, or missing
. Bailing hydration and performing ' +\n 'full client-side render.'\n );\n }\n }\n // either not server-rendered, or hydration failed.\n // create an empty node and replace it\n oldVnode = emptyNodeAt(oldVnode);\n }\n // replacing existing element\n var oldElm = oldVnode.elm;\n var parentElm$1 = nodeOps.parentNode(oldElm);\n createElm(\n vnode,\n insertedVnodeQueue,\n // extremely rare edge case: do not insert if old element is in a\n // leaving transition. Only happens when combining transition +\n // keep-alive + HOCs. (#4590)\n oldElm._leaveCb ? null : parentElm$1,\n nodeOps.nextSibling(oldElm)\n );\n\n if (isDef(vnode.parent)) {\n // component root element replaced.\n // update parent placeholder node element, recursively\n var ancestor = vnode.parent;\n while (ancestor) {\n ancestor.elm = vnode.elm;\n ancestor = ancestor.parent;\n }\n if (isPatchable(vnode)) {\n for (var i = 0; i < cbs.create.length; ++i) {\n cbs.create[i](emptyNode, vnode.parent);\n }\n }\n }\n\n if (isDef(parentElm$1)) {\n removeVnodes(parentElm$1, [oldVnode], 0, 0);\n } else if (isDef(oldVnode.tag)) {\n invokeDestroyHook(oldVnode);\n }\n }\n }\n\n invokeInsertHook(vnode, insertedVnodeQueue, isInitialPatch);\n return vnode.elm\n }\n}\n\n/* */\n\nvar directives = {\n create: updateDirectives,\n update: updateDirectives,\n destroy: function unbindDirectives (vnode) {\n updateDirectives(vnode, emptyNode);\n }\n};\n\nfunction updateDirectives (oldVnode, vnode) {\n if (oldVnode.data.directives || vnode.data.directives) {\n _update(oldVnode, vnode);\n }\n}\n\nfunction _update (oldVnode, vnode) {\n var isCreate = oldVnode === emptyNode;\n var isDestroy = vnode === emptyNode;\n var oldDirs = normalizeDirectives$1(oldVnode.data.directives, oldVnode.context);\n var newDirs = normalizeDirectives$1(vnode.data.directives, vnode.context);\n\n var dirsWithInsert = [];\n var dirsWithPostpatch = [];\n\n var key, oldDir, dir;\n for (key in newDirs) {\n oldDir = oldDirs[key];\n dir = newDirs[key];\n if (!oldDir) {\n // new directive, bind\n callHook$1(dir, 'bind', vnode, oldVnode);\n if (dir.def && dir.def.inserted) {\n dirsWithInsert.push(dir);\n }\n } else {\n // existing directive, update\n dir.oldValue = oldDir.value;\n callHook$1(dir, 'update', vnode, oldVnode);\n if (dir.def && dir.def.componentUpdated) {\n dirsWithPostpatch.push(dir);\n }\n }\n }\n\n if (dirsWithInsert.length) {\n var callInsert = function () {\n for (var i = 0; i < dirsWithInsert.length; i++) {\n callHook$1(dirsWithInsert[i], 'inserted', vnode, oldVnode);\n }\n };\n if (isCreate) {\n mergeVNodeHook(vnode.data.hook || (vnode.data.hook = {}), 'insert', callInsert);\n } else {\n callInsert();\n }\n }\n\n if (dirsWithPostpatch.length) {\n mergeVNodeHook(vnode.data.hook || (vnode.data.hook = {}), 'postpatch', function () {\n for (var i = 0; i < dirsWithPostpatch.length; i++) {\n callHook$1(dirsWithPostpatch[i], 'componentUpdated', vnode, oldVnode);\n }\n });\n }\n\n if (!isCreate) {\n for (key in oldDirs) {\n if (!newDirs[key]) {\n // no longer present, unbind\n callHook$1(oldDirs[key], 'unbind', oldVnode, oldVnode, isDestroy);\n }\n }\n }\n}\n\nvar emptyModifiers = Object.create(null);\n\nfunction normalizeDirectives$1 (\n dirs,\n vm\n) {\n var res = Object.create(null);\n if (!dirs) {\n return res\n }\n var i, dir;\n for (i = 0; i < dirs.length; i++) {\n dir = dirs[i];\n if (!dir.modifiers) {\n dir.modifiers = emptyModifiers;\n }\n res[getRawDirName(dir)] = dir;\n dir.def = resolveAsset(vm.$options, 'directives', dir.name, true);\n }\n return res\n}\n\nfunction getRawDirName (dir) {\n return dir.rawName || ((dir.name) + \".\" + (Object.keys(dir.modifiers || {}).join('.')))\n}\n\nfunction callHook$1 (dir, hook, vnode, oldVnode, isDestroy) {\n var fn = dir.def && dir.def[hook];\n if (fn) {\n try {\n fn(vnode.elm, dir, vnode, oldVnode, isDestroy);\n } catch (e) {\n handleError(e, vnode.context, (\"directive \" + (dir.name) + \" \" + hook + \" hook\"));\n }\n }\n}\n\nvar baseModules = [\n ref,\n directives\n];\n\n/* */\n\nfunction updateAttrs (oldVnode, vnode) {\n var opts = vnode.componentOptions;\n if (isDef(opts) && opts.Ctor.options.inheritAttrs === false) {\n return\n }\n if (isUndef(oldVnode.data.attrs) && isUndef(vnode.data.attrs)) {\n return\n }\n var key, cur, old;\n var elm = vnode.elm;\n var oldAttrs = oldVnode.data.attrs || {};\n var attrs = vnode.data.attrs || {};\n // clone observed objects, as the user probably wants to mutate it\n if (isDef(attrs.