You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
975 lines
34 KiB
975 lines
34 KiB
2 years ago
|
import { ssrContextKey, warn as warn$1, Fragment, Static, Comment, Text, mergeProps, ssrUtils, createApp, createVNode, initDirectivesForSSR } from 'vue';
|
||
|
|
import { makeMap, isOn, escapeHtml, normalizeClass, propsToAttrMap, isBooleanAttr, includeBooleanAttr, isSSRSafeAttrName, isString, normalizeStyle, stringifyStyle, escapeHtmlComment, isVoidTag, isPromise, isArray, isFunction, NOOP, toDisplayString, isObject, looseEqual, looseIndexOf } from '@vue/shared';
|
||
|
|
export { includeBooleanAttr as ssrIncludeBooleanAttr } from '@vue/shared';
|
||
|
|
|
||
|
|
// leading comma for empty string ""
|
||
|
|
const shouldIgnoreProp = makeMap(`,key,ref,innerHTML,textContent,ref_key,ref_for`);
|
||
|
|
function ssrRenderAttrs(props, tag) {
|
||
|
|
let ret = '';
|
||
|
|
for (const key in props) {
|
||
|
|
if (shouldIgnoreProp(key) ||
|
||
|
|
isOn(key) ||
|
||
|
|
(tag === 'textarea' && key === 'value')) {
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
const value = props[key];
|
||
|
|
if (key === 'class') {
|
||
|
|
ret += ` class="${ssrRenderClass(value)}"`;
|
||
|
|
}
|
||
|
|
else if (key === 'style') {
|
||
|
|
ret += ` style="${ssrRenderStyle(value)}"`;
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
ret += ssrRenderDynamicAttr(key, value, tag);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return ret;
|
||
|
|
}
|
||
|
|
// render an attr with dynamic (unknown) key.
|
||
|
|
function ssrRenderDynamicAttr(key, value, tag) {
|
||
|
|
if (!isRenderableValue(value)) {
|
||
|
|
return ``;
|
||
|
|
}
|
||
|
|
const attrKey = tag && tag.indexOf('-') > 0
|
||
|
|
? key // preserve raw name on custom elements
|
||
|
|
: 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 ``;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
// Render a v-bind attr with static key. The key is pre-processed at compile
|
||
|
|
// time and we only need to check and escape value.
|
||
|
|
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 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.`);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
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] = []);
|
||
|
|
// record current index of the target buffer to handle nested teleports
|
||
|
|
// since the parent needs to be rendered before the child
|
||
|
|
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-->');
|
||
|
|
}
|
||
|
|
|
||
|
|
const { createComponentInstance, setCurrentRenderingInstance, setupComponent, renderComponentRoot, normalizeVNode } = ssrUtils;
|
||
|
|
// Each component has a buffer array.
|
||
|
|
// A buffer array can contain one of the following:
|
||
|
|
// - plain string
|
||
|
|
// - A resolved buffer (recursive arrays of strings that can be unrolled
|
||
|
|
// synchronously)
|
||
|
|
// - An async buffer (a Promise that resolves to a resolved buffer)
|
||
|
|
function createBuffer() {
|
||
|
|
let appendable = false;
|
||
|
|
const buffer = [];
|
||
|
|
return {
|
||
|
|
getBuffer() {
|
||
|
|
// Return static buffer and await on items during unroll stage
|
||
|
|
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)) {
|
||
|
|
// promise, or child buffer with async, mark as async.
|
||
|
|
// this allows skipping unnecessary await ticks during unroll stage
|
||
|
|
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; /* LifecycleHooks.SERVER_PREFETCH */
|
||
|
|
if (hasAsyncSetup || prefetches) {
|
||
|
|
let p = hasAsyncSetup
|
||
|
|
? res
|
||
|
|
: Promise.resolve();
|
||
|
|
if (prefetches) {
|
||
|
|
p = p
|
||
|
|
.then(() => Promise.all(prefetches.map(prefetch => prefetch.call(instance.proxy))))
|
||
|
|
// Note: error display is already done by the wrapped lifecycle hook function.
|
||
|
|
.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);
|
||
|
|
// #5817 scope ID attrs not falling through if functional component doesn't
|
||
|
|
// have props
|
||
|
|
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);
|
||
|
|
}
|
||
|
|
// perf: enable caching of computed getters during render
|
||
|
|
// since there cannot be state mutations during render.
