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'use strict';
Object.defineProperty(exports, '__esModule', { value: true });
var runtimeCore = require('@vue/runtime-core');
var shared = require('@vue/shared');
const svgNS = 'http://www.w3.org/2000/svg';
const doc = (typeof document !== 'undefined' ? document : null);
const staticTemplateCache = new Map();
const nodeOps = {
insert: (child, parent, anchor) => {
parent.insertBefore(child, anchor || null);
},
remove: child => {
const parent = child.parentNode;
if (parent) {
parent.removeChild(child);
}
},
createElement: (tag, isSVG, is, props) => {
const el = isSVG
? doc.createElementNS(svgNS, tag)
: doc.createElement(tag, is ? { is } : undefined);
if (tag === 'select' && props && props.multiple != null) {
el.setAttribute('multiple', props.multiple);
}
return el;
},
createText: text => doc.createTextNode(text),
createComment: text => doc.createComment(text),
setText: (node, text) => {
node.nodeValue = text;
},
setElementText: (el, text) => {
el.textContent = text;
},
parentNode: node => node.parentNode,
nextSibling: node => node.nextSibling,
querySelector: selector => doc.querySelector(selector),
setScopeId(el, id) {
el.setAttribute(id, '');
},
cloneNode(el) {
const cloned = el.cloneNode(true);
// #3072
// - in `patchDOMProp`, we store the actual value in the `el._value` property.
// - normally, elements using `:value` bindings will not be hoisted, but if
// the bound value is a constant, e.g. `:value="true"` - they do get
// hoisted.
// - in production, hoisted nodes are cloned when subsequent inserts, but
// cloneNode() does not copy the custom property we attached.
// - This may need to account for other custom DOM properties we attach to
// elements in addition to `_value` in the future.
if (`_value` in el) {
cloned._value = el._value;
}
return cloned;
},
// __UNSAFE__
// Reason: innerHTML.
// Static content here can only come from compiled templates.
// As long as the user only uses trusted templates, this is safe.
insertStaticContent(content, parent, anchor, isSVG) {
// <parent> before | first ... last | anchor </parent>
const before = anchor ? anchor.previousSibling : parent.lastChild;
let template = staticTemplateCache.get(content);
if (!template) {
const t = doc.createElement('template');
t.innerHTML = isSVG ? `<svg>${content}</svg>` : content;
template = t.content;
if (isSVG) {
// remove outer svg wrapper
const wrapper = template.firstChild;
while (wrapper.firstChild) {
template.appendChild(wrapper.firstChild);
}
template.removeChild(wrapper);
}
staticTemplateCache.set(content, template);
}
parent.insertBefore(template.cloneNode(true), anchor);
return [
// first
before ? before.nextSibling : parent.firstChild,
// last
anchor ? anchor.previousSibling : parent.lastChild
];
}
};
// compiler should normalize class + :class bindings on the same element
// into a single binding ['staticClass', dynamic]
function patchClass(el, value, isSVG) {
// directly setting className should be faster than setAttribute in theory
// if this is an element during a transition, take the temporary transition
// classes into account.
const transitionClasses = el._vtc;
if (transitionClasses) {
value = (value ? [value, ...transitionClasses] : [...transitionClasses]).join(' ');
}
if (value == null) {
el.removeAttribute('class');
}
else if (isSVG) {
el.setAttribute('class', value);
}
else {
el.className = value;
}
}
function patchStyle(el, prev, next) {
const style = el.style;
if (!next) {
el.removeAttribute('style');
}
else if (shared.isString(next)) {
if (prev !== next) {
const current = style.display;
style.cssText = next;
// indicates that the `display` of the element is controlled by `v-show`,
// so we always keep the current `display` value regardless of the `style` value,
// thus handing over control to `v-show`.
if ('_vod' in el) {
style.display = current;
}
}
}
else {
for (const key in next) {
setStyle(style, key, next[key]);
}
if (prev && !shared.isString(prev)) {
for (const key in prev) {
if (next[key] == null) {
setStyle(style, key, '');
}
}
}
}
}
const importantRE = /\s*!important$/;
function setStyle(style, name, val) {
if (shared.isArray(val)) {
val.forEach(v => setStyle(style, name, v));
}
else {
if (name.startsWith('--')) {
// custom property definition
style.setProperty(name, val);
}
else {
const prefixed = autoPrefix(style, name);
if (importantRE.test(val)) {
// !important
style.setProperty(shared.hyphenate(prefixed), val.replace(importantRE, ''), 'important');
}
else {
style[prefixed] = val;
}
}
}
}
const prefixes = ['Webkit', 'Moz', 'ms'];
const prefixCache = {};
function autoPrefix(style, rawName) {
const cached = prefixCache[rawName];
if (cached) {
return cached;
}
let name = runtimeCore.camelize(rawName);
if (name !== 'filter' && name in style) {
return (prefixCache[rawName] = name);
}
name = shared.capitalize(name);
for (let i = 0; i < prefixes.length; i++) {
const prefixed = prefixes[i] + name;
if (prefixed in style) {
return (prefixCache[rawName] = prefixed);
}
}
return rawName;
}
const xlinkNS = 'http://www.w3.org/1999/xlink';
function patchAttr(el, key, value, isSVG, instance) {
if (isSVG && key.startsWith('xlink:')) {
if (value == null) {
el.removeAttributeNS(xlinkNS, key.slice(6, key.length));
}
else {
el.setAttributeNS(xlinkNS, key, value);
}
}
else {
// note we are only checking boolean attributes that don't have a
// corresponding dom prop of the same name here.
