server-renderer.cjs.js 26 KB

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  1. /**
  2. * @vue/server-renderer v3.5.41
  3. * (c) 2018-present Yuxi (Evan) You and Vue contributors
  4. * @license MIT
  5. **/
  6. 'use strict';
  7. Object.defineProperty(exports, '__esModule', { value: true });
  8. var Vue = require('@vue/runtime-dom');
  9. var shared = require('@vue/shared');
  10. var compilerSsr = require('@vue/compiler-ssr');
  11. function _interopNamespaceDefault(e) {
  12. var n = Object.create(null);
  13. if (e) {
  14. for (var k in e) {
  15. n[k] = e[k];
  16. }
  17. }
  18. n.default = e;
  19. return Object.freeze(n);
  20. }
  21. var Vue__namespace = /*#__PURE__*/_interopNamespaceDefault(Vue);
  22. const shouldIgnoreProp = /* @__PURE__ */ shared.makeMap(
  23. `,key,ref,innerHTML,textContent,ref_key,ref_for`
  24. );
  25. function ssrRenderAttrs(props, tag) {
  26. let ret = "";
  27. for (let key in props) {
  28. if (shouldIgnoreProp(key) || shared.isOn(key) || tag === "textarea" && key === "value" || // force as property (not rendered in SSR)
  29. key.startsWith(".")) {
  30. continue;
  31. }
  32. const value = props[key];
  33. if (key.startsWith("^")) key = key.slice(1);
  34. if (key === "class") {
  35. ret += ` class="${ssrRenderClass(value)}"`;
  36. } else if (key === "style") {
  37. ret += ` style="${ssrRenderStyle(value)}"`;
  38. } else if (key === "className") {
  39. if (value != null) {
  40. ret += ` class="${shared.escapeHtml(String(value))}"`;
  41. }
  42. } else {
  43. ret += ssrRenderDynamicAttr(key, value, tag);
  44. }
  45. }
  46. return ret;
  47. }
  48. function ssrRenderDynamicAttr(key, value, tag) {
  49. if (!shared.isRenderableAttrValue(value)) {
  50. return ``;
  51. }
  52. const attrKey = tag && (tag.indexOf("-") > 0 || shared.isSVGTag(tag)) ? key : shared.propsToAttrMap[key] || key.toLowerCase();
  53. if (shared.isBooleanAttr(attrKey) || attrKey === "hidden" && (typeof value === "boolean" || typeof value === "number")) {
  54. return shared.includeBooleanAttr(value) ? ` ${attrKey}` : ``;
  55. } else if (shared.isSSRSafeAttrName(attrKey)) {
  56. return value === "" ? ` ${attrKey}` : ` ${attrKey}="${shared.escapeHtml(value)}"`;
  57. } else {
  58. console.warn(
  59. `[@vue/server-renderer] Skipped rendering unsafe attribute name: ${attrKey}`
  60. );
  61. return ``;
  62. }
  63. }
  64. function ssrRenderAttr(key, value) {
  65. if (!shared.isRenderableAttrValue(value)) {
  66. return ``;
  67. }
  68. return ` ${key}="${shared.escapeHtml(value)}"`;
  69. }
  70. function ssrRenderClass(raw) {
  71. return shared.escapeHtml(shared.normalizeClass(raw));
  72. }
  73. function ssrRenderStyle(raw) {
  74. if (!raw) {
  75. return "";
  76. }
  77. if (shared.isString(raw)) {
  78. return shared.escapeHtml(raw);
  79. }
  80. const styles = shared.normalizeStyle(ssrResetCssVars(raw));
  81. return shared.escapeHtml(shared.stringifyStyle(styles));
  82. }
  83. function ssrResetCssVars(raw) {
  84. if (!shared.isArray(raw) && shared.isObject(raw)) {
  85. const res = {};
  86. for (const key in raw) {
  87. if (key.startsWith(":--")) {
  88. res[key.slice(1)] = shared.normalizeCssVarValue(raw[key]);
  89. } else {
  90. res[key] = raw[key];
  91. }
  92. }
  93. return res;
  94. }
  95. return raw;
  96. }
  97. function ssrRenderComponent(comp, props = null, children = null, parentComponent = null, slotScopeId) {
  98. return renderComponentVNode(
  99. Vue.createVNode(comp, props, children),
  100. parentComponent,
  101. slotScopeId
  102. );
  103. }
  104. const { ensureValidVNode } = Vue.ssrUtils;
