vue2/packages/vue-server-renderer/basic.js

7296 lines
255 KiB
JavaScript

(function (global, factory) {
typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
typeof define === 'function' && define.amd ? define(factory) :
(global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.renderVueComponentToString = factory());
}(this, (function () { 'use strict';
var emptyObject = Object.freeze({});
// These helpers produce better VM code in JS engines due to their
// explicitness and function inlining.
function isUndef(v) {
return v === undefined || v === null;
}
function isDef(v) {
return v !== undefined && v !== null;
}
function isTrue(v) {
return v === true;
}
function isFalse(v) {
return v === false;
}
/**
* Check if value is primitive.
*/
function isPrimitive(value) {
return (typeof value === 'string' ||
typeof value === 'number' ||
// $flow-disable-line
typeof value === 'symbol' ||
typeof value === 'boolean');
}
/**
* Quick object check - this is primarily used to tell
* Objects from primitive values when we know the value
* is a JSON-compliant type.
*/
function isObject(obj) {
return obj !== null && typeof obj === 'object';
}
/**
* Get the raw type string of a value, e.g., [object Object].
*/
var _toString = Object.prototype.toString;
function toRawType(value) {
return _toString.call(value).slice(8, -1);
}
/**
* Strict object type check. Only returns true
* for plain JavaScript objects.
*/
function isPlainObject(obj) {
return _toString.call(obj) === '[object Object]';
}
/**
* Check if val is a valid array index.
*/
function isValidArrayIndex(val) {
var n = parseFloat(String(val));
return n >= 0 && Math.floor(n) === n && isFinite(val);
}
function isPromise(val) {
return (isDef(val) &&
typeof val.then === 'function' &&
typeof val.catch === 'function');
}
/**
* Convert a value to a string that is actually rendered.
*/
function toString(val) {
return val == null
? ''
: Array.isArray(val) || (isPlainObject(val) && val.toString === _toString)
? JSON.stringify(val, null, 2)
: String(val);
}
/**
* Convert an input value to a number for persistence.
* If the conversion fails, return original string.
*/
function toNumber(val) {
var n = parseFloat(val);
return isNaN(n) ? val : n;
}
/**
* Make a map and return a function for checking if a key
* is in that map.
*/
function makeMap(str, expectsLowerCase) {
var map = Object.create(null);
var list = str.split(',');
for (var i = 0; i < list.length; i++) {
map[list[i]] = true;
}
return expectsLowerCase ? function (val) { return map[val.toLowerCase()]; } : function (val) { return map[val]; };
}
/**
* Check if a tag is a built-in tag.
*/
var isBuiltInTag = makeMap('slot,component', true);
/**
* Check if an attribute is a reserved attribute.
*/
var isReservedAttribute = makeMap('key,ref,slot,slot-scope,is');
/**
* Remove an item from an array.
*/
function remove$1(arr, item) {
if (arr.length) {
var index = arr.indexOf(item);
if (index > -1) {
return arr.splice(index, 1);
}
}
}
/**
* Check whether an object has the property.
*/
var hasOwnProperty = Object.prototype.hasOwnProperty;
function hasOwn(obj, key) {
return hasOwnProperty.call(obj, key);
}
/**
* Create a cached version of a pure function.
*/
function cached(fn) {
var cache = Object.create(null);
return function cachedFn(str) {
var hit = cache[str];
return hit || (cache[str] = fn(str));
};
}
/**
* Camelize a hyphen-delimited string.
*/
var camelizeRE = /-(\w)/g;
var camelize = cached(function (str) {
return str.replace(camelizeRE, function (_, c) { return (c ? c.toUpperCase() : ''); });
});
/**
* Capitalize a string.
*/
var capitalize = cached(function (str) {
return str.charAt(0).toUpperCase() + str.slice(1);
});
/**
* Hyphenate a camelCase string.
*/
var hyphenateRE = /\B([A-Z])/g;
var hyphenate = cached(function (str) {
return str.replace(hyphenateRE, '-$1').toLowerCase();
});
/**
* Mix properties into target object.
*/
function extend(to, _from) {
for (var key in _from) {
to[key] = _from[key];
}
return to;
}
/**
* Merge an Array of Objects into a single Object.
*/
function toObject(arr) {
var res = {};
for (var i = 0; i < arr.length; i++) {
if (arr[i]) {
extend(res, arr[i]);
}
}
return res;
}
/* eslint-disable no-unused-vars */
/**
* Perform no operation.
* Stubbing args to make Flow happy without leaving useless transpiled code
* with ...rest (https://flow.org/blog/2017/05/07/Strict-Function-Call-Arity/).
*/
function noop$1(a, b, c) { }
/**
* Always return false.
*/
var no = function (a, b, c) { return false; };
/* eslint-enable no-unused-vars */
/**
* Return the same value.
*/
var identity = function (_) { return _; };
/**
* Generate a string containing static keys from compiler modules.
*/
function genStaticKeys(modules) {
return modules
.reduce(function (keys, m) {
return keys.concat(m.staticKeys || []);
}, [])
.join(',');
}
/**
* Check if two values are loosely equal - that is,
* if they are plain objects, do they have the same shape?
*/
function looseEqual(a, b) {
if (a === b)
{ return true; }
var isObjectA = isObject(a);
var isObjectB = isObject(b);
if (isObjectA && isObjectB) {
try {
var isArrayA = Array.isArray(a);
var isArrayB = Array.isArray(b);
if (isArrayA && isArrayB) {
return (a.length === b.length &&
a.every(function (e, i) {
return looseEqual(e, b[i]);
}));
}
else if (a instanceof Date && b instanceof Date) {
return a.getTime() === b.getTime();
}
else if (!isArrayA && !isArrayB) {
var keysA = Object.keys(a);
var keysB = Object.keys(b);
return (keysA.length === keysB.length &&
keysA.every(function (key) {
return looseEqual(a[key], b[key]);
}));
}
else {
/* istanbul ignore next */
return false;
}
}
catch (e) {
/* istanbul ignore next */
return false;
}
}
else if (!isObjectA && !isObjectB) {
return String(a) === String(b);
}
else {
return false;
}
}
/**
* Return the first index at which a loosely equal value can be
* found in the array (if value is a plain object, the array must
* contain an object of the same shape), or -1 if it is not present.
*/
function looseIndexOf(arr, val) {
for (var i = 0; i < arr.length; i++) {
if (looseEqual(arr[i], val))
{ return i; }
}
return -1;
}
var isAttr = makeMap('accept,accept-charset,accesskey,action,align,alt,async,autocomplete,' +
'autofocus,autoplay,autosave,bgcolor,border,buffered,challenge,charset,' +
'checked,cite,class,code,codebase,color,cols,colspan,content,' +
'contenteditable,contextmenu,controls,coords,data,datetime,default,' +
'defer,dir,dirname,disabled,download,draggable,dropzone,enctype,for,' +
'form,formaction,headers,height,hidden,high,href,hreflang,http-equiv,' +
'icon,id,ismap,itemprop,keytype,kind,label,lang,language,list,loop,low,' +
'manifest,max,maxlength,media,method,GET,POST,min,multiple,email,file,' +
'muted,name,novalidate,open,optimum,pattern,ping,placeholder,poster,' +
'preload,radiogroup,readonly,rel,required,reversed,rows,rowspan,sandbox,' +
'scope,scoped,seamless,selected,shape,size,type,text,password,sizes,span,' +
'spellcheck,src,srcdoc,srclang,srcset,start,step,style,summary,tabindex,' +
'target,title,usemap,value,width,wrap');
var unsafeAttrCharRE = /[>/="'\u0009\u000a\u000c\u0020]/; // eslint-disable-line no-control-regex
var isSSRUnsafeAttr = function (name) {
return unsafeAttrCharRE.test(name);
};
/* istanbul ignore next */
var isRenderableAttr = function (name) {
return (isAttr(name) || name.indexOf('data-') === 0 || name.indexOf('aria-') === 0);
};
var propsToAttrMap = {
acceptCharset: 'accept-charset',
className: 'class',
htmlFor: 'for',
httpEquiv: 'http-equiv',
};
var ESC = {
'<': '&lt;',
'>': '&gt;',
'"': '&quot;',
'&': '&amp;',
};
function escape(s) {
return s.replace(/[<>"&]/g, escapeChar);
}
function escapeChar(a) {
return ESC[a] || a;
}
var noUnitNumericStyleProps = {
'animation-iteration-count': true,
'border-image-outset': true,
'border-image-slice': true,
'border-image-width': true,
'box-flex': true,
'box-flex-group': true,
'box-ordinal-group': true,
'column-count': true,
columns: true,
flex: true,
'flex-grow': true,
'flex-positive': true,
'flex-shrink': true,
'flex-negative': true,
'flex-order': true,
'grid-row': true,
'grid-row-end': true,
'grid-row-span': true,
'grid-row-start': true,
'grid-column': true,
'grid-column-end': true,
'grid-column-span': true,
'grid-column-start': true,
'font-weight': true,
'line-clamp': true,
'line-height': true,
opacity: true,
order: true,
orphans: true,
'tab-size': true,
widows: true,
'z-index': true,
zoom: true,
// SVG
'fill-opacity': true,
'flood-opacity': true,
'stop-opacity': true,
'stroke-dasharray': true,
'stroke-dashoffset': true,
'stroke-miterlimit': true,
'stroke-opacity': true,
'stroke-width': true,
};
// these are reserved for web because they are directly compiled away
// during template compilation
makeMap('style,class');
// attributes that should be using props for binding
var acceptValue = makeMap('input,textarea,option,select,progress');
var mustUseProp = function (tag, type, attr) {
return ((attr === 'value' && acceptValue(tag) && type !== 'button') ||
(attr === 'selected' && tag === 'option') ||
(attr === 'checked' && tag === 'input') ||
(attr === 'muted' && tag === 'video'));
};
var isEnumeratedAttr = makeMap('contenteditable,draggable,spellcheck');
var isValidContentEditableValue = makeMap('events,caret,typing,plaintext-only');
var convertEnumeratedValue = function (key, value) {
return isFalsyAttrValue(value) || value === 'false'
? 'false'
: // allow arbitrary string value for contenteditable
key === 'contenteditable' && isValidContentEditableValue(value)
? value
: 'true';
};
var isBooleanAttr = makeMap('allowfullscreen,async,autofocus,autoplay,checked,compact,controls,declare,' +
'default,defaultchecked,defaultmuted,defaultselected,defer,disabled,' +
'enabled,formnovalidate,hidden,indeterminate,inert,ismap,itemscope,loop,multiple,' +
'muted,nohref,noresize,noshade,novalidate,nowrap,open,pauseonexit,readonly,' +
'required,reversed,scoped,seamless,selected,sortable,' +
'truespeed,typemustmatch,visible');
var isFalsyAttrValue = function (val) {
return val == null || val === false;
};
function renderAttrs$1(node) {
var attrs = node.data.attrs;
var res = '';
var opts = node.parent && node.parent.componentOptions;
if (isUndef(opts) || opts.Ctor.options.inheritAttrs !== false) {
var parent_1 = node.parent;
while (isDef(parent_1)) {
// Stop fallthrough in case parent has inheritAttrs option set to false
if (parent_1.componentOptions &&
parent_1.componentOptions.Ctor.options.inheritAttrs === false) {
break;
}
if (isDef(parent_1.data) && isDef(parent_1.data.attrs)) {
attrs = extend(extend({}, attrs), parent_1.data.attrs);
}
parent_1 = parent_1.parent;
}
}
if (isUndef(attrs)) {
return res;
}
for (var key in attrs) {
if (isSSRUnsafeAttr(key)) {
continue;
}
if (key === 'style') {
// leave it to the style module
continue;
}
res += renderAttr(key, attrs[key]);
}
return res;
}
function renderAttr(key, value) {
if (isBooleanAttr(key)) {
if (!isFalsyAttrValue(value)) {
return " " + key + "=\"" + key + "\"";
}
}
else if (isEnumeratedAttr(key)) {
return " " + key + "=\"" + escape(convertEnumeratedValue(key, value)) + "\"";
}
else if (!isFalsyAttrValue(value)) {
return " " + key + "=\"" + escape(String(value)) + "\"";
}
return '';
}
var VNode = /** @class */ (function () {
function VNode(tag, data, children, text, elm, context, componentOptions, asyncFactory) {
this.tag = tag;
this.data = data;
this.children = children;
this.text = text;
this.elm = elm;
this.ns = undefined;
this.context = context;
this.fnContext = undefined;
this.fnOptions = undefined;
this.fnScopeId = undefined;
this.key = data && data.key;
this.componentOptions = componentOptions;
this.componentInstance = undefined;
this.parent = undefined;
this.raw = false;
this.isStatic = false;
this.isRootInsert = true;
this.isComment = false;
this.isCloned = false;
this.isOnce = false;
this.asyncFactory = asyncFactory;
this.asyncMeta = undefined;
this.isAsyncPlaceholder = false;
}
Object.defineProperty(VNode.prototype, "child", {
// DEPRECATED: alias for componentInstance for backwards compat.
/* istanbul ignore next */
get: function () {
return this.componentInstance;
},
enumerable: false,
configurable: true
});
return VNode;
}());
var createEmptyVNode = function (text) {
if (text === void 0) { text = ''; }
var node = new VNode();
node.text = text;
node.isComment = true;
return node;
};
function createTextVNode(val) {
return new VNode(undefined, undefined, undefined, String(val));
}
// optimized shallow clone
// used for static nodes and slot nodes because they may be reused across
// multiple renders, cloning them avoids errors when DOM manipulations rely
// on their elm reference.
function cloneVNode(vnode) {
var cloned = new VNode(
//@ts-expect-error void type not valid here
vnode.tag, vnode.data,
// #7975
// clone children array to avoid mutating original in case of cloning
// a child.
vnode.children && vnode.children.slice(), vnode.text, vnode.elm, vnode.context, vnode.componentOptions, vnode.asyncFactory);
cloned.ns = vnode.ns;
cloned.isStatic = vnode.isStatic;
cloned.key = vnode.key;
cloned.isComment = vnode.isComment;
cloned.fnContext = vnode.fnContext;
cloned.fnOptions = vnode.fnOptions;
cloned.fnScopeId = vnode.fnScopeId;
cloned.asyncMeta = vnode.asyncMeta;
cloned.isCloned = true;
return cloned;
}
function renderDOMProps$1(node) {
var props = node.data.domProps;
var res = '';
var parent = node.parent;
while (isDef(parent)) {
if (parent.data && parent.data.domProps) {
props = extend(extend({}, props), parent.data.domProps);
}
parent = parent.parent;
}
if (isUndef(props)) {
return res;
}
var attrs = node.data.attrs;
for (var key in props) {
if (key === 'innerHTML') {
setText(node, props[key], true);
}
else if (key === 'textContent') {
setText(node, props[key], false);
}
else if (key === 'value' && node.tag === 'textarea') {
setText(node, toString(props[key]), false);
}
else {
// $flow-disable-line (WTF?)
var attr = propsToAttrMap[key] || key.toLowerCase();
if (isRenderableAttr(attr) &&
// avoid rendering double-bound props/attrs twice
!(isDef(attrs) && isDef(attrs[attr]))) {
res += renderAttr(attr, props[key]);
}
}
}
return res;
}
function setText(node, text, raw) {
var child = new VNode(undefined, undefined, undefined, text);
child.raw = raw;
node.children = [child];
}
/**
* unicode letters used for parsing html tags, component names and property paths.
* using https://www.w3.org/TR/html53/semantics-scripting.html#potentialcustomelementname
* skipping \u10000-\uEFFFF due to it freezing up PhantomJS
*/
var unicodeRegExp = /a-zA-Z\u00B7\u00C0-\u00D6\u00D8-\u00F6\u00F8-\u037D\u037F-\u1FFF\u200C-\u200D\u203F-\u2040\u2070-\u218F\u2C00-\u2FEF\u3001-\uD7FF\uF900-\uFDCF\uFDF0-\uFFFD/;
/**
* Define a property.
*/
function def(obj, key, val, enumerable) {
Object.defineProperty(obj, key, {
value: val,
enumerable: !!enumerable,
writable: true,
configurable: true,
});
}
// can we use __proto__?
var hasProto = '__proto__' in {};
// Browser environment sniffing
var inBrowser = typeof window !== 'undefined';
// @ts-ignore
var inWeex =
// @ts-ignore
typeof WXEnvironment !== 'undefined' && !!WXEnvironment.platform;
// @ts-ignore
var weexPlatform = inWeex && WXEnvironment.platform.toLowerCase();
var UA = inBrowser && window.navigator.userAgent.toLowerCase();
var isIE = UA && /msie|trident/.test(UA);
UA && UA.indexOf('msie 9.0') > 0;
var isEdge = UA && UA.indexOf('edge/') > 0;
(UA && UA.indexOf('android') > 0) || weexPlatform === 'android';
(UA && /iphone|ipad|ipod|ios/.test(UA)) || weexPlatform === 'ios';
UA && /chrome\/\d+/.test(UA) && !isEdge;
UA && /phantomjs/.test(UA);
UA && UA.match(/firefox\/(\d+)/);
// Firefox has a "watch" function on Object.prototype...
// @ts-ignore
var nativeWatch = {}.watch;
var supportsPassive = false;
if (inBrowser) {
try {
var opts = {};
Object.defineProperty(opts, 'passive', {
get: function () {
/* istanbul ignore next */
supportsPassive = true;
},
}); // https://github.com/facebook/flow/issues/285
// @ts-ignore
window.addEventListener('test-passive', null, opts);
}
catch (e) { }
}
// this needs to be lazy-evaled because vue may be required before
// vue-server-renderer can set VUE_ENV
var _isServer;
var isServerRendering = function () {
if (_isServer === undefined) {
/* istanbul ignore if */
if (!inBrowser && !inWeex && typeof global !== 'undefined') {
// detect presence of vue-server-renderer and avoid
// Webpack shimming the process
_isServer =
global['process'] && global['process'].env.VUE_ENV === 'server';
}
else {
_isServer = false;
}
}
return _isServer;
};
/* istanbul ignore next */
function isNative(Ctor) {
return typeof Ctor === 'function' && /native code/.test(Ctor.toString());
}
var hasSymbol = typeof Symbol !== 'undefined' &&
isNative(Symbol) &&
typeof Reflect !== 'undefined' &&
isNative(Reflect.ownKeys);
var _Set; // $flow-disable-line
/* istanbul ignore if */ if (typeof Set !== 'undefined' && isNative(Set)) {
// use native Set when available.
_Set = Set;
}
else {
// a non-standard Set polyfill that only works with primitive keys.
_Set = /** @class */ (function () {
function Set() {
this.set = Object.create(null);
}
Set.prototype.has = function (key) {
return this.set[key] === true;
};
Set.prototype.add = function (key) {
this.set[key] = true;
};
Set.prototype.clear = function () {
this.set = Object.create(null);
};
return Set;
}());
}
var SSR_ATTR = 'data-server-rendered';
var ASSET_TYPES = ['component', 'directive', 'filter'];
var LIFECYCLE_HOOKS = [
'beforeCreate',
'created',
'beforeMount',
'mounted',
'beforeUpdate',
'updated',
'beforeDestroy',
'destroyed',
'activated',
'deactivated',
'errorCaptured',
'serverPrefetch' ];
var config = {
/**
* Option merge strategies (used in core/util/options)
*/
// $flow-disable-line
optionMergeStrategies: Object.create(null),
/**
* Whether to suppress warnings.
*/
silent: false,
/**
* Show production mode tip message on boot?
*/
productionTip: "development" !== 'production',
/**
* Whether to enable devtools
*/
devtools: "development" !== 'production',
/**
* Whether to record perf
*/
performance: false,
/**
* Error handler for watcher errors
*/
errorHandler: null,
/**
* Warn handler for watcher warns
*/
warnHandler: null,
/**
* Ignore certain custom elements
*/
ignoredElements: [],
/**
* Custom user key aliases for v-on
*/
// $flow-disable-line
keyCodes: Object.create(null),
/**
* Check if a tag is reserved so that it cannot be registered as a
* component. This is platform-dependent and may be overwritten.
*/
isReservedTag: no,
/**
* Check if an attribute is reserved so that it cannot be used as a component
* prop. This is platform-dependent and may be overwritten.
*/
isReservedAttr: no,
/**
* Check if a tag is an unknown element.
* Platform-dependent.
*/
isUnknownElement: no,
/**
* Get the namespace of an element
*/
getTagNamespace: noop$1,
/**
* Parse the real tag name for the specific platform.
*/
parsePlatformTagName: identity,
/**
* Check if an attribute must be bound using property, e.g. value
* Platform-dependent.
*/
mustUseProp: no,
/**
* Perform updates asynchronously. Intended to be used by Vue Test Utils
* This will significantly reduce performance if set to false.
*/
async: true,
/**
* Exposed for legacy reasons
*/
_lifecycleHooks: LIFECYCLE_HOOKS,
};
var warn$2 = noop$1;
var tip = noop$1;
var generateComponentTrace; // work around flow check
var formatComponentName;
{
var hasConsole_1 = typeof console !== 'undefined';
var classifyRE_1 = /(?:^|[-_])(\w)/g;
var classify_1 = function (str) {
return str.replace(classifyRE_1, function (c) { return c.toUpperCase(); }).replace(/[-_]/g, '');
};
warn$2 = function (msg, vm) {
var trace = vm ? generateComponentTrace(vm) : '';
if (hasConsole_1 && !config.silent) {
console.error("[Vue warn]: " + msg + trace);
}
};
tip = function (msg, vm) {
if (hasConsole_1 && !config.silent) {
console.warn("[Vue tip]: " + msg + (vm ? generateComponentTrace(vm) : ''));
}
};
formatComponentName = function (vm, includeFile) {
if (vm.$root === vm) {
return '<Root>';
}
var options =
// @ts-ignore
typeof vm === 'function' && vm.cid != null
? // @ts-ignore
vm.options
: vm._isVue
? // @ts-ignore
vm.$options || vm.constructor.options
: vm;
var name = options.name || options._componentTag;
var file = options.__file;
if (!name && file) {
var match = file.match(/([^/\\]+)\.vue$/);
name = match && match[1];
}
return ((name ? "<" + classify_1(name) + ">" : "<Anonymous>") +
(file && includeFile !== false ? " at " + file : ''));
};
var repeat_1 = function (str, n) {
var res = '';
while (n) {
if (n % 2 === 1)
{ res += str; }
if (n > 1)
{ str += str; }
n >>= 1;
}
return res;
};
generateComponentTrace = function (vm) {
// @ts-ignore
if (vm._isVue && vm.$parent) {
var tree = [];
var currentRecursiveSequence = 0;
while (vm) {
if (tree.length > 0) {
var last = tree[tree.length - 1];
if (last.constructor === vm.constructor) {
currentRecursiveSequence++;
vm = vm.$parent;
continue;
}
else if (currentRecursiveSequence > 0) {
tree[tree.length - 1] = [last, currentRecursiveSequence];
currentRecursiveSequence = 0;
}
}
tree.push(vm);
vm = vm.$parent;
}
return ('\n\nfound in\n\n' +
tree
.map(function (vm, i) {
return "" + (i === 0 ? '---> ' : repeat_1(' ', 5 + i * 2)) + (Array.isArray(vm)
? formatComponentName(vm[0]) + "... (" + vm[1] + " recursive calls)"
: formatComponentName(vm));
})
.join('\n'));
}
else {
return "\n\n(found in " + formatComponentName(vm) + ")";
}
};
}
var uid = 0;
/**
* A dep is an observable that can have multiple
* directives subscribing to it.
*/
var Dep = /** @class */ (function () {
function Dep() {
this.id = uid++;
this.subs = [];
}
Dep.prototype.addSub = function (sub) {
this.subs.push(sub);
};
Dep.prototype.removeSub = function (sub) {
remove$1(this.subs, sub);
};
Dep.prototype.depend = function () {
if (Dep.target) {
Dep.target.addDep(this);
}
};
Dep.prototype.notify = function () {
// stabilize the subscriber list first
var subs = this.subs.slice();
for (var i = 0, l = subs.length; i < l; i++) {
subs[i].update();
}
};
return Dep;
}());
// The current target watcher being evaluated.
// This is globally unique because only one watcher
// can be evaluated at a time.
Dep.target = null;
var targetStack = [];
function pushTarget(target) {
targetStack.push(target);
Dep.target = target;
}
function popTarget() {
targetStack.pop();
Dep.target = targetStack[targetStack.length - 1];
}
/*
* not type checking this file because flow doesn't play well with
* dynamically accessing methods on Array prototype
*/
var arrayProto = Array.prototype;
var arrayMethods = Object.create(arrayProto);
var methodsToPatch = [
'push',
'pop',
'shift',
'unshift',
'splice',
'sort',
'reverse' ];
/**
* Intercept mutating methods and emit events
*/
methodsToPatch.forEach(function (method) {
// cache original method
var original = arrayProto[method];
def(arrayMethods, method, function mutator() {
var arguments$1 = arguments;
var args = [];
for (var _i = 0; _i < arguments.length; _i++) {
args[_i] = arguments$1[_i];
}
var result = original.apply(this, args);
var ob = this.__ob__;
var inserted;
switch (method) {
case 'push':
case 'unshift':
inserted = args;
break;
case 'splice':
inserted = args.slice(2);
break;
}
if (inserted)
{ ob.observeArray(inserted); }
// notify change
ob.dep.notify();
return result;
});
});
var arrayKeys = Object.getOwnPropertyNames(arrayMethods);
/**
* In some cases we may want to disable observation inside a component's
* update computation.
*/
var shouldObserve = true;
function toggleObserving(value) {
shouldObserve = value;
}
/**
* Observer class that is attached to each observed
* object. Once attached, the observer converts the target
* object's property keys into getter/setters that
* collect dependencies and dispatch updates.
*/
var Observer = /** @class */ (function () {
function Observer(value) {
this.value = value;
this.dep = new Dep();
this.vmCount = 0;
def(value, '__ob__', this);
if (Array.isArray(value)) {
if (hasProto) {
protoAugment(value, arrayMethods);
}
else {
copyAugment(value, arrayMethods, arrayKeys);
}
this.observeArray(value);
}
else {
this.walk(value);
}
}
/**
* Walk through all properties and convert them into
* getter/setters. This method should only be called when
* value type is Object.