const isBoolean = shared.isSpecialBooleanAttr(key);
if (value == null || (isBoolean && !shared.includeBooleanAttr(value))) {
el.removeAttribute(key);
}
else {
el.setAttribute(key, isBoolean ? '' : value);
}
}
}
// __UNSAFE__
// functions. The user is responsible for using them with only trusted content.
function patchDOMProp(el, key, value,
// the following args are passed only due to potential innerHTML/textContent
// overriding existing VNodes, in which case the old tree must be properly
// unmounted.
prevChildren, parentComponent, parentSuspense, unmountChildren) {
if (key === 'innerHTML' || key === 'textContent') {
if (prevChildren) {
unmountChildren(prevChildren, parentComponent, parentSuspense);
}
el[key] = value == null ? '' : value;
return;
}
if (key === 'value' && el.tagName !== 'PROGRESS') {
// store value as _value as well since
// non-string values will be stringified.
el._value = value;
const newValue = value == null ? '' : value;
if (el.value !== newValue) {
el.value = newValue;
}
if (value == null) {
el.removeAttribute(key);
}
return;
}
if (value === '' || value == null) {
const type = typeof el[key];
if (type === 'boolean') {
// e.g. <select multiple> compiles to { multiple: '' }
el[key] = shared.includeBooleanAttr(value);
return;
}
else if (value == null && type === 'string') {
// e.g. <div :id="null">
el[key] = '';
el.removeAttribute(key);
return;
}
else if (type === 'number') {
// e.g. <img :width="null">
// the value of some IDL attr must be greater than 0, e.g. input.size = 0 -> error
try {
el[key] = 0;
}
catch (_a) { }
el.removeAttribute(key);
return;
}
}
// some properties perform value validation and throw
try {
el[key] = value;
}
catch (e) {
}
}
// Async edge case fix requires storing an event listener's attach timestamp.
let _getNow = Date.now;
let skipTimestampCheck = false;
if (typeof window !== 'undefined') {
// Determine what event timestamp the browser is using. Annoyingly, the
// timestamp can either be hi-res (relative to page load) or low-res
// (relative to UNIX epoch), so in order to compare time we have to use the
// same timestamp type when saving the flush timestamp.
if (_getNow() > document.createEvent('Event').timeStamp) {
// if the low-res timestamp which is bigger than the event timestamp
// (which is evaluated AFTER) it means the event is using a hi-res timestamp,
// and we need to use the hi-res version for event listeners as well.
_getNow = () => performance.now();
}
// #3485: Firefox <= 53 has incorrect Event.timeStamp implementation
// and does not fire microtasks in between event propagation, so safe to exclude.
const ffMatch = navigator.userAgent.match(/firefox\/(\d+)/i);
skipTimestampCheck = !!(ffMatch && Number(ffMatch[1]) <= 53);
}
// To avoid the overhead of repeatedly calling performance.now(), we cache
// and use the same timestamp for all event listeners attached in the same tick.
let cachedNow = 0;
const p = Promise.resolve();
const reset = () => {
cachedNow = 0;
};
const getNow = () => cachedNow || (p.then(reset), (cachedNow = _getNow()));
function addEventListener(el, event, handler, options) {
el.addEventListener(event, handler, options);
}
function removeEventListener(el, event, handler, options) {
el.removeEventListener(event, handler, options);
}
function patchEvent(el, rawName, prevValue, nextValue, instance = null) {
// vei = vue event invokers
const invokers = el._vei || (el._vei = {});
const existingInvoker = invokers[rawName];
if (nextValue && existingInvoker) {
// patch
existingInvoker.value = nextValue;
}
else {
const [name, options] = parseName(rawName);
if (nextValue) {
// add
const invoker = (invokers[rawName] = createInvoker(nextValue, instance));
addEventListener(el, name, invoker, options);
}
else if (existingInvoker) {
// remove
removeEventListener(el, name, existingInvoker, options);
invokers[rawName] = undefined;
}
}
}
const optionsModifierRE = /(?:Once|Passive|Capture)$/;
function parseName(name) {
let options;
if (optionsModifierRE.test(name)) {
options = {};
let m;
while ((m = name.match(optionsModifierRE))) {
name = name.slice(0, name.length - m[0].length);
options[m[0].toLowerCase()] = true;
}
}
return [shared.hyphenate(name.slice(2)), options];
}
function createInvoker(initialValue, instance) {
const invoker = (e) => {
// async edge case #6566: inner click event triggers patch, event handler
// attached to outer element during patch, and triggered again. This
// happens because browsers fire microtask ticks between event propagation.
// the solution is simple: we save the timestamp when a handler is attached,
// and the handler would only fire if the event passed to it was fired
// AFTER it was attached.
const timeStamp = e.timeStamp || _getNow();
if (skipTimestampCheck || timeStamp >= invoker.attached - 1) {
runtimeCore.callWithAsyncErrorHandling(patchStopImmediatePropagation(e, invoker.value), instance, 5 /* NATIVE_EVENT_HANDLER */, [e]);
}
};
invoker.value = initialValue;
invoker.attached = getNow();
return invoker;
}
function patchStopImmediatePropagation(e, value) {
if (shared.isArray(value)) {
const originalStop = e.stopImmediatePropagation;
e.stopImmediatePropagation = () => {
originalStop.call(e);
e._stopped = true;
};
return value.map(fn => (e) => !e._stopped && fn(e));
}
else {
return value;
}
}
const nativeOnRE = /^on[a-z]/;
const patchProp = (el, key, prevValue, nextValue, isSVG = false, prevChildren, parentComponent, parentSuspense, unmountChildren) => {
if (key === 'class') {
patchClass(el, nextValue, isSVG);
}
else if (key === 'style') {
patchStyle(el, prevValue, nextValue);
}
else if (shared.isOn(key)) {
// ignore v-model listeners
if (!shared.isModelListener(key)) {
patchEvent(el, key, prevValue, nextValue, parentComponent);
}
}
else if (key[0] === '.'