  105. function ssrRenderSlot(slots, slotName, slotProps, fallbackRenderFn, push, parentComponent, slotScopeId) {
  106. push(`<!--[-->`);
  107. ssrRenderSlotInner(
  108. slots,
  109. slotName,
  110. slotProps,
  111. fallbackRenderFn,
  112. push,
  113. parentComponent,
  114. slotScopeId
  115. );
  116. push(`<!--]-->`);
  117. }
  118. function ssrRenderSlotInner(slots, slotName, slotProps, fallbackRenderFn, push, parentComponent, slotScopeId, transition) {
  119. const slotFn = slots[slotName];
  120. if (slotFn) {
  121. const slotBuffer = [];
  122. const bufferedPush = (item) => {
  123. slotBuffer.push(item);
  124. };
  125. const ret = slotFn(
  126. // keep the slot function's contract in sync with `renderSlot`, which also
  127. // normalizes nullish props before invoking the slot
  128. slotProps || {},
  129. bufferedPush,
  130. parentComponent,
  131. slotScopeId ? " " + slotScopeId : ""
  132. );
  133. if (shared.isArray(ret)) {
  134. const validSlotContent = ensureValidVNode(ret);
  135. if (validSlotContent) {
  136. renderVNodeChildren(
  137. push,
  138. validSlotContent,
  139. parentComponent,
  140. slotScopeId
  141. );
  142. } else if (fallbackRenderFn) {
  143. fallbackRenderFn();
  144. } else if (transition) {
  145. push(`<!---->`);
  146. }
  147. } else {
  148. let isEmptySlot = true;
  149. if (transition) {
  150. isEmptySlot = false;
  151. } else {
  152. for (let i = 0; i < slotBuffer.length; i++) {
  153. if (!isComment(slotBuffer[i])) {
  154. isEmptySlot = false;
  155. break;
  156. }
  157. }
  158. }
  159. if (isEmptySlot) {
  160. if (fallbackRenderFn) {
  161. fallbackRenderFn();
  162. }
  163. } else {
  164. let start = 0;
  165. let end = slotBuffer.length;
  166. if (transition && slotBuffer[0] === "<!--[-->" && slotBuffer[end - 1] === "<!--]-->") {
  167. start++;
  168. end--;
  169. }
  170. if (start < end) {
  171. for (let i = start; i < end; i++) {
  172. push(slotBuffer[i]);
  173. }
  174. } else if (transition) {
  175. push(`<!---->`);
  176. }
  177. }
  178. }
  179. } else if (fallbackRenderFn) {
  180. fallbackRenderFn();
  181. } else if (transition) {
  182. push(`<!---->`);
  183. }
  184. }
  185. const commentTestRE = /^<!--[\s\S]*-->$/;
  186. const commentRE = /<!--[^]*?-->/gm;
  187. function isComment(item) {
  188. if (typeof item !== "string" || !commentTestRE.test(item)) return false;
  189. if (item.length <= 8) return true;
  190. return !item.replace(commentRE, "").trim();
  191. }
  192. function ssrRenderTeleport(parentPush, contentRenderFn, target, disabled, parentComponent) {
  193. parentPush("<!--teleport start-->");
  194. const context = parentComponent.appContext.provides[Vue.ssrContextKey];
  195. const teleportBuffers = context.__teleportBuffers || (context.__teleportBuffers = {});
  196. const targetBuffer = teleportBuffers[target] || (teleportBuffers[target] = []);
  197. const bufferIndex = targetBuffer.length;
  198. let teleportContent;
  199. if (disabled) {
  200. contentRenderFn(parentPush);
  201. teleportContent = `<!--teleport start anchor--><!--teleport anchor-->`;
  202. } else {
  203. const { getBuffer, push } = createBuffer();
  204. push(`<!--teleport start anchor-->`);
  205. contentRenderFn(push);
  206. push(`<!--teleport anchor-->`);
  207. teleportContent = getBuffer();
  208. }
  209. targetBuffer.splice(bufferIndex, 0, teleportContent);
  210. if (shared.isPromise(teleportContent) || shared.isArray(teleportContent) && teleportContent.hasAsync) {
  211. targetBuffer.hasAsync = true;
  212. }
  213. parentPush("<!--teleport end-->");
  214. }
  215. function ssrInterpolate(value) {