*/
Observer.prototype.walk = function (obj) {
var keys = Object.keys(obj);
for (var i = 0; i < keys.length; i++) {
defineReactive(obj, keys[i]);
}
};
/**
* Observe a list of Array items.
*/
Observer.prototype.observeArray = function (items) {
for (var i = 0, l = items.length; i < l; i++) {
observe(items[i]);
}
};
return Observer;
}());
// helpers
/**
* Augment a target Object or Array by intercepting
* the prototype chain using __proto__
*/
function protoAugment(target, src) {
/* eslint-disable no-proto */
target.__proto__ = src;
/* eslint-enable no-proto */
}
/**
* Augment a target Object or Array by defining
* hidden properties.
*/
/* istanbul ignore next */
function copyAugment(target, src, keys) {
for (var i = 0, l = keys.length; i < l; i++) {
var key = keys[i];
def(target, key, src[key]);
}
}
/**
* Attempt to create an observer instance for a value,
* returns the new observer if successfully observed,
* or the existing observer if the value already has one.
*/
function observe(value, asRootData) {
if (!isObject(value) || value instanceof VNode) {
return;
}
var ob;
if (hasOwn(value, '__ob__') && value.__ob__ instanceof Observer) {
ob = value.__ob__;
}
else if (shouldObserve &&
!isServerRendering() &&
(Array.isArray(value) || isPlainObject(value)) &&
Object.isExtensible(value) &&
!value._isVue) {
ob = new Observer(value);
}
if (asRootData && ob) {
ob.vmCount++;
}
return ob;
}
/**
* Define a reactive property on an Object.
*/
function defineReactive(obj, key, val, customSetter, shallow) {
var dep = new Dep();
var property = Object.getOwnPropertyDescriptor(obj, key);
if (property && property.configurable === false) {
return;
}
// cater for pre-defined getter/setters
var getter = property && property.get;
var setter = property && property.set;
if ((!getter || setter) && arguments.length === 2) {
val = obj[key];
}
var childOb = !shallow && observe(val);
Object.defineProperty(obj, key, {
enumerable: true,
configurable: true,
get: function reactiveGetter() {
var value = getter ? getter.call(obj) : val;
if (Dep.target) {
dep.depend();
if (childOb) {
childOb.dep.depend();
if (Array.isArray(value)) {
dependArray(value);
}
}
}
return value;
},
set: function reactiveSetter(newVal) {
var value = getter ? getter.call(obj) : val;
/* eslint-disable no-self-compare */
if (newVal === value || (newVal !== newVal && value !== value)) {
return;
}
/* eslint-enable no-self-compare */
if (customSetter) {
customSetter();
}
// #7981: for accessor properties without setter
if (getter && !setter)
{ return; }
if (setter) {
setter.call(obj, newVal);
}
else {
val = newVal;
}
childOb = !shallow && observe(newVal);
dep.notify();
},
});
}
/**
* Set a property on an object. Adds the new property and
* triggers change notification if the property doesn't
* already exist.
*/
function set(target, key, val) {
if ((isUndef(target) || isPrimitive(target))) {
warn$2("Cannot set reactive property on undefined, null, or primitive value: " + target);
}
if (Array.isArray(target) && isValidArrayIndex(key)) {
target.length = Math.max(target.length, key);
target.splice(key, 1, val);
return val;
}
if (key in target && !(key in Object.prototype)) {
target[key] = val;
return val;
}
var ob = target.__ob__;
// @ts-ignore
if (target._isVue || (ob && ob.vmCount)) {
warn$2('Avoid adding reactive properties to a Vue instance or its root $data ' +
'at runtime - declare it upfront in the data option.');
return val;
}
if (!ob) {
target[key] = val;
return val;
}
defineReactive(ob.value, key, val);
ob.dep.notify();
return val;
}
/**
* Collect dependencies on array elements when the array is touched, since
* we cannot intercept array element access like property getters.
*/
function dependArray(value) {
for (var e = void 0, i = 0, l = value.length; i < l; i++) {
e = value[i];
e && e.__ob__ && e.__ob__.dep.depend();
if (Array.isArray(e)) {
dependArray(e);
}
}
}
/**
* Option overwriting strategies are functions that handle
* how to merge a parent option value and a child option
* value into the final value.
*/
var strats = config.optionMergeStrategies;
/**
* Options with restrictions
*/
{
strats.el = strats.propsData = function (parent, child, vm, key) {
if (!vm) {
warn$2("option \"" + key + "\" can only be used during instance " +
'creation with the `new` keyword.');
}
return defaultStrat(parent, child);
};
}
/**
* Helper that recursively merges two data objects together.
*/
function mergeData(to, from) {
if (!from)
{ return to; }
var key, toVal, fromVal;
var keys = hasSymbol
? Reflect.ownKeys(from)
: Object.keys(from);
for (var i = 0; i < keys.length; i++) {
key = keys[i];
// in case the object is already observed...
if (key === '__ob__')
{ continue; }
toVal = to[key];
fromVal = from[key];
if (!hasOwn(to, key)) {
set(to, key, fromVal);
}
else if (toVal !== fromVal &&
isPlainObject(toVal) &&
isPlainObject(fromVal)) {
mergeData(toVal, fromVal);
}
}
return to;
}
/**
* Data
*/
function mergeDataOrFn(parentVal, childVal, vm) {
if (!vm) {
// in a Vue.extend merge, both should be functions
if (!childVal) {
return parentVal;
}
if (!parentVal) {
return childVal;
}
// when parentVal & childVal are both present,
// we need to return a function that returns the
// merged result of both functions... no need to
// check if parentVal is a function here because
// it has to be a function to pass previous merges.
return function mergedDataFn() {
return mergeData(
// @ts-ignore
typeof childVal === 'function' ? childVal.call(this, this) : childVal,
// @ts-ignore
typeof parentVal === 'function' ? parentVal.call(this, this) : parentVal);
};
}
else {
return function mergedInstanceDataFn() {
// instance merge
var instanceData = typeof childVal === 'function' ? childVal.call(vm, vm) : childVal;
var defaultData = typeof parentVal === 'function' ? parentVal.call(vm, vm) : parentVal;
if (instanceData) {
return mergeData(instanceData, defaultData);
}
else {
return defaultData;
}
};
}
}
strats.data = function (parentVal, childVal, vm) {
if (!vm) {
if (childVal && typeof childVal !== 'function') {
warn$2('The "data" option should be a function ' +
'that returns a per-instance value in component ' +
'definitions.', vm);
return parentVal;
}
return mergeDataOrFn(parentVal, childVal);
}
return mergeDataOrFn(parentVal, childVal, vm);
};
/**
* Hooks and props are merged as arrays.
*/
function mergeHook$1(parentVal, childVal) {
var res = childVal
? parentVal
? parentVal.concat(childVal)
: Array.isArray(childVal)
? childVal
: [childVal]
: parentVal;
return res ? dedupeHooks(res) : res;
}
function dedupeHooks(hooks) {
var res = [];
for (var i = 0; i < hooks.length; i++) {
if (res.indexOf(hooks[i]) === -1) {
res.push(hooks[i]);
}
}
return res;
}
LIFECYCLE_HOOKS.forEach(function (hook) {
strats[hook] = mergeHook$1;
});
/**
* Assets
*
* When a vm is present (instance creation), we need to do
* a three-way merge between constructor options, instance
* options and parent options.
*/
function mergeAssets(parentVal, childVal, vm, key) {
var res = Object.create(parentVal || null);
if (childVal) {
assertObjectType(key, childVal, vm);
return extend(res, childVal);
}
else {
return res;
}
}
ASSET_TYPES.forEach(function (type) {
strats[type + 's'] = mergeAssets;
});
/**
* Watchers.
*
* Watchers hashes should not overwrite one
* another, so we merge them as arrays.
*/
strats.watch = function (parentVal, childVal, vm, key) {
// work around Firefox's Object.prototype.watch...
//@ts-expect-error work around
if (parentVal === nativeWatch)
{ parentVal = undefined; }
//@ts-expect-error work around
if (childVal === nativeWatch)
{ childVal = undefined; }
/* istanbul ignore if */
if (!childVal)
{ return Object.create(parentVal || null); }
{
assertObjectType(key, childVal, vm);
}
if (!parentVal)
{ return childVal; }
var ret = {};
extend(ret, parentVal);
for (var key_1 in childVal) {
var parent_1 = ret[key_1];
var child = childVal[key_1];
if (parent_1 && !Array.isArray(parent_1)) {
parent_1 = [parent_1];
}
ret[key_1] = parent_1
? parent_1.concat(child)
: Array.isArray(child)
? child
: [child];
}
return ret;
};
/**
* Other object hashes.
*/
strats.props = strats.methods = strats.inject = strats.computed = function (parentVal, childVal, vm, key) {
if (childVal && "development" !== 'production') {
assertObjectType(key, childVal, vm);
}
if (!parentVal)
{ return childVal; }
var ret = Object.create(null);
extend(ret, parentVal);
if (childVal)
{ extend(ret, childVal); }
return ret;
};
strats.provide = mergeDataOrFn;
/**
* Default strategy.
*/
var defaultStrat = function (parentVal, childVal) {
return childVal === undefined ? parentVal : childVal;
};
/**
* Validate component names
*/
function checkComponents(options) {
for (var key in options.components) {
validateComponentName(key);
}
}
function validateComponentName(name) {
if (!new RegExp("^[a-zA-Z][\\-\\.0-9_" + unicodeRegExp.source + "]*$").test(name)) {
warn$2('Invalid component name: "' +
name +
'". Component names ' +
'should conform to valid custom element name in html5 specification.');
}
if (isBuiltInTag(name) || config.isReservedTag(name)) {
warn$2('Do not use built-in or reserved HTML elements as component ' +
'id: ' +
name);
}
}
/**
* Ensure all props option syntax are normalized into the
* Object-based format.
*/
function normalizeProps(options, vm) {
var props = options.props;
if (!props)
{ return; }
var res = {};
var i, val, name;
if (Array.isArray(props)) {
i = props.length;
while (i--) {
val = props[i];
if (typeof val === 'string') {
name = camelize(val);
res[name] = { type: null };
}
else {
warn$2('props must be strings when using array syntax.');
}
}
}
else if (isPlainObject(props)) {
for (var key in props) {
val = props[key];
name = camelize(key);
res[name] = isPlainObject(val) ? val : { type: val };
}
}
else {
warn$2("Invalid value for option \"props\": expected an Array or an Object, " +
("but got " + toRawType(props) + "."), vm);
}
options.props = res;
}
/**
* Normalize all injections into Object-based format
*/
function normalizeInject(options, vm) {
var inject = options.inject;
if (!inject)
{ return; }
var normalized = (options.inject = {});
if (Array.isArray(inject)) {
for (var i = 0; i < inject.length; i++) {
normalized[inject[i]] = { from: inject[i] };
}
}
else if (isPlainObject(inject)) {
for (var key in inject) {
var val = inject[key];
normalized[key] = isPlainObject(val)
? extend({ from: key }, val)
: { from: val };
}
}
else {
warn$2("Invalid value for option \"inject\": expected an Array or an Object, " +
("but got " + toRawType(inject) + "."), vm);
}
}
/**
* Normalize raw function directives into object format.
*/
function normalizeDirectives(options) {
var dirs = options.directives;
if (dirs) {
for (var key in dirs) {
var def = dirs[key];
if (typeof def === 'function') {
dirs[key] = { bind: def, update: def };
}
}
}
}
function assertObjectType(name, value, vm) {
if (!isPlainObject(value)) {
warn$2("Invalid value for option \"" + name + "\": expected an Object, " +
("but got " + toRawType(value) + "."), vm);
}
}
/**
* Merge two option objects into a new one.
* Core utility used in both instantiation and inheritance.
*/
function mergeOptions(parent, child, vm) {
{
checkComponents(child);
}
if (typeof child === 'function') {
// @ts-expect-error
child = child.options;
}
normalizeProps(child, vm);
normalizeInject(child, vm);
normalizeDirectives(child);
// Apply extends and mixins on the child options,
// but only if it is a raw options object that isn't
// the result of another mergeOptions call.
// Only merged options has the _base property.
if (!child._base) {
if (child.extends) {
parent = mergeOptions(parent, child.extends, vm);
}
if (child.mixins) {
for (var i = 0, l = child.mixins.length; i < l; i++) {
parent = mergeOptions(parent, child.mixins[i], vm);
}
}
}
var options = {};
var key;
for (key in parent) {
mergeField(key);
}
for (key in child) {
if (!hasOwn(parent, key)) {
mergeField(key);
}
}
function mergeField(key) {
var strat = strats[key] || defaultStrat;
options[key] = strat(parent[key], child[key], vm, key);
}
return options;
}
/**
* Resolve an asset.
* This function is used because child instances need access
* to assets defined in its ancestor chain.
*/
function resolveAsset(options, type, id, warnMissing) {
/* istanbul ignore if */
if (typeof id !== 'string') {
return;
}
var assets = options[type];
// check local registration variations first
if (hasOwn(assets, id))
{ return assets[id]; }
var camelizedId = camelize(id);
if (hasOwn(assets, camelizedId))
{ return assets[camelizedId]; }
var PascalCaseId = capitalize(camelizedId);
if (hasOwn(assets, PascalCaseId))
{ return assets[PascalCaseId]; }
// fallback to prototype chain
var res = assets[id] || assets[camelizedId] || assets[PascalCaseId];
if (warnMissing && !res) {
warn$2('Failed to resolve ' + type.slice(0, -1) + ': ' + id, options);
}
return res;
}
function validateProp(key, propOptions, propsData, vm) {
var prop = propOptions[key];
var absent = !hasOwn(propsData, key);
var value = propsData[key];
// boolean casting
var booleanIndex = getTypeIndex(Boolean, prop.type);
if (booleanIndex > -1) {
if (absent && !hasOwn(prop, 'default')) {
value = false;
}
else if (value === '' || value === hyphenate(key)) {
// only cast empty string / same name to boolean if
// boolean has higher priority
var stringIndex = getTypeIndex(String, prop.type);
if (stringIndex < 0 || booleanIndex < stringIndex) {
value = true;
}
}
}
// check default value
if (value === undefined) {
value = getPropDefaultValue(vm, prop, key);
// since the default value is a fresh copy,
// make sure to observe it.
var prevShouldObserve = shouldObserve;
toggleObserving(true);
observe(value);
toggleObserving(prevShouldObserve);
}
{
assertProp(prop, key, value, vm, absent);
}
return value;
}
/**
* Get the default value of a prop.
*/
function getPropDefaultValue(vm, prop, key) {
// no default, return undefined
if (!hasOwn(prop, 'default')) {
return undefined;
}
var def = prop.default;
// warn against non-factory defaults for Object & Array
if (isObject(def)) {
warn$2('Invalid default value for prop "' +
key +
'": ' +
'Props with type Object/Array must use a factory function ' +
'to return the default value.', vm);
}
// the raw prop value was also undefined from previous render,
// return previous default value to avoid unnecessary watcher trigger
if (vm &&
vm.$options.propsData &&
vm.$options.propsData[key] === undefined &&
vm._props[key] !== undefined) {
return vm._props[key];
}
// call factory function for non-Function types
// a value is Function if its prototype is function even across different execution context
return typeof def === 'function' && getType(prop.type) !== 'Function'
? def.call(vm)
: def;
}
/**
* Assert whether a prop is valid.
*/
function assertProp(prop, name, value, vm, absent) {
if (prop.required && absent) {
warn$2('Missing required prop: "' + name + '"', vm);
return;
}
if (value == null && !prop.required) {
return;
}
var type = prop.type;
// @ts-ignore
var valid = !type || type === true;
var expectedTypes = [];
if (type) {
if (!Array.isArray(type)) {
type = [type];
}
for (var i = 0; i < type.length && !valid; i++) {
var assertedType = assertType(value, type[i], vm);
expectedTypes.push(assertedType.expectedType || '');
valid = assertedType.valid;
}
}
var haveExpectedTypes = expectedTypes.some(function (t) { return t; });
if (!valid && haveExpectedTypes) {
warn$2(getInvalidTypeMessage(name, value, expectedTypes), vm);
return;
}
var validator = prop.validator;
if (validator) {
if (!validator(value)) {
warn$2('Invalid prop: custom validator check failed for prop "' + name + '".', vm);
}
}
}
var simpleCheckRE = /^(String|Number|Boolean|Function|Symbol|BigInt)$/;
function assertType(value, type, vm) {
var valid;
var expectedType = getType(type);
if (simpleCheckRE.test(expectedType)) {
var t = typeof value;
valid = t === expectedType.toLowerCase();
// for primitive wrapper objects
if (!valid && t === 'object') {
valid = value instanceof type;
}
}
else if (expectedType === 'Object') {
valid = isPlainObject(value);
}
else if (expectedType === 'Array') {
valid = Array.isArray(value);
}
else {
try {
valid = value instanceof type;
}
catch (e) {
warn$2('Invalid prop type: "' + String(type) + '" is not a constructor', vm);
valid = false;
}
}
return {
valid: valid,
expectedType: expectedType,
};
}
var functionTypeCheckRE = /^\s*function (\w+)/;
/**
* Use function string name to check built-in types,
* because a simple equality check will fail when running
* across different vms / iframes.
*/
function getType(fn) {
var match = fn && fn.toString().match(functionTypeCheckRE);
return match ? match[1] : '';
}
function isSameType(a, b) {
return getType(a) === getType(b);
}
function getTypeIndex(type, expectedTypes) {
if (!Array.isArray(expectedTypes)) {
return isSameType(expectedTypes, type) ? 0 : -1;
}
for (var i = 0, len = expectedTypes.length; i < len; i++) {
if (isSameType(expectedTypes[i], type)) {
return i;
}
}
return -1;
}
function getInvalidTypeMessage(name, value, expectedTypes) {
var message = "Invalid prop: type check failed for prop \"" + name + "\"." +
(" Expected " + expectedTypes.map(capitalize).join(', '));
var expectedType = expectedTypes[0];
var receivedType = toRawType(value);
// check if we need to specify expected value
if (expectedTypes.length === 1 &&
isExplicable(expectedType) &&
isExplicable(typeof value) &&
!isBoolean(expectedType, receivedType)) {
message += " with value " + styleValue(value, expectedType);
}
message += ", got " + receivedType + " ";
// check if we need to specify received value
if (isExplicable(receivedType)) {
message += "with value " + styleValue(value, receivedType) + ".";
}
return message;
}
function styleValue(value, type) {
if (type === 'String') {
return "\"" + value + "\"";
}
else if (type === 'Number') {
return "" + Number(value);
}
else {
return "" + value;
}
}
var EXPLICABLE_TYPES = ['string', 'number', 'boolean'];
function isExplicable(value) {
return EXPLICABLE_TYPES.some(function (elem) { return value.toLowerCase() === elem; });
}
function isBoolean() {
var arguments$1 = arguments;
var args = [];
for (var _i = 0; _i < arguments.length; _i++) {
args[_i] = arguments$1[_i];
}
return args.some(function (elem) { return elem.toLowerCase() === 'boolean'; });
}
function handleError(err, vm, info) {
// Deactivate deps tracking while processing error handler to avoid possible infinite rendering.
// See: https://github.com/vuejs/vuex/issues/1505
pushTarget();
try {
if (vm) {
var cur = vm;
while ((cur = cur.$parent)) {
var hooks = cur.$options.errorCaptured;
if (hooks) {
for (var i = 0; i < hooks.length; i++) {
try {
var capture = hooks[i].call(cur, err, vm, info) === false;
if (capture)
{ return; }
}
catch (e) {
globalHandleError(e, cur, 'errorCaptured hook');
}
}
}
}
}
globalHandleError(err, vm, info);
}
finally {
popTarget();
}
}
function invokeWithErrorHandling(handler, context, args, vm, info) {
var res;
try {
res = args ? handler.apply(context, args) : handler.call(context);
if (res && !res._isVue && isPromise(res) && !res._handled) {
res.catch(function (e) { return handleError(e, vm, info + " (Promise/async)"); });
// issue #9511
// avoid catch triggering multiple times when nested calls
res._handled = true;
}
}
catch (e) {
handleError(e, vm, info);
}
return res;
}
function globalHandleError(err, vm, info) {
logError(err, vm, info);
}
function logError(err, vm, info) {
{
warn$2("Error in " + info + ": \"" + err.toString() + "\"", vm);
}
/* istanbul ignore else */
if ((inBrowser || inWeex) && typeof console !== 'undefined') {
console.error(err);
}
else {
throw err;
}
}
/* globals MutationObserver */
var callbacks = [];
function flushCallbacks() {
var copies = callbacks.slice(0);
callbacks.length = 0;
for (var i = 0; i < copies.length; i++) {
copies[i]();
}
}
// The nextTick behavior leverages the microtask queue, which can be accessed
// via either native Promise.then or MutationObserver.
// MutationObserver has wider support, however it is seriously bugged in
// UIWebView in iOS >= 9.3.3 when triggered in touch event handlers. It
// completely stops working after triggering a few times... so, if native
// Promise is available, we will use it:
/* istanbul ignore next, $flow-disable-line */
if (typeof Promise !== 'undefined' && isNative(Promise)) ;
else if (!isIE &&
typeof MutationObserver !== 'undefined' &&
(isNative(MutationObserver) ||
// PhantomJS and iOS 7.x
MutationObserver.toString() === '[object MutationObserverConstructor]')) {
// Use MutationObserver where native Promise is not available,
// e.g. PhantomJS, iOS7, Android 4.4
// (#6466 MutationObserver is unreliable in IE11)
var counter_1 = 1;
var observer = new MutationObserver(flushCallbacks);
var textNode_1 = document.createTextNode(String(counter_1));
observer.observe(textNode_1, {
characterData: true,
});
}
else if (typeof setImmediate !== 'undefined' && isNative(setImmediate)) ;
else ;
function genClassForVnode(vnode) {
var data = vnode.data;
var parentNode = vnode;
var childNode = vnode;
while (isDef(childNode.componentInstance)) {
childNode = childNode.componentInstance._vnode;
if (childNode && childNode.data) {
data = mergeClassData(childNode.data, data);
}
}
while (isDef((parentNode = parentNode.parent))) {
if (parentNode && parentNode.data) {
data = mergeClassData(data, parentNode.data);
}
}
return renderClass$1(data.staticClass, data.class);
}
function mergeClassData(child, parent) {
return {
staticClass: concat(child.staticClass, parent.staticClass),
class: isDef(child.class) ? [child.class, parent.class] : parent.class,
};
}
function renderClass$1(staticClass, dynamicClass) {
if (isDef(staticClass) || isDef(dynamicClass)) {
return concat(staticClass, stringifyClass(dynamicClass));
}
/* istanbul ignore next */
return '';
}
function concat(a, b) {
return a ? (b ? a + ' ' + b : a) : b || '';
}
function stringifyClass(value) {
if (Array.isArray(value)) {
return stringifyArray(value);
}
if (isObject(value)) {
return stringifyObject(value);
}
if (typeof value === 'string') {
return value;
}
/* istanbul ignore next */
return '';
}
function stringifyArray(value) {
var res = '';
var stringified;
for (var i = 0, l = value.length; i < l; i++) {
if (isDef((stringified = stringifyClass(value[i]))) && stringified !== '') {
if (res)
{ res += ' '; }
res += stringified;
}
}
return res;
}
function stringifyObject(value) {
var res = '';
for (var key in value) {
if (value[key]) {
if (res)
{ res += ' '; }
res += key;
}
}
return res;
}
var isHTMLTag = makeMap('html,body,base,head,link,meta,style,title,' +
'address,article,aside,footer,header,h1,h2,h3,h4,h5,h6,hgroup,nav,section,' +
'div,dd,dl,dt,figcaption,figure,picture,hr,img,li,main,ol,p,pre,ul,' +
'a,b,abbr,bdi,bdo,br,cite,code,data,dfn,em,i,kbd,mark,q,rp,rt,rtc,ruby,' +
's,samp,small,span,strong,sub,sup,time,u,var,wbr,area,audio,map,track,video,' +
'embed,object,param,source,canvas,script,noscript,del,ins,' +
'caption,col,colgroup,table,thead,tbody,td,th,tr,' +
'button,datalist,fieldset,form,input,label,legend,meter,optgroup,option,' +
'output,progress,select,textarea,' +
'details,dialog,menu,menuitem,summary,' +
'content,element,shadow,template,blockquote,iframe,tfoot');
// this map is intentionally selective, only covering SVG elements that may
// contain child elements.
var isSVG = makeMap('svg,animate,circle,clippath,cursor,defs,desc,ellipse,filter,font-face,' +
'foreignobject,g,glyph,image,line,marker,mask,missing-glyph,path,pattern,' +
'polygon,polyline,rect,switch,symbol,text,textpath,tspan,use,view', true);
var isPreTag = function (tag) { return tag === 'pre'; };
var isReservedTag = function (tag) {
return isHTMLTag(tag) || isSVG(tag);
};
function getTagNamespace(tag) {
if (isSVG(tag)) {
return 'svg';
}
// basic support for MathML
// note it doesn't support other MathML elements being component roots
if (tag === 'math') {
return 'math';
}
}
makeMap('text,number,password,search,email,tel,url');
function renderClass(node) {
var classList = genClassForVnode(node);
if (classList !== '') {
return " class=\"" + escape(classList) + "\"";
}
}
var parseStyleText = cached(function (cssText) {
var res = {};
var listDelimiter = /;(?![^(]*\))/g;
var propertyDelimiter = /:(.+)/;
cssText.split(listDelimiter).forEach(function (item) {
if (item) {
var tmp = item.split(propertyDelimiter);
tmp.length > 1 && (res[tmp[0].trim()] = tmp[1].trim());
}
});
return res;
});
// merge static and dynamic style data on the same vnode
function normalizeStyleData(data) {
var style = normalizeStyleBinding(data.style);
// static style is pre-processed into an object during compilation
// and is always a fresh object, so it's safe to merge into it
return data.staticStyle ? extend(data.staticStyle, style) : style;
}
// normalize possible array / string values into Object
function normalizeStyleBinding(bindingStyle) {
if (Array.isArray(bindingStyle)) {
return toObject(bindingStyle);
}
if (typeof bindingStyle === 'string') {
return parseStyleText(bindingStyle);
}
return bindingStyle;
}
/**
* parent component style should be after child's
* so that parent component's style could override it
*/
function getStyle(vnode, checkChild) {
var res = {};
var styleData;
if (checkChild) {
var childNode = vnode;
while (childNode.componentInstance) {
childNode = childNode.componentInstance._vnode;
if (childNode &&
childNode.data &&
(styleData = normalizeStyleData(childNode.data))) {
extend(res, styleData);
}
}
}
if ((styleData = normalizeStyleData(vnode.data))) {
extend(res, styleData);
}
var parentNode = vnode;
while ((parentNode = parentNode.parent)) {
if (parentNode.data && (styleData = normalizeStyleData(parentNode.data))) {
extend(res, styleData);
}
}
return res;
}
function genStyle(style) {
var styleText = '';
for (var key in style) {
var value = style[key];
var hyphenatedKey = hyphenate(key);
if (Array.isArray(value)) {
for (var i = 0, len = value.length; i < len; i++) {
styleText += normalizeValue(hyphenatedKey, value[i]);
}
}
else {
styleText += normalizeValue(hyphenatedKey, value);
}
}
return styleText;
}
function normalizeValue(key, value) {
if (typeof value === 'string' ||
(typeof value === 'number' && noUnitNumericStyleProps[key]) ||
value === 0) {
return key + ":" + value + ";";
}
else {
// invalid values
return "";
}
}
function renderStyle(vnode) {
var styleText = genStyle(getStyle(vnode, false));
if (styleText !== '') {
return " style=" + JSON.stringify(escape(styleText));
}
}
var modules$1 = [renderAttrs$1, renderDOMProps$1, renderClass, renderStyle];
function show(node, dir) {
if (!dir.value) {
var style = node.data.style || (node.data.style = {});
if (Array.isArray(style)) {
style.push({ display: 'none' });
}
else {
style.display = 'none';
}
}
}
// this is only applied for <select v-model> because it is the only edge case
// that must be done at runtime instead of compile time.