|
||
|
|
for (const e of instance.scope.effects) {
|
||
|
|
if (e.computed)
|
||
|
|
e.computed._cacheable = true;
|
||
|
|
}
|
||
|
|
const ssrRender = instance.ssrRender || comp.ssrRender;
|
||
|
|
if (ssrRender) {
|
||
|
|
// optimized
|
||
|
|
// resolve fallthrough attrs
|
||
|
|
let attrs = instance.inheritAttrs !== false ? instance.attrs : undefined;
|
||
|
|
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) {
|
||
|
|
// parent is a non-SSR compiled component and is rendering this
|
||
|
|
// component as root. inherit its scopeId if present.
|
||
|
|
cur = parent;
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if (slotScopeId) {
|
||
|
|
if (!hasCloned)
|
||
|
|
attrs = { ...attrs };
|
||
|
|
attrs[slotScopeId.trim()] = '';
|
||
|
|
}
|
||
|
|
// set current rendering instance for asset resolution
|
||
|
|
const prev = setCurrentRenderingInstance(instance);
|
||
|
|
ssrRender(instance.proxy, push, instance, attrs,
|
||
|
|
// compiler-optimized bindings
|
||
|
|
instance.props, instance.setupState, instance.data, instance.ctx);
|
||
|
|
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(`<!--[-->`); // open
|
||
|
|
renderVNodeChildren(push, children, parentComponent, slotScopeId);
|
||
|
|
push(`<!--]-->`); // close
|
||
|
|
break;
|
||
|
|
default:
|
||
|
|
if (shapeFlag & 1 /* ELEMENT */) {
|
||
|
|
renderElementVNode(push, vnode, parentComponent, slotScopeId);
|
||
|
|
}
|
||
|
|
else if (shapeFlag & 6 /* COMPONENT */) {
|
||
|
|
push(renderComponentVNode(vnode, parentComponent, slotScopeId));
|
||
|
|
}
|
||
|
|
else if (shapeFlag & 64 /* TELEPORT */) {
|
||
|
|
renderTeleportVNode(push, vnode, parentComponent, slotScopeId);
|
||
|
|
}
|
||
|
|
else if (shapeFlag & 128 /* SUSPENSE */) {
|
||
|
|
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}`;
|
||
|
|
}
|
||
|
|
// inherit parent chain scope id if this is the root node
|
||
|
|
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 += ` ${slotScopeId}`;
|
||
|
|
}
|
||
|
|
push(openTag + `>`);
|
||
|
|
if (!isVoidTag(tag)) {
|
||
|
|
let hasChildrenOverride = false;
|
||
|
|
if (props) {
|
||
|
|
if (props.innerHTML) {
|
||
|
|
hasChildrenOverride = true;
|
||
|
|
push(props.innerHTML);
|
||
|
|
}
|
||
|
|
else if (props.textContent) {
|
||
|
|
hasChildrenOverride = true;
|
||
|
|
push(escapeHtml(props.textContent));
|
||
|
|
}
|
||
|
|
else if (tag === 'textarea' && props.value) {
|
||
|
|
hasChildrenOverride = true;
|
||
|
|
push(escapeHtml(props.value));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if (!hasChildrenOverride) {
|
||
|
|
if (shapeFlag & 8 /* TEXT_CHILDREN */) {
|
||
|
|
push(escapeHtml(children));
|
||
|
|
}
|
||
|
|
else if (shapeFlag & 16 /* ARRAY_CHILDREN */) {
|
||
|
|
renderVNodeChildren(push, children, parentComponent, slotScopeId);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
push(`</${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, push => {
|
||
|
|
renderVNodeChildren(push, vnode.children, parentComponent, slotScopeId);
|
||
|
|
}, target, disabled || disabled === '', parentComponent);
|
||
|
|
}
|
||
|
|
|
||
|
|
const { isVNode } = ssrUtils;
|
||
|
|
async function unrollBuffer(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(item);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return ret;
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
// sync buffer can be more efficiently unrolled without unnecessary await
|
||
|
|
// ticks
|
||
|
|
return unrollBufferSync(buffer);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
function unrollBufferSync(buffer) {
|
||
|
|
let ret = '';
|
||
|
|
for (let i = 0; i < buffer.length; i++) {
|
||
|
|
let item = buffer[i];
|
||
|
|
if (isString(item)) {
|
||
|
|
ret += item;
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
// since this is a sync buffer, child buffers are never promises
|
||
|
|
ret += unrollBufferSync(item);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return ret;
|
||
|
|
}
|
||
|
|
async function renderToString(input, context = {}) {
|
||
|
|
if (isVNode(input)) {
|
||
|
|
// raw vnode, wrap with app (for context)
|
||
|
|
return renderToString(createApp({ render: () => input }), context);
|
||
|
|
}
|
||
|
|
// rendering an app
|
||
|
|
const vnode = createVNode(input._component, input._props);
|
||
|
|
vnode.appContext = input._context;
|
||
|
|
// provide the ssr context to the tree
|
||
|
|
input.provide(ssrContextKey, context);
|
||
|
|
const buffer = await renderComponentVNode(vnode);
|
||
|
|
const result = await unrollBuffer(buffer);
|
||
|
|
await resolveTeleports(context);
|
||
|
|
return result;
|
||
|
|
}
|
||
|
|
async function resolveTeleports(context) {
|
||
|
|
if (context.__teleportBuffers) {
|
||
|
|
context.teleports = context.teleports || {};
|
||
|
|
for (const key in context.__teleportBuffers) {
|
||
|
|
// note: it's OK to await sequentially here because the Promises were
|
||
|
|
// created eagerly in parallel.