  216. return shared.escapeHtml(shared.toDisplayString(value));
  217. }
  218. function ssrRenderList(source, renderItem) {
  219. if (shared.isArray(source) || shared.isString(source)) {
  220. for (let i = 0, l = source.length; i < l; i++) {
  221. renderItem(source[i], i);
  222. }
  223. } else if (typeof source === "number") {
  224. if (!Number.isInteger(source) || source < 0) {
  225. Vue.warn(
  226. `The v-for range expects a positive integer value but got ${source}.`
  227. );
  228. return;
  229. }
  230. for (let i = 0; i < source; i++) {
  231. renderItem(i + 1, i);
  232. }
  233. } else if (shared.isObject(source)) {
  234. if (source[Symbol.iterator]) {
  235. let i = 0;
  236. for (const item of source) {
  237. renderItem(item, i++);
  238. }
  239. } else {
  240. const keys = Object.keys(source);
  241. for (let i = 0, l = keys.length; i < l; i++) {
  242. const key = keys[i];
  243. renderItem(source[key], key, i);
  244. }
  245. }
  246. }
  247. }
  248. function ssrRenderSuspense(push, { default: renderContent }) {
  249. if (renderContent) {
  250. renderContent();
  251. } else {
  252. push(`<!---->`);
  253. }
  254. }
  255. function ssrGetDirectiveProps(instance, dir, value, arg, modifiers = {}) {
  256. if (typeof dir !== "function" && dir.getSSRProps) {
  257. return dir.getSSRProps(
  258. {
  259. dir,
  260. instance: Vue.ssrUtils.getComponentPublicInstance(instance.$),
  261. value,
  262. oldValue: void 0,
  263. arg,
  264. modifiers
  265. },
  266. null
  267. ) || {};
  268. }
  269. return {};
  270. }
  271. const ssrLooseEqual = shared.looseEqual;
  272. function ssrLooseContain(arr, value) {
  273. return shared.looseIndexOf(arr, value) > -1;
  274. }
  275. function ssrRenderDynamicModel(type, model, value) {
  276. switch (type) {
  277. case "radio":
  278. return shared.looseEqual(model, value) ? " checked" : "";
  279. case "checkbox":
  280. return (shared.isArray(model) ? ssrLooseContain(model, value) : model) ? " checked" : "";
  281. default:
  282. return ssrRenderAttr("value", model);
  283. }
  284. }
  285. function ssrGetDynamicModelProps(existingProps = {}, model) {
  286. const { type, value } = existingProps;
  287. switch (type) {
  288. case "radio":
  289. return shared.looseEqual(model, value) ? { checked: true } : null;
  290. case "checkbox":
  291. return (shared.isArray(model) ? ssrLooseContain(model, value) : model) ? { checked: true } : null;
  292. default:
  293. return { value: model };
  294. }
  295. }
  296. var helpers = /*#__PURE__*/Object.freeze({
  297. __proto__: null,
  298. ssrGetDirectiveProps: ssrGetDirectiveProps,
  299. ssrGetDynamicModelProps: ssrGetDynamicModelProps,
  300. ssrIncludeBooleanAttr: shared.includeBooleanAttr,
  301. ssrInterpolate: ssrInterpolate,
  302. ssrLooseContain: ssrLooseContain,
  303. ssrLooseEqual: ssrLooseEqual,
  304. ssrRenderAttr: ssrRenderAttr,
  305. ssrRenderAttrs: ssrRenderAttrs,
  306. ssrRenderClass: ssrRenderClass,
  307. ssrRenderComponent: ssrRenderComponent,
  308. ssrRenderDynamicAttr: ssrRenderDynamicAttr,
  309. ssrRenderDynamicModel: ssrRenderDynamicModel,
  310. ssrRenderList: ssrRenderList,
  311. ssrRenderSlot: ssrRenderSlot,
  312. ssrRenderSlotInner: ssrRenderSlotInner,
  313. ssrRenderStyle: ssrRenderStyle,
  314. ssrRenderSuspense: ssrRenderSuspense,
  315. ssrRenderTeleport: ssrRenderTeleport,
  316. ssrRenderVNode: renderVNode
  317. });
  318. const compileCache = /* @__PURE__ */ Object.create(null);
  319. function ssrCompile(template, instance) {
  320. const Component = instance.type;
  321. const { isCustomElement, compilerOptions } = instance.appContext.config;