__ob__)) {\n attrs = vnode.data.attrs = extend({}, attrs);\n }\n\n for (key in attrs) {\n cur = attrs[key];\n old = oldAttrs[key];\n if (old !== cur) {\n setAttr(elm, key, cur);\n }\n }\n // #4391: in IE9, setting type can reset value for input[type=radio]\n /* istanbul ignore if */\n if (isIE9 && attrs.value !== oldAttrs.value) {\n setAttr(elm, 'value', attrs.value);\n }\n for (key in oldAttrs) {\n if (isUndef(attrs[key])) {\n if (isXlink(key)) {\n elm.removeAttributeNS(xlinkNS, getXlinkProp(key));\n } else if (!isEnumeratedAttr(key)) {\n elm.removeAttribute(key);\n }\n }\n }\n}\n\nfunction setAttr (el, key, value) {\n if (isBooleanAttr(key)) {\n // set attribute for blank value\n // e.g. \n if (isFalsyAttrValue(value)) {\n el.removeAttribute(key);\n } else {\n el.setAttribute(key, key);\n }\n } else if (isEnumeratedAttr(key)) {\n el.setAttribute(key, isFalsyAttrValue(value) || value === 'false' ? 'false' : 'true');\n } else if (isXlink(key)) {\n if (isFalsyAttrValue(value)) {\n el.removeAttributeNS(xlinkNS, getXlinkProp(key));\n } else {\n el.setAttributeNS(xlinkNS, key, value);\n }\n } else {\n if (isFalsyAttrValue(value)) {\n el.removeAttribute(key);\n } else {\n el.setAttribute(key, value);\n }\n }\n}\n\nvar attrs = {\n create: updateAttrs,\n update: updateAttrs\n};\n\n/* */\n\nfunction updateClass (oldVnode, vnode) {\n var el = vnode.elm;\n var data = vnode.data;\n var oldData = oldVnode.data;\n if (\n isUndef(data.staticClass) &&\n isUndef(data.class) && (\n isUndef(oldData) || (\n isUndef(oldData.staticClass) &&\n isUndef(oldData.class)\n )\n )\n ) {\n return\n }\n\n var cls = genClassForVnode(vnode);\n\n // handle transition classes\n var transitionClass = el._transitionClasses;\n if (isDef(transitionClass)) {\n cls = concat(cls, stringifyClass(transitionClass));\n }\n\n // set the class\n if (cls !== el._prevClass) {\n el.setAttribute('class', cls);\n el._prevClass = cls;\n }\n}\n\nvar klass = {\n create: updateClass,\n update: updateClass\n};\n\n/* */\n\nvar validDivisionCharRE = /[\\w).+\\-_$\\]]/;\n\nfunction parseFilters (exp) {\n var inSingle = false;\n var inDouble = false;\n var inTemplateString = false;\n var inRegex = false;\n var curly = 0;\n var square = 0;\n var paren = 0;\n var lastFilterIndex = 0;\n var c, prev, i, expression, filters;\n\n for (i = 0; i < exp.length; i++) {\n prev = c;\n c = exp.charCodeAt(i);\n if (inSingle) {\n if (c === 0x27 && prev !== 0x5C) { inSingle = false; }\n } else if (inDouble) {\n if (c === 0x22 && prev !== 0x5C) { inDouble = false; }\n } else if (inTemplateString) {\n if (c === 0x60 && prev !== 0x5C) { inTemplateString = false; }\n } else if (inRegex) {\n if (c === 0x2f && prev !== 0x5C) { inRegex = false; }\n } else if (\n c === 0x7C && // pipe\n exp.charCodeAt(i + 1) !== 0x7C &&\n exp.charCodeAt(i - 1) !== 0x7C &&\n !curly && !square && !paren\n ) {\n if (expression === undefined) {\n // first filter, end of expression\n lastFilterIndex = i + 1;\n expression = exp.slice(0, i).trim();\n } else {\n pushFilter();\n }\n } else {\n switch (c) {\n case 0x22: inDouble = true; break // \"\n case 0x27: inSingle = true; break // '\n case 0x60: inTemplateString = true; break // `\n case 0x28: paren++; break // (\n case 0x29: paren--; break // )\n case 0x5B: square++; break // [\n case 0x5D: square--; break // ]\n case 0x7B: curly++; break // {\n case 0x7D: curly--; break // }\n }\n if (c === 0x2f) { // /\n var j = i - 1;\n var p = (void 0);\n // find first non-whitespace prev char\n for (; j >= 0; j--) {\n p = exp.charAt(j);\n if (p !== ' ') { break }\n }\n if (!p || !validDivisionCharRE.test(p)) {\n inRegex = true;\n }\n }\n }\n }\n\n if (expression === undefined) {\n expression = exp.slice(0, i).trim();\n } else if (lastFilterIndex !