function model$2(node, dir) {
if (!node.children)
{ return; }
var value = dir.value;
var isMultiple = node.data.attrs && node.data.attrs.multiple;
for (var i = 0, l = node.children.length; i < l; i++) {
var option = node.children[i];
if (option.tag === 'option') {
if (isMultiple) {
var selected = Array.isArray(value) && looseIndexOf(value, getValue(option)) > -1;
if (selected) {
setSelected(option);
}
}
else {
if (looseEqual(value, getValue(option))) {
setSelected(option);
return;
}
}
}
}
}
function getValue(option) {
var data = option.data || {};
return ((data.attrs && data.attrs.value) ||
(data.domProps && data.domProps.value) ||
(option.children && option.children[0] && option.children[0].text));
}
function setSelected(option) {
var data = option.data || (option.data = {});
var attrs = data.attrs || (data.attrs = {});
attrs.selected = '';
}
var directives$1 = {
show: show,
model: model$2,
};
var isUnaryTag = makeMap('area,base,br,col,embed,frame,hr,img,input,isindex,keygen,' +
'link,meta,param,source,track,wbr');
// Elements that you can, intentionally, leave open
// (and which close themselves)
var canBeLeftOpenTag = makeMap('colgroup,dd,dt,li,options,p,td,tfoot,th,thead,tr,source');
// HTML5 tags https://html.spec.whatwg.org/multipage/indices.html#elements-3
// Phrasing Content https://html.spec.whatwg.org/multipage/dom.html#phrasing-content
var isNonPhrasingTag = makeMap('address,article,aside,base,blockquote,body,caption,col,colgroup,dd,' +
'details,dialog,div,dl,dt,fieldset,figcaption,figure,footer,form,' +
'h1,h2,h3,h4,h5,h6,head,header,hgroup,hr,html,legend,li,menuitem,meta,' +
'optgroup,option,param,rp,rt,source,style,summary,tbody,td,tfoot,th,thead,' +
'title,tr,track');
var MAX_STACK_DEPTH = 800;
var noop = function (_) { return _; };
var defer = typeof process !== 'undefined' && process.nextTick
? process.nextTick
: typeof Promise !== 'undefined'
? function (fn) { return Promise.resolve().then(fn); }
: typeof setTimeout !== 'undefined'
? setTimeout
: noop;
if (defer === noop) {
throw new Error('Your JavaScript runtime does not support any asynchronous primitives ' +
'that are required by vue-server-renderer. Please use a polyfill for ' +
'either Promise or setTimeout.');
}
function createWriteFunction(write, onError) {
var stackDepth = 0;
var cachedWrite = function (text, next) {
if (text && cachedWrite.caching) {
cachedWrite.cacheBuffer[cachedWrite.cacheBuffer.length - 1] += text;
}
var waitForNext = write(text, next);
if (waitForNext !== true) {
if (stackDepth >= MAX_STACK_DEPTH) {
defer(function () {
try {
next();
}
catch (e) {
onError(e);
}
});
}
else {
stackDepth++;
next();
stackDepth--;
}
}
};
cachedWrite.caching = false;
cachedWrite.cacheBuffer = [];
cachedWrite.componentBuffer = [];
return cachedWrite;
}
var RenderContext = /** @class */ (function () {
function RenderContext(options) {
this.userContext = options.userContext;
this.activeInstance = options.activeInstance;
this.renderStates = [];
this.write = options.write;
this.done = options.done;
this.renderNode = options.renderNode;
this.isUnaryTag = options.isUnaryTag;
this.modules = options.modules;
this.directives = options.directives;
var cache = options.cache;
if (cache && (!cache.get || !cache.set)) {
throw new Error('renderer cache must implement at least get & set.');
}
this.cache = cache;
this.get = cache && normalizeAsync(cache, 'get');
this.has = cache && normalizeAsync(cache, 'has');
//@ts-expect-error
this.next = this.next.bind(this);
}
//@ts-expect-error
RenderContext.prototype.next = function () {
var _loop_1 = function () {
var lastState = this_1.renderStates[this_1.renderStates.length - 1];
if (isUndef(lastState)) {
return { value: this_1.done() };
}
/* eslint-disable no-case-declarations */
switch (lastState.type) {
case 'Element':
case 'Fragment':
var children = lastState.children, total = lastState.total;
var rendered = lastState.rendered++;
if (rendered < total) {
return { value: this_1.renderNode(children[rendered], false, this_1) };
}
else {
this_1.renderStates.pop();
if (lastState.type === 'Element') {
return { value: this_1.write(lastState.endTag, this_1.next) };
}
}
break;
case 'Component':
this_1.renderStates.pop();
this_1.activeInstance = lastState.prevActive;
break;
case 'ComponentWithCache':
this_1.renderStates.pop();
var buffer = lastState.buffer, bufferIndex = lastState.bufferIndex, componentBuffer = lastState.componentBuffer, key = lastState.key;
var result = {
html: buffer[bufferIndex],
components: componentBuffer[bufferIndex],
};
this_1.cache.set(key, result);
if (bufferIndex === 0) {
// this is a top-level cached component,
// exit caching mode.
//@ts-expect-error
this_1.write.caching = false;
}
else {
// parent component is also being cached,
// merge self into parent's result
buffer[bufferIndex - 1] += result.html;
var prev_1 = componentBuffer[bufferIndex - 1];
result.components.forEach(function (c) { return prev_1.add(c); });
}
buffer.length = bufferIndex;
componentBuffer.length = bufferIndex;
break;
}
};
var this_1 = this;
// eslint-disable-next-line
while (true) {
var state_1 = _loop_1();
if (typeof state_1 === "object")
{ return state_1.value; }
}
};
return RenderContext;
}());
function normalizeAsync(cache, method) {
var fn = cache[method];
if (isUndef(fn)) {
return;
}
else if (fn.length > 1) {
return function (key, cb) { return fn.call(cache, key, cb); };
}
else {
return function (key, cb) { return cb(fn.call(cache, key)); };
}
}
var validDivisionCharRE = /[\w).+\-_$\]]/;
function parseFilters(exp) {
var inSingle = false;
var inDouble = false;
var inTemplateString = false;
var inRegex = false;
var curly = 0;
var square = 0;
var paren = 0;
var lastFilterIndex = 0;
var c, prev, i, expression, filters;
for (i = 0; i < exp.length; i++) {
prev = c;
c = exp.charCodeAt(i);
if (inSingle) {
if (c === 0x27 && prev !== 0x5c)
{ inSingle = false; }
}
else if (inDouble) {
if (c === 0x22 && prev !== 0x5c)
{ inDouble = false; }
}
else if (inTemplateString) {
if (c === 0x60 && prev !== 0x5c)
{ inTemplateString = false; }
}
else if (inRegex) {
if (c === 0x2f && prev !== 0x5c)
{ inRegex = false; }
}
else if (c === 0x7c && // pipe
exp.charCodeAt(i + 1) !== 0x7c &&
exp.charCodeAt(i - 1) !== 0x7c &&
!curly &&
!square &&
!paren) {
if (expression === undefined) {
// first filter, end of expression
lastFilterIndex = i + 1;
expression = exp.slice(0, i).trim();
}
else {
pushFilter();
}
}
else {
switch (c) {
case 0x22:
inDouble = true;
break; // "
case 0x27:
inSingle = true;
break; // '
case 0x60:
inTemplateString = true;
break; // `
case 0x28:
paren++;
break; // (
case 0x29:
paren--;
break; // )
case 0x5b:
square++;
break; // [
case 0x5d:
square--;
break; // ]
case 0x7b:
curly++;
break; // {
case 0x7d:
curly--;
break; // }
}
if (c === 0x2f) {
// /
var j = i - 1;
var p
// find first non-whitespace prev char
= void 0;
// find first non-whitespace prev char
for (; j >= 0; j--) {
p = exp.charAt(j);
if (p !== ' ')
{ break; }
}
if (!p || !validDivisionCharRE.test(p)) {
inRegex = true;
}
}
}
}
if (expression === undefined) {
expression = exp.slice(0, i).trim();
}
else if (lastFilterIndex !== 0) {
pushFilter();
}
function pushFilter() {
(filters || (filters = [])).push(exp.slice(lastFilterIndex, i).trim());
lastFilterIndex = i + 1;
}
if (filters) {
for (i = 0; i < filters.length; i++) {
expression = wrapFilter(expression, filters[i]);
}
}
return expression;
}
function wrapFilter(exp, filter) {
var i = filter.indexOf('(');
if (i < 0) {
// _f: resolveFilter
return "_f(\"" + filter + "\")(" + exp + ")";
}
else {
var name_1 = filter.slice(0, i);
var args = filter.slice(i + 1);
return "_f(\"" + name_1 + "\")(" + exp + (args !== ')' ? ',' + args : args);
}
}
var defaultTagRE = /\{\{((?:.|\r?\n)+?)\}\}/g;
var regexEscapeRE = /[-.*+?^${}()|[\]\/\\]/g;
var buildRegex = cached(function (delimiters) {
var open = delimiters[0].replace(regexEscapeRE, '\\$&');
var close = delimiters[1].replace(regexEscapeRE, '\\$&');
return new RegExp(open + '((?:.|\\n)+?)' + close, 'g');
});
function parseText(text, delimiters) {
//@ts-expect-error
var tagRE = delimiters ? buildRegex(delimiters) : defaultTagRE;
if (!tagRE.test(text)) {
return;
}
var tokens = [];
var rawTokens = [];
var lastIndex = (tagRE.lastIndex = 0);
var match, index, tokenValue;
while ((match = tagRE.exec(text))) {
index = match.index;
// push text token
if (index > lastIndex) {
rawTokens.push((tokenValue = text.slice(lastIndex, index)));
tokens.push(JSON.stringify(tokenValue));
}
// tag token
var exp = parseFilters(match[1].trim());
tokens.push("_s(" + exp + ")");
rawTokens.push({ '@binding': exp });
lastIndex = index + match[0].length;
}
if (lastIndex < text.length) {
rawTokens.push((tokenValue = text.slice(lastIndex)));
tokens.push(JSON.stringify(tokenValue));
}
return {
expression: tokens.join('+'),
tokens: rawTokens,
};
}
/* eslint-disable no-unused-vars */
function baseWarn(msg, range) {
console.error("[Vue compiler]: " + msg);
}
/* eslint-enable no-unused-vars */
function pluckModuleFunction(modules, key) {
return modules ? modules.map(function (m) { return m[key]; }).filter(function (_) { return _; }) : [];
}
function addProp(el, name, value, range, dynamic) {
(el.props || (el.props = [])).push(rangeSetItem({ name: name, value: value, dynamic: dynamic }, range));
el.plain = false;
}
function addAttr(el, name, value, range, dynamic) {
var attrs = dynamic
? el.dynamicAttrs || (el.dynamicAttrs = [])
: el.attrs || (el.attrs = []);
attrs.push(rangeSetItem({ name: name, value: value, dynamic: dynamic }, range));
el.plain = false;
}
// add a raw attr (use this in preTransforms)
function addRawAttr(el, name, value, range) {
el.attrsMap[name] = value;
el.attrsList.push(rangeSetItem({ name: name, value: value }, range));
}
function addDirective(el, name, rawName, value, arg, isDynamicArg, modifiers, range) {
(el.directives || (el.directives = [])).push(rangeSetItem({
name: name,
rawName: rawName,
value: value,
arg: arg,
isDynamicArg: isDynamicArg,
modifiers: modifiers,
}, range));
el.plain = false;
}
function prependModifierMarker(symbol, name, dynamic) {
return dynamic ? "_p(" + name + ",\"" + symbol + "\")" : symbol + name; // mark the event as captured
}
function addHandler(el, name, value, modifiers, important, warn, range, dynamic) {
modifiers = modifiers || emptyObject;
// warn prevent and passive modifier
/* istanbul ignore if */
if (warn &&
modifiers.prevent &&
modifiers.passive) {
warn("passive and prevent can't be used together. " +
"Passive handler can't prevent default event.", range);
}
// normalize click.right and click.middle since they don't actually fire
// this is technically browser-specific, but at least for now browsers are
// the only target envs that have right/middle clicks.
if (modifiers.right) {
if (dynamic) {
name = "(" + name + ")==='click'?'contextmenu':(" + name + ")";
}
else if (name === 'click') {
name = 'contextmenu';
delete modifiers.right;
}
}
else if (modifiers.middle) {
if (dynamic) {
name = "(" + name + ")==='click'?'mouseup':(" + name + ")";
}
else if (name === 'click') {
name = 'mouseup';
}
}
// check capture modifier
if (modifiers.capture) {
delete modifiers.capture;
name = prependModifierMarker('!', name, dynamic);
}
if (modifiers.once) {
delete modifiers.once;
name = prependModifierMarker('~', name, dynamic);
}
/* istanbul ignore if */
if (modifiers.passive) {
delete modifiers.passive;
name = prependModifierMarker('&', name, dynamic);
}
var events;
if (modifiers.native) {
delete modifiers.native;
events = el.nativeEvents || (el.nativeEvents = {});
}
else {
events = el.events || (el.events = {});
}
var newHandler = rangeSetItem({ value: value.trim(), dynamic: dynamic }, range);
if (modifiers !== emptyObject) {
newHandler.modifiers = modifiers;
}
var handlers = events[name];
/* istanbul ignore if */
if (Array.isArray(handlers)) {
important ? handlers.unshift(newHandler) : handlers.push(newHandler);
}
else if (handlers) {
events[name] = important ? [newHandler, handlers] : [handlers, newHandler];
}
else {
events[name] = newHandler;
}
el.plain = false;
}
function getRawBindingAttr(el, name) {
return (el.rawAttrsMap[':' + name] ||
el.rawAttrsMap['v-bind:' + name] ||
el.rawAttrsMap[name]);
}
function getBindingAttr(el, name, getStatic) {
var dynamicValue = getAndRemoveAttr(el, ':' + name) || getAndRemoveAttr(el, 'v-bind:' + name);
if (dynamicValue != null) {
return parseFilters(dynamicValue);
}
else if (getStatic !== false) {
var staticValue = getAndRemoveAttr(el, name);
if (staticValue != null) {
return JSON.stringify(staticValue);
}
}
}
// note: this only removes the attr from the Array (attrsList) so that it
// doesn't get processed by processAttrs.
// By default it does NOT remove it from the map (attrsMap) because the map is
// needed during codegen.
function getAndRemoveAttr(el, name, removeFromMap) {
var val;
if ((val = el.attrsMap[name]) != null) {
var list = el.attrsList;
for (var i = 0, l = list.length; i < l; i++) {
if (list[i].name === name) {
list.splice(i, 1);
break;
}
}
}
if (removeFromMap) {
delete el.attrsMap[name];
}
return val;
}
function getAndRemoveAttrByRegex(el, name) {
var list = el.attrsList;
for (var i = 0, l = list.length; i < l; i++) {
var attr = list[i];
if (name.test(attr.name)) {
list.splice(i, 1);
return attr;
}
}
}
function rangeSetItem(item, range) {
if (range) {
if (range.start != null) {
item.start = range.start;
}
if (range.end != null) {
item.end = range.end;
}
}
return item;
}
function transformNode$1(el, options) {
var warn = options.warn || baseWarn;
var staticClass = getAndRemoveAttr(el, 'class');
if (staticClass) {
var res = parseText(staticClass, options.delimiters);
if (res) {
warn("class=\"" + staticClass + "\": " +
'Interpolation inside attributes has been removed. ' +
'Use v-bind or the colon shorthand instead. For example, ' +
'instead of <div class="{{ val }}">, use <div :class="val">.', el.rawAttrsMap['class']);
}
}
if (staticClass) {
el.staticClass = JSON.stringify(staticClass);
}
var classBinding = getBindingAttr(el, 'class', false /* getStatic */);
if (classBinding) {
el.classBinding = classBinding;
}
}
function genData$2(el) {
var data = '';
if (el.staticClass) {
data += "staticClass:" + el.staticClass + ",";
}
if (el.classBinding) {
data += "class:" + el.classBinding + ",";
}
return data;
}
var klass = {
staticKeys: ['staticClass'],
transformNode: transformNode$1,
genData: genData$2,
};
function transformNode(el, options) {
var warn = options.warn || baseWarn;
var staticStyle = getAndRemoveAttr(el, 'style');
if (staticStyle) {
/* istanbul ignore if */
{
var res = parseText(staticStyle, options.delimiters);
if (res) {
warn("style=\"" + staticStyle + "\": " +
'Interpolation inside attributes has been removed. ' +
'Use v-bind or the colon shorthand instead. For example, ' +
'instead of <div style="{{ val }}">, use <div :style="val">.', el.rawAttrsMap['style']);
}
}
el.staticStyle = JSON.stringify(parseStyleText(staticStyle));
}
var styleBinding = getBindingAttr(el, 'style', false /* getStatic */);
if (styleBinding) {
el.styleBinding = styleBinding;
}
}
function genData$1(el) {
var data = '';
if (el.staticStyle) {
data += "staticStyle:" + el.staticStyle + ",";
}
if (el.styleBinding) {
data += "style:(" + el.styleBinding + "),";
}
return data;
}
var style = {
staticKeys: ['staticStyle'],
transformNode: transformNode,
genData: genData$1,
};
/**
* Not type-checking this file because it's mostly vendor code.
*/
// Regular Expressions for parsing tags and attributes
var attribute = /^\s*([^\s"'<>\/=]+)(?:\s*(=)\s*(?:"([^"]*)"+|'([^']*)'+|([^\s"'=<>`]+)))?/;
var dynamicArgAttribute = /^\s*((?:v-[\w-]+:|@|:|#)\[[^=]+?\][^\s"'<>\/=]*)(?:\s*(=)\s*(?:"([^"]*)"+|'([^']*)'+|([^\s"'=<>`]+)))?/;
var ncname = "[a-zA-Z_][\\-\\.0-9_a-zA-Z" + unicodeRegExp.source + "]*";
var qnameCapture = "((?:" + ncname + "\\:)?" + ncname + ")";
var startTagOpen = new RegExp("^<" + qnameCapture);
var startTagClose = /^\s*(\/?)>/;
var endTag = new RegExp("^<\\/" + qnameCapture + "[^>]*>");
var doctype = /^<!DOCTYPE [^>]+>/i;
// #7298: escape - to avoid being passed as HTML comment when inlined in page
var comment = /^<!\--/;
var conditionalComment = /^<!\[/;
// Special Elements (can contain anything)
var isPlainTextElement = makeMap('script,style,textarea', true);
var reCache = {};
var decodingMap = {
'&lt;': '<',
'&gt;': '>',
'&quot;': '"',
'&amp;': '&',
'&#10;': '\n',
'&#9;': '\t',
'&#39;': "'",
};
var encodedAttr = /&(?:lt|gt|quot|amp|#39);/g;
var encodedAttrWithNewLines = /&(?:lt|gt|quot|amp|#39|#10|#9);/g;
// #5992
var isIgnoreNewlineTag = makeMap('pre,textarea', true);
var shouldIgnoreFirstNewline = function (tag, html) {
return tag && isIgnoreNewlineTag(tag) && html[0] === '\n';
};
function decodeAttr(value, shouldDecodeNewlines) {
var re = shouldDecodeNewlines ? encodedAttrWithNewLines : encodedAttr;
return value.replace(re, function (match) { return decodingMap[match]; });
}
function parseHTML(html, options) {
var stack = [];
var expectHTML = options.expectHTML;
var isUnaryTag = options.isUnaryTag || no;
var canBeLeftOpenTag = options.canBeLeftOpenTag || no;
var index = 0;
var last, lastTag;
var _loop_1 = function () {
last = html;
// Make sure we're not in a plaintext content element like script/style
if (!lastTag || !isPlainTextElement(lastTag)) {
var textEnd = html.indexOf('<');
if (textEnd === 0) {
// Comment:
if (comment.test(html)) {
var commentEnd = html.indexOf('-->');
if (commentEnd >= 0) {
if (options.shouldKeepComment) {
options.comment(html.substring(4, commentEnd), index, index + commentEnd + 3);
}
advance(commentEnd + 3);
return "continue";
}
}
// http://en.wikipedia.org/wiki/Conditional_comment#Downlevel-revealed_conditional_comment
if (conditionalComment.test(html)) {
var conditionalEnd = html.indexOf(']>');
if (conditionalEnd >= 0) {
advance(conditionalEnd + 2);
return "continue";
}
}
// Doctype:
var doctypeMatch = html.match(doctype);
if (doctypeMatch) {
advance(doctypeMatch[0].length);
return "continue";
}
// End tag:
var endTagMatch = html.match(endTag);
if (endTagMatch) {
var curIndex = index;
advance(endTagMatch[0].length);
parseEndTag(endTagMatch[1], curIndex, index);
return "continue";
}
// Start tag:
var startTagMatch = parseStartTag();
if (startTagMatch) {
handleStartTag(startTagMatch);
if (shouldIgnoreFirstNewline(startTagMatch.tagName, html)) {
advance(1);
}
return "continue";
}
}
var text = void 0, rest = void 0, next = void 0;
if (textEnd >= 0) {
rest = html.slice(textEnd);
while (!endTag.test(rest) &&
!startTagOpen.test(rest) &&
!comment.test(rest) &&
!conditionalComment.test(rest)) {
// < in plain text, be forgiving and treat it as text
next = rest.indexOf('<', 1);
if (next < 0)
{ break; }
textEnd += next;
rest = html.slice(textEnd);
}
text = html.substring(0, textEnd);
}
if (textEnd < 0) {
text = html;
}
if (text) {
advance(text.length);
}
if (options.chars && text) {
options.chars(text, index - text.length, index);
}
}
else {
var endTagLength_1 = 0;
var stackedTag_1 = lastTag.toLowerCase();
var reStackedTag = reCache[stackedTag_1] ||
(reCache[stackedTag_1] = new RegExp('([\\s\\S]*?)(</' + stackedTag_1 + '[^>]*>)', 'i'));
var rest = html.replace(reStackedTag, function (all, text, endTag) {
endTagLength_1 = endTag.length;
if (!isPlainTextElement(stackedTag_1) && stackedTag_1 !== 'noscript') {
text = text
.replace(/<!\--([\s\S]*?)-->/g, '$1') // #7298
.replace(/<!\[CDATA\[([\s\S]*?)]]>/g, '$1');
}
if (shouldIgnoreFirstNewline(stackedTag_1, text)) {
text = text.slice(1);
}
if (options.chars) {
options.chars(text);
}
return '';
});
index += html.length - rest.length;
html = rest;
parseEndTag(stackedTag_1, index - endTagLength_1, index);
}
if (html === last) {
options.chars && options.chars(html);
if (!stack.length &&
options.warn) {
options.warn("Mal-formatted tag at end of template: \"" + html + "\"", {
start: index + html.length,
});
}
return "break";
}
};
while (html) {
var state_1 = _loop_1();
if (state_1 === "break")
{ break; }
}
// Clean up any remaining tags
parseEndTag();
function advance(n) {
index += n;
html = html.substring(n);
}
function parseStartTag() {
var start = html.match(startTagOpen);
if (start) {
var match = {
tagName: start[1],
attrs: [],
start: index,
};
advance(start[0].length);
var end = void 0, attr = void 0;
while (!(end = html.match(startTagClose)) &&
(attr = html.match(dynamicArgAttribute) || html.match(attribute))) {
attr.start = index;
advance(attr[0].length);
attr.end = index;
match.attrs.push(attr);
}
if (end) {
match.unarySlash = end[1];
advance(end[0].length);
match.end = index;
return match;
}
}
}
function handleStartTag(match) {
var tagName = match.tagName;
var unarySlash = match.unarySlash;
if (expectHTML) {
if (lastTag === 'p' && isNonPhrasingTag(tagName)) {
parseEndTag(lastTag);
}
if (canBeLeftOpenTag(tagName) && lastTag === tagName) {
parseEndTag(tagName);
}
}
var unary = isUnaryTag(tagName) || !!unarySlash;
var l = match.attrs.length;
var attrs = new Array(l);
for (var i = 0; i < l; i++) {
var args = match.attrs[i];
var value = args[3] || args[4] || args[5] || '';
var shouldDecodeNewlines = tagName === 'a' && args[1] === 'href'
? options.shouldDecodeNewlinesForHref
: options.shouldDecodeNewlines;
attrs[i] = {
name: args[1],
value: decodeAttr(value, shouldDecodeNewlines),
};
if (options.outputSourceRange) {
attrs[i].start = args.start + args[0].match(/^\s*/).length;
attrs[i].end = args.end;
}
}
if (!unary) {
stack.push({
tag: tagName,
lowerCasedTag: tagName.toLowerCase(),
attrs: attrs,
start: match.start,
end: match.end,
});
lastTag = tagName;
}
if (options.start) {
options.start(tagName, attrs, unary, match.start, match.end);
}
}
function parseEndTag(tagName, start, end) {
var pos, lowerCasedTagName;
if (start == null)
{ start = index; }
if (end == null)
{ end = index; }
// Find the closest opened tag of the same type
if (tagName) {
lowerCasedTagName = tagName.toLowerCase();
for (pos = stack.length - 1; pos >= 0; pos--) {
if (stack[pos].lowerCasedTag === lowerCasedTagName) {
break;
}
}
}
else {
// If no tag name is provided, clean shop
pos = 0;
}
if (pos >= 0) {
// Close all the open elements, up the stack
for (var i = stack.length - 1; i >= pos; i--) {
if ((i > pos || !tagName) &&
options.warn) {
options.warn("tag <" + stack[i].tag + "> has no matching end tag.", {
start: stack[i].start,
end: stack[i].end,
});
}
if (options.end) {
options.end(stack[i].tag, start, end);
}
}
// Remove the open elements from the stack
stack.length = pos;
lastTag = pos && stack[pos - 1].tag;
}
else if (lowerCasedTagName === 'br') {
if (options.start) {
options.start(tagName, [], true, start, end);
}
}
else if (lowerCasedTagName === 'p') {
if (options.start) {
options.start(tagName, [], false, start, end);
}
if (options.end) {
options.end(tagName, start, end);
}
}
}
}
/**
* Cross-platform code generation for component v-model
*/
function genComponentModel(el, value, modifiers) {
var _a = modifiers || {}, number = _a.number, trim = _a.trim;
var baseValueExpression = '$$v';
var valueExpression = baseValueExpression;
if (trim) {
valueExpression =
"(typeof " + baseValueExpression + " === 'string'" +
("? " + baseValueExpression + ".trim()") +
(": " + baseValueExpression + ")");
}
if (number) {
valueExpression = "_n(" + valueExpression + ")";
}
var assignment = genAssignmentCode(value, valueExpression);
el.model = {
value: "(" + value + ")",
expression: JSON.stringify(value),
callback: "function (" + baseValueExpression + ") {" + assignment + "}",
};
}
/**
* Cross-platform codegen helper for generating v-model value assignment code.