  322. const { delimiters, compilerOptions: componentCompilerOptions } = Component;
  323. const finalCompilerOptions = shared.extend(
  324. shared.extend(
  325. {
  326. isCustomElement,
  327. delimiters
  328. },
  329. compilerOptions
  330. ),
  331. componentCompilerOptions
  332. );
  333. finalCompilerOptions.isCustomElement = finalCompilerOptions.isCustomElement || shared.NO;
  334. finalCompilerOptions.isNativeTag = finalCompilerOptions.isNativeTag || shared.NO;
  335. const cacheKey = JSON.stringify(
  336. {
  337. template,
  338. compilerOptions: finalCompilerOptions
  339. },
  340. (key, value) => {
  341. return shared.isFunction(value) ? value.toString() : value;
  342. }
  343. );
  344. const cached = compileCache[cacheKey];
  345. if (cached) {
  346. return cached;
  347. }
  348. finalCompilerOptions.onError = (err) => {
  349. {
  350. const message = `[@vue/server-renderer] Template compilation error: ${err.message}`;
  351. const codeFrame = err.loc && shared.generateCodeFrame(
  352. template,
  353. err.loc.start.offset,
  354. err.loc.end.offset
  355. );
  356. Vue.warn(codeFrame ? `${message}
  357. ${codeFrame}` : message);
  358. }
  359. };
  360. const { code } = compilerSsr.compile(template, finalCompilerOptions);
  361. const requireMap = {
  362. vue: Vue__namespace,
  363. "vue/server-renderer": helpers
  364. };
  365. const fakeRequire = (id) => requireMap[id];
  366. return compileCache[cacheKey] = Function("require", code)(fakeRequire);
  367. }
  368. const {
  369. createComponentInstance,
  370. setCurrentRenderingInstance,
  371. setupComponent,
  372. renderComponentRoot,
  373. normalizeVNode,
  374. pushWarningContext,
  375. popWarningContext
  376. } = Vue.ssrUtils;
  377. function createBuffer() {
  378. let appendable = false;
  379. const buffer = [];
  380. return {
  381. getBuffer() {
  382. return buffer;
  383. },
  384. push(item) {
  385. const isStringItem = shared.isString(item);
  386. if (appendable && isStringItem) {
  387. buffer[buffer.length - 1] += item;
  388. return;
  389. }
  390. buffer.push(item);
  391. appendable = isStringItem;
  392. if (shared.isPromise(item) || shared.isArray(item) && item.hasAsync) {
  393. buffer.hasAsync = true;
  394. }
  395. }
  396. };
  397. }
  398. function renderComponentVNode(vnode, parentComponent = null, slotScopeId) {
  399. const instance = vnode.component = createComponentInstance(
  400. vnode,
  401. parentComponent,
  402. null
  403. );
  404. pushWarningContext(vnode);
  405. const res = setupComponent(
  406. instance,
  407. true
  408. /* isSSR */
  409. );
  410. popWarningContext();
  411. const hasAsyncSetup = shared.isPromise(res);
  412. let prefetches = instance.sp;
  413. if (hasAsyncSetup || prefetches) {
  414. const p = Promise.resolve(res).then(() => {
  415. if (hasAsyncSetup) prefetches = instance.sp;
  416. if (prefetches) {
  417. return Promise.all(
  418. prefetches.map((prefetch) => prefetch.call(instance.proxy))
  419. );
  420. }
  421. }).catch(shared.NOOP);
  422. return p.then(() => renderComponentSubTree(instance, slotScopeId));
  423. } else {
  424. try {
  425. return renderComponentSubTree(instance, slotScopeId);
  426. } catch (err) {
  427. return Promise.reject(err);
  428. }
  429. }
  430. }
  431. function renderComponentSubTree(instance, slotScopeId) {
  432. pushWarningContext(instance.vnode);
  433. const comp = instance.type;
  434. const { getBuffer, push } = createBuffer();
  435. if (shared.isFunction(comp)) {
  436. let root = renderComponentRoot(instance);
  437. if (!comp.props) {
  438. for (const key in instance.attrs) {
  439. if (key.startsWith(`data-v-`)) {