== 0) {\n pushFilter();\n }\n\n function pushFilter () {\n (filters || (filters = [])).push(exp.slice(lastFilterIndex, i).trim());\n lastFilterIndex = i + 1;\n }\n\n if (filters) {\n for (i = 0; i < filters.length; i++) {\n expression = wrapFilter(expression, filters[i]);\n }\n }\n\n return expression\n}\n\nfunction wrapFilter (exp, filter) {\n var i = filter.indexOf('(');\n if (i < 0) {\n // _f: resolveFilter\n return (\"_f(\\\"\" + filter + \"\\\")(\" + exp + \")\")\n } else {\n var name = filter.slice(0, i);\n var args = filter.slice(i + 1);\n return (\"_f(\\\"\" + name + \"\\\")(\" + exp + \",\" + args)\n }\n}\n\n/* */\n\nfunction baseWarn (msg) {\n console.error((\"[Vue compiler]: \" + msg));\n}\n\nfunction pluckModuleFunction (\n modules,\n key\n) {\n return modules\n ? modules.map(function (m) { return m[key]; }).filter(function (_) { return _; })\n : []\n}\n\nfunction addProp (el, name, value) {\n (el.props || (el.props = [])).push({ name: name, value: value });\n}\n\nfunction addAttr (el, name, value) {\n (el.attrs || (el.attrs = [])).push({ name: name, value: value });\n}\n\nfunction addDirective (\n el,\n name,\n rawName,\n value,\n arg,\n modifiers\n) {\n (el.directives || (el.directives = [])).push({ name: name, rawName: rawName, value: value, arg: arg, modifiers: modifiers });\n}\n\nfunction addHandler (\n el,\n name,\n value,\n modifiers,\n important,\n warn\n) {\n // warn prevent and passive modifier\n /* istanbul ignore if */\n if (\n false\n ) {\n warn(\n 'passive and prevent can\\'t be used together. ' +\n 'Passive handler can\\'t prevent default event.'\n );\n }\n // check capture modifier\n if (modifiers && modifiers.capture) {\n delete modifiers.capture;\n name = '!' + name; // mark the event as captured\n }\n if (modifiers && modifiers.once) {\n delete modifiers.once;\n name = '~' + name; // mark the event as once\n }\n /* istanbul ignore if */\n if (modifiers && modifiers.passive) {\n delete modifiers.passive;\n name = '&' + name; // mark the event as passive\n }\n var events;\n if (modifiers && modifiers.native) {\n delete modifiers.native;\n events = el.nativeEvents || (el.nativeEvents = {});\n } else {\n events = el.events || (el.events = {});\n }\n var newHandler = { value: value, modifiers: modifiers };\n var handlers = events[name];\n /* istanbul ignore if */\n if (Array.isArray(handlers)) {\n important ? handlers.unshift(newHandler) : handlers.push(newHandler);\n } else if (handlers) {\n events[name] = important ? [newHandler, handlers] : [handlers, newHandler];\n } else {\n events[name] = newHandler;\n }\n}\n\nfunction getBindingAttr (\n el,\n name,\n getStatic\n) {\n var dynamicValue =\n getAndRemoveAttr(el, ':' + name) ||\n getAndRemoveAttr(el, 'v-bind:' + name);\n if (dynamicValue != null) {\n return parseFilters(dynamicValue)\n } else if (getStatic !== false) {\n var staticValue = getAndRemoveAttr(el, name);\n if (staticValue != null) {\n return JSON.stringify(staticValue)\n }\n }\n}\n\nfunction getAndRemoveAttr (el, name) {\n var val;\n if ((val = el.attrsMap[name]) != null) {\n var list = el.attrsList;\n for (var i = 0, l = list.length; i < l; i++) {\n if (list[i].name === name) {\n list.splice(i, 1);\n break\n }\n }\n }\n return val\n}\n\n/* */\n\n/**\n * Cross-platform code generation for component v-model\n */\nfunction genComponentModel (\n el,\n value,\n modifiers\n) {\n var ref = modifiers || {};\n var number = ref.number;\n var trim = ref.trim;\n\n var baseValueExpression = '$$v';\n var valueExpression = baseValueExpression;\n if (trim) {\n valueExpression =\n \"(typeof \" + baseValueExpression + \" === 'string'\" +\n \"? \" + baseValueExpression + \".trim()\" +\n \": \" + baseValueExpression + \")\";\n }\n if (number) {\n valueExpression = \"_n(\" + valueExpression + \")\";\n }\n var assignment = genAssignmentCode(value, valueExpression);\n\n el.model = {\n value: (\"(\" + value + \")\"),\n expression: (\"\\\"\" + value + \"\\\"\"),\n callback: (\"function (\" + baseValueExpression + \") {\" + assignment + \"}\")\n };\n}\n\n/**\n * Cross-platform codegen helper for generating v-model value assignment code.