? ((key = key.slice(1)), true)
: key[0] === '^'
? ((key = key.slice(1)), false)
: shouldSetAsProp(el, key, nextValue, isSVG)) {
patchDOMProp(el, key, nextValue, prevChildren, parentComponent, parentSuspense, unmountChildren);
}
else {
// special case for <input v-model type="checkbox"> with
// :true-value & :false-value
// store value as dom properties since non-string values will be
// stringified.
if (key === 'true-value') {
el._trueValue = nextValue;
}
else if (key === 'false-value') {
el._falseValue = nextValue;
}
patchAttr(el, key, nextValue, isSVG);
}
};
function shouldSetAsProp(el, key, value, isSVG) {
if (isSVG) {
// most keys must be set as attribute on svg elements to work
// ...except innerHTML & textContent
if (key === 'innerHTML' || key === 'textContent') {
return true;
}
// or native onclick with function values
if (key in el && nativeOnRE.test(key) && shared.isFunction(value)) {
return true;
}
return false;
}
// spellcheck and draggable are numerated attrs, however their
// corresponding DOM properties are actually booleans - this leads to
// setting it with a string "false" value leading it to be coerced to
// `true`, so we need to always treat them as attributes.
// Note that `contentEditable` doesn't have this problem: its DOM
// property is also enumerated string values.
if (key === 'spellcheck' || key === 'draggable') {
return false;
}
// #1787, #2840 form property on form elements is readonly and must be set as
// attribute.
if (key === 'form') {
return false;
}
// #1526 <input list> must be set as attribute
if (key === 'list' && el.tagName === 'INPUT') {
return false;
}
// #2766 <textarea type> must be set as attribute
if (key === 'type' && el.tagName === 'TEXTAREA') {
return false;
}
// native onclick with string value, must be set as attribute
if (nativeOnRE.test(key) && shared.isString(value)) {
return false;
}
return key in el;
}
function defineCustomElement(options, hydate) {
const Comp = runtimeCore.defineComponent(options);
class VueCustomElement extends VueElement {
constructor(initialProps) {
super(Comp, initialProps, hydate);
}
}
VueCustomElement.def = Comp;
return VueCustomElement;
}
const defineSSRCustomElement = ((options) => {
// @ts-ignore
return defineCustomElement(options, hydrate);
});
const BaseClass = (typeof HTMLElement !== 'undefined' ? HTMLElement : class {
});
class VueElement extends BaseClass {
constructor(_def, _props = {}, hydrate) {
super();
this._def = _def;
this._props = _props;
/**
* @internal
*/
this._instance = null;
this._connected = false;
this._resolved = false;
if (this.shadowRoot && hydrate) {
hydrate(this._createVNode(), this.shadowRoot);
}
else {
this.attachShadow({ mode: 'open' });
}
// set initial attrs
for (let i = 0; i < this.attributes.length; i++) {
this._setAttr(this.attributes[i].name);
}
// watch future attr changes
const observer = new MutationObserver(mutations => {
for (const m of mutations) {
this._setAttr(m.attributeName);
}
});
observer.observe(this, { attributes: true });
}
connectedCallback() {
this._connected = true;
if (!this._instance) {
this._resolveDef();
render(this._createVNode(), this.shadowRoot);
}
}
disconnectedCallback() {
this._connected = false;
runtimeCore.nextTick(() => {
if (!this._connected) {
render(null, this.shadowRoot);
this._instance = null;
}
});
}
/**
* resolve inner component definition (handle possible async component)
*/
_resolveDef() {
if (this._resolved) {
return;
}
const resolve = (def) => {
this._resolved = true;
// check if there are props set pre-upgrade or connect
for (const key of Object.keys(this)) {
if (key[0] !== '_') {
this._setProp(key, this[key]);
}
}
const { props, styles } = def;
// defining getter/setters on prototype
const rawKeys = props ? (shared.isArray(props) ? props : Object.keys(props)) : [];
for (const key of rawKeys.map(shared.camelize)) {
Object.defineProperty(this, key, {
get() {
return this._getProp(key);
},
set(val) {
this._setProp(key, val);
}
});
}
this._applyStyles(styles);
};
const asyncDef = this._def.__asyncLoader;
if (asyncDef) {
asyncDef().then(resolve);
}
else {
resolve(this._def);
}
}
_setAttr(key) {
this._setProp(shared.camelize(key), shared.toNumber(this.getAttribute(key)), false);
}
/**
* @internal
*/
_getProp(key) {
return this._props[key];
}
/**
* @internal
*/
_setProp(key, val, shouldReflect = true) {
if (val !== this._props[key]) {
this._props[key] = val;
if (this._instance) {
render(this._createVNode(), this.shadowRoot);
}
// reflect
if (shouldReflect) {
if (val === true) {
this.setAttribute(shared.hyphenate(key), '');
}
else if (typeof val === 'string' || typeof val === 'number') {
this.setAttribute(shared.hyphenate(key), val + '');
}
else if (!val) {
this.removeAttribute(shared.hyphenate(key));
}
}
}
}
_createVNode() {
const vnode = runtimeCore.createVNode(this._def, shared.extend({}, this._props));
if (!this._instance) {
vnode.ce = instance => {
this._instance = instance;
instance.isCE = true;
// intercept emit
instance.emit = (event, ...args) => {
this.dispatchEvent(new CustomEvent(event, {
detail: args
}));
};
// locate nearest Vue custom element parent for provide/inject
let parent = this;
while ((parent =
parent && (parent.parentNode || parent.host))) {
if (parent instanceof VueElement) {
instance.parent = parent._instance;
break;
}
}
};
}
return vnode;
}
_applyStyles(styles) {
if (styles) {
styles.forEach(css => {
const s = document.createElement('style');
s.textContent = css;
this.shadowRoot.appendChild(s);
});
}
}
}
function useCssModule(name = '$style') {
/* istanbul ignore else */
{
const instance = runtimeCore.getCurrentInstance();
if (!instance) {
return shared.EMPTY_OBJ;
}
const modules = instance.type.__cssModules;
if (!modules) {
return shared.EMPTY_OBJ;
}
const mod = modules[name];
if (!mod) {
return shared.EMPTY_OBJ;
}
return mod;
}
}
/**
* Runtime helper for SFC's CSS variable injection feature.