  440. (root.props || (root.props = {}))[key] = ``;
  441. }
  442. }
  443. }
  444. renderVNode(push, instance.subTree = root, instance, slotScopeId);
  445. } else {
  446. if ((!instance.render || instance.render === shared.NOOP) && !instance.ssrRender && !comp.ssrRender && shared.isString(comp.template)) {
  447. comp.ssrRender = ssrCompile(comp.template, instance);
  448. }
  449. const ssrRender = instance.ssrRender || comp.ssrRender;
  450. if (ssrRender) {
  451. let attrs = instance.inheritAttrs !== false ? instance.attrs : void 0;
  452. let hasCloned = false;
  453. let cur = instance;
  454. while (true) {
  455. const scopeId = cur.vnode.scopeId;
  456. if (scopeId) {
  457. if (!hasCloned) {
  458. attrs = { ...attrs };
  459. hasCloned = true;
  460. }
  461. attrs[scopeId] = "";
  462. }
  463. const parent = cur.parent;
  464. if (parent && parent.subTree && parent.subTree === cur.vnode) {
  465. cur = parent;
  466. } else {
  467. break;
  468. }
  469. }
  470. if (slotScopeId) {
  471. if (!hasCloned) attrs = { ...attrs };
  472. const slotScopeIdList = slotScopeId.trim().split(" ");
  473. for (let i = 0; i < slotScopeIdList.length; i++) {
  474. attrs[slotScopeIdList[i]] = "";
  475. }
  476. }
  477. const prev = setCurrentRenderingInstance(instance);
  478. try {
  479. ssrRender(
  480. instance.proxy,
  481. push,
  482. instance,
  483. attrs,
  484. // compiler-optimized bindings
  485. instance.props,
  486. instance.setupState,
  487. instance.data,
  488. instance.ctx
  489. );
  490. } catch (err) {
  491. Vue.handleError(err, instance, 1);
  492. } finally {
  493. setCurrentRenderingInstance(prev);
  494. }
  495. } else if (instance.render && instance.render !== shared.NOOP) {
  496. renderVNode(
  497. push,
  498. instance.subTree = renderComponentRoot(instance),
  499. instance,
  500. slotScopeId
  501. );
  502. } else {
  503. const componentName = comp.name || comp.__file || `<Anonymous>`;
  504. Vue.warn(`Component ${componentName} is missing template or render function.`);
  505. push(`<!---->`);
  506. }
  507. }
  508. popWarningContext();
  509. return getBuffer();
  510. }
  511. function renderVNode(push, vnode, parentComponent, slotScopeId) {
  512. const { type, shapeFlag, children, dirs, props } = vnode;
  513. if (dirs) {
  514. vnode.props = applySSRDirectives(vnode, props, dirs);
  515. }
  516. switch (type) {
  517. case Vue.Text:
  518. push(shared.escapeHtml(children));
  519. break;
  520. case Vue.Comment:
  521. push(
  522. children ? `<!--${shared.escapeHtmlComment(children)}-->` : `<!---->`
  523. );
  524. break;
  525. case Vue.Static:
  526. push(children);
  527. break;
  528. case Vue.Fragment:
  529. if (vnode.slotScopeIds) {
  530. slotScopeId = (slotScopeId ? slotScopeId + " " : "") + vnode.slotScopeIds.join(" ");
  531. }
  532. push(`<!--[-->`);
  533. renderVNodeChildren(
  534. push,
  535. children,
  536. parentComponent,
  537. slotScopeId
  538. );
  539. push(`<!--]-->`);
  540. break;
  541. default:
  542. if (shapeFlag & 1) {
  543. renderElementVNode(push, vnode, parentComponent, slotScopeId);
  544. } else if (shapeFlag & 6) {
  545. push(renderComponentVNode(vnode, parentComponent, slotScopeId));
  546. } else if (shapeFlag & 64) {
  547. renderTeleportVNode(push, vnode, parentComponent, slotScopeId);
  548. } else if (shapeFlag & 128) {
  549. renderVNode(push, vnode.ssContent, parentComponent, slotScopeId);
  550. } else {
  551. Vue.warn(
  552. "[@vue/server-renderer] Invalid VNode type:",
  553. type,
  554. `(${typeof type})`
  555. );
  556. }
  557. }
  558. }
