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eo={name:"PrimaryContent",components:{Declaration:is,GenericContent:Ss,Parameters:Bs,PropertyListKeyDetails:bs,PropertyTable:ji,RestBody:Ni,RestEndpoint:Hr,RestParameters:Ki,RestResponses:Yi,PossibleValues:jr},constants:{SectionKind:Zi},props:{conformance:{type:Object,required:!1},sections:{type:Array,required:!0,validator:e=>e.every(({kind:e})=>Object.prototype.hasOwnProperty.call(Zi,e))}},computed:{span(){return{large:9,medium:9,small:12}}},methods:{componentFor(e){return{[Zi.content]:Ss,[Zi.declarations]:is,[Zi.details]:bs,[Zi.parameters]:Bs,[Zi.properties]:ji,[Zi.restBody]:Ni,[Zi.restParameters]:Ki,[Zi.restHeaders]:Ki,[Zi.restCookies]:Ki,[Zi.restEndpoint]:Hr,[Zi.restResponses]:Yi,[Zi.possibleValues]:jr}[e.kind]},propsFor(e){const{conformance:t}=this,{bodyContentType:n,content:a,declarations:r,details:s,items:i,kind:o,mimeType:c,parameters:l,title:u,tokens:d,values:p}=e;return{[Zi.content]:{content:a},[Zi.declarations]:{conformance:t,declarations:r},[Zi.details]:{details:s},[Zi.parameters]:{parameters:l},[Zi.possibleValues]:{values:p},[Zi.properties]:{properties:i,title:u},[Zi.restBody]:{bodyContentType:n,content:a,mimeType:c,parts:l,title:u},[Zi.restCookies]:{parameters:i,title:u},[Zi.restEndpoint]:{tokens:d,title:u},[Zi.restHeaders]:{parameters:i,title:u},[Zi.restParameters]:{parameters:i,title:u},[Zi.restResponses]:{responses:i,title:u}}[o]}}},to=eo,no=(n("812f"),Object(W["a"])(to,Cr,_r,!1,null,"011bef72",null)),ao=no.exports,ro=function(){var e=this,t=e.$createElement,n=e._self._c||t;return n("ContentTable",{attrs:{anchor:"relationships",title:"Relationships"}},e._l(e.sectionsWithSymbols,(function(e){return n("Section",{key:e.type,attrs:{title:e.title}},[n("List",{attrs:{symbols:e.symbols,type:e.type}})],1)})),1)},so=[],io=function(){var e=this,t=e.$createElement,n=e._self._c||t;return n("ul",{ref:"apiChangesDiff",staticClass:"relationships-list",class:e.classes},e._l(e.symbols,(function(t){return n("li",{key:t.identifier,staticClass:"relationships-item"},[t.url?n("router-link",{staticClass:"link",attrs:{to:e.buildUrl(t.url,e.$route.query)}},[n("WordBreak",{attrs:{tag:"code"}},[e._v(e._s(t.title))])],1):n("WordBreak",{attrs:{tag:"code"}},[e._v(e._s(t.title))]),t.conformance?n("ConditionalConstraints",{attrs:{constraints:t.conformance.constraints,prefix:t.conformance.conformancePrefix}}):e._e()],1)})),0)},oo=[];const co=3,lo={conformsTo:"conformance",inheritsFrom:"inheritance",inheritedBy:"inheritedBy"};var uo={name:"RelationshipsList",components:{ConditionalConstraints:oa,WordBreak:vt["a"]},inject:["store","identifier"],mixins:[_a,Ca],props:{symbols:{type:Array,required:!0},type:{type:String,required:!0}},data(){return{state:this.store.state}},computed:{classes({changeType:e,multipleLinesClass:t,hasMultipleLinesAfterAPIChanges:n}){return[{inline:this.shouldDisplayInline,column:!this.shouldDisplayInline,["changed changed-"+e]:!!e,[t]:n}]},hasAvailabilityConstraints(){return this.symbols.some(e=>!!(e.conformance||{}).constraints)},changes({identifier:e,state:{apiChanges:t}}){return(t||{})[e]||{}},changeType({changes:e,type:t}){const n=lo[t];if(e.change!==ma.modified)return e.change;const a=e[n];if(!a)return;const r=(e,t)=>e.map((e,n)=>[e,t[n]]),s=r(a.previous,a.new).some(([e,t])=>e.content?0===e.content.length&&t.content.length>0:!!t.content);return s?ma.added:ma.modified},shouldDisplayInline(){const{hasAvailabilityConstraints:e,symbols:t}=this;return t.length<=co&&!e}},methods:{buildUrl:E["b"]}},po=uo,ho=(n("2995"),Object(W["a"])(po,io,oo,!1,null,"e4fe9834",null)),mo=ho.exports,fo={name:"Relationships",inject:{references:{default(){return{}}}},components:{ContentTable:wt,List:mo,Section:Et},props:{sections:{type:Array,required:!0}},computed:{sectionsWithSymbols(){return this.sections.map(e=>({...e,symbols:e.identifiers.reduce((e,t)=>this.references[t]?e.concat(this.references[t]):e,[])}))}}},yo=fo,go=Object(W["a"])(yo,ro,so,!1,null,null,null),bo=go.exports,vo=function(){var e=this,t=e.