|
||
|
|
context.teleports[key] = await unrollBuffer((await Promise.all(context.__teleportBuffers[key])));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
const { isVNode: isVNode$1 } = ssrUtils;
|
||
|
|
async function unrollBuffer$1(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$1(item, stream);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
// sync buffer can be more efficiently unrolled without unnecessary await
|
||
|
|
// ticks
|
||
|
|
unrollBufferSync$1(buffer, stream);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
function unrollBufferSync$1(buffer, stream) {
|
||
|
|
for (let i = 0; i < buffer.length; i++) {
|
||
|
|
let item = buffer[i];
|
||
|
|
if (isString(item)) {
|
||
|
|
stream.push(item);
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
// since this is a sync buffer, child buffers are never promises
|
||
|
|
unrollBufferSync$1(item, stream);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
function renderToSimpleStream(input, context, stream) {
|
||
|
|
if (isVNode$1(input)) {
|
||
|
|
// raw vnode, wrap with app (for context)
|
||
|
|
return renderToSimpleStream(createApp({ render: () => input }), context, stream);
|
||
|
|
}
|
||
|
|
// rendering an app
|
||
|
|
const vnode = createVNode(input._component, input._props);
|
||
|
|
vnode.appContext = input._context;
|
||
|
|
// provide the ssr context to the tree
|
||
|
|
input.provide(ssrContextKey, context);
|
||
|
|
Promise.resolve(renderComponentVNode(vnode))
|
||
|
|
.then(buffer => unrollBuffer$1(buffer, stream))
|
||
|
|
.then(() => resolveTeleports(context))
|
||
|
|
.then(() => stream.push(null))
|
||
|
|
.catch(error => {
|
||
|
|
stream.destroy(error);
|
||
|
|
});
|
||
|
|
return stream;
|
||
|
|
}
|
||
|
|
/**
|
||
|
|
* @deprecated
|
||
|
|
*/
|
||
|
|
function renderToStream(input, context = {}) {
|
||
|
|
console.warn(`[@vue/server-renderer] renderToStream is deprecated - use renderToNodeStream instead.`);
|
||
|
|
return renderToNodeStream(input, context);
|
||
|
|
}
|
||
|
|
function renderToNodeStream(input, context = {}) {
|
||
|
|
const stream = null;
|
||
|
|
{
|
||
|
|
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();
|
||
|
|
// #4287 CloudFlare workers do not implement `ready` property
|
||
|
|
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) {
|
||
|
|
// TODO better error handling?
|
||
|
|
console.log(err);
|
||
|
|
writer.close();
|
||
|
|
}
|
||
|
|
});
|
||
|
|
}
|
||
|
|
|
||
|
|
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) {
|
||
|
|
// template-compiled slots are always rendered as fragments
|
||
|
|
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)) {
|
||
|
|
// normal slot
|
||
|
|
renderVNodeChildren(push, ret, parentComponent, slotScopeId);
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
// ssr slot.