  559. function renderVNodeChildren(push, children, parentComponent, slotScopeId) {
  560. for (let i = 0; i < children.length; i++) {
  561. renderVNode(push, normalizeVNode(children[i]), parentComponent, slotScopeId);
  562. }
  563. }
  564. function renderElementVNode(push, vnode, parentComponent, slotScopeId) {
  565. const tag = vnode.type;
  566. let { props, children, shapeFlag, scopeId } = vnode;
  567. let openTag = `<${tag}`;
  568. if (props) {
  569. openTag += ssrRenderAttrs(props, tag);
  570. }
  571. const renderedScopeIds = [];
  572. const appendScopeId = (id) => {
  573. if (id && (!props || !shared.hasOwn(props, id)) && !renderedScopeIds.includes(id)) {
  574. openTag += ` ${id}`;
  575. renderedScopeIds.push(id);
  576. }
  577. };
  578. if (scopeId) {
  579. appendScopeId(scopeId);
  580. }
  581. let curParent = parentComponent;
  582. let curVnode = vnode;
  583. while (curParent && curVnode === curParent.subTree) {
  584. curVnode = curParent.vnode;
  585. if (curVnode.scopeId) {
  586. appendScopeId(curVnode.scopeId);
  587. }
  588. curParent = curParent.parent;
  589. }
  590. if (slotScopeId) {
  591. const slotScopeIdList = slotScopeId.trim().split(" ");
  592. for (let i = 0; i < slotScopeIdList.length; i++) {
  593. appendScopeId(slotScopeIdList[i]);
  594. }
  595. }
  596. push(openTag + `>`);
  597. if (!shared.isVoidTag(tag)) {
  598. let hasChildrenOverride = false;
  599. if (props) {
  600. if (props.innerHTML) {
  601. hasChildrenOverride = true;
  602. push(props.innerHTML);
  603. } else if (props.textContent) {
  604. hasChildrenOverride = true;
  605. push(shared.escapeHtml(props.textContent));
  606. } else if (tag === "textarea" && props.value) {
  607. hasChildrenOverride = true;
  608. push(shared.escapeHtml(props.value));
  609. }
  610. }
  611. if (!hasChildrenOverride) {
  612. if (shapeFlag & 8) {
  613. push(shared.escapeHtml(children));
  614. } else if (shapeFlag & 16) {
  615. renderVNodeChildren(
  616. push,
  617. children,
  618. parentComponent,
  619. slotScopeId
  620. );
  621. }
  622. }
  623. push(`</${tag}>`);
  624. }
  625. }
  626. function applySSRDirectives(vnode, rawProps, dirs) {
  627. const toMerge = [];
  628. for (let i = 0; i < dirs.length; i++) {
  629. const binding = dirs[i];
  630. const {
  631. dir: { getSSRProps }
  632. } = binding;
  633. if (getSSRProps) {
  634. const props = getSSRProps(binding, vnode);
  635. if (props) toMerge.push(props);
  636. }
  637. }
  638. return Vue.mergeProps(rawProps || {}, ...toMerge);
  639. }
  640. function renderTeleportVNode(push, vnode, parentComponent, slotScopeId) {
  641. const target = vnode.props && vnode.props.to;
  642. const disabled = vnode.props && vnode.props.disabled;
  643. if (!target) {
  644. if (!disabled) {
  645. Vue.warn(`[@vue/server-renderer] Teleport is missing target prop.`);
  646. }
  647. return [];
  648. }
  649. if (!shared.isString(target)) {
  650. Vue.warn(
  651. `[@vue/server-renderer] Teleport target must be a query selector string.`
  652. );
  653. return [];
  654. }
  655. ssrRenderTeleport(
  656. push,
  657. (push2) => {
  658. renderVNodeChildren(
  659. push2,
  660. vnode.children,
  661. parentComponent,
  662. slotScopeId
  663. );
  664. },
  665. target,
  666. disabled || disabled === "",
  667. parentComponent
  668. );
  669. }
  670. const { isVNode: isVNode$1 } = Vue.ssrUtils;
  671. function nestedUnrollBuffer(buffer, parentRet, startIndex) {
  672. if (!buffer.hasAsync) {
  673. return parentRet + unrollBufferSync$1(buffer);
  674. }
  675. let ret = parentRet;
  676. for (let i = startIndex; i < buffer.length; i += 1) {
  677. const item = buffer[i];