* @private
*/
function useCssVars(getter) {
return;
}
const TRANSITION = 'transition';
const ANIMATION = 'animation';
// DOM Transition is a higher-order-component based on the platform-agnostic
// base Transition component, with DOM-specific logic.
const Transition = (props, { slots }) => runtimeCore.h(runtimeCore.BaseTransition, resolveTransitionProps(props), slots);
Transition.displayName = 'Transition';
const DOMTransitionPropsValidators = {
name: String,
type: String,
css: {
type: Boolean,
default: true
},
duration: [String, Number, Object],
enterFromClass: String,
enterActiveClass: String,
enterToClass: String,
appearFromClass: String,
appearActiveClass: String,
appearToClass: String,
leaveFromClass: String,
leaveActiveClass: String,
leaveToClass: String
};
const TransitionPropsValidators = (Transition.props =
/*#__PURE__*/ shared.extend({}, runtimeCore.BaseTransition.props, DOMTransitionPropsValidators));
/**
* #3227 Incoming hooks may be merged into arrays when wrapping Transition
* with custom HOCs.
*/
const callHook = (hook, args = []) => {
if (shared.isArray(hook)) {
hook.forEach(h => h(...args));
}
else if (hook) {
hook(...args);
}
};
/**
* Check if a hook expects a callback (2nd arg), which means the user
* intends to explicitly control the end of the transition.
*/
const hasExplicitCallback = (hook) => {
return hook
? shared.isArray(hook)
? hook.some(h => h.length > 1)
: hook.length > 1
: false;
};
function resolveTransitionProps(rawProps) {
const baseProps = {};
for (const key in rawProps) {
if (!(key in DOMTransitionPropsValidators)) {
baseProps[key] = rawProps[key];
}
}
if (rawProps.css === false) {
return baseProps;
}
const { name = 'v', type, duration, enterFromClass = `${name}-enter-from`, enterActiveClass = `${name}-enter-active`, enterToClass = `${name}-enter-to`, appearFromClass = enterFromClass, appearActiveClass = enterActiveClass, appearToClass = enterToClass, leaveFromClass = `${name}-leave-from`, leaveActiveClass = `${name}-leave-active`, leaveToClass = `${name}-leave-to` } = rawProps;
const durations = normalizeDuration(duration);
const enterDuration = durations && durations[0];
const leaveDuration = durations && durations[1];
const { onBeforeEnter, onEnter, onEnterCancelled, onLeave, onLeaveCancelled, onBeforeAppear = onBeforeEnter, onAppear = onEnter, onAppearCancelled = onEnterCancelled } = baseProps;
const finishEnter = (el, isAppear, done) => {
removeTransitionClass(el, isAppear ? appearToClass : enterToClass);
removeTransitionClass(el, isAppear ? appearActiveClass : enterActiveClass);
done && done();
};
const finishLeave = (el, done) => {
removeTransitionClass(el, leaveToClass);
removeTransitionClass(el, leaveActiveClass);
done && done();
};
const makeEnterHook = (isAppear) => {
return (el, done) => {
const hook = isAppear ? onAppear : onEnter;
const resolve = () => finishEnter(el, isAppear, done);
callHook(hook, [el, resolve]);
nextFrame(() => {
removeTransitionClass(el, isAppear ? appearFromClass : enterFromClass);
addTransitionClass(el, isAppear ? appearToClass : enterToClass);
if (!hasExplicitCallback(hook)) {
whenTransitionEnds(el, type, enterDuration, resolve);
}
});
};
};
return shared.extend(baseProps, {
onBeforeEnter(el) {
callHook(onBeforeEnter, [el]);
addTransitionClass(el, enterFromClass);
addTransitionClass(el, enterActiveClass);
},
onBeforeAppear(el) {
callHook(onBeforeAppear, [el]);
addTransitionClass(el, appearFromClass);
addTransitionClass(el, appearActiveClass);
},
onEnter: makeEnterHook(false),
onAppear: makeEnterHook(true),
onLeave(el, done) {
const resolve = () => finishLeave(el, done);
addTransitionClass(el, leaveFromClass);
// force reflow so *-leave-from classes immediately take effect (#2593)
forceReflow();
addTransitionClass(el, leaveActiveClass);
nextFrame(() => {
removeTransitionClass(el, leaveFromClass);
addTransitionClass(el, leaveToClass);
if (!hasExplicitCallback(onLeave)) {
whenTransitionEnds(el, type, leaveDuration, resolve);
}
});
callHook(onLeave, [el, resolve]);
},
onEnterCancelled(el) {
finishEnter(el, false);
callHook(onEnterCancelled, [el]);
},
onAppearCancelled(el) {
finishEnter(el, true);
callHook(onAppearCancelled, [el]);
},
onLeaveCancelled(el) {
finishLeave(el);
callHook(onLeaveCancelled, [el]);
}
});
}
function normalizeDuration(duration) {
if (duration == null) {
