, ssrRenderAttrs, ssrRenderClass, ssrRenderComponent, ssrRenderDynamicAttr, ssrRenderDynamicModel, ssrRenderList, ssrRenderSlot, ssrRenderSlotInner, ssrRenderStyle, ssrRenderSuspense, ssrRenderTeleport, renderVNode as ssrRenderVNode };
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