|
||
|
|
// check if the slot renders all comments, in which case use the fallback
|
||
|
|
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 commentRE = /<!--[^]*?-->/gm;
|
||
|
|
function isComment(item) {
|
||
|
|
return (typeof item === 'string' &&
|
||
|
|
commentRE.test(item) &&
|
||
|
|
!item.replace(commentRE, '').trim());
|
||
|
|
}
|
||
|
|
|
||
|
|
function ssrInterpolate(value) {
|
||
|
|
return escapeHtml(toDisplayString(value));
|
||
|
|
}
|
||
|
|
|
||
|
|
function toRaw(observed) {
|
||
|
|
const raw = observed && observed["__v_raw" /* 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) {
|
||
|
|
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 /* APP_WARN_HANDLER */, [
|
||
|
|
msg + args.join(''),
|
||
|
|
instance && instance.proxy,
|
||
|
|
trace
|
||
|
|
.map(({ vnode }) => `at <${formatComponentName(instance, vnode.type)}>`)
|
||
|
|
.join('\n'),
|
||
|
|
trace
|
||
|
|
]);
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
const warnArgs = [`[Vue warn]: ${msg}`, ...args];
|
||
|
|
/* istanbul ignore if */
|
||
|
|
if (trace.length &&
|
||
|
|
// avoid spamming console during tests
|
||
|
|
!false) {
|
||
|
|
warnArgs.push(`\n`, ...formatTrace(trace));
|
||
|
|
}
|
||
|
|
console.warn(...warnArgs);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
function getComponentTrace() {
|
||
|
|
let currentVNode = stack[stack.length - 1];
|
||
|
|
if (!currentVNode) {
|
||
|
|
return [];
|
||
|
|
}
|
||
|
|
// we can't just use the stack because it will be incomplete during updates
|
||
|
|
// that did not start from the root. Re-construct the parent chain using
|
||
|
|
// instance parent pointers.
|
||
|
|
const normalizedStack = [];
|
||
|
|
while (currentVNode) {
|
||
|
|
const last = normalizedStack[0];
|
||
|
|
if (last && last.vnode === currentVNode) {
|
||
|
|
last.recurseCount++;
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
normalizedStack.push({
|
||
|
|
vnode: currentVNode,
|
||
|
|
recurseCount: 0
|
||
|
|
});
|
||
|
|
}
|
||
|
|
const parentInstance = currentVNode.component && currentVNode.component.parent;
|
||
|
|
currentVNode = parentInstance && parentInstance.vnode;
|
||
|
|
}
|
||
|
|
return normalizedStack;
|
||
|
|
}
|
||
|
|
/* istanbul ignore next */
|
||
|
|
function formatTrace(trace) {
|
||
|
|
const logs = [];
|
||
|
|
trace.forEach((entry, i) => {
|
||
|
|
logs.push(...(i === 0 ? [] : [`\n`]), ...formatTraceEntry(entry));
|
||
|
|
});
|
||
|
|
return logs;
|
||
|
|
}
|
||
|
|
function formatTraceEntry({ vnode, recurseCount }) {
|
||
|
|
const postfix = recurseCount > 0 ? `... (${recurseCount} recursive calls)` : ``;
|
||
|
|
const isRoot = vnode.component ? vnode.component.parent == null : false;
|
||
|
|
const open = ` at <${formatComponentName(vnode.component, vnode.type, isRoot)}`;
|
||
|
|
const close = `>` + postfix;
|
||
|
|
return vnode.props
|
||
|
|
? [open, ...formatProps(vnode.props), close]
|
||
|
|
: [open + close];
|
||
|
|
}
|
||
|
|
/* istanbul ignore next */
|
||
|
|
function formatProps(props) {
|
||
|
|
const res = [];
|
||
|
|
const keys = Object.keys(props);
|
||
|
|
keys.slice(0, 3).forEach(key => {
|
||
|
|
res.push(...formatProp(key, props[key]));
|
||
|
|
});
|
||
|
|
if (keys.length > 3) {
|
||
|
|
res.push(` ...`);
|
||
|
|
}
|
||
|
|
return res;
|
||
|
|
}
|
||
|
|
/* istanbul ignore next */
|
||
|
|
function formatProp(key, value, raw) {
|
||
|
|
if (isString(value)) {
|
||
|
|
value = JSON.stringify(value);
|
||
|
|
return raw ? value : [`${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" /* SERVER_PREFETCH */]: 'serverPrefetch hook',
|
||
|
|
["bc" /* BEFORE_CREATE */]: 'beforeCreate hook',
|
||
|
|
["c" /* CREATED */]: 'created hook',
|
||
|
|
["bm" /* BEFORE_MOUNT */]: 'beforeMount hook',
|
||
|
|
["m" /* MOUNTED */]: 'mounted hook',
|
||
|
|
["bu" /* BEFORE_UPDATE */]: 'beforeUpdate hook',
|
||
|
|
["u" /* UPDATED */]: 'updated',
|
||
|
|
["bum" /* BEFORE_UNMOUNT */]: 'beforeUnmount hook',