return null;
}
else if (shared.isObject(duration)) {
return [NumberOf(duration.enter), NumberOf(duration.leave)];
}
else {
const n = NumberOf(duration);
return [n, n];
}
}
function NumberOf(val) {
const res = shared.toNumber(val);
return res;
}
function addTransitionClass(el, cls) {
cls.split(/\s+/).forEach(c => c && el.classList.add(c));
(el._vtc ||
(el._vtc = new Set())).add(cls);
}
function removeTransitionClass(el, cls) {
cls.split(/\s+/).forEach(c => c && el.classList.remove(c));
const { _vtc } = el;
if (_vtc) {
_vtc.delete(cls);
if (!_vtc.size) {
el._vtc = undefined;
}
}
}
function nextFrame(cb) {
requestAnimationFrame(() => {
requestAnimationFrame(cb);
});
}
let endId = 0;
function whenTransitionEnds(el, expectedType, explicitTimeout, resolve) {
const id = (el._endId = ++endId);
const resolveIfNotStale = () => {
if (id === el._endId) {
resolve();
}
};
if (explicitTimeout) {
return setTimeout(resolveIfNotStale, explicitTimeout);
}
const { type, timeout, propCount } = getTransitionInfo(el, expectedType);
if (!type) {
return resolve();
}
const endEvent = type + 'end';
let ended = 0;
const end = () => {
el.removeEventListener(endEvent, onEnd);
resolveIfNotStale();
};
const onEnd = (e) => {
if (e.target === el && ++ended >= propCount) {
end();
}
};
setTimeout(() => {
if (ended < propCount) {
end();
}
}, timeout + 1);
el.addEventListener(endEvent, onEnd);
}
function getTransitionInfo(el, expectedType) {
const styles = window.getComputedStyle(el);
// JSDOM may return undefined for transition properties
const getStyleProperties = (key) => (styles[key] || '').split(', ');
const transitionDelays = getStyleProperties(TRANSITION + 'Delay');
const transitionDurations = getStyleProperties(TRANSITION + 'Duration');
const transitionTimeout = getTimeout(transitionDelays, transitionDurations);
const animationDelays = getStyleProperties(ANIMATION + 'Delay');
const animationDurations = getStyleProperties(ANIMATION + 'Duration');
const animationTimeout = getTimeout(animationDelays, animationDurations);
let type = null;
let timeout = 0;
let propCount = 0;
/* istanbul ignore if */
if (expectedType === TRANSITION) {
if (transitionTimeout > 0) {
type = TRANSITION;
timeout = transitionTimeout;
propCount = transitionDurations.length;
}
}
else if (expectedType === ANIMATION) {
if (animationTimeout > 0) {
type = ANIMATION;
timeout = animationTimeout;
propCount = animationDurations.length;
}
}
else {
timeout = Math.max(transitionTimeout, animationTimeout);
type =
timeout > 0
? transitionTimeout > animationTimeout
? TRANSITION
: ANIMATION
: null;
propCount = type
? type === TRANSITION
? transitionDurations.length
: animationDurations.length
: 0;
}
const hasTransform = type === TRANSITION &&
/\b(transform|all)(,|$)/.test(styles[TRANSITION + 'Property']);
return {
type,
timeout,
propCount,
hasTransform
};
}
function getTimeout(delays, durations) {
while (delays.length < durations.length) {
delays = delays.concat(delays);
}
return Math.max(...durations.map((d, i) => toMs(d) + toMs(delays[i])));
}
// Old versions of Chromium (below 61.0.3163.100) formats floating pointer
// numbers in a locale-dependent way, using a comma instead of a dot.
// If comma is not replaced with a dot, the input will be rounded down
// (i.e. acting as a floor function) causing unexpected behaviors
function toMs(s) {
return Number(s.slice(0, -1).replace(',', '.')) * 1000;
}
// synchronously force layout to put elements into a certain state
function forceReflow() {
return document.body.offsetHeight;
}
const positionMap = new WeakMap();
const newPositionMap = new WeakMap();
const TransitionGroupImpl = {
name: 'TransitionGroup',
props: /*#__PURE__*/ shared.extend({}, TransitionPropsValidators, {
tag: String,
moveClass: String
}),
setup(props, { slots }) {
const instance = runtimeCore.getCurrentInstance();
const state = runtimeCore.useTransitionState();
let prevChildren;
let children;
runtimeCore.onUpdated(() => {
// children is guaranteed to exist after initial render
if (!prevChildren.length) {
return;
}
const moveClass = props.moveClass || `${props.name || 'v'}-move`;
if (!hasCSSTransform(prevChildren[0].el, instance.vnode.el, moveClass)) {
return;
}
// we divide the work into three loops to avoid mixing DOM reads and writes
// in each iteration - which helps prevent layout thrashing.