$createElement,n=e._self._c||t;return n("Section",{staticClass:"availability",attrs:{role:"complementary","aria-label":"Availability"}},[n("Title",[e._v("Availability")]),n("List",{staticClass:"platform-list"},e._l(e.platforms,(function(t){return n("Item",{key:t.name,staticClass:"platform",class:e.changesClassesFor(t.name),attrs:{change:!!e.changeFor(t.name)}},[n("AvailabilityRange",{attrs:{deprecatedAt:t.deprecatedAt,introducedAt:t.introducedAt,platformName:t.name}}),t.deprecatedAt?n("Badge",{attrs:{variant:"deprecated"}}):t.beta?n("Badge",{attrs:{variant:"beta"}}):e._e()],1)})),1)],1)},Co=[],_o=function(){var e=this,t=e.$createElement,n=e._self._c||t;return n("span",{attrs:{role:"text","aria-label":e.ariaLabel,title:e.description}},[e._v(" "+e._s(e.text)+" ")])},To=[],ko={name:"AvailabilityRange",props:{deprecatedAt:{type:String,required:!1},introducedAt:{type:String,required:!0},platformName:{type:String,required:!0}},computed:{ariaLabel(){const{deprecatedAt:e,description:t,text:n}=this;return[n].concat(e?"Deprecated":[]).concat(t).join(", ")},description(){const{deprecatedAt:e,introducedAt:t,platformName:n}=this;return e?`Introduced in ${n} ${t} and deprecated in ${n} ${e}`:`Available on ${n} ${t} and later`},text(){const{deprecatedAt:e,introducedAt:t,platformName:n}=this;return e?`${n} ${t}–${e}`:`${n} ${t}+`}}},So=ko,xo=Object(W["a"])(So,_o,To,!1,null,null,null),Oo=xo.exports,jo={name:"Availability",mixins:[_a],inject:["identifier","store"],components:{Badge:K,AvailabilityRange:Oo,Item:ar,List:Xa,Section:We,Title:Je},props:{platforms:{type:Array,required:!0}},data(){return{state:this.store.state}},methods:{changeFor(e){const{identifier:t,state:{apiChanges:n}}=this,{availability:a={}}=(n||{})[t]||{},r=a[e];if(r)return r.deprecated?ma.deprecated:r.introduced&&!r.introduced.previous?ma.added:ma.modified}}},Po=jo,Ao=(n("bc10"),Object(W["a"])(Po,vo,Co,!1,null,"0c59731a",null)),Bo=Ao.exports,wo=function(){var e=this,t=e.$createElement,n=e._self._c||t;return n("TopicsTable",{attrs:{anchor:"see-also",title:"See Also",isSymbolDeprecated:e.isSymbolDeprecated,isSymbolBeta:e.isSymbolBeta,sections:e.sections}})},qo=[],Do={name:"SeeAlso",components:{TopicsTable:qa},props:{isSymbolDeprecated:Boolean,isSymbolBeta:Boolean,sections:qa.props.sections}},Io=Do,Lo=Object(W["a"])(Io,wo,qo,!1,null,null,null),$o=Lo.exports,Eo=function(){var e=this,t=e.$createElement,n=e._self._c||t;return n("div",{staticClass:"summary"},[e._t("default")],2)},Mo=[],Ro={name:"Summary"},No=Ro,Vo=(n("179d"),Object(W["a"])(No,Eo,Mo,!1,null,"19bd58b6",null)),Ho=Vo.exports,zo=function(){var e=this,t=e.$createElement,n=e._self._c||t;return n("div",{staticClass:"topictitle"},[e.eyebrow?n("span",{staticClass:"eyebrow"},[e._v(e._s(e.eyebrow))]):e._e(),n("WordBreak",{staticClass:"title",attrs:{tag:"h1"}},[e._t("default")],2)],1)},Wo=[],Go={name:"Title",components:{WordBreak:vt["a"]},props:{eyebrow:{type:String,required:!1}}},Ko=Go,Fo=(n("54bb"),Object(W["a"])(Ko,zo,Wo,!1,null,"e1f00c5e",null)),Uo=Fo.exports,Qo=function(){var e=this,t=e.