  678. if (shared.isString(item)) {
  679. ret += item;
  680. continue;
  681. }
  682. if (shared.isPromise(item)) {
  683. return item.then((nestedItem) => {
  684. buffer[i] = nestedItem;
  685. return nestedUnrollBuffer(buffer, ret, i);
  686. });
  687. }
  688. const result = nestedUnrollBuffer(item, ret, 0);
  689. if (shared.isPromise(result)) {
  690. return result.then((nestedItem) => {
  691. buffer[i] = nestedItem;
  692. return nestedUnrollBuffer(buffer, "", i);
  693. });
  694. }
  695. ret = result;
  696. }
  697. return ret;
  698. }
  699. function unrollBuffer$1(buffer) {
  700. return nestedUnrollBuffer(buffer, "", 0);
  701. }
  702. function unrollBufferSync$1(buffer) {
  703. let ret = "";
  704. for (let i = 0; i < buffer.length; i++) {
  705. let item = buffer[i];
  706. if (shared.isString(item)) {
  707. ret += item;
  708. } else {
  709. ret += unrollBufferSync$1(item);
  710. }
  711. }
  712. return ret;
  713. }
  714. async function renderToString(input, context = {}) {
  715. if (isVNode$1(input)) {
  716. return renderToString(Vue.createApp({ render: () => input }), context);
  717. }
  718. const vnode = Vue.createVNode(input._component, input._props);
  719. vnode.appContext = input._context;
  720. input.provide(Vue.ssrContextKey, context);
  721. const buffer = await renderComponentVNode(vnode);
  722. const result = await unrollBuffer$1(buffer);
  723. await resolveTeleports(context);
  724. if (context.__watcherHandles) {
  725. for (const unwatch of context.__watcherHandles) {
  726. unwatch();
  727. }
  728. }
  729. return result;
  730. }
  731. async function resolveTeleports(context) {
  732. if (context.__teleportBuffers) {
  733. context.teleports = context.teleports || {};
  734. for (const key in context.__teleportBuffers) {
  735. context.teleports[key] = await unrollBuffer$1(
  736. context.__teleportBuffers[key]
  737. );
  738. }
  739. }
  740. }
  741. const { isVNode } = Vue.ssrUtils;
  742. async function unrollBuffer(buffer, stream) {
  743. if (buffer.hasAsync) {
  744. for (let i = 0; i < buffer.length; i++) {
  745. let item = buffer[i];
  746. if (shared.isPromise(item)) {
  747. item = await item;
  748. }
  749. if (shared.isString(item)) {
  750. stream.push(item);
  751. } else {
  752. await unrollBuffer(item, stream);
  753. }
  754. }
  755. } else {
  756. unrollBufferSync(buffer, stream);
  757. }
  758. }
  759. function unrollBufferSync(buffer, stream) {
  760. for (let i = 0; i < buffer.length; i++) {
  761. let item = buffer[i];
  762. if (shared.isString(item)) {
  763. stream.push(item);
  764. } else {
  765. unrollBufferSync(item, stream);
  766. }
  767. }
  768. }
  769. function renderToSimpleStream(input, context, stream) {
  770. if (isVNode(input)) {
  771. return renderToSimpleStream(
  772. Vue.createApp({ render: () => input }),
  773. context,
  774. stream
  775. );
  776. }
  777. const vnode = Vue.createVNode(input._component, input._props);
  778. vnode.appContext = input._context;
  779. input.provide(Vue.ssrContextKey, context);
  780. Promise.resolve(renderComponentVNode(vnode)).then((buffer) => unrollBuffer(buffer, stream)).then(() => resolveTeleports(context)).then(() => {
  781. if (context.__watcherHandles) {
  782. for (const unwatch of context.__watcherHandles) {
  783. unwatch();
  784. }
  785. }
  786. }).then(() => stream.push(null)).catch((error) => {
  787. stream.destroy(error);
  788. });
  789. return stream;
  790. }
  791. function renderToStream(input, context = {}) {
  792. console.warn(
  793. `[@vue/server-renderer] renderToStream is deprecated - use renderToNodeStream instead.`