prevChildren.forEach(callPendingCbs);
prevChildren.forEach(recordPosition);
const movedChildren = prevChildren.filter(applyTranslation);
// force reflow to put everything in position
forceReflow();
movedChildren.forEach(c => {
const el = c.el;
const style = el.style;
addTransitionClass(el, moveClass);
style.transform = style.webkitTransform = style.transitionDuration = '';
const cb = (el._moveCb = (e) => {
if (e && e.target !== el) {
return;
}
if (!e || /transform$/.test(e.propertyName)) {
el.removeEventListener('transitionend', cb);
el._moveCb = null;
removeTransitionClass(el, moveClass);
}
});
el.addEventListener('transitionend', cb);
});
});
return () => {
const rawProps = runtimeCore.toRaw(props);
const cssTransitionProps = resolveTransitionProps(rawProps);
let tag = rawProps.tag || runtimeCore.Fragment;
prevChildren = children;
children = slots.default ? runtimeCore.getTransitionRawChildren(slots.default()) : [];
for (let i = 0; i < children.length; i++) {
const child = children[i];
if (child.key != null) {
runtimeCore.setTransitionHooks(child, runtimeCore.resolveTransitionHooks(child, cssTransitionProps, state, instance));
}
}
if (prevChildren) {
for (let i = 0; i < prevChildren.length; i++) {
const child = prevChildren[i];
runtimeCore.setTransitionHooks(child, runtimeCore.resolveTransitionHooks(child, cssTransitionProps, state, instance));
positionMap.set(child, child.el.getBoundingClientRect());
}
}
return runtimeCore.createVNode(tag, null, children);
};
}
};
const TransitionGroup = TransitionGroupImpl;
function callPendingCbs(c) {
const el = c.el;
if (el._moveCb) {
el._moveCb();
}
if (el._enterCb) {
el._enterCb();
}
}
function recordPosition(c) {
newPositionMap.set(c, c.el.getBoundingClientRect());
}
function applyTranslation(c) {
const oldPos = positionMap.get(c);
const newPos = newPositionMap.get(c);
const dx = oldPos.left - newPos.left;
const dy = oldPos.top - newPos.top;
if (dx || dy) {
const s = c.el.style;
s.transform = s.webkitTransform = `translate(${dx}px,${dy}px)`;
s.transitionDuration = '0s';
return c;
}
}
function hasCSSTransform(el, root, moveClass) {
// Detect whether an element with the move class applied has
// CSS transitions. Since the element may be inside an entering
// transition at this very moment, we make a clone of it and remove
// all other transition classes applied to ensure only the move class
// is applied.
const clone = el.cloneNode();
if (el._vtc) {
el._vtc.forEach(cls => {
cls.split(/\s+/).forEach(c => c && clone.classList.remove(c));
});
}
moveClass.split(/\s+/).forEach(c => c && clone.classList.add(c));
clone.style.display = 'none';
const container = (root.nodeType === 1 ? root : root.parentNode);
container.appendChild(clone);
const { hasTransform } = getTransitionInfo(clone);
container.removeChild(clone);
return hasTransform;
}
const getModelAssigner = (vnode) => {
const fn = vnode.props['onUpdate:modelValue'];
return shared.isArray(fn) ? value => shared.invokeArrayFns(fn, value) : fn;
};
function onCompositionStart(e) {
e.target.composing = true;
}
function onCompositionEnd(e) {
const target = e.target;
if (target.composing) {
target.composing = false;
trigger(target, 'input');
}
}
function trigger(el, type) {
const e = document.createEvent('HTMLEvents');
e.initEvent(type, true, true);
el.dispatchEvent(e);
}
// We are exporting the v-model runtime directly as vnode hooks so that it can
// be tree-shaken in case v-model is never used.
const vModelText = {
created(el, { modifiers: { lazy, trim, number } }, vnode) {
el._assign = getModelAssigner(vnode);
const castToNumber = number || (vnode.props && vnode.props.type === 'number');
addEventListener(el, lazy ? 'change' : 'input', e => {
if (e.target.composing)
return;
let domValue = el.value;
if (trim) {
domValue = domValue.trim();
}
else if (castToNumber) {
domValue = shared.toNumber(domValue);
}
el._assign(domValue);
});
if (trim) {
addEventListener(el, 'change', () => {
el.value = el.value.trim();
});
}
if (!lazy) {
addEventListener(el, 'compositionstart', onCompositionStart);
addEventListener(el, 'compositionend', onCompositionEnd);
// Safari < 10.2 & UIWebView doesn't fire compositionend when
// switching focus before confirming composition choice
// this also fixes the issue where some browsers e.g. iOS Chrome
// fires "change" instead of "input" on autocomplete.