$createElement,n=e._self._c||t;return n("TopicsTable",{attrs:{anchor:"topics",title:"Topics",isSymbolDeprecated:e.isSymbolDeprecated,isSymbolBeta:e.isSymbolBeta,sections:e.sections}})},Jo=[],Xo={name:"Topics",components:{TopicsTable:qa},props:{isSymbolDeprecated:Boolean,isSymbolBeta:Boolean,sections:qa.props.sections}},Yo=Xo,Zo=Object(W["a"])(Yo,Qo,Jo,!1,null,null,null),ec=Zo.exports,tc={name:"DocumentationTopic",mixins:[P["a"]],inject:{isTargetIDE:{default(){return!1}},store:{default(){return{reset(){},state:{onThisPageSections:[]}}}}},components:{Abstract:ht,Aside:B["a"],BetaLegalText:Be,ContentNode:lt,DefaultImplementations:$a,Description:Ha,DownloadButton:mt["a"],TechnologyList:or,LanguageSwitcher:et,Nav:Te,OnThisPageNav:vr,PrimaryContent:ao,Relationships:bo,RequirementMetadata:ha,Availability:Bo,SeeAlso:$o,Summary:Ho,Title:Uo,Topics:ec},props:{abstract:{type:Array,required:!1},conformance:{type:Object,required:!1},defaultImplementationsSections:{type:Array,required:!1},downloadNotAvailableSummary:{type:Array,required:!1},deprecationSummary:{type:Array,required:!1},diffAvailability:{type:Object,required:!1},modules:{type:Array,required:!1},hierarchy:{type:Object,default:()=>({})},interfaceLanguage:{type:String,required:!0},identifier:{type:String,required:!0},isRequirement:{type:Boolean,default:()=>!1},platforms:{type:Array,required:!1},primaryContentSections:{type:Array,required:!1},references:{type:Object,required:!0},relationshipsSections:{type:Array,required:!1},roleHeading:{type:String,required:!1},title:{type:String,required:!0},topicSections:{type:Array,required:!1},sampleCodeDownload:{type:Object,required:!1},seeAlsoSections:{type:Array,required:!1},variants:{type:Array,default:()=>[]},extendsTechnology:{type:String},tags:{type:Array,required:!0}},provide(){return{references:this.references,identifier:this.identifier,languages:new Set(Object.keys(this.languagePaths)),interfaceLanguage:this.interfaceLanguage}},data(){return{topicState:this.store.state}},computed:{defaultImplementationsCount(){return(this.defaultImplementationsSections||[]).reduce((e,t)=>e+t.identifiers.length,0)},hasOverview:({primaryContentSections:e=[]})=>e.filter(e=>e.kind===ao.constants.SectionKind.content).length>0,languagePaths:({variants:e})=>e.reduce((e,t)=>t.traits.reduce((e,n)=>n.interfaceLanguage?{...e,[n.interfaceLanguage]:(e[n.interfaceLanguage]||[]).concat(t.paths)}:e,e),{}),objcPath:({languagePaths:{[j["a"].objectiveC.key.api]:[e]=[]}={}})=>e,swiftPath:({languagePaths:{[j["a"].swift.key.api]:[e]=[]}={}})=>e,onThisPageSections(){return this.topicState.onThisPageSections},isSymbolBeta:({platforms:e})=>e&&e.length&&e.every(e=>e.beta),hasBetaContent:({platforms:e})=>e&&e.length&&e.some(e=>e.beta),isSymbolDeprecated:({platforms:e,deprecationSummary:t})=>t&&t.length>0||e&&e.length&&e.every(e=>e.deprecatedAt),pageTitle:({title:e})=>e,parentTopicIdentifiers:({hierarchy:{paths:[e=[]]=[]}})=>e,shouldShowLanguageSwitcher:({objcPath:e,swiftPath:t})=>e&&t,hideSummary:()=>Object(A["c"])(["features","docs","summary","hide"],!1)},methods:{normalizePath(e){return e.startsWith("/")?e:"/"+e}},created(){if(this.topicState.preferredLanguage===j["a"].objectiveC.key.url&&this.interfaceLanguage!==j["a"].objectiveC.key.api&&this.objcPath&&this.$route.query.language!==j["a"].objectiveC.key.url){const{query:e}=this.$route;this.$nextTick().then(()=>{this.