*/
function genAssignmentCode(value, assignment) {
var res = parseModel(value);
if (res.key === null) {
return value + "=" + assignment;
}
else {
return "$set(" + res.exp + ", " + res.key + ", " + assignment + ")";
}
}
/**
* Parse a v-model expression into a base path and a final key segment.
* Handles both dot-path and possible square brackets.
*
* Possible cases:
*
* - test
* - test[key]
* - test[test1[key]]
* - test["a"][key]
* - xxx.test[a[a].test1[key]]
* - test.xxx.a["asa"][test1[key]]
*
*/
var len, str, chr, index, expressionPos, expressionEndPos;
function parseModel(val) {
// Fix https://github.com/vuejs/vue/pull/7730
// allow v-model="obj.val " (trailing whitespace)
val = val.trim();
len = val.length;
if (val.indexOf('[') < 0 || val.lastIndexOf(']') < len - 1) {
index = val.lastIndexOf('.');
if (index > -1) {
return {
exp: val.slice(0, index),
key: '"' + val.slice(index + 1) + '"',
};
}
else {
return {
exp: val,
key: null,
};
}
}
str = val;
index = expressionPos = expressionEndPos = 0;
while (!eof()) {
chr = next();
/* istanbul ignore if */
if (isStringStart(chr)) {
parseString(chr);
}
else if (chr === 0x5b) {
parseBracket(chr);
}
}
return {
exp: val.slice(0, expressionPos),
key: val.slice(expressionPos + 1, expressionEndPos),
};
}
function next() {
return str.charCodeAt(++index);
}
function eof() {
return index >= len;
}
function isStringStart(chr) {
return chr === 0x22 || chr === 0x27;
}
function parseBracket(chr) {
var inBracket = 1;
expressionPos = index;
while (!eof()) {
chr = next();
if (isStringStart(chr)) {
parseString(chr);
continue;
}
if (chr === 0x5b)
{ inBracket++; }
if (chr === 0x5d)
{ inBracket--; }
if (inBracket === 0) {
expressionEndPos = index;
break;
}
}
}
function parseString(chr) {
var stringQuote = chr;
while (!eof()) {
chr = next();
if (chr === stringQuote) {
break;
}
}
}
var he = require('he');
var onRE = /^@|^v-on:/;
var dirRE = /^v-|^@|^:|^#/;
var forAliasRE = /([\s\S]*?)\s+(?:in|of)\s+([\s\S]*)/;
var forIteratorRE = /,([^,\}\]]*)(?:,([^,\}\]]*))?$/;
var stripParensRE = /^\(|\)$/g;
var dynamicArgRE = /^\[.*\]$/;
var argRE = /:(.*)$/;
var bindRE = /^:|^\.|^v-bind:/;
var modifierRE = /\.[^.\]]+(?=[^\]]*$)/g;
var slotRE = /^v-slot(:|$)|^#/;
var lineBreakRE = /[\r\n]/;
var whitespaceRE = /[ \f\t\r\n]+/g;
var invalidAttributeRE = /[\s"'<>\/=]/;
var decodeHTMLCached = cached(he.decode);
var emptySlotScopeToken = "_empty_";
// configurable state
var warn$1;
var delimiters;
var transforms;
var preTransforms;
var postTransforms;
var platformIsPreTag;
var platformMustUseProp;
var platformGetTagNamespace;
var maybeComponent;
function createASTElement(tag, attrs, parent) {
return {
type: 1,
tag: tag,
attrsList: attrs,
attrsMap: makeAttrsMap(attrs),
rawAttrsMap: {},
parent: parent,
children: [],
};
}
/**
* Convert HTML string to AST.
*/
function parse(template, options) {
warn$1 = options.warn || baseWarn;
platformIsPreTag = options.isPreTag || no;
platformMustUseProp = options.mustUseProp || no;
platformGetTagNamespace = options.getTagNamespace || no;
var isReservedTag = options.isReservedTag || no;
maybeComponent = function (el) { return !!el.component || !isReservedTag(el.tag); };
transforms = pluckModuleFunction(options.modules, 'transformNode');
preTransforms = pluckModuleFunction(options.modules, 'preTransformNode');
postTransforms = pluckModuleFunction(options.modules, 'postTransformNode');
delimiters = options.delimiters;
var stack = [];
var preserveWhitespace = options.preserveWhitespace !== false;
var whitespaceOption = options.whitespace;
var root;
var currentParent;
var inVPre = false;
var inPre = false;
var warned = false;
function warnOnce(msg, range) {
if (!warned) {
warned = true;
warn$1(msg, range);
}
}
function closeElement(element) {
trimEndingWhitespace(element);
if (!inVPre && !element.processed) {
element = processElement(element, options);
}
// tree management
if (!stack.length && element !== root) {
// allow root elements with v-if, v-else-if and v-else
if (root.if && (element.elseif || element.else)) {
{
checkRootConstraints(element);
}
addIfCondition(root, {
exp: element.elseif,
block: element,
});
}
else {
warnOnce("Component template should contain exactly one root element. " +
"If you are using v-if on multiple elements, " +
"use v-else-if to chain them instead.", { start: element.start });
}
}
if (currentParent && !element.forbidden) {
if (element.elseif || element.else) {
processIfConditions(element, currentParent);
}
else {
if (element.slotScope) {
// scoped slot
// keep it in the children list so that v-else(-if) conditions can
// find it as the prev node.
var name_1 = element.slotTarget || '"default"';
(currentParent.scopedSlots || (currentParent.scopedSlots = {}))[name_1] = element;
}
currentParent.children.push(element);
element.parent = currentParent;
}
}
// final children cleanup
// filter out scoped slots
element.children = element.children.filter(function (c) { return !c.slotScope; });
// remove trailing whitespace node again
trimEndingWhitespace(element);
// check pre state
if (element.pre) {
inVPre = false;
}
if (platformIsPreTag(element.tag)) {
inPre = false;
}
// apply post-transforms
for (var i = 0; i < postTransforms.length; i++) {
postTransforms[i](element, options);
}
}
function trimEndingWhitespace(el) {
// remove trailing whitespace node
if (!inPre) {
var lastNode = void 0;
while ((lastNode = el.children[el.children.length - 1]) &&
lastNode.type === 3 &&
lastNode.text === ' ') {
el.children.pop();
}
}
}
function checkRootConstraints(el) {
if (el.tag === 'slot' || el.tag === 'template') {
warnOnce("Cannot use <" + el.tag + "> as component root element because it may " +
'contain multiple nodes.', { start: el.start });
}
if (el.attrsMap.hasOwnProperty('v-for')) {
warnOnce('Cannot use v-for on stateful component root element because ' +
'it renders multiple elements.', el.rawAttrsMap['v-for']);
}
}
parseHTML(template, {
warn: warn$1,
expectHTML: options.expectHTML,
isUnaryTag: options.isUnaryTag,
canBeLeftOpenTag: options.canBeLeftOpenTag,
shouldDecodeNewlines: options.shouldDecodeNewlines,
shouldDecodeNewlinesForHref: options.shouldDecodeNewlinesForHref,
shouldKeepComment: options.comments,
outputSourceRange: options.outputSourceRange,
start: function (tag, attrs, unary, start, end) {
// check namespace.
// inherit parent ns if there is one
var ns = (currentParent && currentParent.ns) || platformGetTagNamespace(tag);
// handle IE svg bug
/* istanbul ignore if */
if (isIE && ns === 'svg') {
attrs = guardIESVGBug(attrs);
}
var element = createASTElement(tag, attrs, currentParent);
if (ns) {
element.ns = ns;
}
{
if (options.outputSourceRange) {
element.start = start;
element.end = end;
element.rawAttrsMap = element.attrsList.reduce(function (cumulated, attr) {
cumulated[attr.name] = attr;
return cumulated;
}, {});
}
attrs.forEach(function (attr) {
if (invalidAttributeRE.test(attr.name)) {
warn$1("Invalid dynamic argument expression: attribute names cannot contain " +
"spaces, quotes, <, >, / or =.", {
start: attr.start + attr.name.indexOf("["),
end: attr.start + attr.name.length,
});
}
});
}
if (isForbiddenTag(element) && !isServerRendering()) {
element.forbidden = true;
warn$1('Templates should only be responsible for mapping the state to the ' +
'UI. Avoid placing tags with side-effects in your templates, such as ' +
("<" + tag + ">") +
', as they will not be parsed.', { start: element.start });
}
// apply pre-transforms
for (var i = 0; i < preTransforms.length; i++) {
element = preTransforms[i](element, options) || element;
}
if (!inVPre) {
processPre(element);
if (element.pre) {
inVPre = true;
}
}
if (platformIsPreTag(element.tag)) {
inPre = true;
}
if (inVPre) {
processRawAttrs(element);
}
else if (!element.processed) {
// structural directives
processFor(element);
processIf(element);
processOnce(element);
}
if (!root) {
root = element;
{
checkRootConstraints(root);
}
}
if (!unary) {
currentParent = element;
stack.push(element);
}
else {
closeElement(element);
}
},
end: function (tag, start, end) {
var element = stack[stack.length - 1];
// pop stack
stack.length -= 1;
currentParent = stack[stack.length - 1];
if (options.outputSourceRange) {
element.end = end;
}
closeElement(element);
},
chars: function (text, start, end) {
if (!currentParent) {
{
if (text === template) {
warnOnce('Component template requires a root element, rather than just text.', { start: start });
}
else if ((text = text.trim())) {
warnOnce("text \"" + text + "\" outside root element will be ignored.", {
start: start,
});
}
}
return;
}
// IE textarea placeholder bug
/* istanbul ignore if */
if (isIE &&
currentParent.tag === 'textarea' &&
currentParent.attrsMap.placeholder === text) {
return;
}
var children = currentParent.children;
if (inPre || text.trim()) {
text = isTextTag(currentParent) ? text : decodeHTMLCached(text);
}
else if (!children.length) {
// remove the whitespace-only node right after an opening tag
text = '';
}
else if (whitespaceOption) {
if (whitespaceOption === 'condense') {
// in condense mode, remove the whitespace node if it contains
// line break, otherwise condense to a single space
text = lineBreakRE.test(text) ? '' : ' ';
}
else {
text = ' ';
}
}
else {
text = preserveWhitespace ? ' ' : '';
}
if (text) {
if (!inPre && whitespaceOption === 'condense') {
// condense consecutive whitespaces into single space
text = text.replace(whitespaceRE, ' ');
}
var res = void 0;
var child = void 0;
if (!inVPre && text !== ' ' && (res = parseText(text, delimiters))) {
child = {
type: 2,
expression: res.expression,
tokens: res.tokens,
text: text,
};
}
else if (text !== ' ' ||
!children.length ||
children[children.length - 1].text !== ' ') {
child = {
type: 3,
text: text,
};
}
if (child) {
if (options.outputSourceRange) {
child.start = start;
child.end = end;
}
children.push(child);
}
}
},
comment: function (text, start, end) {
// adding anything as a sibling to the root node is forbidden
// comments should still be allowed, but ignored
if (currentParent) {
var child = {
type: 3,
text: text,
isComment: true,
};
if (options.outputSourceRange) {
child.start = start;
child.end = end;
}
currentParent.children.push(child);
}
},
});
return root;
}
function processPre(el) {
if (getAndRemoveAttr(el, 'v-pre') != null) {
el.pre = true;
}
}
function processRawAttrs(el) {
var list = el.attrsList;
var len = list.length;
if (len) {
var attrs = (el.attrs = new Array(len));
for (var i = 0; i < len; i++) {
attrs[i] = {
name: list[i].name,
value: JSON.stringify(list[i].value),
};
if (list[i].start != null) {
attrs[i].start = list[i].start;
attrs[i].end = list[i].end;
}
}
}
else if (!el.pre) {
// non root node in pre blocks with no attributes
el.plain = true;
}
}
function processElement(element, options) {
processKey(element);
// determine whether this is a plain element after
// removing structural attributes
element.plain =
!element.key && !element.scopedSlots && !element.attrsList.length;
processRef(element);
processSlotContent(element);
processSlotOutlet(element);
processComponent(element);
for (var i = 0; i < transforms.length; i++) {
element = transforms[i](element, options) || element;
}
processAttrs(element);
return element;
}
function processKey(el) {
var exp = getBindingAttr(el, 'key');
if (exp) {
{
if (el.tag === 'template') {
warn$1("<template> cannot be keyed. Place the key on real elements instead.", getRawBindingAttr(el, 'key'));
}
if (el.for) {
var iterator = el.iterator2 || el.iterator1;
var parent_1 = el.parent;
if (iterator &&
iterator === exp &&
parent_1 &&
parent_1.tag === 'transition-group') {
warn$1("Do not use v-for index as key on <transition-group> children, " +
"this is the same as not using keys.", getRawBindingAttr(el, 'key'), true /* tip */);
}
}
}
el.key = exp;
}
}
function processRef(el) {
var ref = getBindingAttr(el, 'ref');
if (ref) {
el.ref = ref;
el.refInFor = checkInFor(el);
}
}
function processFor(el) {
var exp;
if ((exp = getAndRemoveAttr(el, 'v-for'))) {
var res = parseFor(exp);
if (res) {
extend(el, res);
}
else {
warn$1("Invalid v-for expression: " + exp, el.rawAttrsMap['v-for']);
}
}
}
function parseFor(exp) {
var inMatch = exp.match(forAliasRE);
if (!inMatch)
{ return; }
var res = {};
res.for = inMatch[2].trim();
var alias = inMatch[1].trim().replace(stripParensRE, '');
var iteratorMatch = alias.match(forIteratorRE);
if (iteratorMatch) {
res.alias = alias.replace(forIteratorRE, '').trim();
res.iterator1 = iteratorMatch[1].trim();
if (iteratorMatch[2]) {
res.iterator2 = iteratorMatch[2].trim();
}
}
else {
res.alias = alias;
}
return res;
}
function processIf(el) {
var exp = getAndRemoveAttr(el, 'v-if');
if (exp) {
el.if = exp;
addIfCondition(el, {
exp: exp,
block: el,
});
}
else {
if (getAndRemoveAttr(el, 'v-else') != null) {
el.else = true;
}
var elseif = getAndRemoveAttr(el, 'v-else-if');
if (elseif) {
el.elseif = elseif;
}
}
}
function processIfConditions(el, parent) {
var prev = findPrevElement(parent.children);
if (prev && prev.if) {
addIfCondition(prev, {
exp: el.elseif,
block: el,
});
}
else {
warn$1("v-" + (el.elseif ? 'else-if="' + el.elseif + '"' : 'else') + " " +
("used on element <" + el.tag + "> without corresponding v-if."), el.rawAttrsMap[el.elseif ? 'v-else-if' : 'v-else']);
}
}
function findPrevElement(children) {
var i = children.length;
while (i--) {
if (children[i].type === 1) {
return children[i];
}
else {
if (children[i].text !== ' ') {
warn$1("text \"" + children[i].text.trim() + "\" between v-if and v-else(-if) " +
"will be ignored.", children[i]);
}
children.pop();
}
}
}
function addIfCondition(el, condition) {
if (!el.ifConditions) {
el.ifConditions = [];
}
el.ifConditions.push(condition);
}
function processOnce(el) {
var once = getAndRemoveAttr(el, 'v-once');
if (once != null) {
el.once = true;
}
}
// handle content being passed to a component as slot,
// e.g. <template slot="xxx">, <div slot-scope="xxx">
function processSlotContent(el) {
var slotScope;
if (el.tag === 'template') {
slotScope = getAndRemoveAttr(el, 'scope');
/* istanbul ignore if */
if (slotScope) {
warn$1("the \"scope\" attribute for scoped slots have been deprecated and " +
"replaced by \"slot-scope\" since 2.5. The new \"slot-scope\" attribute " +
"can also be used on plain elements in addition to <template> to " +
"denote scoped slots.", el.rawAttrsMap['scope'], true);
}
el.slotScope = slotScope || getAndRemoveAttr(el, 'slot-scope');
}
else if ((slotScope = getAndRemoveAttr(el, 'slot-scope'))) {
/* istanbul ignore if */
if (el.attrsMap['v-for']) {
warn$1("Ambiguous combined usage of slot-scope and v-for on <" + el.tag + "> " +
"(v-for takes higher priority). Use a wrapper <template> for the " +
"scoped slot to make it clearer.", el.rawAttrsMap['slot-scope'], true);
}
el.slotScope = slotScope;
}
// slot="xxx"
var slotTarget = getBindingAttr(el, 'slot');
if (slotTarget) {
el.slotTarget = slotTarget === '""' ? '"default"' : slotTarget;
el.slotTargetDynamic = !!(el.attrsMap[':slot'] || el.attrsMap['v-bind:slot']);
// preserve slot as an attribute for native shadow DOM compat
// only for non-scoped slots.
if (el.tag !== 'template' && !el.slotScope) {
addAttr(el, 'slot', slotTarget, getRawBindingAttr(el, 'slot'));
}
}
// 2.6 v-slot syntax
{
if (el.tag === 'template') {
// v-slot on <template>
var slotBinding = getAndRemoveAttrByRegex(el, slotRE);
if (slotBinding) {
{
if (el.slotTarget || el.slotScope) {
warn$1("Unexpected mixed usage of different slot syntaxes.", el);
}
if (el.parent && !maybeComponent(el.parent)) {
warn$1("<template v-slot> can only appear at the root level inside " +
"the receiving component", el);
}
}
var _a = getSlotName(slotBinding), name_2 = _a.name, dynamic = _a.dynamic;
el.slotTarget = name_2;
el.slotTargetDynamic = dynamic;
el.slotScope = slotBinding.value || emptySlotScopeToken; // force it into a scoped slot for perf
}
}
else {
// v-slot on component, denotes default slot
var slotBinding = getAndRemoveAttrByRegex(el, slotRE);
if (slotBinding) {
{
if (!maybeComponent(el)) {
warn$1("v-slot can only be used on components or <template>.", slotBinding);
}
if (el.slotScope || el.slotTarget) {
warn$1("Unexpected mixed usage of different slot syntaxes.", el);
}
if (el.scopedSlots) {
warn$1("To avoid scope ambiguity, the default slot should also use " +
"<template> syntax when there are other named slots.", slotBinding);
}
}
// add the component's children to its default slot
var slots = el.scopedSlots || (el.scopedSlots = {});
var _b = getSlotName(slotBinding), name_3 = _b.name, dynamic = _b.dynamic;
var slotContainer_1 = (slots[name_3] = createASTElement('template', [], el));
slotContainer_1.slotTarget = name_3;
slotContainer_1.slotTargetDynamic = dynamic;
slotContainer_1.children = el.children.filter(function (c) {
if (!c.slotScope) {
c.parent = slotContainer_1;
return true;
}
});
slotContainer_1.slotScope = slotBinding.value || emptySlotScopeToken;
// remove children as they are returned from scopedSlots now
el.children = [];
// mark el non-plain so data gets generated
el.plain = false;
}
}
}
}
function getSlotName(binding) {
var name = binding.name.replace(slotRE, '');
if (!name) {
if (binding.name[0] !== '#') {
name = 'default';
}
else {
warn$1("v-slot shorthand syntax requires a slot name.", binding);
}
}
return dynamicArgRE.test(name)
? // dynamic [name]
{ name: name.slice(1, -1), dynamic: true }
: // static name
{ name: "\"" + name + "\"", dynamic: false };
}
// handle <slot/> outlets
function processSlotOutlet(el) {
if (el.tag === 'slot') {
el.slotName = getBindingAttr(el, 'name');
if (el.key) {
warn$1("`key` does not work on <slot> because slots are abstract outlets " +
"and can possibly expand into multiple elements. " +
"Use the key on a wrapping element instead.", getRawBindingAttr(el, 'key'));
}
}
}
function processComponent(el) {
var binding;
if ((binding = getBindingAttr(el, 'is'))) {
el.component = binding;
}
if (getAndRemoveAttr(el, 'inline-template') != null) {
el.inlineTemplate = true;
}
}
function processAttrs(el) {
var list = el.attrsList;
var i, l, name, rawName, value, modifiers, syncGen, isDynamic;
for (i = 0, l = list.length; i < l; i++) {
name = rawName = list[i].name;
value = list[i].value;
if (dirRE.test(name)) {
// mark element as dynamic
el.hasBindings = true;
// modifiers
modifiers = parseModifiers(name.replace(dirRE, ''));
// support .foo shorthand syntax for the .prop modifier
if (modifiers) {
name = name.replace(modifierRE, '');
}
if (bindRE.test(name)) {
// v-bind
name = name.replace(bindRE, '');
value = parseFilters(value);
isDynamic = dynamicArgRE.test(name);
if (isDynamic) {
name = name.slice(1, -1);
}
if (value.trim().length === 0) {
warn$1("The value for a v-bind expression cannot be empty. Found in \"v-bind:" + name + "\"");
}
if (modifiers) {
if (modifiers.prop && !isDynamic) {
name = camelize(name);
if (name === 'innerHtml')
{ name = 'innerHTML'; }
}
if (modifiers.camel && !isDynamic) {
name = camelize(name);
}
if (modifiers.sync) {
syncGen = genAssignmentCode(value, "$event");
if (!isDynamic) {
addHandler(el, "update:" + camelize(name), syncGen, null, false, warn$1, list[i]);
if (hyphenate(name) !== camelize(name)) {
addHandler(el, "update:" + hyphenate(name), syncGen, null, false, warn$1, list[i]);
}
}
else {
// handler w/ dynamic event name
addHandler(el, "\"update:\"+(" + name + ")", syncGen, null, false, warn$1, list[i], true // dynamic
);
}
}
}
if ((modifiers && modifiers.prop) ||
(!el.component && platformMustUseProp(el.tag, el.attrsMap.type, name))) {
addProp(el, name, value, list[i], isDynamic);
}
else {
addAttr(el, name, value, list[i], isDynamic);
}
}
else if (onRE.test(name)) {
// v-on
name = name.replace(onRE, '');
isDynamic = dynamicArgRE.test(name);
if (isDynamic) {
name = name.slice(1, -1);
}
addHandler(el, name, value, modifiers, false, warn$1, list[i], isDynamic);
}
else {
// normal directives
name = name.replace(dirRE, '');
// parse arg
var argMatch = name.match(argRE);
var arg = argMatch && argMatch[1];
isDynamic = false;
if (arg) {
name = name.slice(0, -(arg.length + 1));
if (dynamicArgRE.test(arg)) {
arg = arg.slice(1, -1);
isDynamic = true;
}
}
addDirective(el, name, rawName, value, arg, isDynamic, modifiers, list[i]);
if (name === 'model') {
checkForAliasModel(el, value);
}
}
}
else {
// literal attribute
{
var res = parseText(value, delimiters);
if (res) {
warn$1(name + "=\"" + value + "\": " +
'Interpolation inside attributes has been removed. ' +
'Use v-bind or the colon shorthand instead. For example, ' +
'instead of <div id="{{ val }}">, use <div :id="val">.', list[i]);
}
}
addAttr(el, name, JSON.stringify(value), list[i]);
// #6887 firefox doesn't update muted state if set via attribute
// even immediately after element creation
if (!el.component &&
name === 'muted' &&
platformMustUseProp(el.tag, el.attrsMap.type, name)) {
addProp(el, name, 'true', list[i]);
}
}
}
}
function checkInFor(el) {
var parent = el;
while (parent) {
if (parent.for !== undefined) {
return true;
}
parent = parent.parent;
}
return false;
}
function parseModifiers(name) {
var match = name.match(modifierRE);
if (match) {
var ret_1 = {};
match.forEach(function (m) {
ret_1[m.slice(1)] = true;
});
return ret_1;
}
}
function makeAttrsMap(attrs) {
var map = {};
for (var i = 0, l = attrs.length; i < l; i++) {
if (map[attrs[i].name] &&
!isIE &&
!isEdge) {
warn$1('duplicate attribute: ' + attrs[i].name, attrs[i]);
}
map[attrs[i].name] = attrs[i].value;
}
return map;
}
// for script (e.g. type="x/template") or style, do not decode content
function isTextTag(el) {
return el.tag === 'script' || el.tag === 'style';
}
function isForbiddenTag(el) {
return (el.tag === 'style' ||
(el.tag === 'script' &&
(!el.attrsMap.type || el.attrsMap.type === 'text/javascript')));
}
var ieNSBug = /^xmlns:NS\d+/;
var ieNSPrefix = /^NS\d+:/;
/* istanbul ignore next */
function guardIESVGBug(attrs) {
var res = [];
for (var i = 0; i < attrs.length; i++) {
var attr = attrs[i];
if (!ieNSBug.test(attr.name)) {
attr.name = attr.name.replace(ieNSPrefix, '');
res.push(attr);
}
}
return res;
}
function checkForAliasModel(el, value) {
var _el = el;
while (_el) {
if (_el.for && _el.alias === value) {
warn$1("<" + el.tag + " v-model=\"" + value + "\">: " +
"You are binding v-model directly to a v-for iteration alias. " +
"This will not be able to modify the v-for source array because " +
"writing to the alias is like modifying a function local variable. " +
"Consider using an array of objects and use v-model on an object property instead.", el.rawAttrsMap['v-model']);
}
_el = _el.parent;
}
}
/**
* Expand input[v-model] with dynamic type bindings into v-if-else chains
* Turn this:
* <input v-model="data[type]" :type="type">
* into this:
* <input v-if="type === 'checkbox'" type="checkbox" v-model="data[type]">
* <input v-else-if="type === 'radio'" type="radio" v-model="data[type]">
* <input v-else :type="type" v-model="data[type]">
*/
function preTransformNode(el, options) {
if (el.tag === 'input') {
var map = el.attrsMap;
if (!map['v-model']) {
return;
}
var typeBinding = void 0;
if (map[':type'] || map['v-bind:type']) {
typeBinding = getBindingAttr(el, 'type');
}
if (!map.type && !typeBinding && map['v-bind']) {
typeBinding = "(" + map['v-bind'] + ").type";
}
if (typeBinding) {
var ifCondition = getAndRemoveAttr(el, 'v-if', true);
var ifConditionExtra = ifCondition ? "&&(" + ifCondition + ")" : "";
var hasElse = getAndRemoveAttr(el, 'v-else', true) != null;
var elseIfCondition = getAndRemoveAttr(el, 'v-else-if', true);
// 1. checkbox
var branch0 = cloneASTElement(el);
// process for on the main node
processFor(branch0);
addRawAttr(branch0, 'type', 'checkbox');
processElement(branch0, options);
branch0.processed = true; // prevent it from double-processed
branch0.if = "(" + typeBinding + ")==='checkbox'" + ifConditionExtra;
addIfCondition(branch0, {
exp: branch0.if,
block: branch0,
});
// 2. add radio else-if condition
var branch1 = cloneASTElement(el);
getAndRemoveAttr(branch1, 'v-for', true);
addRawAttr(branch1, 'type', 'radio');
processElement(branch1, options);
addIfCondition(branch0, {
exp: "(" + typeBinding + ")==='radio'" + ifConditionExtra,
block: branch1,
});
// 3. other
var branch2 = cloneASTElement(el);
getAndRemoveAttr(branch2, 'v-for', true);
addRawAttr(branch2, ':type', typeBinding);
processElement(branch2, options);
addIfCondition(branch0, {
exp: ifCondition,
block: branch2,
});
if (hasElse) {
branch0.else = true;
}
else if (elseIfCondition) {
branch0.elseif = elseIfCondition;
}
return branch0;
}
}
}
function cloneASTElement(el) {
return createASTElement(el.tag, el.attrsList.slice(), el.parent);
}
var model$1 = {
preTransformNode: preTransformNode,
};
var modules = [klass, style, model$1];
var warn;
// in some cases, the event used has to be determined at runtime
// so we used some reserved tokens during compile.