addEventListener(el, 'change', onCompositionEnd);
}
},
// set value on mounted so it's after min/max for type="range"
mounted(el, { value }) {
el.value = value == null ? '' : value;
},
beforeUpdate(el, { value, modifiers: { lazy, trim, number } }, vnode) {
el._assign = getModelAssigner(vnode);
// avoid clearing unresolved text. #2302
if (el.composing)
return;
if (document.activeElement === el) {
if (lazy) {
return;
}
if (trim && el.value.trim() === value) {
return;
}
if ((number || el.type === 'number') && shared.toNumber(el.value) === value) {
return;
}
}
const newValue = value == null ? '' : value;
if (el.value !== newValue) {
el.value = newValue;
}
}
};
const vModelCheckbox = {
// #4096 array checkboxes need to be deep traversed
deep: true,
created(el, _, vnode) {
el._assign = getModelAssigner(vnode);
addEventListener(el, 'change', () => {
const modelValue = el._modelValue;
const elementValue = getValue(el);
const checked = el.checked;
const assign = el._assign;
if (shared.isArray(modelValue)) {
const index = shared.looseIndexOf(modelValue, elementValue);
const found = index !== -1;
if (checked && !found) {
assign(modelValue.concat(elementValue));
}
else if (!checked && found) {
const filtered = [...modelValue];
filtered.splice(index, 1);
assign(filtered);
}
}
else if (shared.isSet(modelValue)) {
const cloned = new Set(modelValue);
if (checked) {
cloned.add(elementValue);
}
else {
cloned.delete(elementValue);
}
assign(cloned);
}
else {
assign(getCheckboxValue(el, checked));
}
});
},
// set initial checked on mount to wait for true-value/false-value
mounted: setChecked,
beforeUpdate(el, binding, vnode) {
el._assign = getModelAssigner(vnode);
setChecked(el, binding, vnode);
}
};
function setChecked(el, { value, oldValue }, vnode) {
el._modelValue = value;
if (shared.isArray(value)) {
el.checked = shared.looseIndexOf(value, vnode.props.value) > -1;
}
else if (shared.isSet(value)) {
el.checked = value.has(vnode.props.value);
}
else if (value !== oldValue) {
el.checked = shared.looseEqual(value, getCheckboxValue(el, true));
}
}
const vModelRadio = {
created(el, { value }, vnode) {
el.checked = shared.looseEqual(value, vnode.props.value);
el._assign = getModelAssigner(vnode);
addEventListener(el, 'change', () => {
el._assign(getValue(el));
});
},
beforeUpdate(el, { value, oldValue }, vnode) {
el._assign = getModelAssigner(vnode);
if (value !== oldValue) {
el.checked = shared.looseEqual(value, vnode.props.value);
}
}
};
const vModelSelect = {
// <select multiple> value need to be deep traversed
deep: true,
created(el, { value, modifiers: { number } }, vnode) {
const isSetModel = shared.isSet(value);
addEventListener(el, 'change', () => {
const selectedVal = Array.prototype.filter
.call(el.options, (o) => o.selected)
.map((o) => number ? shared.toNumber(getValue(o)) : getValue(o));
el._assign(el.multiple
? isSetModel
? new Set(selectedVal)
: selectedVal
: selectedVal[0]);
});
el._assign = getModelAssigner(vnode);
},
// set value in mounted & updated because <select> relies on its children
// <option>s.
mounted(el, { value }) {
setSelected(el, value);
},
beforeUpdate(el, _binding, vnode) {
el._assign = getModelAssigner(vnode);
},
updated(el, { value }) {
setSelected(el, value);
}
};
function setSelected(el, value) {
const isMultiple = el.multiple;
if (isMultiple && !shared.isArray(value) && !shared.isSet(value)) {
return;
}
for (let i = 0, l = el.options.length; i < l; i++) {
const option = el.options[i];
const optionValue = getValue(option);
if (isMultiple) {
if (shared.isArray(value)) {
option.selected = shared.looseIndexOf(value, optionValue) > -1;
}
else {
option.selected = value.has(optionValue);
}
}
else {
if (shared.looseEqual(getValue(option), value)) {
if (el.selectedIndex !== i)
el.selectedIndex = i;
return;
}
}
}
if (!isMultiple && el.selectedIndex !== -1) {
el.selectedIndex = -1;
}
}
// retrieve raw value set via :value bindings
function getValue(el) {
return '_value' in el ? el._value : el.value;
}
// retrieve raw value for true-value and false-value set via :true-value or :false-value bindings
function getCheckboxValue(el, checked) {
const key = checked ? '_trueValue' : '_falseValue';
return key in el ? el[key] : checked;
}
const vModelDynamic = {
created(el, binding, vnode) {
callModelHook(el, binding, vnode, null, 'created');
},
mounted(el, binding, vnode) {
callModelHook(el, binding, vnode, null, 'mounted');
},
beforeUpdate(el, binding, vnode, prevVNode) {
callModelHook(el, binding, vnode, prevVNode, 'beforeUpdate');
},
updated(el, binding, vnode, prevVNode) {
callModelHook(el, binding, vnode, prevVNode, 'updated');
}
};
function callModelHook(el, binding, vnode, prevVNode, hook) {
let modelToUse;
switch (el.tagName) {
case 'SELECT':
modelToUse = vModelSelect;
break;
case 'TEXTAREA':
modelToUse = vModelText;
break;
default:
switch (vnode.props && vnode.props.type) {
case 'checkbox':
modelToUse = vModelCheckbox;
break;
case 'radio':
modelToUse = vModelRadio;
break;
default:
modelToUse = vModelText;
}
}
const fn = modelToUse[hook];
fn && fn(el, binding, vnode, prevVNode);
}
// SSR vnode transforms
{
vModelText.getSSRProps = ({ value }) => ({ value });
vModelRadio.getSSRProps = ({ value }, vnode) => {
if (vnode.props && shared.looseEqual(vnode.props.value, value)) {
return { checked: true };
}
};
vModelCheckbox.getSSRProps = ({ value }, vnode) => {
if (shared.isArray(value)) {
if (vnode.props && shared.looseIndexOf(value, vnode.props.value) > -1) {
return { checked: true };
}
}
else if (shared.isSet(value)) {
if (vnode.props && value.has(vnode.props.value)) {
return { checked: true };
}
}
else if (value) {
return { checked: true };
}
};
}
const systemModifiers = ['ctrl', 'shift', 'alt', 'meta'];
const modifierGuards = {
stop: e => e.stopPropagation(),
prevent: e => e.preventDefault(),
self: e => e.target !== e.currentTarget,
ctrl: e => !e.ctrlKey,
shift: e => !e.shiftKey,
alt: e => !e.altKey,
meta: e => !e.metaKey,
left: e => 'button' in e && e.button !== 0,
middle: e => 'button' in e && e.button !== 1,
right: e => 'button' in e && e.button !== 2,
exact: (e, modifiers) => systemModifiers.some(m => e[`${m}Key`] && !modifiers.includes(m))
};
/**
* @private
*/
const withModifiers = (fn, modifiers) => {
return (event, ...args) => {
for (let i = 0; i < modifiers.length; i++) {
const guard = modifierGuards[modifiers[i]];
if (guard && guard(event, modifiers))
return;
}
return fn(event, ...args);
};
};
// Kept for 2.x compat.