|
||
|
|
["um" /* UNMOUNTED */]: 'unmounted hook',
|
||
|
|
["a" /* ACTIVATED */]: 'activated hook',
|
||
|
|
["da" /* DEACTIVATED */]: 'deactivated hook',
|
||
|
|
["ec" /* ERROR_CAPTURED */]: 'errorCaptured hook',
|
||
|
|
["rtc" /* RENDER_TRACKED */]: 'renderTracked hook',
|
||
|
|
["rtg" /* RENDER_TRIGGERED */]: 'renderTriggered hook',
|
||
|
|
[0 /* SETUP_FUNCTION */]: 'setup function',
|
||
|
|
[1 /* RENDER_FUNCTION */]: 'render function',
|
||
|
|
[2 /* WATCH_GETTER */]: 'watcher getter',
|
||
|
|
[3 /* WATCH_CALLBACK */]: 'watcher callback',
|
||
|
|
[4 /* WATCH_CLEANUP */]: 'watcher cleanup function',
|
||
|
|
[5 /* NATIVE_EVENT_HANDLER */]: 'native event handler',
|
||
|
|
[6 /* COMPONENT_EVENT_HANDLER */]: 'component event handler',
|
||
|
|
[7 /* VNODE_HOOK */]: 'vnode hook',
|
||
|
|
[8 /* DIRECTIVE_HOOK */]: 'directive hook',
|
||
|
|
[9 /* TRANSITION_HOOK */]: 'transition hook',
|
||
|
|
[10 /* APP_ERROR_HANDLER */]: 'app errorHandler',
|
||
|
|
[11 /* APP_WARN_HANDLER */]: 'app warnHandler',
|
||
|
|
[12 /* FUNCTION_REF */]: 'ref function',
|
||
|
|
[13 /* ASYNC_COMPONENT_LOADER */]: 'async component loader',
|
||
|
|
[14 /* SCHEDULER */]: '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;
|
||
|
|
// the exposed instance is the render proxy to keep it consistent with 2.x
|
||
|
|
const exposedInstance = instance.proxy;
|
||
|
|
// in production the hook receives only the error code
|
||
|
|
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;
|
||
|
|
}
|
||
|
|
// app-level handling
|
||
|
|
const appErrorHandler = instance.appContext.config.errorHandler;
|
||
|
|
if (appErrorHandler) {
|
||
|
|
callWithErrorHandling(appErrorHandler, null, 10 /* APP_ERROR_HANDLER */, [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 ${info}` : ``}`);
|
||
|
|
if (contextVNode) {
|
||
|
|
popWarningContext();
|
||
|
|
}
|
||
|
|
// crash in dev by default so it's more noticeable
|
||
|
|
if (throwInDev) {
|
||
|
|
throw err;
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
console.error(err);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
// recover in prod to reduce the impact on end-user
|
||
|
|
console.error(err);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
const classifyRE = /(?:^|[-_])(\w)/g;
|
||
|
|
const classify = (str) => str.replace(classifyRE, c => c.toUpperCase()).replace(/[-_]/g, '');
|
||
|
|
function getComponentName(Component, includeInferred = true) {
|
||
|
|
return isFunction(Component)
|
||
|
|
? Component.displayName || Component.name
|
||
|
|
: Component.name || (includeInferred && Component.__name);
|
||
|
|
}
|
||
|
|
/* istanbul ignore next */
|
||
|
|
function formatComponentName(instance, Component, isRoot = false) {
|
||
|
|
let name = getComponentName(Component);
|
||
|
|
if (!name && Component.__file) {
|
||
|
|
const match = Component.__file.match(/([^/\\]+)\.\w+$/);
|
||
|
|
if (match) {
|
||
|
|
name = match[1];
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if (!name && instance && instance.parent) {
|
||
|
|
// try to infer the name based on reverse resolution
|
||
|
|
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: undefined,
|
||
|
|
arg,
|
||
|
|
modifiers
|
||
|
|
}, null) || {});
|
||
|
|
}
|
||
|
|
return {};
|
||
|
|
}
|
||
|
|
|
||
|
|
const ssrLooseEqual = looseEqual;
|
||
|
|
function ssrLooseContain(arr, value) {
|
||
|
|
return looseIndexOf(arr, value) > -1;
|
||
|
|
}
|
||
|
|
// for <input :type="type" v-model="model" value="value">
|
||
|
|
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:
|
||
|
|
// text types
|
||
|
|
return ssrRenderAttr('value', model);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
// for <input v-bind="obj" v-model="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:
|
||
|
|
// text types
|
||
|
|
return { value: model };
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
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 };
|