var RANGE_TOKEN = '__r';
function model(el, dir, _warn) {
warn = _warn;
var value = dir.value;
var modifiers = dir.modifiers;
var tag = el.tag;
var type = el.attrsMap.type;
{
// inputs with type="file" are read only and setting the input's
// value will throw an error.
if (tag === 'input' && type === 'file') {
warn("<" + el.tag + " v-model=\"" + value + "\" type=\"file\">:\n" +
"File inputs are read only. Use a v-on:change listener instead.", el.rawAttrsMap['v-model']);
}
}
if (el.component) {
genComponentModel(el, value, modifiers);
// component v-model doesn't need extra runtime
return false;
}
else if (tag === 'select') {
genSelect(el, value, modifiers);
}
else if (tag === 'input' && type === 'checkbox') {
genCheckboxModel(el, value, modifiers);
}
else if (tag === 'input' && type === 'radio') {
genRadioModel(el, value, modifiers);
}
else if (tag === 'input' || tag === 'textarea') {
genDefaultModel(el, value, modifiers);
}
else {
genComponentModel(el, value, modifiers);
// component v-model doesn't need extra runtime
return false;
}
// ensure runtime directive metadata
return true;
}
function genCheckboxModel(el, value, modifiers) {
var number = modifiers && modifiers.number;
var valueBinding = getBindingAttr(el, 'value') || 'null';
var trueValueBinding = getBindingAttr(el, 'true-value') || 'true';
var falseValueBinding = getBindingAttr(el, 'false-value') || 'false';
addProp(el, 'checked', "Array.isArray(" + value + ")" +
("?_i(" + value + "," + valueBinding + ")>-1") +
(trueValueBinding === 'true'
? ":(" + value + ")"
: ":_q(" + value + "," + trueValueBinding + ")"));
addHandler(el, 'change', "var $$a=" + value + "," +
'$$el=$event.target,' +
("$$c=$$el.checked?(" + trueValueBinding + "):(" + falseValueBinding + ");") +
'if(Array.isArray($$a)){' +
("var $$v=" + (number ? '_n(' + valueBinding + ')' : valueBinding) + ",") +
'$$i=_i($$a,$$v);' +
("if($$el.checked){$$i<0&&(" + genAssignmentCode(value, '$$a.concat([$$v])') + ")}") +
("else{$$i>-1&&(" + genAssignmentCode(value, '$$a.slice(0,$$i).concat($$a.slice($$i+1))') + ")}") +
("}else{" + genAssignmentCode(value, '$$c') + "}"), null, true);
}
function genRadioModel(el, value, modifiers) {
var number = modifiers && modifiers.number;
var valueBinding = getBindingAttr(el, 'value') || 'null';
valueBinding = number ? "_n(" + valueBinding + ")" : valueBinding;
addProp(el, 'checked', "_q(" + value + "," + valueBinding + ")");
addHandler(el, 'change', genAssignmentCode(value, valueBinding), null, true);
}
function genSelect(el, value, modifiers) {
var number = modifiers && modifiers.number;
var selectedVal = "Array.prototype.filter" +
".call($event.target.options,function(o){return o.selected})" +
".map(function(o){var val = \"_value\" in o ? o._value : o.value;" +
("return " + (number ? '_n(val)' : 'val') + "})");
var assignment = '$event.target.multiple ? $$selectedVal : $$selectedVal[0]';
var code = "var $$selectedVal = " + selectedVal + ";";
code = code + " " + genAssignmentCode(value, assignment);
addHandler(el, 'change', code, null, true);
}
function genDefaultModel(el, value, modifiers) {
var type = el.attrsMap.type;
// warn if v-bind:value conflicts with v-model
// except for inputs with v-bind:type
{
var value_1 = el.attrsMap['v-bind:value'] || el.attrsMap[':value'];
var typeBinding = el.attrsMap['v-bind:type'] || el.attrsMap[':type'];
if (value_1 && !typeBinding) {
var binding = el.attrsMap['v-bind:value'] ? 'v-bind:value' : ':value';
warn(binding + "=\"" + value_1 + "\" conflicts with v-model on the same element " +
'because the latter already expands to a value binding internally', el.rawAttrsMap[binding]);
}
}
var _a = modifiers || {}, lazy = _a.lazy, number = _a.number, trim = _a.trim;
var needCompositionGuard = !lazy && type !== 'range';
var event = lazy ? 'change' : type === 'range' ? RANGE_TOKEN : 'input';
var valueExpression = '$event.target.value';
if (trim) {
valueExpression = "$event.target.value.trim()";
}
if (number) {
valueExpression = "_n(" + valueExpression + ")";
}
var code = genAssignmentCode(value, valueExpression);
if (needCompositionGuard) {
code = "if($event.target.composing)return;" + code;
}
addProp(el, 'value', "(" + value + ")");
addHandler(el, event, code, null, true);
if (trim || number) {
addHandler(el, 'blur', '$forceUpdate()');
}
}
function text(el, dir) {
if (dir.value) {
addProp(el, 'textContent', "_s(" + dir.value + ")", dir);
}
}
function html(el, dir) {
if (dir.value) {
addProp(el, 'innerHTML', "_s(" + dir.value + ")", dir);
}
}
var directives = {
model: model,
text: text,
html: html,
};
var baseOptions = {
expectHTML: true,
modules: modules,
directives: directives,
isPreTag: isPreTag,
isUnaryTag: isUnaryTag,
mustUseProp: mustUseProp,
canBeLeftOpenTag: canBeLeftOpenTag,
isReservedTag: isReservedTag,
getTagNamespace: getTagNamespace,
// @ts-ignore
staticKeys: genStaticKeys(modules),
};
var fnExpRE = /^([\w$_]+|\([^)]*?\))\s*=>|^function(?:\s+[\w$]+)?\s*\(/;
var fnInvokeRE = /\([^)]*?\);*$/;
var simplePathRE = /^[A-Za-z_$][\w$]*(?:\.[A-Za-z_$][\w$]*|\['[^']*?']|\["[^"]*?"]|\[\d+]|\[[A-Za-z_$][\w$]*])*$/;
// KeyboardEvent.keyCode aliases
var keyCodes = {
esc: 27,
tab: 9,
enter: 13,
space: 32,
up: 38,
left: 37,
right: 39,
down: 40,
delete: [8, 46],
};
// KeyboardEvent.key aliases
var keyNames = {
// #7880: IE11 and Edge use `Esc` for Escape key name.
esc: ['Esc', 'Escape'],
tab: 'Tab',
enter: 'Enter',
// #9112: IE11 uses `Spacebar` for Space key name.
space: [' ', 'Spacebar'],
// #7806: IE11 uses key names without `Arrow` prefix for arrow keys.
up: ['Up', 'ArrowUp'],
left: ['Left', 'ArrowLeft'],
right: ['Right', 'ArrowRight'],
down: ['Down', 'ArrowDown'],
// #9112: IE11 uses `Del` for Delete key name.
delete: ['Backspace', 'Delete', 'Del'],
};
// #4868: modifiers that prevent the execution of the listener
// need to explicitly return null so that we can determine whether to remove
// the listener for .once
var genGuard = function (condition) { return "if(" + condition + ")return null;"; };
var modifierCode = {
stop: '$event.stopPropagation();',
prevent: '$event.preventDefault();',
self: genGuard("$event.target !== $event.currentTarget"),
ctrl: genGuard("!$event.ctrlKey"),
shift: genGuard("!$event.shiftKey"),
alt: genGuard("!$event.altKey"),
meta: genGuard("!$event.metaKey"),
left: genGuard("'button' in $event && $event.button !== 0"),
middle: genGuard("'button' in $event && $event.button !== 1"),
right: genGuard("'button' in $event && $event.button !== 2"),
};
function genHandlers(events, isNative) {
var prefix = isNative ? 'nativeOn:' : 'on:';
var staticHandlers = "";
var dynamicHandlers = "";
for (var name_1 in events) {
var handlerCode = genHandler(events[name_1]);
//@ts-expect-error
if (events[name_1] && events[name_1].dynamic) {
dynamicHandlers += name_1 + "," + handlerCode + ",";
}
else {
staticHandlers += "\"" + name_1 + "\":" + handlerCode + ",";
}
}
staticHandlers = "{" + staticHandlers.slice(0, -1) + "}";
if (dynamicHandlers) {
return prefix + ("_d(" + staticHandlers + ",[" + dynamicHandlers.slice(0, -1) + "])");
}
else {
return prefix + staticHandlers;
}
}
function genHandler(handler) {
if (!handler) {
return 'function(){}';
}
if (Array.isArray(handler)) {
return "[" + handler.map(function (handler) { return genHandler(handler); }).join(',') + "]";
}
var isMethodPath = simplePathRE.test(handler.value);
var isFunctionExpression = fnExpRE.test(handler.value);
var isFunctionInvocation = simplePathRE.test(handler.value.replace(fnInvokeRE, ''));
if (!handler.modifiers) {
if (isMethodPath || isFunctionExpression) {
return handler.value;
}
return "function($event){" + (isFunctionInvocation ? "return " + handler.value : handler.value) + "}"; // inline statement
}
else {
var code = '';
var genModifierCode = '';
var keys = [];
var _loop_1 = function (key) {
if (modifierCode[key]) {
genModifierCode += modifierCode[key];
// left/right
if (keyCodes[key]) {
keys.push(key);
}
}
else if (key === 'exact') {
var modifiers_1 = handler.modifiers;
genModifierCode += genGuard(['ctrl', 'shift', 'alt', 'meta']
.filter(function (keyModifier) { return !modifiers_1[keyModifier]; })
.map(function (keyModifier) { return "$event." + keyModifier + "Key"; })
.join('||'));
}
else {
keys.push(key);
}
};
for (var key in handler.modifiers) {
_loop_1(key);
}
if (keys.length) {
code += genKeyFilter(keys);
}
// Make sure modifiers like prevent and stop get executed after key filtering
if (genModifierCode) {
code += genModifierCode;
}
var handlerCode = isMethodPath
? "return " + handler.value + ".apply(null, arguments)"
: isFunctionExpression
? "return (" + handler.value + ").apply(null, arguments)"
: isFunctionInvocation
? "return " + handler.value
: handler.value;
return "function($event){" + code + handlerCode + "}";
}
}
function genKeyFilter(keys) {
return (
// make sure the key filters only apply to KeyboardEvents
// #9441: can't use 'keyCode' in $event because Chrome autofill fires fake
// key events that do not have keyCode property...
"if(!$event.type.indexOf('key')&&" +
(keys.map(genFilterCode).join('&&') + ")return null;"));
}
function genFilterCode(key) {
var keyVal = parseInt(key, 10);
if (keyVal) {
return "$event.keyCode!==" + keyVal;
}
var keyCode = keyCodes[key];
var keyName = keyNames[key];
return ("_k($event.keyCode," +
(JSON.stringify(key) + ",") +
(JSON.stringify(keyCode) + ",") +
"$event.key," +
("" + JSON.stringify(keyName)) +
")");
}
function on(el, dir) {
if (dir.modifiers) {
warn$2("v-on without argument does not support modifiers.");
}
el.wrapListeners = function (code) { return "_g(" + code + "," + dir.value + ")"; };
}
function bind(el, dir) {
el.wrapData = function (code) {
return "_b(" + code + ",'" + el.tag + "'," + dir.value + "," + (dir.modifiers && dir.modifiers.prop ? 'true' : 'false') + (dir.modifiers && dir.modifiers.sync ? ',true' : '') + ")";
};
}
var baseDirectives = {
on: on,
bind: bind,
cloak: noop$1,
};
var CodegenState = /** @class */ (function () {
function CodegenState(options) {
this.options = options;
this.warn = options.warn || baseWarn;
//@ts-expect-error `this.transforms ` is a different type than `options.modules.transformCode`
this.transforms = pluckModuleFunction(options.modules, 'transformCode');
this.dataGenFns = pluckModuleFunction(options.modules, 'genData');
this.directives = extend(extend({}, baseDirectives), options.directives);
var isReservedTag = options.isReservedTag || no;
this.maybeComponent = function (el) {
return !!el.component || !isReservedTag(el.tag);
};
this.onceId = 0;
this.staticRenderFns = [];
this.pre = false;
}
return CodegenState;
}());
function generate$1(ast, options) {
var state = new CodegenState(options);
// fix #11483, Root level <script> tags should not be rendered.
var code = ast
? ast.tag === 'script'
? 'null'
: genElement(ast, state)
: '_c("div")';
return {
render: "with(this){return " + code + "}",
staticRenderFns: state.staticRenderFns,
};
}
function genElement(el, state) {
if (el.parent) {
el.pre = el.pre || el.parent.pre;
}
if (el.staticRoot && !el.staticProcessed) {
return genStatic(el, state);
}
else if (el.once && !el.onceProcessed) {
return genOnce(el, state);
}
else if (el.for && !el.forProcessed) {
return genFor(el, state);
}
else if (el.if && !el.ifProcessed) {
return genIf(el, state);
}
else if (el.tag === 'template' && !el.slotTarget && !state.pre) {
return genChildren(el, state) || 'void 0';
}
else if (el.tag === 'slot') {
return genSlot(el, state);
}
else {
// component or element
var code = void 0;
if (el.component) {
code = genComponent(el.component, el, state);
}
else {
var data = void 0;
if (!el.plain || (el.pre && state.maybeComponent(el))) {
data = genData(el, state);
}
var children = el.inlineTemplate ? null : genChildren(el, state, true);
code = "_c('" + el.tag + "'" + (data ? "," + data : '' // data
) + (children ? "," + children : '' // children
) + ")";
}
// module transforms
for (var i = 0; i < state.transforms.length; i++) {
code = state.transforms[i](el, code);
}
return code;
}
}
// hoist static sub-trees out
function genStatic(el, state) {
el.staticProcessed = true;
// Some elements (templates) need to behave differently inside of a v-pre
// node. All pre nodes are static roots, so we can use this as a location to
// wrap a state change and reset it upon exiting the pre node.
var originalPreState = state.pre;
if (el.pre) {
state.pre = el.pre;
}
state.staticRenderFns.push("with(this){return " + genElement(el, state) + "}");
state.pre = originalPreState;
return "_m(" + (state.staticRenderFns.length - 1) + (el.staticInFor ? ',true' : '') + ")";
}
// v-once
function genOnce(el, state) {
el.onceProcessed = true;
if (el.if && !el.ifProcessed) {
return genIf(el, state);
}
else if (el.staticInFor) {
var key = '';
var parent_1 = el.parent;
while (parent_1) {
if (parent_1.for) {
key = parent_1.key;
break;
}
parent_1 = parent_1.parent;
}
if (!key) {
state.warn("v-once can only be used inside v-for that is keyed. ", el.rawAttrsMap['v-once']);
return genElement(el, state);
}
return "_o(" + genElement(el, state) + "," + state.onceId++ + "," + key + ")";
}
else {
return genStatic(el, state);
}
}
function genIf(el, state, altGen, altEmpty) {
el.ifProcessed = true; // avoid recursion
return genIfConditions(el.ifConditions.slice(), state, altGen, altEmpty);
}
function genIfConditions(conditions, state, altGen, altEmpty) {
if (!conditions.length) {
return altEmpty || '_e()';
}
var condition = conditions.shift();
if (condition.exp) {
return "(" + condition.exp + ")?" + genTernaryExp(condition.block) + ":" + genIfConditions(conditions, state, altGen, altEmpty);
}
else {
return "" + genTernaryExp(condition.block);
}
// v-if with v-once should generate code like (a)?_m(0):_m(1)
function genTernaryExp(el) {
return altGen
? altGen(el, state)
: el.once
? genOnce(el, state)
: genElement(el, state);
}
}
function genFor(el, state, altGen, altHelper) {
var exp = el.for;
var alias = el.alias;
var iterator1 = el.iterator1 ? "," + el.iterator1 : '';
var iterator2 = el.iterator2 ? "," + el.iterator2 : '';
if (state.maybeComponent(el) &&
el.tag !== 'slot' &&
el.tag !== 'template' &&
!el.key) {
state.warn("<" + el.tag + " v-for=\"" + alias + " in " + exp + "\">: component lists rendered with " +
"v-for should have explicit keys. " +
"See https://vuejs.org/guide/list.html#key for more info.", el.rawAttrsMap['v-for'], true /* tip */);
}
el.forProcessed = true; // avoid recursion
return ((altHelper || '_l') + "((" + exp + ")," +
("function(" + alias + iterator1 + iterator2 + "){") +
("return " + (altGen || genElement)(el, state)) +
'})');
}
function genData(el, state) {
var data = '{';
// directives first.
// directives may mutate the el's other properties before they are generated.
var dirs = genDirectives(el, state);
if (dirs)
{ data += dirs + ','; }
// key
if (el.key) {
data += "key:" + el.key + ",";
}
// ref
if (el.ref) {
data += "ref:" + el.ref + ",";
}
if (el.refInFor) {
data += "refInFor:true,";
}
// pre
if (el.pre) {
data += "pre:true,";
}
// record original tag name for components using "is" attribute
if (el.component) {
data += "tag:\"" + el.tag + "\",";
}
// module data generation functions
for (var i = 0; i < state.dataGenFns.length; i++) {
data += state.dataGenFns[i](el);
}
// attributes
if (el.attrs) {
data += "attrs:" + genProps(el.attrs) + ",";
}
// DOM props
if (el.props) {
data += "domProps:" + genProps(el.props) + ",";
}
// event handlers
if (el.events) {
data += genHandlers(el.events, false) + ",";
}
if (el.nativeEvents) {
data += genHandlers(el.nativeEvents, true) + ",";
}
// slot target
// only for non-scoped slots
if (el.slotTarget && !el.slotScope) {
data += "slot:" + el.slotTarget + ",";
}
// scoped slots
if (el.scopedSlots) {
data += genScopedSlots(el, el.scopedSlots, state) + ",";
}
// component v-model
if (el.model) {
data += "model:{value:" + el.model.value + ",callback:" + el.model.callback + ",expression:" + el.model.expression + "},";
}
// inline-template
if (el.inlineTemplate) {
var inlineTemplate = genInlineTemplate(el, state);
if (inlineTemplate) {
data += inlineTemplate + ",";
}
}
data = data.replace(/,$/, '') + '}';
// v-bind dynamic argument wrap
// v-bind with dynamic arguments must be applied using the same v-bind object
// merge helper so that class/style/mustUseProp attrs are handled correctly.
if (el.dynamicAttrs) {
data = "_b(" + data + ",\"" + el.tag + "\"," + genProps(el.dynamicAttrs) + ")";
}
// v-bind data wrap
if (el.wrapData) {
data = el.wrapData(data);
}
// v-on data wrap
if (el.wrapListeners) {
data = el.wrapListeners(data);
}
return data;
}
function genDirectives(el, state) {
var dirs = el.directives;
if (!dirs)
{ return; }
var res = 'directives:[';
var hasRuntime = false;
var i, l, dir, needRuntime;
for (i = 0, l = dirs.length; i < l; i++) {
dir = dirs[i];
needRuntime = true;
var gen = state.directives[dir.name];
if (gen) {
// compile-time directive that manipulates AST.
// returns true if it also needs a runtime counterpart.
needRuntime = !!gen(el, dir, state.warn);
}
if (needRuntime) {
hasRuntime = true;
res += "{name:\"" + dir.name + "\",rawName:\"" + dir.rawName + "\"" + (dir.value
? ",value:(" + dir.value + "),expression:" + JSON.stringify(dir.value)
: '') + (dir.arg ? ",arg:" + (dir.isDynamicArg ? dir.arg : "\"" + dir.arg + "\"") : '') + (dir.modifiers ? ",modifiers:" + JSON.stringify(dir.modifiers) : '') + "},";
}
}
if (hasRuntime) {
return res.slice(0, -1) + ']';
}
}
function genInlineTemplate(el, state) {
var ast = el.children[0];
if ((el.children.length !== 1 || ast.type !== 1)) {
state.warn('Inline-template components must have exactly one child element.', { start: el.start });
}
if (ast && ast.type === 1) {
var inlineRenderFns = generate$1(ast, state.options);
return "inlineTemplate:{render:function(){" + inlineRenderFns.render + "},staticRenderFns:[" + inlineRenderFns.staticRenderFns
.map(function (code) { return "function(){" + code + "}"; })
.join(',') + "]}";
}
}
function genScopedSlots(el, slots, state) {
// by default scoped slots are considered "stable", this allows child
// components with only scoped slots to skip forced updates from parent.
// but in some cases we have to bail-out of this optimization
// for example if the slot contains dynamic names, has v-if or v-for on them...
var needsForceUpdate = el.for ||
Object.keys(slots).some(function (key) {
var slot = slots[key];
return (slot.slotTargetDynamic || slot.if || slot.for || containsSlotChild(slot) // is passing down slot from parent which may be dynamic
);
});
// #9534: if a component with scoped slots is inside a conditional branch,
// it's possible for the same component to be reused but with different
// compiled slot content. To avoid that, we generate a unique key based on
// the generated code of all the slot contents.
var needsKey = !!el.if;
// OR when it is inside another scoped slot or v-for (the reactivity may be
// disconnected due to the intermediate scope variable)
// #9438, #9506
// TODO: this can be further optimized by properly analyzing in-scope bindings
// and skip force updating ones that do not actually use scope variables.
if (!needsForceUpdate) {
var parent_2 = el.parent;
while (parent_2) {
if ((parent_2.slotScope && parent_2.slotScope !== emptySlotScopeToken) ||
parent_2.for) {
needsForceUpdate = true;
break;
}
if (parent_2.if) {
needsKey = true;
}
parent_2 = parent_2.parent;
}
}
var generatedSlots = Object.keys(slots)
.map(function (key) { return genScopedSlot(slots[key], state); })
.join(',');
return "scopedSlots:_u([" + generatedSlots + "]" + (needsForceUpdate ? ",null,true" : "") + (!needsForceUpdate && needsKey ? ",null,false," + hash(generatedSlots) : "") + ")";
}
function hash(str) {
var hash = 5381;
var i = str.length;
while (i) {
hash = (hash * 33) ^ str.charCodeAt(--i);
}
return hash >>> 0;
}
function containsSlotChild(el) {
if (el.type === 1) {
if (el.tag === 'slot') {
return true;
}
return el.children.some(containsSlotChild);
}
return false;
}
function genScopedSlot(el, state) {
var isLegacySyntax = el.attrsMap['slot-scope'];
if (el.if && !el.ifProcessed && !isLegacySyntax) {
return genIf(el, state, genScopedSlot, "null");
}
if (el.for && !el.forProcessed) {
return genFor(el, state, genScopedSlot);
}
var slotScope = el.slotScope === emptySlotScopeToken ? "" : String(el.slotScope);
var fn = "function(" + slotScope + "){" +
("return " + (el.tag === 'template'
? el.if && isLegacySyntax
? "(" + el.if + ")?" + (genChildren(el, state) || 'undefined') + ":undefined"
: genChildren(el, state) || 'undefined'
: genElement(el, state)) + "}");
// reverse proxy v-slot without scope on this.$slots
var reverseProxy = slotScope ? "" : ",proxy:true";
return "{key:" + (el.slotTarget || "\"default\"") + ",fn:" + fn + reverseProxy + "}";
}
function genChildren(el, state, checkSkip, altGenElement, altGenNode) {
var children = el.children;
if (children.length) {
var el_1 = children[0];
// optimize single v-for
if (children.length === 1 &&
el_1.for &&
el_1.tag !== 'template' &&
el_1.tag !== 'slot') {
var normalizationType_1 = checkSkip
? state.maybeComponent(el_1)
? ",1"
: ",0"
: "";
return "" + (altGenElement || genElement)(el_1, state) + normalizationType_1;
}
var normalizationType = checkSkip
? getNormalizationType(children, state.maybeComponent)
: 0;
var gen_1 = altGenNode || genNode;
return "[" + children.map(function (c) { return gen_1(c, state); }).join(',') + "]" + (normalizationType ? "," + normalizationType : '');
}
}
// determine the normalization needed for the children array.