// Note: IE11 compat for `spacebar` and `del` is removed for now.
const keyNames = {
esc: 'escape',
space: ' ',
up: 'arrow-up',
left: 'arrow-left',
right: 'arrow-right',
down: 'arrow-down',
delete: 'backspace'
};
/**
* @private
*/
const withKeys = (fn, modifiers) => {
return (event) => {
if (!('key' in event)) {
return;
}
const eventKey = shared.hyphenate(event.key);
if (modifiers.some(k => k === eventKey || keyNames[k] === eventKey)) {
return fn(event);
}
};
};
const vShow = {
beforeMount(el, { value }, { transition }) {
el._vod = el.style.display === 'none' ? '' : el.style.display;
if (transition && value) {
transition.beforeEnter(el);
}
else {
setDisplay(el, value);
}
},
mounted(el, { value }, { transition }) {
if (transition && value) {
transition.enter(el);
}
},
updated(el, { value, oldValue }, { transition }) {
if (!value === !oldValue)
return;
if (transition) {
if (value) {
transition.beforeEnter(el);
setDisplay(el, true);
transition.enter(el);
}
else {
transition.leave(el, () => {
setDisplay(el, false);
});
}
}
else {
setDisplay(el, value);
}
},
beforeUnmount(el, { value }) {
setDisplay(el, value);
}
};
{
vShow.getSSRProps = ({ value }) => {
if (!value) {
return { style: { display: 'none' } };
}
};
}
function setDisplay(el, value) {
el.style.display = value ? el._vod : 'none';
}
const rendererOptions = shared.extend({ patchProp }, nodeOps);
// lazy create the renderer - this makes core renderer logic tree-shakable
// in case the user only imports reactivity utilities from Vue.
let renderer;
let enabledHydration = false;
function ensureRenderer() {
return (renderer ||
(renderer = runtimeCore.createRenderer(rendererOptions)));
}
function ensureHydrationRenderer() {
renderer = enabledHydration
? renderer
: runtimeCore.createHydrationRenderer(rendererOptions);
enabledHydration = true;
return renderer;
}
// use explicit type casts here to avoid import() calls in rolled-up d.ts
const render = ((...args) => {
ensureRenderer().render(...args);
});
const hydrate = ((...args) => {
ensureHydrationRenderer().hydrate(...args);
});
const createApp = ((...args) => {
const app = ensureRenderer().createApp(...args);
const { mount } = app;
app.mount = (containerOrSelector) => {
const container = normalizeContainer(containerOrSelector);
if (!container)
return;
const component = app._component;
if (!shared.isFunction(component) && !component.render && !component.template) {
// __UNSAFE__
// Reason: potential execution of JS expressions in in-DOM template.
// The user must make sure the in-DOM template is trusted. If it's
// rendered by the server, the template should not contain any user data.
component.template = container.innerHTML;
}
// clear content before mounting
container.innerHTML = '';
const proxy = mount(container, false, container instanceof SVGElement);
if (container instanceof Element) {
container.removeAttribute('v-cloak');
container.setAttribute('data-v-app', '');
}
return proxy;
};
return app;
});
const createSSRApp = ((...args) => {
const app = ensureHydrationRenderer().createApp(...args);
const { mount } = app;
app.mount = (containerOrSelector) => {
const container = normalizeContainer(containerOrSelector);
if (container) {
return mount(container, true, container instanceof SVGElement);
}
};
return app;
});
function normalizeContainer(container) {
if (shared.isString(container)) {
const res = document.querySelector(container);
return res;
}
return container;
}
Object.keys(runtimeCore).forEach(function (k) {
if (k !== 'default') exports[k] = runtimeCore[k];
});
exports.Transition = Transition;
exports.TransitionGroup = TransitionGroup;
exports.VueElement = VueElement;
exports.createApp = createApp;
exports.createSSRApp = createSSRApp;
exports.defineCustomElement = defineCustomElement;
exports.defineSSRCustomElement = defineSSRCustomElement;
exports.hydrate = hydrate;
exports.render = render;
exports.useCssModule = useCssModule;
exports.useCssVars = useCssVars;
exports.vModelCheckbox = vModelCheckbox;
exports.vModelDynamic = vModelDynamic;
exports.vModelRadio = vModelRadio;
exports.vModelSelect = vModelSelect;
exports.vModelText = vModelText;
exports.vShow = vShow;
exports.withKeys = withKeys;
exports.withModifiers = withModifiers;