$router.replace({path:this.normalizePath(this.objcPath),query:{...e,language:j["a"].objectiveC.key.url}})})}this.store.reset()}},nc=tc,ac=(n("d85c"),Object(W["a"])(nc,x,O,!1,null,"134e8272",null)),rc=ac.exports,sc=n("2b0e");const ic=()=>({[ma.modified]:0,[ma.added]:0,[ma.deprecated]:0});var oc={state:{apiChanges:null,apiChangesCounts:ic()},setAPIChanges(e){this.state.apiChanges=e},resetApiChanges(){this.state.apiChanges=null,this.state.apiChangesCounts=ic()},async updateApiChangesCounts(){await sc["default"].nextTick(),Object.keys(this.state.apiChangesCounts).forEach(e=>{this.state.apiChangesCounts[e]=this.countChangeType(e)})},countChangeType(e){if(document&&document.querySelectorAll){const t=`.changed-${e}:not(.changed-total)`;return document.querySelectorAll(t).length}return 0}},cc=n("d369");const{state:lc,...uc}=oc;var dc={state:{onThisPageSections:[],preferredLanguage:cc["a"].preferredLanguage,...lc},reset(){this.state.onThisPageSections=[],this.state.preferredLanguage=cc["a"].preferredLanguage,this.resetApiChanges()},addOnThisPageSection(e){this.state.onThisPageSections.push(e)},setPreferredLanguage(e){this.state.preferredLanguage=e,cc["a"].preferredLanguage=this.state.preferredLanguage},...uc},pc=n("8590"),hc=n("66c9"),mc=n("bb52"),fc=n("146e"),yc={name:"DocumentationTopic",components:{Topic:rc,CodeTheme:pc["a"]},mixins:[mc["a"],fc["a"]],data(){return{topicDataDefault:null,topicDataObjc:null}},computed:{store(){return dc},objcOverrides:({topicData:e})=>{const{variantOverrides:t=[]}=e||{},n=({interfaceLanguage:e})=>e===j["a"].objectiveC.key.api,a=({traits:e})=>e.some(n),r=t.find(a);return r?r.patch:null},topicData:{get(){return this.topicDataObjc?this.topicDataObjc:this.topicDataDefault},set(e){this.topicDataDefault=e}},topicKey:({$route:e,topicProps:t})=>[e.path,t.interfaceLanguage].join(),topicProps(){const{abstract:e,defaultImplementationsSections:t,deprecationSummary:n,downloadNotAvailableSummary:a,diffAvailability:r,hierarchy:s,identifier:{interfaceLanguage:i,url:o},metadata:{extends:c,conformance:l,modules:u,platforms:d,required:p,roleHeading:h,title:m="",tags:f=[]}={},primaryContentSections:y,relationshipsSections:g,references:b={},sampleCodeDownload:v,topicSections:C,seeAlsoSections:_,variantOverrides:T,variants:k}=this.topicData;return{abstract:e,conformance:l,defaultImplementationsSections:t,deprecationSummary:n,downloadNotAvailableSummary:a,diffAvailability:r,hierarchy:s,identifier:o,interfaceLanguage:i,isRequirement:p,modules:u,platforms:d,primaryContentSections:y,relationshipsSections:g,references:b,roleHeading:h,sampleCodeDownload:v,title:m,topicSections:C,seeAlsoSections:_,variantOverrides:T,variants:k,extendsTechnology:c,tags:f.slice(0,1)}}},methods:{applyObjcOverrides(){this.topicDataObjc=k(Object(S["a"])(this.topicData),this.objcOverrides)},handleCodeColorsChange(e){hc["a"].updateCodeColors(e)}},mounted(){this.$bridge.on("contentUpdate",e=>{this.topicData=e}),this.$bridge.on("codeColors",this.handleCodeColorsChange),this.$bridge.send({type:"requestCodeColors"})},provide(){return{store:this.store}},beforeDestroy(){this.$bridge.off("codeColors",this.handleCodeColorsChange)},beforeRouteEnter(e,t,n){Object(S["b"])(e,t,n).then(t=>n(n=>{n.topicData=t,e.query.language===j["a"].objectiveC.key.url&&n.objcOverrides&&n.applyObjcOverrides()})).catch(n)},beforeRouteUpdate(e,t,n){e.path===t.path&&e.query.language===j["a"].objectiveC.key.url&&this.objcOverrides?(this.applyObjcOverrides(),n()):Object(S["c"])(e,t)?Object(S["b"])(e,t,n).then(t=>{this.topicDataObjc=null,this.topicData=t,e.query.language===j["a"].objectiveC.key.url&&this.objcOverrides&&this.applyObjcOverrides(),n()}).catch(n):n()},created(){this.store.reset()},watch:{topicData(){this.$nextTick(()=>{this.newContentMounted()})}}},gc=yc,bc=Object(W["a"])(gc,a,r,!1,null,null,null);t["default"]=bc.exports},f8bd:function(e,t,n){},f8d9:function(e,t,n){"use 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