// 0: no normalization needed
// 1: simple normalization needed (possible 1-level deep nested array)
// 2: full normalization needed
function getNormalizationType(children, maybeComponent) {
var res = 0;
for (var i = 0; i < children.length; i++) {
var el = children[i];
if (el.type !== 1) {
continue;
}
if (needsNormalization(el) ||
(el.ifConditions &&
el.ifConditions.some(function (c) { return needsNormalization(c.block); }))) {
res = 2;
break;
}
if (maybeComponent(el) ||
(el.ifConditions && el.ifConditions.some(function (c) { return maybeComponent(c.block); }))) {
res = 1;
}
}
return res;
}
function needsNormalization(el) {
return el.for !== undefined || el.tag === 'template' || el.tag === 'slot';
}
function genNode(node, state) {
if (node.type === 1) {
return genElement(node, state);
}
else if (node.type === 3 && node.isComment) {
return genComment(node);
}
else {
return genText(node);
}
}
function genText(text) {
return "_v(" + (text.type === 2
? text.expression // no need for () because already wrapped in _s()
: transformSpecialNewlines(JSON.stringify(text.text))) + ")";
}
function genComment(comment) {
return "_e(" + JSON.stringify(comment.text) + ")";
}
function genSlot(el, state) {
var slotName = el.slotName || '"default"';
var children = genChildren(el, state);
var res = "_t(" + slotName + (children ? "," + children : '');
var attrs = el.attrs || el.dynamicAttrs
? genProps((el.attrs || []).concat(el.dynamicAttrs || []).map(function (attr) { return ({
// slot props are camelized
name: camelize(attr.name),
value: attr.value,
dynamic: attr.dynamic,
}); }))
: null;
var bind = el.attrsMap['v-bind'];
if ((attrs || bind) && !children) {
res += ",null";
}
if (attrs) {
res += "," + attrs;
}
if (bind) {
res += (attrs ? '' : ',null') + "," + bind;
}
return res + ')';
}
// componentName is el.component, take it as argument to shun flow's pessimistic refinement
function genComponent(componentName, el, state) {
var children = el.inlineTemplate ? null : genChildren(el, state, true);
return "_c(" + componentName + "," + genData(el, state) + (children ? "," + children : '') + ")";
}
function genProps(props) {
var staticProps = "";
var dynamicProps = "";
for (var i = 0; i < props.length; i++) {
var prop = props[i];
var value = transformSpecialNewlines(prop.value);
if (prop.dynamic) {
dynamicProps += prop.name + "," + value + ",";
}
else {
staticProps += "\"" + prop.name + "\":" + value + ",";
}
}
staticProps = "{" + staticProps.slice(0, -1) + "}";
if (dynamicProps) {
return "_d(" + staticProps + ",[" + dynamicProps.slice(0, -1) + "])";
}
else {
return staticProps;
}
}
// #3895, #4268
function transformSpecialNewlines(text) {
return text.replace(/\u2028/g, '\\u2028').replace(/\u2029/g, '\\u2029');
}
var plainStringRE = /^"(?:[^"\\]|\\.)*"$|^'(?:[^'\\]|\\.)*'$/;
// let the model AST transform translate v-model into appropriate
// props bindings
function applyModelTransform(el, state) {
if (el.directives) {
for (var i = 0; i < el.directives.length; i++) {
var dir = el.directives[i];
if (dir.name === 'model') {
state.directives.model(el, dir, state.warn);
// remove value for textarea as its converted to text
if (el.tag === 'textarea' && el.props) {
el.props = el.props.filter(function (p) { return p.name !== 'value'; });
}
break;
}
}
}
}
function genAttrSegments(attrs) {
return attrs.map(function (_a) {
var name = _a.name, value = _a.value;
return genAttrSegment(name, value);
});
}
function genDOMPropSegments(props, attrs) {
var segments = [];
props.forEach(function (_a) {
var name = _a.name, value = _a.value;
name = propsToAttrMap[name] || name.toLowerCase();
if (isRenderableAttr(name) &&
!(attrs && attrs.some(function (a) { return a.name === name; }))) {
segments.push(genAttrSegment(name, value));
}
});
return segments;
}
function genAttrSegment(name, value) {
if (plainStringRE.test(value)) {
// force double quote
value = value.replace(/^'|'$/g, '"');
// force enumerated attr to "true"
if (isEnumeratedAttr(name) && value !== "\"false\"") {
value = "\"true\"";
}
return {
type: RAW,
value: isBooleanAttr(name)
? " " + name + "=\"" + name + "\""
: value === '""'
? " " + name
: " " + name + "=\"" + JSON.parse(value) + "\"",
};
}
else {
return {
type: EXPRESSION,
value: "_ssrAttr(" + JSON.stringify(name) + "," + value + ")",
};
}
}
function genClassSegments(staticClass, classBinding) {
if (staticClass && !classBinding) {
return [{ type: RAW, value: " class=\"" + JSON.parse(staticClass) + "\"" }];
}
else {
return [
{
type: EXPRESSION,
value: "_ssrClass(" + (staticClass || 'null') + "," + (classBinding || 'null') + ")",
} ];
}
}
function genStyleSegments(staticStyle, parsedStaticStyle, styleBinding, vShowExpression) {
if (staticStyle && !styleBinding && !vShowExpression) {
return [{ type: RAW, value: " style=" + JSON.stringify(staticStyle) }];
}
else {
return [
{
type: EXPRESSION,
value: "_ssrStyle(" + (parsedStaticStyle || 'null') + "," + (styleBinding || 'null') + ", " + (vShowExpression
? "{ display: (" + vShowExpression + ") ? '' : 'none' }"
: 'null') + ")",
} ];
}
}
/**
* In SSR, the vdom tree is generated only once and never patched, so
* we can optimize most element / trees into plain string render functions.
* The SSR optimizer walks the AST tree to detect optimizable elements and trees.
*
* The criteria for SSR optimizability is quite a bit looser than static tree
* detection (which is designed for client re-render). In SSR we bail only for
* components/slots/custom directives.
*/
// optimizability constants
var optimizability = {
FALSE: 0,
FULL: 1,
SELF: 2,
CHILDREN: 3,
PARTIAL: 4, // self un-optimizable with some un-optimizable children
};
var isPlatformReservedTag;
function optimize(root, options) {
if (!root)
{ return; }
isPlatformReservedTag = options.isReservedTag || no;
walk(root, true);
}
function walk(node, isRoot) {
if (isUnOptimizableTree(node)) {
node.ssrOptimizability = optimizability.FALSE;
return;
}
// root node or nodes with custom directives should always be a VNode
var selfUnoptimizable = isRoot || hasCustomDirective(node);
var check = function (child) {
if (child.ssrOptimizability !== optimizability.FULL) {
node.ssrOptimizability = selfUnoptimizable
? optimizability.PARTIAL
: optimizability.SELF;
}
};
if (selfUnoptimizable) {
node.ssrOptimizability = optimizability.CHILDREN;
}
if (node.type === 1) {
for (var i = 0, l = node.children.length; i < l; i++) {
var child = node.children[i];
walk(child);
check(child);
}
if (node.ifConditions) {
for (var i = 1, l = node.ifConditions.length; i < l; i++) {
var block = node.ifConditions[i].block;
walk(block, isRoot);
check(block);
}
}
if (node.ssrOptimizability == null ||
(!isRoot && (node.attrsMap['v-html'] || node.attrsMap['v-text']))) {
node.ssrOptimizability = optimizability.FULL;
}
else {
node.children = optimizeSiblings(node);
}
}
else {
node.ssrOptimizability = optimizability.FULL;
}
}
function optimizeSiblings(el) {
var children = el.children;
var optimizedChildren = [];
var currentOptimizableGroup = [];
var pushGroup = function () {
if (currentOptimizableGroup.length) {
optimizedChildren.push({
type: 1,
parent: el,
tag: 'template',
attrsList: [],
attrsMap: {},
rawAttrsMap: {},
children: currentOptimizableGroup,
ssrOptimizability: optimizability.FULL,
});
}
currentOptimizableGroup = [];
};
for (var i = 0; i < children.length; i++) {
var c = children[i];
if (c.ssrOptimizability === optimizability.FULL) {
currentOptimizableGroup.push(c);
}
else {
// wrap fully-optimizable adjacent siblings inside a template tag
// so that they can be optimized into a single ssrNode by codegen
pushGroup();
optimizedChildren.push(c);
}
}
pushGroup();
return optimizedChildren;
}
function isUnOptimizableTree(node) {
if (node.type === 2 || node.type === 3) {
// text or expression
return false;
}
return (isBuiltInTag(node.tag) || // built-in (slot, component)
!isPlatformReservedTag(node.tag) || // custom component
!!node.component || // "is" component
isSelectWithModel(node) // <select v-model> requires runtime inspection
);
}
var isBuiltInDir = makeMap('text,html,show,on,bind,model,pre,cloak,once');
function hasCustomDirective(node) {
return (node.type === 1 &&
node.directives &&
node.directives.some(function (d) { return !isBuiltInDir(d.name); }));
}
// <select v-model> cannot be optimized because it requires a runtime check
// to determine proper selected option
function isSelectWithModel(node) {
return (node.type === 1 &&
node.tag === 'select' &&
node.directives != null &&
node.directives.some(function (d) { return d.name === 'model'; }));
}
// The SSR codegen is essentially extending the default codegen to handle
// segment types
var RAW = 0;
var INTERPOLATION = 1;
var EXPRESSION = 2;
function generate(ast, options) {
var state = new CodegenState(options);
var code = ast ? genSSRElement(ast, state) : '_c("div")';
return {
render: "with(this){return " + code + "}",
staticRenderFns: state.staticRenderFns,
};
}
function genSSRElement(el, state) {
if (el.for && !el.forProcessed) {
return genFor(el, state, genSSRElement);
}
else if (el.if && !el.ifProcessed) {
return genIf(el, state, genSSRElement);
}
else if (el.tag === 'template' && !el.slotTarget) {
return el.ssrOptimizability === optimizability.FULL
? genChildrenAsStringNode(el, state)
: genSSRChildren(el, state) || 'void 0';
}
switch (el.ssrOptimizability) {
case optimizability.FULL:
// stringify whole tree
return genStringElement(el, state);
case optimizability.SELF:
// stringify self and check children
return genStringElementWithChildren(el, state);
case optimizability.CHILDREN:
// generate self as VNode and stringify children
return genNormalElement(el, state, true);
case optimizability.PARTIAL:
// generate self as VNode and check children
return genNormalElement(el, state, false);
default:
// bail whole tree
return genElement(el, state);
}
}
function genNormalElement(el, state, stringifyChildren) {
var data = el.plain ? undefined : genData(el, state);
var children = stringifyChildren
? "[" + genChildrenAsStringNode(el, state) + "]"
: genSSRChildren(el, state, true);
return "_c('" + el.tag + "'" + (data ? "," + data : '') + (children ? "," + children : '') + ")";
}
function genSSRChildren(el, state, checkSkip) {
return genChildren(el, state, checkSkip, genSSRElement, genSSRNode);
}
function genSSRNode(el, state) {
return el.type === 1 ? genSSRElement(el, state) : genText(el);
}
function genChildrenAsStringNode(el, state) {
return el.children.length
? "_ssrNode(" + flattenSegments(childrenToSegments(el, state)) + ")"
: '';
}
function genStringElement(el, state) {
return "_ssrNode(" + elementToString(el, state) + ")";
}
function genStringElementWithChildren(el, state) {
var children = genSSRChildren(el, state, true);
return "_ssrNode(" + flattenSegments(elementToOpenTagSegments(el, state)) + ",\"</" + el.tag + ">\"" + (children ? "," + children : '') + ")";
}
function elementToString(el, state) {
return "(" + flattenSegments(elementToSegments(el, state)) + ")";
}
function elementToSegments(el, state) {
// v-for / v-if
if (el.for && !el.forProcessed) {
el.forProcessed = true;
return [
{
type: EXPRESSION,
value: genFor(el, state, elementToString, '_ssrList'),
} ];
}
else if (el.if && !el.ifProcessed) {
el.ifProcessed = true;
return [
{
type: EXPRESSION,
value: genIf(el, state, elementToString, '"<!---->"'),
} ];
}
else if (el.tag === 'template') {
return childrenToSegments(el, state);
}
var openSegments = elementToOpenTagSegments(el, state);
var childrenSegments = childrenToSegments(el, state);
var isUnaryTag = state.options.isUnaryTag;
var close = isUnaryTag && isUnaryTag(el.tag)
? []
: [{ type: RAW, value: "</" + el.tag + ">" }];
return openSegments.concat(childrenSegments, close);
}
function elementToOpenTagSegments(el, state) {
applyModelTransform(el, state);
var binding;
var segments = [{ type: RAW, value: "<" + el.tag }];
// attrs
if (el.attrs) {
segments.push.apply(segments, genAttrSegments(el.attrs));
}
// domProps
if (el.props) {
segments.push.apply(segments, genDOMPropSegments(el.props, el.attrs));
}
// v-bind="object"
if ((binding = el.attrsMap['v-bind'])) {
segments.push({ type: EXPRESSION, value: "_ssrAttrs(" + binding + ")" });
}
// v-bind.prop="object"
if ((binding = el.attrsMap['v-bind.prop'])) {
segments.push({ type: EXPRESSION, value: "_ssrDOMProps(" + binding + ")" });
}
// class
if (el.staticClass || el.classBinding) {
segments.push.apply(segments, genClassSegments(el.staticClass, el.classBinding));
}
// style & v-show
if (el.staticStyle || el.styleBinding || el.attrsMap['v-show']) {
segments.push.apply(segments, genStyleSegments(el.attrsMap.style, el.staticStyle, el.styleBinding, el.attrsMap['v-show']));
}
// _scopedId
if (state.options.scopeId) {
segments.push({ type: RAW, value: " " + state.options.scopeId });
}
segments.push({ type: RAW, value: ">" });
return segments;
}
function childrenToSegments(el, state) {
var binding;
if ((binding = el.attrsMap['v-html'])) {
return [{ type: EXPRESSION, value: "_s(" + binding + ")" }];
}
if ((binding = el.attrsMap['v-text'])) {
return [{ type: INTERPOLATION, value: "_s(" + binding + ")" }];
}
if (el.tag === 'textarea' && (binding = el.attrsMap['v-model'])) {
return [{ type: INTERPOLATION, value: "_s(" + binding + ")" }];
}
return el.children ? nodesToSegments(el.children, state) : [];
}
function nodesToSegments(children, state) {
var segments = [];
for (var i = 0; i < children.length; i++) {
var c = children[i];
if (c.type === 1) {
segments.push.apply(segments, elementToSegments(c, state));
}
else if (c.type === 2) {
segments.push({ type: INTERPOLATION, value: c.expression });
}
else if (c.type === 3) {
var text = escape(c.text);
if (c.isComment) {
text = '<!--' + text + '-->';
}
segments.push({ type: RAW, value: text });
}
}
return segments;
}
function flattenSegments(segments) {
var mergedSegments = [];
var textBuffer = '';
var pushBuffer = function () {
if (textBuffer) {
mergedSegments.push(JSON.stringify(textBuffer));
textBuffer = '';
}
};
for (var i = 0; i < segments.length; i++) {
var s = segments[i];
if (s.type === RAW) {
textBuffer += s.value;
}
else if (s.type === INTERPOLATION) {
pushBuffer();
mergedSegments.push("_ssrEscape(" + s.value + ")");
}
else if (s.type === EXPRESSION) {
pushBuffer();
mergedSegments.push("(" + s.value + ")");
}
}
pushBuffer();
return mergedSegments.join('+');
}
// these keywords should not appear inside expressions, but operators like
// typeof, instanceof and in are allowed
var prohibitedKeywordRE = new RegExp('\\b' +
('do,if,for,let,new,try,var,case,else,with,await,break,catch,class,const,' +
'super,throw,while,yield,delete,export,import,return,switch,default,' +
'extends,finally,continue,debugger,function,arguments')
.split(',')
.join('\\b|\\b') +
'\\b');
// these unary operators should not be used as property/method names
var unaryOperatorsRE = new RegExp('\\b' +
'delete,typeof,void'.split(',').join('\\s*\\([^\\)]*\\)|\\b') +
'\\s*\\([^\\)]*\\)');
// strip strings in expressions
var stripStringRE = /'(?:[^'\\]|\\.)*'|"(?:[^"\\]|\\.)*"|`(?:[^`\\]|\\.)*\$\{|\}(?:[^`\\]|\\.)*`|`(?:[^`\\]|\\.)*`/g;
// detect problematic expressions in a template
function detectErrors(ast, warn) {
if (ast) {
checkNode(ast, warn);
}
}
function checkNode(node, warn) {
if (node.type === 1) {
for (var name_1 in node.attrsMap) {
if (dirRE.test(name_1)) {
var value = node.attrsMap[name_1];
if (value) {
var range = node.rawAttrsMap[name_1];
if (name_1 === 'v-for') {
checkFor(node, "v-for=\"" + value + "\"", warn, range);
}
else if (name_1 === 'v-slot' || name_1[0] === '#') {
checkFunctionParameterExpression(value, name_1 + "=\"" + value + "\"", warn, range);
}
else if (onRE.test(name_1)) {
checkEvent(value, name_1 + "=\"" + value + "\"", warn, range);
}
else {
checkExpression(value, name_1 + "=\"" + value + "\"", warn, range);
}
}
}
}
if (node.children) {
for (var i = 0; i < node.children.length; i++) {
checkNode(node.children[i], warn);
}
}
}
else if (node.type === 2) {
checkExpression(node.expression, node.text, warn, node);
}
}
function checkEvent(exp, text, warn, range) {
var stripped = exp.replace(stripStringRE, '');
var keywordMatch = stripped.match(unaryOperatorsRE);
if (keywordMatch && stripped.charAt(keywordMatch.index - 1) !== '$') {
warn("avoid using JavaScript unary operator as property name: " +
("\"" + keywordMatch[0] + "\" in expression " + text.trim()), range);
}
checkExpression(exp, text, warn, range);
}
function checkFor(node, text, warn, range) {
checkExpression(node.for || '', text, warn, range);
checkIdentifier(node.alias, 'v-for alias', text, warn, range);
checkIdentifier(node.iterator1, 'v-for iterator', text, warn, range);
checkIdentifier(node.iterator2, 'v-for iterator', text, warn, range);
}
function checkIdentifier(ident, type, text, warn, range) {
if (typeof ident === 'string') {
try {
new Function("var " + ident + "=_");
}
catch (e) {
warn("invalid " + type + " \"" + ident + "\" in expression: " + text.trim(), range);
}
}
}
function checkExpression(exp, text, warn, range) {
try {
new Function("return " + exp);
}
catch (e) {
var keywordMatch = exp
.replace(stripStringRE, '')
.match(prohibitedKeywordRE);
if (keywordMatch) {
warn("avoid using JavaScript keyword as property name: " +
("\"" + keywordMatch[0] + "\"\n Raw expression: " + text.trim()), range);
}
else {
warn("invalid expression: " + e.message + " in\n\n" +
(" " + exp + "\n\n") +
(" Raw expression: " + text.trim() + "\n"), range);
}
}
}
function checkFunctionParameterExpression(exp, text, warn, range) {
try {
new Function(exp, '');
}
catch (e) {
warn("invalid function parameter expression: " + e.message + " in\n\n" +
(" " + exp + "\n\n") +
(" Raw expression: " + text.trim() + "\n"), range);
}
}
var range = 2;
function generateCodeFrame(source, start, end) {
if (start === void 0) { start = 0; }
if (end === void 0) { end = source.length; }
var lines = source.split(/\r?\n/);
var count = 0;
var res = [];
for (var i = 0; i < lines.length; i++) {
count += lines[i].length + 1;
if (count >= start) {
for (var j = i - range; j <= i + range || end > count; j++) {
if (j < 0 || j >= lines.length)
{ continue; }
res.push("" + (j + 1) + repeat(" ", 3 - String(j + 1).length) + "| " + lines[j]);
var lineLength = lines[j].length;
if (j === i) {
// push underline
var pad = start - (count - lineLength) + 1;
var length_1 = end > count ? lineLength - pad : end - start;
res.push(" | " + repeat(" ", pad) + repeat("^", length_1));
}
else if (j > i) {
if (end > count) {
var length_2 = Math.min(end - count, lineLength);
res.push(" | " + repeat("^", length_2));
}
count += lineLength + 1;
}
}
break;
}
}
return res.join('\n');
}
function repeat(str, n) {
var result = '';
if (n > 0) {
while (true) {
// eslint-disable-line
if (n & 1)
{ result += str; }
n >>>= 1;
if (n <= 0)
{ break; }
str += str;
}
}
return result;
}
function createFunction(code, errors) {
try {
return new Function(code);
}
catch (err) {
errors.push({ err: err, code: code });
return noop$1;
}
}
function createCompileToFunctionFn(compile) {
var cache = Object.create(null);
return function compileToFunctions(template, options, vm) {
options = extend({}, options);
var warn = options.warn || warn$2;
delete options.warn;
/* istanbul ignore if */
{
// detect possible CSP restriction
try {
new Function('return 1');
}
catch (e) {
if (e.toString().match(/unsafe-eval|CSP/)) {
warn('It seems you are using the standalone build of Vue.js in an ' +
'environment with Content Security Policy that prohibits unsafe-eval. ' +
'The template compiler cannot work in this environment. Consider ' +
'relaxing the policy to allow unsafe-eval or pre-compiling your ' +
'templates into render functions.');
}
}
}
// check cache
var key = options.delimiters
? String(options.delimiters) + template
: template;
if (cache[key]) {
return cache[key];
}
// compile
var compiled = compile(template, options);
// check compilation errors/tips
{
if (compiled.errors && compiled.errors.length) {
if (options.outputSourceRange) {
compiled.errors.forEach(function (e) {
warn("Error compiling template:\n\n" + e.msg + "\n\n" +
generateCodeFrame(template, e.start, e.end), vm);
});
}
else {
warn("Error compiling template:\n\n" + template + "\n\n" +
compiled.errors.map(function (e) { return "- " + e; }).join('\n') +
'\n', vm);
}
}
if (compiled.tips && compiled.tips.length) {
if (options.outputSourceRange) {
compiled.tips.forEach(function (e) { return tip(e.msg, vm); });
}
else {
compiled.tips.forEach(function (msg) { return tip(msg, vm); });
}
}
}
// turn code into functions
var res = {};
var fnGenErrors = [];
res.render = createFunction(compiled.render, fnGenErrors);
res.staticRenderFns = compiled.staticRenderFns.map(function (code) {
return createFunction(code, fnGenErrors);
});
// check function generation errors.
// this should only happen if there is a bug in the compiler itself.
// mostly for codegen development use
/* istanbul ignore if */
{
if ((!compiled.errors || !compiled.errors.length) && fnGenErrors.length) {
warn("Failed to generate render function:\n\n" +
fnGenErrors
.map(function (_a) {
var err = _a.err, code = _a.code;
return err.toString() + " in\n\n" + code + "\n";
})
.join('\n'), vm);
}
}
return (cache[key] = res);
};
}
function createCompilerCreator(baseCompile) {
return function createCompiler(baseOptions) {
function compile(template, options) {
var finalOptions = Object.create(baseOptions);
var errors = [];
var tips = [];
var warn = function (msg, range, tip) {
(tip ? tips : errors).push(msg);
};
if (options) {
if (options.outputSourceRange) {
// $flow-disable-line
var leadingSpaceLength_1 = template.match(/^\s*/)[0].length;
warn = function (msg, range, tip) {
var data = { msg: msg };
if (range) {
if (range.start != null) {
data.start = range.start + leadingSpaceLength_1;
}
if (range.end != null) {
data.end = range.end + leadingSpaceLength_1;
}
}
(tip ? tips : errors).push(data);
};
}
// merge custom modules
if (options.modules) {
finalOptions.modules = (baseOptions.modules || []).concat(options.modules);
}
// merge custom directives
if (options.directives) {
finalOptions.directives = extend(Object.create(baseOptions.directives || null), options.directives);
}
// copy other options
for (var key in options) {
if (key !== 'modules' && key !== 'directives') {
finalOptions[key] = options[key];
}
}
}
finalOptions.warn = warn;
var compiled = baseCompile(template.trim(), finalOptions);
{
detectErrors(compiled.ast, warn);
}
compiled.errors = errors;
compiled.tips = tips;
return compiled;
}
return {
compile: compile,
compileToFunctions: createCompileToFunctionFn(compile),
};
};
}
var createCompiler = createCompilerCreator(function baseCompile(template, options) {
var ast = parse(template.trim(), options);
optimize(ast, options);
var code = generate(ast, options);
return {
ast: ast,
render: code.render,
staticRenderFns: code.staticRenderFns,
};
});
var _a = createCompiler(baseOptions), compileToFunctions = _a.compileToFunctions;
// The template compiler attempts to minimize the need for normalization by
// statically analyzing the template at compile time.