\n */\nfunction genAssignmentCode (\n value,\n assignment\n) {\n var modelRs = parseModel(value);\n if (modelRs.idx === null) {\n return (value + \"=\" + assignment)\n } else {\n return (\"$set(\" + (modelRs.exp) + \", \" + (modelRs.idx) + \", \" + assignment + \")\")\n }\n}\n\n/**\n * parse directive model to do the array update transform. a[idx] = val => $$a.splice($$idx, 1, val)\n *\n * for loop possible cases:\n *\n * - test\n * - test[idx]\n * - test[test1[idx]]\n * - test[\"a\"][idx]\n * - xxx.test[a[a].test1[idx]]\n * - test.xxx.a[\"asa\"][test1[idx]]\n *\n */\n\nvar len;\nvar str;\nvar chr;\nvar index$1;\nvar expressionPos;\nvar expressionEndPos;\n\nfunction parseModel (val) {\n str = val;\n len = str.length;\n index$1 = expressionPos = expressionEndPos = 0;\n\n if (val.indexOf('[') < 0 || val.lastIndexOf(']') < len - 1) {\n return {\n exp: val,\n idx: null\n }\n }\n\n while (!eof()) {\n chr = next();\n /* istanbul ignore if */\n if (isStringStart(chr)) {\n parseString(chr);\n } else if (chr === 0x5B) {\n parseBracket(chr);\n }\n }\n\n return {\n exp: val.substring(0, expressionPos),\n idx: val.substring(expressionPos + 1, expressionEndPos)\n }\n}\n\nfunction next () {\n return str.charCodeAt(++index$1)\n}\n\nfunction eof () {\n return index$1 >= len\n}\n\nfunction isStringStart (chr) {\n return chr === 0x22 || chr === 0x27\n}\n\nfunction parseBracket (chr) {\n var inBracket = 1;\n expressionPos = index$1;\n while (!eof()) {\n chr = next();\n if (isStringStart(chr)) {\n parseString(chr);\n continue\n }\n if (chr === 0x5B) { inBracket++; }\n if (chr === 0x5D) { inBracket--; }\n if (inBracket === 0) {\n expressionEndPos = index$1;\n break\n }\n }\n}\n\nfunction parseString (chr) {\n var stringQuote = chr;\n while (!eof()) {\n chr = next();\n if (chr === stringQuote) {\n break\n }\n }\n}\n\n/* */\n\nvar warn$1;\n\n// in some cases, the event used has to be determined at runtime\n// so we used some reserved tokens during compile.\nvar RANGE_TOKEN = '__r';\nvar CHECKBOX_RADIO_TOKEN = '__c';\n\nfunction model (\n el,\n dir,\n _warn\n) {\n warn$1 = _warn;\n var value = dir.value;\n var modifiers = dir.modifiers;\n var tag = el.tag;\n var type = el.attrsMap.type;\n\n if (false) {\n var dynamicType = el.attrsMap['v-bind:type'] || el.attrsMap[':type'];\n if (tag === 'input' && dynamicType) {\n warn$1(\n \":\\n\" +\n \"v-model does not support dynamic input types. Use v-if branches instead.\"\n );\n }\n // inputs with type=\"file\" are read only and setting the input's\n // value will throw an error.\n if (tag === 'input' && type === 'file') {\n warn$1(\n \"<\" + (el.tag) + \" v-model=\\\"\" + value + \"\\\" type=\\\"file\\\">:\\n\" +\n \"File inputs are read only. Use a v-on:change listener instead.\"\n );\n }\n }\n\n if (el.component) {\n genComponentModel(el, value, modifiers);\n // component v-model doesn't need extra runtime\n return false\n } else if (tag === 'select') {\n genSelect(el, value, modifiers);\n } else if (tag === 'input' && type === 'checkbox') {\n genCheckboxModel(el, value, modifiers);\n } else if (tag === 'input' && type === 'radio') {\n genRadioModel(el, value, modifiers);\n } else if (tag === 'input' || tag === 'textarea') {\n genDefaultModel(el, value, modifiers);\n } else if (!config.isReservedTag(tag)) {\n genComponentModel(el, value, modifiers);\n // component v-model doesn't need extra runtime\n return false\n } else if (false) {\n warn$1(\n \"<\" + (el.tag) + \" v-model=\\\"\" + value + \"\\\">: \" +\n \"v-model is not supported on this element type. \" +\n 'If you are working with contenteditable, it\\'s recommended to ' +\n 'wrap a library dedicated for that purpose inside a custom component.'\n );\n }\n\n // ensure runtime directive metadata\n return true\n}\n\nfunction genCheckboxModel (\n el,\n value,\n modifiers\n) {\n var number = modifiers && modifiers.number;\n var valueBinding = getBindingAttr(el, 'value') || 'null';\n var trueValueBinding = getBindingAttr(el, 'true-value') || 'true';\n var falseValueBinding = getBindingAttr(el, 'false-value') || 'false';\n addProp(el, 'checked',\n \"Array.isArray(\" + value + \")\" +\n \"?_i(\" + value + \",\" + valueBinding + \")>-1\" + (\n trueValueBinding === 'true'\n ? (\":(\" + value + \")\")\n : (\":_q(\" + value + \",\" + trueValueBinding + \")\")\n )\n );\n addHandler(el, CHECKBOX_RADIO_TOKEN,\n \"var $$a=\" + value + \",\" +\n '$$el=$event.target,' +\n \"$$c=$$el.checked?