  794. );
  795. return renderToNodeStream(input, context);
  796. }
  797. function renderToNodeStream(input, context = {}) {
  798. const stream = new (require("node:stream")).Readable({ read() {
  799. } }) ;
  800. if (!stream) {
  801. throw new Error(
  802. `ESM build of renderToStream() does not support renderToNodeStream(). Use pipeToNodeWritable() with an existing Node.js Writable stream instance instead.`
  803. );
  804. }
  805. return renderToSimpleStream(input, context, stream);
  806. }
  807. function pipeToNodeWritable(input, context = {}, writable) {
  808. renderToSimpleStream(input, context, {
  809. push(content) {
  810. if (content != null) {
  811. writable.write(content);
  812. } else {
  813. writable.end();
  814. }
  815. },
  816. destroy(err) {
  817. writable.destroy(err);
  818. }
  819. });
  820. }
  821. function renderToWebStream(input, context = {}) {
  822. if (typeof ReadableStream !== "function") {
  823. throw new Error(
  824. `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.`
  825. );
  826. }
  827. const encoder = new TextEncoder();
  828. let cancelled = false;
  829. return new ReadableStream({
  830. start(controller) {
  831. renderToSimpleStream(input, context, {
  832. push(content) {
  833. if (cancelled) return;
  834. if (content != null) {
  835. controller.enqueue(encoder.encode(content));
  836. } else {
  837. controller.close();
  838. }
  839. },
  840. destroy(err) {
  841. controller.error(err);
  842. }
  843. });
  844. },
  845. cancel() {
  846. cancelled = true;
  847. }
  848. });
  849. }
  850. function pipeToWebWritable(input, context = {}, writable) {
  851. const writer = writable.getWriter();
  852. const encoder = new TextEncoder();
  853. let hasReady = false;
  854. try {
  855. hasReady = shared.isPromise(writer.ready);
  856. } catch (e) {
  857. }
  858. renderToSimpleStream(input, context, {
  859. async push(content) {
  860. if (hasReady) {
  861. await writer.ready;
  862. }
  863. if (content != null) {
  864. return writer.write(encoder.encode(content));
  865. } else {
  866. return writer.close();
  867. }
  868. },
  869. destroy(err) {
  870. console.log(err);
  871. writer.close();
  872. }
  873. });
  874. }
  875. Vue.initDirectivesForSSR();
  876. exports.ssrIncludeBooleanAttr = shared.includeBooleanAttr;
  877. exports.pipeToNodeWritable = pipeToNodeWritable;
  878. exports.pipeToWebWritable = pipeToWebWritable;
  879. exports.renderToNodeStream = renderToNodeStream;
  880. exports.renderToSimpleStream = renderToSimpleStream;
  881. exports.renderToStream = renderToStream;
  882. exports.renderToString = renderToString;
  883. exports.renderToWebStream = renderToWebStream;
  884. exports.ssrGetDirectiveProps = ssrGetDirectiveProps;
  885. exports.ssrGetDynamicModelProps = ssrGetDynamicModelProps;
  886. exports.ssrInterpolate = ssrInterpolate;
  887. exports.ssrLooseContain = ssrLooseContain;
  888. exports.ssrLooseEqual = ssrLooseEqual;
  889. exports.ssrRenderAttr = ssrRenderAttr;
  890. exports.ssrRenderAttrs = ssrRenderAttrs;
  891. exports.ssrRenderClass = ssrRenderClass;
  892. exports.ssrRenderComponent = ssrRenderComponent;
  893. exports.ssrRenderDynamicAttr = ssrRenderDynamicAttr;
  894. exports.ssrRenderDynamicModel = ssrRenderDynamicModel;
  895. exports.ssrRenderList = ssrRenderList;
  896. exports.ssrRenderSlot = ssrRenderSlot;
  897. exports.ssrRenderSlotInner = ssrRenderSlotInner;
  898. exports.ssrRenderStyle = ssrRenderStyle;
  899. exports.ssrRenderSuspense = ssrRenderSuspense;
  900. exports.ssrRenderTeleport = ssrRenderTeleport;
  901. exports.ssrRenderVNode = renderVNode;