//
// For plain HTML markup, normalization can be completely skipped because the
// generated render function is guaranteed to return Array<VNode>. There are
// two cases where extra normalization is needed:
// 1. When the children contains components - because a functional component
// may return an Array instead of a single root. In this case, just a simple
// normalization is needed - if any child is an Array, we flatten the whole
// thing with Array.prototype.concat. It is guaranteed to be only 1-level deep
// because functional components already normalize their own children.
function simpleNormalizeChildren(children) {
for (var i = 0; i < children.length; i++) {
if (Array.isArray(children[i])) {
return Array.prototype.concat.apply([], children);
}
}
return children;
}
// 2. When the children contains constructs that always generated nested Arrays,
// e.g. <template>, <slot>, v-for, or when the children is provided by user
// with hand-written render functions / JSX. In such cases a full normalization
// is needed to cater to all possible types of children values.
function normalizeChildren(children) {
return isPrimitive(children)
? [createTextVNode(children)]
: Array.isArray(children)
? normalizeArrayChildren(children)
: undefined;
}
function isTextNode(node) {
return isDef(node) && isDef(node.text) && isFalse(node.isComment);
}
function normalizeArrayChildren(children, nestedIndex) {
var res = [];
var i, c, lastIndex, last;
for (i = 0; i < children.length; i++) {
c = children[i];
if (isUndef(c) || typeof c === 'boolean')
{ continue; }
lastIndex = res.length - 1;
last = res[lastIndex];
// nested
if (Array.isArray(c)) {
if (c.length > 0) {
c = normalizeArrayChildren(c, (nestedIndex || '') + "_" + i);
// merge adjacent text nodes
if (isTextNode(c[0]) && isTextNode(last)) {
res[lastIndex] = createTextVNode(last.text + c[0].text);
c.shift();
}
res.push.apply(res, c);
}
}
else if (isPrimitive(c)) {
if (isTextNode(last)) {
// merge adjacent text nodes
// this is necessary for SSR hydration because text nodes are
// essentially merged when rendered to HTML strings
res[lastIndex] = createTextVNode(last.text + c);
}
else if (c !== '') {
// convert primitive to vnode
res.push(createTextVNode(c));
}
}
else {
if (isTextNode(c) && isTextNode(last)) {
// merge adjacent text nodes
res[lastIndex] = createTextVNode(last.text + c.text);
}
else {
// default key for nested array children (likely generated by v-for)
if (isTrue(children._isVList) &&
isDef(c.tag) &&
isUndef(c.key) &&
isDef(nestedIndex)) {
c.key = "__vlist" + nestedIndex + "_" + i + "__";
}
res.push(c);
}
}
}
return res;
}
var ssrHelpers = {
_ssrEscape: escape,
_ssrNode: renderStringNode$1,
_ssrList: renderStringList,
_ssrAttr: renderAttr,
_ssrAttrs: renderAttrs,
_ssrDOMProps: renderDOMProps,
_ssrClass: renderSSRClass,
_ssrStyle: renderSSRStyle,
};
function installSSRHelpers(vm) {
if (vm._ssrNode) {
return;
}
var Vue = vm.constructor;
// @ts-expect-error
while (Vue.super) {
// @ts-expect-error
Vue = Vue.super;
}
extend(Vue.prototype, ssrHelpers);
// @ts-expect-error
if (Vue.FunctionalRenderContext) {
// @ts-expect-error
extend(Vue.FunctionalRenderContext.prototype, ssrHelpers);
}
}
var StringNode = /** @class */ (function () {
function StringNode(open, close, children, normalizationType) {
this.isString = true;
this.open = open;
this.close = close;
if (children) {
this.children =
normalizationType === 1
? simpleNormalizeChildren(children)
: normalizationType === 2
? normalizeChildren(children)
: children;
}
else {
this.children = void 0;
}
}
return StringNode;
}());
function renderStringNode$1(open, close, children, normalizationType) {
return new StringNode(open, close, children, normalizationType);
}
function renderStringList(val, render) {
var ret = '';
var i, l, keys, key;
if (Array.isArray(val) || typeof val === 'string') {
for (i = 0, l = val.length; i < l; i++) {
ret += render(val[i], i);
}
}
else if (typeof val === 'number') {
for (i = 0; i < val; i++) {
ret += render(i + 1, i);
}
}
else if (isObject(val)) {
keys = Object.keys(val);
for (i = 0, l = keys.length; i < l; i++) {
key = keys[i];
ret += render(val[key], key, i);
}
}
return ret;
}
function renderAttrs(obj) {
var res = '';
for (var key in obj) {
if (isSSRUnsafeAttr(key)) {
continue;
}
res += renderAttr(key, obj[key]);
}
return res;
}
function renderDOMProps(obj) {
var res = '';
for (var key in obj) {
var attr = propsToAttrMap[key] || key.toLowerCase();
if (isRenderableAttr(attr)) {
res += renderAttr(attr, obj[key]);
}
}
return res;
}
function renderSSRClass(staticClass, dynamic) {
var res = renderClass$1(staticClass, dynamic);
return res === '' ? res : " class=\"" + escape(res) + "\"";
}
function renderSSRStyle(staticStyle, dynamic, extra) {
var style = {};
if (staticStyle)
{ extend(style, staticStyle); }
if (dynamic)
{ extend(style, normalizeStyleBinding(dynamic)); }
if (extra)
{ extend(style, extra); }
var res = genStyle(style);
return res === '' ? res : " style=" + JSON.stringify(escape(res));
}
/* not type checking this file because flow doesn't play well with Proxy */
{
makeMap('Infinity,undefined,NaN,isFinite,isNaN,' +
'parseFloat,parseInt,decodeURI,decodeURIComponent,encodeURI,encodeURIComponent,' +
'Math,Number,Date,Array,Object,Boolean,String,RegExp,Map,Set,JSON,Intl,BigInt,' +
'require' // for Webpack/Browserify
);
var hasProxy_1 = typeof Proxy !== 'undefined' && isNative(Proxy);
if (hasProxy_1) {
var isBuiltInModifier_1 = makeMap('stop,prevent,self,ctrl,shift,alt,meta,exact');
config.keyCodes = new Proxy(config.keyCodes, {
set: function (target, key, value) {
if (isBuiltInModifier_1(key)) {
warn$2("Avoid overwriting built-in modifier in config.keyCodes: ." + key);
return false;
}
else {
target[key] = value;
return true;
}
},
});
}
}
var seenObjects = new _Set();
/**
* Recursively traverse an object to evoke all converted
* getters, so that every nested property inside the object
* is collected as a "deep" dependency.
*/
function traverse(val) {
_traverse(val, seenObjects);
seenObjects.clear();
}
function _traverse(val, seen) {
var i, keys;
var isA = Array.isArray(val);
if ((!isA && !isObject(val)) ||
Object.isFrozen(val) ||
val instanceof VNode) {
return;
}
if (val.__ob__) {
var depId = val.__ob__.dep.id;
if (seen.has(depId)) {
return;
}
seen.add(depId);
}
if (isA) {
i = val.length;
while (i--)
{ _traverse(val[i], seen); }
}
else {
keys = Object.keys(val);
i = keys.length;
while (i--)
{ _traverse(val[keys[i]], seen); }
}
}
{
var perf_1 = inBrowser && window.performance;
/* istanbul ignore if */
if (perf_1 &&
perf_1.mark &&
perf_1.measure &&
perf_1.clearMarks &&
perf_1.clearMeasures) ;
}
var normalizeEvent = cached(function (name) {
var passive = name.charAt(0) === '&';
name = passive ? name.slice(1) : name;
var once = name.charAt(0) === '~'; // Prefixed last, checked first
name = once ? name.slice(1) : name;
var capture = name.charAt(0) === '!';
name = capture ? name.slice(1) : name;
return {
name: name,
once: once,
capture: capture,
passive: passive,
};
});
function createFnInvoker(fns, vm) {
function invoker() {
var arguments$1 = arguments;
var fns = invoker.fns;
if (Array.isArray(fns)) {
var cloned = fns.slice();
for (var i = 0; i < cloned.length; i++) {
invokeWithErrorHandling(cloned[i], null, arguments$1, vm, "v-on handler");
}
}
else {
// return handler return value for single handlers
return invokeWithErrorHandling(fns, null, arguments, vm, "v-on handler");
}
}
invoker.fns = fns;
return invoker;
}
function updateListeners(on, oldOn, add, remove, createOnceHandler, vm) {
var name, cur, old, event;
for (name in on) {
cur = on[name];
old = oldOn[name];
event = normalizeEvent(name);
if (isUndef(cur)) {
warn$2("Invalid handler for event \"" + event.name + "\": got " + String(cur), vm);
}
else if (isUndef(old)) {
if (isUndef(cur.fns)) {
cur = on[name] = createFnInvoker(cur, vm);
}
if (isTrue(event.once)) {
cur = on[name] = createOnceHandler(event.name, cur, event.capture);
}
add(event.name, cur, event.capture, event.passive, event.params);
}
else if (cur !== old) {
old.fns = cur;
on[name] = old;
}
}
for (name in oldOn) {
if (isUndef(on[name])) {
event = normalizeEvent(name);
remove(event.name, oldOn[name], event.capture);
}
}
}
function extractPropsFromVNodeData(data, Ctor, tag) {
// we are only extracting raw values here.
// validation and default values are handled in the child
// component itself.
var propOptions = Ctor.options.props;
if (isUndef(propOptions)) {
return;
}
var res = {};
var attrs = data.attrs, props = data.props;
if (isDef(attrs) || isDef(props)) {
for (var key in propOptions) {
var altKey = hyphenate(key);
{
var keyInLowerCase = key.toLowerCase();
if (key !== keyInLowerCase && attrs && hasOwn(attrs, keyInLowerCase)) {
tip("Prop \"" + keyInLowerCase + "\" is passed to component " +
(formatComponentName(
// @ts-ignore
tag || Ctor) + ", but the declared prop name is") +
(" \"" + key + "\". ") +
"Note that HTML attributes are case-insensitive and camelCased " +
"props need to use their kebab-case equivalents when using in-DOM " +
("templates. You should probably use \"" + altKey + "\" instead of \"" + key + "\"."));
}
}
checkProp(res, props, key, altKey, true) ||
checkProp(res, attrs, key, altKey, false);
}
}
return res;
}
function checkProp(res, hash, key, altKey, preserve) {
if (isDef(hash)) {
if (hasOwn(hash, key)) {
res[key] = hash[key];
if (!preserve) {
delete hash[key];
}
return true;
}
else if (hasOwn(hash, altKey)) {
res[key] = hash[altKey];
if (!preserve) {
delete hash[altKey];
}
return true;
}
}
return false;
}
var SIMPLE_NORMALIZE = 1;
var ALWAYS_NORMALIZE = 2;
// wrapper function for providing a more flexible interface
// without getting yelled at by flow
function createElement(context, tag, data, children, normalizationType, alwaysNormalize) {
if (Array.isArray(data) || isPrimitive(data)) {
normalizationType = children;
children = data;
data = undefined;
}
if (isTrue(alwaysNormalize)) {
normalizationType = ALWAYS_NORMALIZE;
}
return _createElement(context, tag, data, children, normalizationType);
}
function _createElement(context, tag, data, children, normalizationType) {
if (isDef(data) && isDef(data.__ob__)) {
warn$2("Avoid using observed data object as vnode data: " + JSON.stringify(data) + "\n" + 'Always create fresh vnode data objects in each render!', context);
return createEmptyVNode();
}
// object syntax in v-bind
if (isDef(data) && isDef(data.is)) {
tag = data.is;
}
if (!tag) {
// in case of component :is set to falsy value
return createEmptyVNode();
}
// warn against non-primitive key
if (isDef(data) &&
isDef(data.key) &&
!isPrimitive(data.key)) {
// @ts-expect-error
{
warn$2('Avoid using non-primitive value as key, ' +
'use string/number value instead.', context);
}
}
// support single function children as default scoped slot
if (Array.isArray(children) && typeof children[0] === 'function') {
data = data || {};
data.scopedSlots = { default: children[0] };
children.length = 0;
}
if (normalizationType === ALWAYS_NORMALIZE) {
children = normalizeChildren(children);
}
else if (normalizationType === SIMPLE_NORMALIZE) {
children = simpleNormalizeChildren(children);
}
var vnode, ns;
if (typeof tag === 'string') {
var Ctor = void 0;
ns = (context.$vnode && context.$vnode.ns) || config.getTagNamespace(tag);
if ((!data || !data.pre) &&
isDef((Ctor = resolveAsset(context.$options, 'components', tag)))) {
// component
vnode = createComponent(Ctor, data, context, children, tag);
}
else {
// unknown or unlisted namespaced elements
// check at runtime because it may get assigned a namespace when its
// parent normalizes children
vnode = new VNode(tag, data, children, undefined, undefined, context);
}
}
else {
// direct component options / constructor
vnode = createComponent(tag, data, context, children);
}
if (Array.isArray(vnode)) {
return vnode;
}
else if (isDef(vnode)) {
if (isDef(ns))
{ applyNS(vnode, ns); }
if (isDef(data))
{ registerDeepBindings(data); }
return vnode;
}
else {
return createEmptyVNode();
}
}
function applyNS(vnode, ns, force) {
vnode.ns = ns;
if (vnode.tag === 'foreignObject') {
// use default namespace inside foreignObject
ns = undefined;
force = true;
}
if (isDef(vnode.children)) {
for (var i = 0, l = vnode.children.length; i < l; i++) {
var child = vnode.children[i];
if (isDef(child.tag) &&
(isUndef(child.ns) || (isTrue(force) && child.tag !== 'svg'))) {
applyNS(child, ns, force);
}
}
}
}
// ref #5318
// necessary to ensure parent re-render when deep bindings like :style and
// :class are used on slot nodes
function registerDeepBindings(data) {
if (isObject(data.style)) {
traverse(data.style);
}
if (isObject(data.class)) {
traverse(data.class);
}
}
/**
* Runtime helper for rendering v-for lists.
*/
function renderList(val, render) {
var ret = null, i, l, keys, key;
if (Array.isArray(val) || typeof val === 'string') {
ret = new Array(val.length);
for (i = 0, l = val.length; i < l; i++) {
ret[i] = render(val[i], i);
}
}
else if (typeof val === 'number') {
ret = new Array(val);
for (i = 0; i < val; i++) {
ret[i] = render(i + 1, i);
}
}
else if (isObject(val)) {
if (hasSymbol && val[Symbol.iterator]) {
ret = [];
var iterator = val[Symbol.iterator]();
var result = iterator.next();
while (!result.done) {
ret.push(render(result.value, ret.length));
result = iterator.next();
}
}
else {
keys = Object.keys(val);
ret = new Array(keys.length);
for (i = 0, l = keys.length; i < l; i++) {
key = keys[i];
ret[i] = render(val[key], key, i);
}
}
}
if (!isDef(ret)) {
ret = [];
}
ret._isVList = true;
return ret;
}
/**
* Runtime helper for rendering <slot>
*/
function renderSlot(name, fallback, props, bindObject) {
var scopedSlotFn = this.$scopedSlots[name];
var nodes;
if (scopedSlotFn) {
// scoped slot
props = props || {};
if (bindObject) {
if (!isObject(bindObject)) {
warn$2('slot v-bind without argument expects an Object', this);
}
props = extend(extend({}, bindObject), props);
}
nodes = scopedSlotFn(props) || fallback;
}
else {
nodes = this.$slots[name] || fallback;
}
var target = props && props.slot;
if (target) {
return this.$createElement('template', { slot: target }, nodes);
}
else {
return nodes;
}
}
/**
* Runtime helper for resolving filters
*/
function resolveFilter(id) {
return resolveAsset(this.$options, 'filters', id, true) || identity;
}
function isKeyNotMatch(expect, actual) {
if (Array.isArray(expect)) {
return expect.indexOf(actual) === -1;
}
else {
return expect !== actual;
}
}
/**
* Runtime helper for checking keyCodes from config.
* exposed as Vue.prototype._k
* passing in eventKeyName as last argument separately for backwards compat
*/
function checkKeyCodes(eventKeyCode, key, builtInKeyCode, eventKeyName, builtInKeyName) {
var mappedKeyCode = config.keyCodes[key] || builtInKeyCode;
if (builtInKeyName && eventKeyName && !config.keyCodes[key]) {
return isKeyNotMatch(builtInKeyName, eventKeyName);
}
else if (mappedKeyCode) {
return isKeyNotMatch(mappedKeyCode, eventKeyCode);
}
else if (eventKeyName) {
return hyphenate(eventKeyName) !== key;
}
}
/**
* Runtime helper for merging v-bind="object" into a VNode's data.
*/
function bindObjectProps(data, tag, value, asProp, isSync) {
if (value) {
if (!isObject(value)) {
warn$2('v-bind without argument expects an Object or Array value', this);
}
else {
if (Array.isArray(value)) {
value = toObject(value);
}
var hash = void 0;
var _loop_1 = function (key) {
if (key === 'class' || key === 'style' || isReservedAttribute(key)) {
hash = data;
}
else {
var type = data.attrs && data.attrs.type;
hash =
asProp || config.mustUseProp(tag, type, key)
? data.domProps || (data.domProps = {})
: data.attrs || (data.attrs = {});
}
var camelizedKey = camelize(key);
var hyphenatedKey = hyphenate(key);
if (!(camelizedKey in hash) && !(hyphenatedKey in hash)) {
hash[key] = value[key];
if (isSync) {
var on = data.on || (data.on = {});
on["update:" + key] = function ($event) {
value[key] = $event;
};
}
}
};
for (var key in value) {
_loop_1(key);
}
}
}
return data;
}
/**
* Runtime helper for rendering static trees.
*/
function renderStatic(index, isInFor) {
var cached = this._staticTrees || (this._staticTrees = []);
var tree = cached[index];
// if has already-rendered static tree and not inside v-for,
// we can reuse the same tree.
if (tree && !isInFor) {
return tree;
}
// otherwise, render a fresh tree.
tree = cached[index] = this.$options.staticRenderFns[index].call(this._renderProxy, null, this // for render fns generated for functional component templates
);
markStatic(tree, "__static__" + index, false);
return tree;
}
/**
* Runtime helper for v-once.
* Effectively it means marking the node as static with a unique key.
*/
function markOnce(tree, index, key) {
markStatic(tree, "__once__" + index + (key ? "_" + key : ""), true);
return tree;
}
function markStatic(tree, key, isOnce) {
if (Array.isArray(tree)) {
for (var i = 0; i < tree.length; i++) {
if (tree[i] && typeof tree[i] !== 'string') {
markStaticNode(tree[i], key + "_" + i, isOnce);
}
}
}
else {
markStaticNode(tree, key, isOnce);
}
}
function markStaticNode(node, key, isOnce) {
node.isStatic = true;
node.key = key;
node.isOnce = isOnce;
}
function bindObjectListeners(data, value) {
if (value) {
if (!isPlainObject(value)) {
warn$2('v-on without argument expects an Object value', this);
}
else {
var on = (data.on = data.on ? extend({}, data.on) : {});
for (var key in value) {
var existing = on[key];
var ours = value[key];
on[key] = existing ? [].concat(existing, ours) : ours;
}
}
}
return data;
}
function resolveScopedSlots(fns, res,
// the following are added in 2.6
hasDynamicKeys, contentHashKey) {
res = res || { $stable: !hasDynamicKeys };
for (var i = 0; i < fns.length; i++) {
var slot = fns[i];
if (Array.isArray(slot)) {
resolveScopedSlots(slot, res, hasDynamicKeys);
}
else if (slot) {
// marker for reverse proxying v-slot without scope on this.$slots
// @ts-expect-error
if (slot.proxy) {
// @ts-expect-error
slot.fn.proxy = true;
}
res[slot.key] = slot.fn;
}
}
if (contentHashKey) {
res.$key = contentHashKey;
}
return res;
}
// helper to process dynamic keys for dynamic arguments in v-bind and v-on.
function bindDynamicKeys(baseObj, values) {
for (var i = 0; i < values.length; i += 2) {
var key = values[i];
if (typeof key === 'string' && key) {
baseObj[values[i]] = values[i + 1];
}
else if (key !== '' &&
key !== null) {
// null is a special value for explicitly removing a binding
warn$2("Invalid value for dynamic directive argument (expected string or null): " + key, this);
}
}
return baseObj;
}
// helper to dynamically append modifier runtime markers to event names.
// ensure only append when value is already string, otherwise it will be cast
// to string and cause the type check to miss.
function prependModifier(value, symbol) {
return typeof value === 'string' ? symbol + value : value;
}
function installRenderHelpers(target) {
target._o = markOnce;
target._n = toNumber;
target._s = toString;
target._l = renderList;
target._t = renderSlot;
target._q = looseEqual;
target._i = looseIndexOf;
target._m = renderStatic;
target._f = resolveFilter;
target._k = checkKeyCodes;
target._b = bindObjectProps;
target._v = createTextVNode;
target._e = createEmptyVNode;
target._u = resolveScopedSlots;
target._g = bindObjectListeners;
target._d = bindDynamicKeys;
target._p = prependModifier;
}
/**
* Runtime helper for resolving raw children VNodes into a slot object.
*/
function resolveSlots(children, context) {
if (!children || !children.length) {
return {};
}
var slots = {};
for (var i = 0, l = children.length; i < l; i++) {
var child = children[i];
var data = child.data;
// remove slot attribute if the node is resolved as a Vue slot node
if (data && data.attrs && data.attrs.slot) {
delete data.attrs.slot;
}
// named slots should only be respected if the vnode was rendered in the
// same context.
if ((child.context === context || child.fnContext === context) &&
data &&
data.slot != null) {
var name_1 = data.slot;
var slot = slots[name_1] || (slots[name_1] = []);
if (child.tag === 'template') {
slot.push.apply(slot, child.children || []);
}
else {
slot.push(child);
}
}
else {
(slots.default || (slots.default = [])).push(child);
}
}
// ignore slots that contains only whitespace
for (var name_2 in slots) {
if (slots[name_2].every(isWhitespace)) {
delete slots[name_2];
}
}
return slots;
}
function isWhitespace(node) {
return (node.isComment && !node.asyncFactory) || node.text === ' ';
}
function normalizeScopedSlots(slots, normalSlots, prevSlots) {
var res;
var hasNormalSlots = Object.keys(normalSlots).length > 0;
var isStable = slots ? !!slots.$stable : !hasNormalSlots;
var key = slots && slots.$key;
if (!slots) {
res = {};
}
else if (slots._normalized) {
// fast path 1: child component re-render only, parent did not change
return slots._normalized;
}
else if (isStable &&
prevSlots &&
prevSlots !== emptyObject &&
key === prevSlots.$key &&
!hasNormalSlots &&
!prevSlots.$hasNormal) {
// fast path 2: stable scoped slots w/ no normal slots to proxy,
// only need to normalize once
return prevSlots;
}
else {
res = {};
for (var key_1 in slots) {
if (slots[key_1] && key_1[0] !== '$') {
res[key_1] = normalizeScopedSlot(normalSlots, key_1, slots[key_1]);
}
}
}
// expose normal slots on scopedSlots
for (var key_2 in normalSlots) {
if (!(key_2 in res)) {
res[key_2] = proxyNormalSlot(normalSlots, key_2);
}
}
// avoriaz seems to mock a non-extensible $scopedSlots object
// and when that is passed down this would cause an error
if (slots && Object.isExtensible(slots)) {
slots._normalized = res;
}
def(res, '$stable', isStable);
def(res, '$key', key);
def(res, '$hasNormal', hasNormalSlots);
return res;
}
function normalizeScopedSlot(normalSlots, key, fn) {
var normalized = function () {
var res = arguments.length ? fn.apply(null, arguments) : fn({});
res =
res && typeof res === 'object' && !Array.isArray(res)
? [res] // single vnode
: normalizeChildren(res);
return res && (res.length === 0 || (res.length === 1 && res[0].isComment)) // #9658
? undefined
: res;
};
// this is a slot using the new v-slot syntax without scope. although it is
// compiled as a scoped slot, render fn users would expect it to be present
// on this.$slots because the usage is semantically a normal slot.
if (fn.proxy) {
Object.defineProperty(normalSlots, key, {
get: normalized,
enumerable: true,
configurable: true,
});
}
return normalized;
}
function proxyNormalSlot(slots, key) {
return function () { return slots[key]; };
}
function createAsyncPlaceholder(factory, data, context, children, tag) {
var node = createEmptyVNode();
node.asyncFactory = factory;
node.asyncMeta = { data: data, context: context, children: children, tag: tag };
return node;
}
function resolveAsyncComponent(factory, baseCtor) {
if (isTrue(factory.error) && isDef(factory.errorComp)) {
return factory.errorComp;
}
if (isDef(factory.resolved)) {
return factory.resolved;
}
if (isTrue(factory.loading) && isDef(factory.loadingComp)) {
return factory.loadingComp;
}
}
var target;
function add(event, fn) {
target.$on(event, fn);
}
function remove(event, fn) {
target.$off(event, fn);
}
function createOnceHandler(event, fn) {
var _target = target;
return function onceHandler() {
var res = fn.apply(null, arguments);
if (res !== null) {
_target.$off(event, onceHandler);
}
};
}
function updateComponentListeners(vm, listeners, oldListeners) {
target = vm;
updateListeners(listeners, oldListeners || {}, add, remove, createOnceHandler, vm);
target = undefined;
}
var activeInstance = null;
function updateChildComponent(vm, propsData, listeners, parentVnode, renderChildren) {
// determine whether component has slot children
// we need to do this before overwriting $options._renderChildren.