(\" + trueValueBinding + \"):(\" + falseValueBinding + \");\" +\n 'if(Array.isArray($$a)){' +\n \"var $$v=\" + (number ? '_n(' + valueBinding + ')' : valueBinding) + \",\" +\n '$$i=_i($$a,$$v);' +\n \"if($$el.checked){$$i<0&&(\" + value + \"=$$a.concat($$v))}\" +\n \"else{$$i>-1&&(\" + value + \"=$$a.slice(0,$$i).concat($$a.slice($$i+1)))}\" +\n \"}else{\" + (genAssignmentCode(value, '$$c')) + \"}\",\n null, true\n );\n}\n\nfunction genRadioModel (\n el,\n value,\n modifiers\n) {\n var number = modifiers && modifiers.number;\n var valueBinding = getBindingAttr(el, 'value') || 'null';\n valueBinding = number ? (\"_n(\" + valueBinding + \")\") : valueBinding;\n addProp(el, 'checked', (\"_q(\" + value + \",\" + valueBinding + \")\"));\n addHandler(el, CHECKBOX_RADIO_TOKEN, genAssignmentCode(value, valueBinding), null, true);\n}\n\nfunction genSelect (\n el,\n value,\n modifiers\n) {\n var number = modifiers && modifiers.number;\n var selectedVal = \"Array.prototype.filter\" +\n \".call($event.target.options,function(o){return o.selected})\" +\n \".map(function(o){var val = \\\"_value\\\" in o ? o._value : o.value;\" +\n \"return \" + (number ? '_n(val)' : 'val') + \"})\";\n\n var assignment = '$event.target.multiple ? $$selectedVal : $$selectedVal[0]';\n var code = \"var $$selectedVal = \" + selectedVal + \";\";\n code = code + \" \" + (genAssignmentCode(value, assignment));\n addHandler(el, 'change', code, null, true);\n}\n\nfunction genDefaultModel (\n el,\n value,\n modifiers\n) {\n var type = el.attrsMap.type;\n var ref = modifiers || {};\n var lazy = ref.lazy;\n var number = ref.number;\n var trim = ref.trim;\n var needCompositionGuard = !lazy && type !== 'range';\n var event = lazy\n ? 'change'\n : type === 'range'\n ? RANGE_TOKEN\n : 'input';\n\n var valueExpression = '$event.target.value';\n if (trim) {\n valueExpression = \"$event.target.value.trim()\";\n }\n if (number) {\n valueExpression = \"_n(\" + valueExpression + \")\";\n }\n\n var code = genAssignmentCode(value, valueExpression);\n if (needCompositionGuard) {\n code = \"if($event.target.composing)return;\" + code;\n }\n\n addProp(el, 'value', (\"(\" + value + \")\"));\n addHandler(el, event, code, null, true);\n if (trim || number) {\n addHandler(el, 'blur', '$forceUpdate()');\n }\n}\n\n/* */\n\n// normalize v-model event tokens that can only be determined at runtime.\n// it's important to place the event as the first in the array because\n// the whole point is ensuring the v-model callback gets called before\n// user-attached handlers.\nfunction normalizeEvents (on) {\n var event;\n /* istanbul ignore if */\n if (isDef(on[RANGE_TOKEN])) {\n // IE input[type=range] only supports `change` event\n event = isIE ? 'change' : 'input';\n on[event] = [].concat(on[RANGE_TOKEN], on[event] || []);\n delete on[RANGE_TOKEN];\n }\n if (isDef(on[CHECKBOX_RADIO_TOKEN])) {\n // Chrome fires microtasks in between click/change, leads to #4521\n event = isChrome ? 'click' : 'change';\n on[event] = [].concat(on[CHECKBOX_RADIO_TOKEN], on[event] || []);\n delete on[CHECKBOX_RADIO_TOKEN];\n }\n}\n\nvar target$1;\n\nfunction add$1 (\n event,\n handler,\n once$$1,\n capture,\n passive\n) {\n if (once$$1) {\n var oldHandler = handler;\n var _target = target$1; // save current target element in closure\n handler = function (ev) {\n var res = arguments.length === 1\n ? oldHandler(ev)\n : oldHandler.apply(null, arguments);\n if (res !== null) {\n remove$2(event, handler, capture, _target);\n }\n };\n }\n target$1.addEventListener(\n event,\n handler,\n supportsPassive\n ? { capture: capture, passive: passive }\n : capture\n );\n}\n\nfunction remove$2 (\n event,\n handler,\n capture,\n _target\n) {\n (_target || target$1).removeEventListener(event, handler, capture);\n}\n\nfunction updateDOMListeners (oldVnode, vnode) {\n if (isUndef(oldVnode.data.on) && isUndef(vnode.data.on)) {\n return\n }\n var on = vnode.data.on || {};\n var oldOn = oldVnode.data.on || {};\n target$1 = vnode.elm;\n normalizeEvents(on);\n updateListeners(on, oldOn, add$1, remove$2, vnode.context);\n}\n\nvar events = {\n create: updateDOMListeners,\n update: updateDOMListeners\n};\n\n/* */\n\nfunction updateDOMProps (oldVnode, vnode) {\n if (isUndef(oldVnode.data.domProps) && isUndef(vnode.data.domProps)) {\n return\n }\n var key, cur;\n var elm = vnode.elm;\n var oldProps = oldVnode.data.domProps || {};\n var props = vnode.data.domProps || {};\n // clone observed objects, as the user probably wants to mutate it\n if (isDef(props.