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destination.concat(source)}});info.title&&(info.titleChunk=info.title),info.titleTemplate&&(info.title=applyTemplate(component)(info.titleTemplate)(info.titleChunk||"")),info.base&&(info.base=Object.keys(info.base).length?[info.base]:[]);var ref=info.__dangerouslyDisableSanitizers,refByTagID=info.__dangerouslyDisableSanitizersByTagID,escape=function(info){return Object.keys(info).reduce((function(escaped,key){var isDisabled=ref&&ref.indexOf(key)>-1,tagID=info[tagIDKeyName];!isDisabled&&tagID&&(isDisabled=refByTagID&&refByTagID[tagID]&&refByTagID[tagID].indexOf(key)>-1);var arr,str,val=info[key];return escaped[key]=val,"__dangerouslyDisableSanitizers"===key||"__dangerouslyDisableSanitizersByTagID"===key||(isDisabled?escaped[key]=val:"string"==typeof val?escaped[key]=(str=val,"undefined"==typeof 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0===body&&(body=!1),tags.reduce((function(tagsStr,tag){if(0===Object.keys(tag).length)return tagsStr;if(!!tag.body!==body)return tagsStr;var attrs=Object.keys(tag).reduce((function(attrsStr,attr){switch(attr){case"innerHTML":case"cssText":case"once":return attrsStr;default:return-1!==[options.tagIDKeyName,"body"].indexOf(attr)?attrsStr+" data-"+attr+'="'+tag[attr]+'"':void 0===tag[attr]?attrsStr+" "+attr:attrsStr+" "+attr+'="'+tag[attr]+'"'}}),"").trim(),content=tag.innerHTML||tag.cssText||"",observeTag=tag.once?"":attribute+'="true" ',hasEndTag=-1===["base","meta","link"].indexOf(type);return hasEndTag&&["noscript","script","style"].indexOf(type)>-1?tagsStr+"<"+type+" "+observeTag+attrs+">"+content+"</"+type+">":tagsStr+"<"+type+" "+observeTag+attrs+(hasEndTag?"/":"")+">"}),"")}}}}(options)(type,data)}}}function _inject(options){return void 0===options&&(options={}),function(){var info=_getMetaInfo(options)(this.$root);for(var key in 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0===tag[attr]?"":tag[attr];newElement.setAttribute(attr,value$1)}newElement.setAttribute(attribute,"true"),oldTags.some((function(existingTag,index){return indexToDelete=index,newElement.isEqualNode(existingTag)}))?oldTags.splice(indexToDelete,1):newTags.push(newElement)}));var oldTags=oldHeadTags.concat(oldBodyTags);return oldTags.forEach((function(tag){return tag.parentNode.removeChild(tag)})),newTags.forEach((function(tag){"true"===tag.getAttribute("data-body")?bodyTag.appendChild(tag):headTag.appendChild(tag)})),{oldTags:oldTags,newTags:newTags}}}(options)(key,newInfo[key],headTag,bodyTag),oldTags=ref.oldTags,newTags=ref.newTags;newTags.length&&(addedTags[key]=newTags,removedTags[key]=oldTags)}var title})),"function"==typeof newInfo.changed&&newInfo.changed.call(this,newInfo,addedTags,removedTags)}else htmlTag.removeAttribute(ssrAttribute)}}function _refresh(options){return void 0===options&&(options={}),function(){var info=_getMetaInfo(options)(this.$root);return _updateClientMetaInfo(options).call(this,info),info}}var stopUpdate=("undefined"!=typeof window?window.cancelAnimationFrame:null)||clearTimeout,startUpdate=("undefined"!=typeof window?window.requestAnimationFrame:null)||function(cb){return setTimeout(cb,0)};function batchUpdate(id,callback){return stopUpdate(id),startUpdate((function(){id=null,callback()}))}function VueMeta(Vue,options){void 0===options&&(options={}),options=objectAssign({keyName:"metaInfo",contentKeyName:"content",metaTemplateKeyName:"template",attribute:"data-vue-meta",ssrAttribute:"data-vue-meta-server-rendered",tagIDKeyName:"vmid"},options),Vue.prototype.$meta=function(options){return void 0===options&&(options={}),function(){return{inject:_inject(options).bind(this),refresh:_refresh(options).bind(this)}}}(options);var batchID=null;Vue.mixin({beforeCreate:function(){void 0!==this.$options[options.keyName]&&(this._hasMetaInfo=!0),"function"==typeof this.$options[options.keyName]&&(void 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