// check if there are dynamic scopedSlots (hand-written or compiled but with
// dynamic slot names). Static scoped slots compiled from template has the
// "$stable" marker.
var newScopedSlots = parentVnode.data.scopedSlots;
var oldScopedSlots = vm.$scopedSlots;
var hasDynamicScopedSlot = !!((newScopedSlots && !newScopedSlots.$stable) ||
(oldScopedSlots !== emptyObject && !oldScopedSlots.$stable) ||
(newScopedSlots && vm.$scopedSlots.$key !== newScopedSlots.$key));
// Any static slot children from the parent may have changed during parent's
// update. Dynamic scoped slots may also have changed. In such cases, a forced
// update is necessary to ensure correctness.
var needsForceUpdate = !!(renderChildren || // has new static slots
vm.$options._renderChildren || // has old static slots
hasDynamicScopedSlot);
// @ts-ignore
vm.$options._parentVnode = parentVnode;
// @ts-ignore
vm.$vnode = parentVnode; // update vm's placeholder node without re-render
if (vm._vnode) {
// update child tree's parent
// @ts-ignore
vm._vnode.parent = parentVnode;
}
vm.$options._renderChildren = renderChildren;
// update $attrs and $listeners hash
// these are also reactive so they may trigger child update if the child
// used them during render
vm.$attrs = parentVnode.data.attrs || emptyObject;
// @ts-ignore
vm.$listeners = listeners || emptyObject;
// update props
if (propsData && vm.$options.props) {
toggleObserving(false);
var props = vm._props;
var propKeys = vm.$options._propKeys || [];
for (var i = 0; i < propKeys.length; i++) {
var key = propKeys[i];
var propOptions = vm.$options.props; // wtf flow?
props[key] = validateProp(key, propOptions, propsData, vm);
}
toggleObserving(true);
// keep a copy of raw propsData
vm.$options.propsData = propsData;
}
// update listeners
listeners = listeners || emptyObject;
var oldListeners = vm.$options._parentListeners;
vm.$options._parentListeners = listeners;
updateComponentListeners(vm, listeners, oldListeners);
// resolve slots + force update if has children
if (needsForceUpdate) {
vm.$slots = resolveSlots(renderChildren, parentVnode.context);
vm.$forceUpdate();
}
}
function isInInactiveTree(vm) {
while (vm && (vm = vm.$parent)) {
if (vm._inactive)
{ return true; }
}
return false;
}
function activateChildComponent(vm, direct) {
if (direct) {
vm._directInactive = false;
if (isInInactiveTree(vm)) {
return;
}
}
else if (vm._directInactive) {
return;
}
if (vm._inactive || vm._inactive === null) {
vm._inactive = false;
for (var i = 0; i < vm.$children.length; i++) {
activateChildComponent(vm.$children[i]);
}
callHook(vm, 'activated');
}
}
function deactivateChildComponent(vm, direct) {
if (direct) {
vm._directInactive = true;
if (isInInactiveTree(vm)) {
return;
}
}
if (!vm._inactive) {
vm._inactive = true;
for (var i = 0; i < vm.$children.length; i++) {
deactivateChildComponent(vm.$children[i]);
}
callHook(vm, 'deactivated');
}
}
function callHook(vm, hook) {
// #7573 disable dep collection when invoking lifecycle hooks
pushTarget();
var handlers = vm.$options[hook];
var info = hook + " hook";
if (handlers) {
for (var i = 0, j = handlers.length; i < j; i++) {
invokeWithErrorHandling(handlers[i], vm, null, vm, info);
}
}
if (vm._hasHookEvent) {
vm.$emit('hook:' + hook);
}
popTarget();
}
// Async edge case fix requires storing an event listener's attach timestamp.
var getNow = Date.now;
// 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.
// All IE versions use low-res event timestamps, and have problematic clock
// implementations (#9632)
if (inBrowser && !isIE) {
var performance_1 = window.performance;
if (performance_1 &&
typeof performance_1.now === 'function' &&
getNow() > document.createEvent('Event').timeStamp) {
// if the event timestamp, although evaluated AFTER the Date.now(), is
// smaller than it, it means the event is using a hi-res timestamp,
// and we need to use the hi-res version for event listener timestamps as
// well.
getNow = function () { return performance_1.now(); };
}
}
/**
* Queue a kept-alive component that was activated during patch.
* The queue will be processed after the entire tree has been patched.
*/
function queueActivatedComponent(vm) {
// setting _inactive to false here so that a render function can
// rely on checking whether it's in an inactive tree (e.g. router-view)
vm._inactive = false;
}
function resolveInject(inject, vm) {
if (inject) {
// inject is :any because flow is not smart enough to figure out cached
var result = Object.create(null);
var keys = hasSymbol ? Reflect.ownKeys(inject) : Object.keys(inject);
for (var i = 0; i < keys.length; i++) {
var key = keys[i];
// #6574 in case the inject object is observed...
if (key === '__ob__')
{ continue; }
var provideKey = inject[key].from;
var source = vm;
while (source) {
if (source._provided && hasOwn(source._provided, provideKey)) {
result[key] = source._provided[provideKey];
break;
}
// @ts-expect-error
source = source.$parent;
}
if (!source) {
if ('default' in inject[key]) {
var provideDefault = inject[key].default;
result[key] =
typeof provideDefault === 'function'
? provideDefault.call(vm)
: provideDefault;
}
else {
// @ts-ignore
warn$2("Injection \"" + key + "\" not found", vm);
}
}
}
return result;
}
}
function resolveConstructorOptions(Ctor) {
var options = Ctor.options;
if (Ctor.super) {
var superOptions = resolveConstructorOptions(Ctor.super);
var cachedSuperOptions = Ctor.superOptions;
if (superOptions !== cachedSuperOptions) {
// super option changed,
// need to resolve new options.
Ctor.superOptions = superOptions;
// check if there are any late-modified/attached options (#4976)
var modifiedOptions = resolveModifiedOptions(Ctor);
// update base extend options
if (modifiedOptions) {
extend(Ctor.extendOptions, modifiedOptions);
}
options = Ctor.options = mergeOptions(superOptions, Ctor.extendOptions);
if (options.name) {
options.components[options.name] = Ctor;
}
}
}
return options;
}
function resolveModifiedOptions(Ctor) {
var modified;
var latest = Ctor.options;
var sealed = Ctor.sealedOptions;
for (var key in latest) {
if (latest[key] !== sealed[key]) {
if (!modified)
{ modified = {}; }
modified[key] = latest[key];
}
}
return modified;
}
function FunctionalRenderContext(data, props, children, parent, Ctor) {
var _this = this;
var options = Ctor.options;
// ensure the createElement function in functional components
// gets a unique context - this is necessary for correct named slot check
var contextVm;
if (hasOwn(parent, '_uid')) {
contextVm = Object.create(parent);
// $flow-disable-line
contextVm._original = parent;
}
else {
// the context vm passed in is a functional context as well.
// in this case we want to make sure we are able to get a hold to the
// real context instance.
contextVm = parent;
// $flow-disable-line
parent = parent._original;
}
var isCompiled = isTrue(options._compiled);
var needNormalization = !isCompiled;
this.data = data;
this.props = props;
this.children = children;
this.parent = parent;
this.listeners = data.on || emptyObject;
this.injections = resolveInject(options.inject, parent);
this.slots = function () {
if (!_this.$slots) {
normalizeScopedSlots(data.scopedSlots, (_this.$slots = resolveSlots(children, parent)));
}
return _this.$slots;
};
Object.defineProperty(this, 'scopedSlots', {
enumerable: true,
get: function () {
return normalizeScopedSlots(data.scopedSlots, this.slots());
},
});
// support for compiled functional template
if (isCompiled) {
// exposing $options for renderStatic()
this.$options = options;
// pre-resolve slots for renderSlot()
this.$slots = this.slots();
this.$scopedSlots = normalizeScopedSlots(data.scopedSlots, this.$slots);
}
if (options._scopeId) {
this._c = function (a, b, c, d) {
var vnode = createElement(contextVm, a, b, c, d, needNormalization);
if (vnode && !Array.isArray(vnode)) {
vnode.fnScopeId = options._scopeId;
vnode.fnContext = parent;
}
return vnode;
};
}
else {
this._c = function (a, b, c, d) {
return createElement(contextVm, a, b, c, d, needNormalization);
};
}
}
installRenderHelpers(FunctionalRenderContext.prototype);
function createFunctionalComponent(Ctor, propsData, data, contextVm, children) {
var options = Ctor.options;
var props = {};
var propOptions = options.props;
if (isDef(propOptions)) {
for (var key in propOptions) {
props[key] = validateProp(key, propOptions, propsData || emptyObject);
}
}
else {
if (isDef(data.attrs))
{ mergeProps(props, data.attrs); }
if (isDef(data.props))
{ mergeProps(props, data.props); }
}
var renderContext = new FunctionalRenderContext(data, props, children, contextVm, Ctor);
var vnode = options.render.call(null, renderContext._c, renderContext);
if (vnode instanceof VNode) {
return cloneAndMarkFunctionalResult(vnode, data, renderContext.parent, options, renderContext);
}
else if (Array.isArray(vnode)) {
var vnodes = normalizeChildren(vnode) || [];
var res = new Array(vnodes.length);
for (var i = 0; i < vnodes.length; i++) {
res[i] = cloneAndMarkFunctionalResult(vnodes[i], data, renderContext.parent, options, renderContext);
}
return res;
}
}
function cloneAndMarkFunctionalResult(vnode, data, contextVm, options, renderContext) {
// #7817 clone node before setting fnContext, otherwise if the node is reused
// (e.g. it was from a cached normal slot) the fnContext causes named slots
// that should not be matched to match.
var clone = cloneVNode(vnode);
clone.fnContext = contextVm;
clone.fnOptions = options;
{
(clone.devtoolsMeta = clone.devtoolsMeta || {}).renderContext = renderContext;
}
if (data.slot) {
(clone.data || (clone.data = {})).slot = data.slot;
}
return clone;
}
function mergeProps(to, from) {
for (var key in from) {
to[camelize(key)] = from[key];
}
}
// inline hooks to be invoked on component VNodes during patch
var componentVNodeHooks = {
init: function (vnode, hydrating) {
if (vnode.componentInstance &&
!vnode.componentInstance._isDestroyed &&
vnode.data.keepAlive) {
// kept-alive components, treat as a patch
var mountedNode = vnode; // work around flow
componentVNodeHooks.prepatch(mountedNode, mountedNode);
}
else {
var child = (vnode.componentInstance = createComponentInstanceForVnode(vnode, activeInstance));
child.$mount(hydrating ? vnode.elm : undefined, hydrating);
}
},
prepatch: function (oldVnode, vnode) {
var options = vnode.componentOptions;
var child = (vnode.componentInstance = oldVnode.componentInstance);
updateChildComponent(child, options.propsData, // updated props
options.listeners, // updated listeners
vnode, // new parent vnode
options.children // new children
);
},
insert: function (vnode) {
var context = vnode.context, componentInstance = vnode.componentInstance;
if (!componentInstance._isMounted) {
componentInstance._isMounted = true;
callHook(componentInstance, 'mounted');
}
if (vnode.data.keepAlive) {
if (context._isMounted) {
// vue-router#1212
// During updates, a kept-alive component's child components may
// change, so directly walking the tree here may call activated hooks
// on incorrect children. Instead we push them into a queue which will
// be processed after the whole patch process ended.
queueActivatedComponent(componentInstance);
}
else {
activateChildComponent(componentInstance, true /* direct */);
}
}
},
destroy: function (vnode) {
var componentInstance = vnode.componentInstance;
if (!componentInstance._isDestroyed) {
if (!vnode.data.keepAlive) {
componentInstance.$destroy();
}
else {
deactivateChildComponent(componentInstance, true /* direct */);
}
}
},
};
var hooksToMerge = Object.keys(componentVNodeHooks);
function createComponent(Ctor, data, context, children, tag) {
if (isUndef(Ctor)) {
return;
}
var baseCtor = context.$options._base;
// plain options object: turn it into a constructor
if (isObject(Ctor)) {
Ctor = baseCtor.extend(Ctor);
}
// if at this stage it's not a constructor or an async component factory,
// reject.
if (typeof Ctor !== 'function') {
{
warn$2("Invalid Component definition: " + String(Ctor), context);
}
return;
}
// async component
var asyncFactory;
// @ts-expect-error
if (isUndef(Ctor.cid)) {
asyncFactory = Ctor;
Ctor = resolveAsyncComponent(asyncFactory);
if (Ctor === undefined) {
// return a placeholder node for async component, which is rendered
// as a comment node but preserves all the raw information for the node.
// the information will be used for async server-rendering and hydration.
return createAsyncPlaceholder(asyncFactory, data, context, children, tag);
}
}
data = data || {};
// resolve constructor options in case global mixins are applied after
// component constructor creation
resolveConstructorOptions(Ctor);
// transform component v-model data into props & events
if (isDef(data.model)) {
// @ts-expect-error
transformModel(Ctor.options, data);
}
// extract props
// @ts-expect-error
var propsData = extractPropsFromVNodeData(data, Ctor, tag);
// functional component
// @ts-expect-error
if (isTrue(Ctor.options.functional)) {
return createFunctionalComponent(Ctor, propsData, data, context, children);
}
// extract listeners, since these needs to be treated as
// child component listeners instead of DOM listeners
var listeners = data.on;
// replace with listeners with .native modifier
// so it gets processed during parent component patch.
data.on = data.nativeOn;
// @ts-expect-error
if (isTrue(Ctor.options.abstract)) {
// abstract components do not keep anything
// other than props & listeners & slot
// work around flow
var slot = data.slot;
data = {};
if (slot) {
data.slot = slot;
}
}
// install component management hooks onto the placeholder node
installComponentHooks(data);
// return a placeholder vnode
// @ts-expect-error
var name = Ctor.options.name || tag;
var vnode = new VNode(
// @ts-expect-error
"vue-component-" + Ctor.cid + (name ? "-" + name : ''), data, undefined, undefined, undefined, context,
// @ts-expect-error
{ Ctor: Ctor, propsData: propsData, listeners: listeners, tag: tag, children: children }, asyncFactory);
return vnode;
}
function createComponentInstanceForVnode(
// we know it's MountedComponentVNode but flow doesn't
vnode,
// activeInstance in lifecycle state
parent) {
var options = {
_isComponent: true,
_parentVnode: vnode,
parent: parent,
};
// check inline-template render functions
var inlineTemplate = vnode.data.inlineTemplate;
if (isDef(inlineTemplate)) {
options.render = inlineTemplate.render;
options.staticRenderFns = inlineTemplate.staticRenderFns;
}
return new vnode.componentOptions.Ctor(options);
}
function installComponentHooks(data) {
var hooks = data.hook || (data.hook = {});
for (var i = 0; i < hooksToMerge.length; i++) {
var key = hooksToMerge[i];
var existing = hooks[key];
var toMerge = componentVNodeHooks[key];
// @ts-expect-error
if (existing !== toMerge && !(existing && existing._merged)) {
hooks[key] = existing ? mergeHook(toMerge, existing) : toMerge;
}
}
}
function mergeHook(f1, f2) {
var merged = function (a, b) {
// flow complains about extra args which is why we use any
f1(a, b);
f2(a, b);
};
merged._merged = true;
return merged;
}
// transform component v-model info (value and callback) into
// prop and event handler respectively.
function transformModel(options, data) {
var prop = (options.model && options.model.prop) || 'value';
var event = (options.model && options.model.event) || 'input';
(data.attrs || (data.attrs = {}))[prop] = data.model.value;
var on = data.on || (data.on = {});
var existing = on[event];
var callback = data.model.callback;
if (isDef(existing)) {
if (Array.isArray(existing)
? existing.indexOf(callback) === -1
: existing !== callback) {
on[event] = [callback].concat(existing);
}
}
else {
on[event] = callback;
}
}
var warned = Object.create(null);
var warnOnce = function (msg) {
if (!warned[msg]) {
warned[msg] = true;
// eslint-disable-next-line no-console
console.warn("\n\u001B[31m" + msg + "\u001B[39m\n");
}
};
var onCompilationError = function (err, vm) {
var trace = vm ? generateComponentTrace(vm) : '';
throw new Error("\n\u001B[31m" + err + trace + "\u001B[39m\n");
};
var normalizeRender = function (vm) {
var _a = vm.$options, render = _a.render, template = _a.template, _scopeId = _a._scopeId;
if (isUndef(render)) {
if (template) {
var compiled = compileToFunctions(template, {
scopeId: _scopeId,
warn: onCompilationError,
}, vm);
vm.$options.render = compiled.render;
vm.$options.staticRenderFns = compiled.staticRenderFns;
}
else {
throw new Error("render function or template not defined in component: " + (vm.$options.name || vm.$options._componentTag || 'anonymous'));
}
}
};
function waitForServerPrefetch(vm, resolve, reject) {
var handlers = vm.$options.serverPrefetch;
if (isDef(handlers)) {
if (!Array.isArray(handlers))
{ handlers = [handlers]; }
try {
var promises = [];
for (var i = 0, j = handlers.length; i < j; i++) {
var result = handlers[i].call(vm, vm);
if (result && typeof result.then === 'function') {
promises.push(result);
}
}
Promise.all(promises).then(resolve).catch(reject);
return;
}
catch (e) {
reject(e);
}
}
resolve();
}
function renderNode(node, isRoot, context) {
if (node.isString) {
renderStringNode(node, context);
}
else if (isDef(node.componentOptions)) {
renderComponent(node, isRoot, context);
}
else if (isDef(node.tag)) {
renderElement(node, isRoot, context);
}
else if (isTrue(node.isComment)) {
if (isDef(node.asyncFactory)) {
// async component
renderAsyncComponent(node, isRoot, context);
}
else {
context.write("<!--" + node.text + "-->", context.next);
}
}
else {
context.write(node.raw ? node.text : escape(String(node.text)), context.next);
}
}
function registerComponentForCache(options, write) {
// exposed by vue-loader, need to call this if cache hit because
// component lifecycle hooks will not be called.
var register = options._ssrRegister;
if (write.caching && isDef(register)) {
write.componentBuffer[write.componentBuffer.length - 1].add(register);
}
return register;
}
function renderComponent(node, isRoot, context) {
var write = context.write, next = context.next, userContext = context.userContext;
// check cache hit
var Ctor = node.componentOptions.Ctor;
var getKey = Ctor.options.serverCacheKey;
var name = Ctor.options.name;
var cache = context.cache;
var registerComponent = registerComponentForCache(Ctor.options, write);
if (isDef(getKey) && isDef(cache) && isDef(name)) {
var rawKey = getKey(node.componentOptions.propsData);
if (rawKey === false) {
renderComponentInner(node, isRoot, context);
return;
}
var key_1 = name + '::' + rawKey;
var has = context.has, get_1 = context.get;
if (isDef(has)) {
has(key_1, function (hit) {
if (hit === true && isDef(get_1)) {
get_1(key_1, function (res) {
if (isDef(registerComponent)) {
registerComponent(userContext);
}
res.components.forEach(function (register) { return register(userContext); });
write(res.html, next);
});
}
else {
renderComponentWithCache(node, isRoot, key_1, context);
}
});
}
else if (isDef(get_1)) {
get_1(key_1, function (res) {
if (isDef(res)) {
if (isDef(registerComponent)) {
registerComponent(userContext);
}
res.components.forEach(function (register) { return register(userContext); });
write(res.html, next);
}
else {
renderComponentWithCache(node, isRoot, key_1, context);
}
});
}
}
else {
if (isDef(getKey) && isUndef(cache)) {
warnOnce("[vue-server-renderer] Component " + (Ctor.options.name || '(anonymous)') + " implemented serverCacheKey, " +
'but no cache was provided to the renderer.');
}
if (isDef(getKey) && isUndef(name)) {
warnOnce("[vue-server-renderer] Components that implement \"serverCacheKey\" " +
"must also define a unique \"name\" option.");
}
renderComponentInner(node, isRoot, context);
}
}
function renderComponentWithCache(node, isRoot, key, context) {
var write = context.write;
write.caching = true;
var buffer = write.cacheBuffer;
var bufferIndex = buffer.push('') - 1;
var componentBuffer = write.componentBuffer;
componentBuffer.push(new Set());
context.renderStates.push({
type: 'ComponentWithCache',
key: key,
buffer: buffer,
bufferIndex: bufferIndex,
componentBuffer: componentBuffer,
});
renderComponentInner(node, isRoot, context);
}
function renderComponentInner(node, isRoot, context) {
var prevActive = context.activeInstance;
// expose userContext on vnode
node.ssrContext = context.userContext;
var child = (context.activeInstance = createComponentInstanceForVnode(node, context.activeInstance));
normalizeRender(child);
var resolve = function () {
var childNode = child._render();
childNode.parent = node;
context.renderStates.push({
type: 'Component',
prevActive: prevActive,
});
renderNode(childNode, isRoot, context);
};
var reject = context.done;
waitForServerPrefetch(child, resolve, reject);
}
function renderAsyncComponent(node, isRoot, context) {
var factory = node.asyncFactory;
var resolve = function (comp) {
if (comp.__esModule && comp.default) {
comp = comp.default;
}
var _a = node.asyncMeta, data = _a.data, children = _a.children, tag = _a.tag;
var nodeContext = node.asyncMeta.context;
var resolvedNode = createComponent(comp, data, nodeContext, children, tag);
if (resolvedNode) {
if (resolvedNode.componentOptions) {
// normal component
renderComponent(resolvedNode, isRoot, context);
}
else if (!Array.isArray(resolvedNode)) {
// single return node from functional component
renderNode(resolvedNode, isRoot, context);
}
else {
// multiple return nodes from functional component
context.renderStates.push({
type: 'Fragment',
children: resolvedNode,
rendered: 0,
total: resolvedNode.length,
});
context.next();
}
}
else {
// invalid component, but this does not throw on the client
// so render empty comment node
context.write("<!---->", context.next);
}
};
if (factory.resolved) {
resolve(factory.resolved);
return;
}
var reject = context.done;
var res;
try {
res = factory(resolve, reject);
}
catch (e) {
reject(e);
}
if (res) {
if (typeof res.then === 'function') {
res.then(resolve, reject).catch(reject);
}
else {
// new syntax in 2.3
var comp = res.component;
if (comp && typeof comp.then === 'function') {
comp.then(resolve, reject).catch(reject);
}
}
}
}
function renderStringNode(el, context) {
var write = context.write, next = context.next;
if (isUndef(el.children) || el.children.length === 0) {
write(el.open + (el.close || ''), next);
}
else {
var children = el.children;
context.renderStates.push({
type: 'Element',
children: children,
rendered: 0,
total: children.length,
endTag: el.close,
});
write(el.open, next);
}
}
function renderElement(el, isRoot, context) {
var write = context.write, next = context.next;
if (isTrue(isRoot)) {
if (!el.data)
{ el.data = {}; }
if (!el.data.attrs)
{ el.data.attrs = {}; }
el.data.attrs[SSR_ATTR] = 'true';
}
if (el.fnOptions) {
registerComponentForCache(el.fnOptions, write);
}
var startTag = renderStartingTag(el, context);
var endTag = "</" + el.tag + ">";
if (context.isUnaryTag(el.tag)) {
write(startTag, next);
}
else if (isUndef(el.children) || el.children.length === 0) {
write(startTag + endTag, next);
}
else {
var children = el.children;
context.renderStates.push({
type: 'Element',
children: children,
rendered: 0,
total: children.length,
endTag: endTag,
});
write(startTag, next);
}
}
function hasAncestorData(node) {
var parentNode = node.parent;
return (isDef(parentNode) && (isDef(parentNode.data) || hasAncestorData(parentNode)));
}
function getVShowDirectiveInfo(node) {
var dir;
var tmp;
while (isDef(node)) {
if (node.data && node.data.directives) {
tmp = node.data.directives.find(function (dir) { return dir.name === 'show'; });
if (tmp) {
dir = tmp;
}
}
node = node.parent;
}
//@ts-expect-error
return dir;
}
function renderStartingTag(node, context) {
var markup = "<" + node.tag;
var directives = context.directives, modules = context.modules;
// construct synthetic data for module processing
// because modules like style also produce code by parent VNode data
if (isUndef(node.data) && hasAncestorData(node)) {
node.data = {};
}
if (isDef(node.data)) {
// check directives
var dirs = node.data.directives;
if (dirs) {
for (var i = 0; i < dirs.length; i++) {
var name_1 = dirs[i].name;
if (name_1 !== 'show') {
var dirRenderer = resolveAsset(context, 'directives', name_1);
if (dirRenderer) {
// directives mutate the node's data
// which then gets rendered by modules
dirRenderer(node, dirs[i]);
}
}
}
}
// v-show directive needs to be merged from parent to child
var vshowDirectiveInfo = getVShowDirectiveInfo(node);
if (vshowDirectiveInfo) {
directives.show(node, vshowDirectiveInfo);
}
// apply other modules
for (var i = 0; i < modules.length; i++) {
var res = modules[i](node);
if (res) {
markup += res;
}
}
}
// attach scoped CSS ID
var scopeId;
var activeInstance = context.activeInstance;
if (isDef(activeInstance) &&
activeInstance !== node.context &&
isDef((scopeId = activeInstance.$options._scopeId))) {
markup += " " + scopeId;
}
if (isDef(node.fnScopeId)) {
markup += " " + node.fnScopeId;
}
else {
while (isDef(node)) {
//@ts-expect-error
if (isDef((scopeId = node.context.$options._scopeId))) {
markup += " " + scopeId;
}
node = node.parent;
}
}
return markup + '>';
}
function createRenderFunction(modules, directives, isUnaryTag, cache) {
return function render(component, write, userContext, done) {
warned = Object.create(null);
var context = new RenderContext({
activeInstance: component,
userContext: userContext,
write: write,
done: done,
renderNode: renderNode,
isUnaryTag: isUnaryTag,
modules: modules,
directives: directives,
cache: cache,
});
installSSRHelpers(component);
normalizeRender(component);
var resolve = function () {
renderNode(component._render(), true, context);
};
waitForServerPrefetch(component, resolve, done);
};
}
function createBasicRenderer(_a) {
var _b = _a === void 0 ? {} : _a, _c = _b.modules, modules = _c === void 0 ? [] : _c, _d = _b.directives, directives = _d === void 0 ? {} : _d, _e = _b.isUnaryTag, isUnaryTag = _e === void 0 ? function () { return false; } : _e, cache = _b.cache;
var render = createRenderFunction(modules, directives, isUnaryTag, cache);
return function renderToString(component, context, done) {
if (typeof context === 'function') {
done = context;
context = {};
}
var result = '';
var write = createWriteFunction(function (text) {
result += text;
return false;
}, done);
try {
//@ts-expect-error
render(component, write, context, function () {
done(null, result);
});
}
catch (e) {
done(e);
}
};
}
var entryServerBasicRenderer = createBasicRenderer({
// @ts-expect-error
modules: modules$1,
directives: directives$1,
isUnaryTag: isUnaryTag,
canBeLeftOpenTag: canBeLeftOpenTag,
});
return entryServerBasicRenderer;
})));