__ob__)) {\n props = vnode.data.domProps = extend({}, props);\n }\n\n for (key in oldProps) {\n if (isUndef(props[key])) {\n elm[key] = '';\n }\n }\n for (key in props) {\n cur = props[key];\n // ignore children if the node has textContent or innerHTML,\n // as these will throw away existing DOM nodes and cause removal errors\n // on subsequent patches (#3360)\n if (key === 'textContent' || key === 'innerHTML') {\n if (vnode.children) { vnode.children.length = 0; }\n if (cur === oldProps[key]) { continue }\n }\n\n if (key === 'value') {\n // store value as _value as well since\n // non-string values will be stringified\n elm._value = cur;\n // avoid resetting cursor position when value is the same\n var strCur = isUndef(cur) ? '' : String(cur);\n if (shouldUpdateValue(elm, vnode, strCur)) {\n elm.value = strCur;\n }\n } else {\n elm[key] = cur;\n }\n }\n}\n\n// check platforms/web/util/attrs.js acceptValue\n\n\nfunction shouldUpdateValue (\n elm,\n vnode,\n checkVal\n) {\n return (!elm.composing && (\n vnode.tag === 'option' ||\n isDirty(elm, checkVal) ||\n isInputChanged(elm, checkVal)\n ))\n}\n\nfunction isDirty (elm, checkVal) {\n // return true when textbox (.number and .trim) loses focus and its value is\n // not equal to the updated value\n var notInFocus = true;\n // #6157\n // work around IE bug when accessing document.activeElement in an iframe\n try { notInFocus = document.activeElement !== elm; } catch (e) {}\n return notInFocus && elm.value !== checkVal\n}\n\nfunction isInputChanged (elm, newVal) {\n var value = elm.value;\n var modifiers = elm._vModifiers; // injected by v-model runtime\n if (isDef(modifiers) && modifiers.number) {\n return toNumber(value) !== toNumber(newVal)\n }\n if (isDef(modifiers) && modifiers.trim) {\n return value.trim() !== newVal.trim()\n }\n return value !== newVal\n}\n\nvar domProps = {\n create: updateDOMProps,\n update: updateDOMProps\n};\n\n/* */\n\nvar parseStyleText = cached(function (cssText) {\n var res = {};\n var listDelimiter = /;(?![^(]*\\))/g;\n var propertyDelimiter = /:(.+)/;\n cssText.split(listDelimiter).forEach(function (item) {\n if (item) {\n var tmp = item.split(propertyDelimiter);\n tmp.length > 1 && (res[tmp[0].trim()] = tmp[1].trim());\n }\n });\n return res\n});\n\n// merge static and dynamic style data on the same vnode\nfunction normalizeStyleData (data) {\n var style = normalizeStyleBinding(data.style);\n // static style is pre-processed into an object during compilation\n // and is always a fresh object, so it's safe to merge into it\n return data.staticStyle\n ? extend(data.staticStyle, style)\n : style\n}\n\n// normalize possible array / string values into Object\nfunction normalizeStyleBinding (bindingStyle) {\n if (Array.isArray(bindingStyle)) {\n return toObject(bindingStyle)\n }\n if (typeof bindingStyle === 'string') {\n return parseStyleText(bindingStyle)\n }\n return bindingStyle\n}\n\n/**\n * parent component style should be after child's\n * so that parent component's style could override it\n */\nfunction getStyle (vnode, checkChild) {\n var res = {};\n var styleData;\n\n if (checkChild) {\n var childNode = vnode;\n while (childNode.componentInstance) {\n childNode = childNode.componentInstance._vnode;\n if (childNode.data && (styleData = normalizeStyleData(childNode.data))) {\n extend(res, styleData);\n }\n }\n }\n\n if ((styleData = normalizeStyleData(vnode.data))) {\n extend(res, styleData);\n }\n\n var parentNode = vnode;\n while ((parentNode = parentNode.parent)) {\n if (parentNode.data && (styleData = normalizeStyleData(parentNode.data))) {\n extend(res, styleData);\n }\n }\n return res\n}\n\n/* */\n\nvar cssVarRE = /^--/;\nvar importantRE = /\\s*!important$/;\nvar setProp = function (el, name, val) {\n /* istanbul ignore if */\n if (cssVarRE.test(name)) {\n el.style.setProperty(name, val);\n } else if (importantRE.test(val)) {\n el.style.setProperty(name, val.replace(importantRE, ''), 'important');\n } else {\n var normalizedName = normalize(name);\n if (Array.isArray(val)) {\n // Support values array created by autoprefixer, e.g.\n // {display: [\"-webkit-box\", \"-ms-flexbox\", \"flex\"]}\n // Set them one by one, and the browser will only set those it can recognize\n for (var i = 0, len = val.length; i < len; i++) {\n el.style[normalizedName] = val[i];\n }\n } else {\n el.style[normalizedName] = val;\n }\n }\n};\n\nvar vendorNames = ['Webkit', 'Moz', 'ms'];\n\nvar emptyStyle;\nvar normalize = cached(function (prop) {\n emptyStyle = emptyStyle || document.createElement('div').style;\n prop = camelize(prop);\n if (prop !== 'filter' && (prop in emptyStyle)) {\n return prop\n }\n var capName = prop.charAt(0).toUpperCase() + prop.slice(1);\n for (var i = 0; i < vendorNames.length; i++) {\n var name = vendorNames[i] + capName;\n if (name in emptyStyle) {\n return name\n }\n }\n});\n\nfunction updateStyle (oldVnode, vnode) {\n var data = vnode.data;\n var oldData = oldVnode.data;\n\n if (isUndef(data.staticStyle) && isUndef(data.style) &&\n isUndef(oldData.staticStyle) && isUndef(oldData.style)\n ) {\n return\n }\n\n var cur, name;\n var el = vnode.elm;\n var oldStaticStyle = oldData.staticStyle;\n var oldStyleBinding = oldData.normalizedStyle || oldData.style || {};\n\n // if static style exists, stylebinding already merged into it when doing normalizeStyleData\n var oldStyle = oldStaticStyle || oldStyleBinding;\n\n var style = normalizeStyleBinding(vnode.data.style) || {};\n\n // store normalized style under a different key for next diff\n // make sure to clone it if it's reactive, since the user likley wants\n // to mutate it.\n vnode.data.normalizedStyle = isDef(style.__ob__)\n ? extend({}, style)\n : style;\n\n var newStyle = getStyle(vnode, true);\n\n for (name in oldStyle) {\n if (isUndef(newStyle[name])) {\n setProp(el, name, '');\n }\n }\n for (name in newStyle) {\n cur = newStyle[name];\n if (cur !== oldStyle[name]) {\n // ie9 setting to null has no effect, must use empty string\n setProp(el, name, cur == null ? '' : cur);\n }\n }\n}\n\nvar style = {\n create: updateStyle,\n update: updateStyle\n};\n\n/* */\n\n/**\n * Add class with compatibility for SVG since classList is not supported on\n * SVG elements in IE\n */\nfunction addClass (el, cls) {\n /* istanbul ignore if */\n if (!cls || !(cls = cls.trim())) {\n return\n }\n\n /* istanbul ignore else */\n if (el.classList) {\n if (cls.indexOf(' ') > -1) {\n cls.split(/\\s+/).forEach(function (c) { return el.classList.add(c); });\n } else {\n el.classList.add(cls);\n }\n } else {\n var cur = \" \" + (el.getAttribute('class') || '') + \" \";\n if (cur.indexOf(' ' + cls + ' ') < 0) {\n el.setAttribute('class', (cur + cls).trim());\n }\n }\n}\n\n/**\n * Remove class with compatibility for SVG since classList is not supported on\n * SVG elements in IE\n */\nfunction removeClass (el, cls) {\n /* istanbul ignore if */\n if (!cls || !(cls = cls.trim())) {\n return\n }\n\n /* istanbul ignore else */\n if (el.classList) {\n if (cls.indexOf(' ') > -1) {\n cls.split(/\\s+/).forEach(function (c) { return el.classList.remove(c); });\n } else {\n el.classList.remove(cls);\n }\n if (!el.classList.length) {\n el.removeAttribute('class');\n }\n } else {\n var cur = \" \" + (el.getAttribute('class') || '') + \" \";\n var tar = ' ' + cls + ' ';\n while (cur.indexOf(tar) >= 0) {\n cur = cur.replace(tar, ' ');\n }\n cur = cur.trim();\n if (cur) {\n el.setAttribute('class', cur);\n } else {\n el.removeAttribute('class');\n }\n }\n}\n\n/* */\n\nfunction resolveTransition (def$$1) {\n if (!def$$1) {\n return\n }\n /* istanbul ignore else */\n if (typeof def$$1 === 'object') {\n var res = {};\n if (def$$1.css !== false) {\n extend(res, autoCssTransition(def$$1.name || 'v'));\n }\n extend(res, def$$1);\n return res\n } else if (typeof def$$1 === 'string') {\n return autoCssTransition(def$$1)\n }\n}\n\nvar autoCssTransition = cached(function (name) {\n return {\n enterClass: (name + \"-enter\"),\n enterToClass: (name + \"-enter-to\"),\n enterActiveClass: (name + \"-enter-active\"),\n leaveClass: (name + \"-leave\"),\n leaveToClass: (name + \"-leave-to\"),\n leaveActiveClass: (name + \"-leave-active\")\n }\n});\n\nvar hasTransition = inBrowser && !isIE9;\nvar TRANSITION = 'transition';\nvar ANIMATION = 'animation';\n\n// Transition property/event sniffing\nvar transitionProp = 'transition';\nvar transitionEndEvent = 'transitionend';\nvar animationProp = 'animation';\nvar animationEndEvent = 'animationend';\nif (hasTransition) {\n /* istanbul ignore if */\n if (window.ontransitionend === undefined &&\n window.onwebkittransitionend !== undefined\n ) {\n transitionProp = 'WebkitTransition';\n transitionEndEvent = 'webkitTransitionEnd';\n }\n if (window.onanimationend === undefined &&\n window.onwebkitanimationend !== undefined\n ) {\n animationProp = 'WebkitAnimation';\n animationEndEvent = 'webkitAnimationEnd';\n }\n}\n\n// binding to window is necessary to make hot reload work in IE in strict mode\nvar raf = inBrowser && window.requestAnimationFrame\n ? window.requestAnimationFrame.bind(window)\n : setTimeout;\n\nfunction nextFrame (fn) {\n raf(function () {\n raf(fn);\n });\n}\n\nfunction addTransitionClass (el, cls) {\n var transitionClasses = el._transitionClasses || (el._transitionClasses = []);\n if (transitionClasses.indexOf(cls) < 0) {\n transitionClasses.push(cls);\n addClass(el, cls);\n }\n}\n\nfunction removeTransitionClass (el, cls) {\n if (el._transitionClasses) {\n remove(el._transitionClasses, cls);\n }\n removeClass(el, cls);\n}\n\nfunction whenTransitionEnds (\n el,\n expectedType,\n cb\n) {\n var ref = getTransitionInfo(el, expectedType);\n var type = ref.type;\n var timeout = ref.timeout;\n var propCount = ref.propCount;\n if (!type) { return cb() }\n var event = type === TRANSITION ? transitionEndEvent : animationEndEvent;\n var ended = 0;\n var end = function () {\n el.removeEventListener(event, onEnd);\n cb();\n };\n var onEnd = function (e) {\n if (e.target === el) {\n if (++ended >= propCount) {\n end();\n }\n }\n };\n setTimeout(function () {\n if (ended < propCount) {\n end();\n }\n }, timeout + 1);\n el.addEventListener(event, onEnd);\n}\n\nvar transformRE = /\\b(transform|all)(,|$)/;\n\nfunction getTransitionInfo (el, expectedType) {\n var styles = window.getComputedStyle(el);\n var transitionDelays = styles[transitionProp + 'Delay'].split(', ');\n var transitionDurations = styles[transitionProp + 'Duration'].split(', ');\n var transitionTimeout = getTimeout(transitionDelays, transitionDurations);\n var animationDelays = styles[animationProp + 'Delay'].split(', ');\n var animationDurations = styles[animationProp + 'Duration'].split(', ');\n var animationTimeout = getTimeout(animationDelays, animationDurations);\n\n var type;\n var timeout = 0;\n var propCount = 0;\n /* istanbul ignore if */\n if (expectedType === TRANSITION) {\n if (transitionTimeout > 0) {\n type = TRANSITION;\n timeout = transitionTimeout;\n propCount = transitionDurations.length;\n }\n } else if (expectedType === ANIMATION) {\n if (animationTimeout > 0) {\n type = ANIMATION;\n timeout = animationTimeout;\n propCount = animationDurations.length;\n }\n } else {\n timeout = Math.max(transitionTimeout, animationTimeout);\n type = timeout > 0\n ? transitionTimeout > animationTimeout\n ? TRANSITION\n : ANIMATION\n : null;\n propCount = type\n ? type === TRANSITION\n ? transitionDurations.length\n : animationDurations.length\n : 0;\n }\n var hasTransform =\n type === TRANSITION &&\n transformRE.test(styles[transitionProp + 'Property']);\n return {\n type: type,\n timeout: timeout,\n propCount: propCount,\n hasTransform: hasTransform\n }\n}\n\nfunction getTimeout (delays, durations) {\n /* istanbul ignore next */\n while (delays.length < durations.length) {\n delays = delays.concat(delays);\n }\n\n return Math.max.apply(null, durations.map(function (d, i) {\n return toMs(d) + toMs(delays[i])\n }))\n}\n\nfunction toMs (s) {\n return Number(s.slice(0, -1)) * 1000\n}\n\n/* */\n\nfunction enter (vnode, toggleDisplay) {\n var el = vnode.elm;\n\n // call leave callback now\n if (isDef(el._leaveCb)) {\n el._leaveCb.cancelled = true;\n el._leaveCb();\n }\n\n var data = resolveTransition(vnode.data.transition);\n if (isUndef(data)) {\n return\n }\n\n /* istanbul ignore if */\n if (isDef(el._enterCb) || el.nodeType !== 1) {\n return\n }\n\n var css = data.css;\n var type = data.type;\n var enterClass = data.enterClass;\n var enterToClass = data.enterToClass;\n var enterActiveClass = data.enterActiveClass;\n var appearClass = data.appearClass;\n var appearToClass = data.appearToClass;\n var appearActiveClass = data.appearActiveClass;\n var beforeEnter = data.beforeEnter;\n var enter = data.enter;\n var afterEnter = data.afterEnter;\n var enterCancelled = data.enterCancelled;\n var beforeAppear = data.beforeAppear;\n var appear = data.appear;\n var afterAppear = data.afterAppear;\n var appearCancelled = data.appearCancelled;\n var duration = data.duration;\n\n // activeInstance will always be the