"use strict";var ee=Object.create;var m=Object.defineProperty;var re=Object.getOwnPropertyDescriptor;var te=Object.getOwnPropertyNames;var se=Object.getPrototypeOf,ne=Object.prototype.hasOwnProperty;var oe=(s,e)=>()=>(e||s((e={exports:{}}).exports,e),e.exports),ae=(s,e)=>{for(var r in e)m(s,r,{get:e[r],enumerable:!0})},v=(s,e,r,t)=>{if(e&&typeof e=="object"||typeof e=="function")for(let o of te(e))!ne.call(s,o)&&o!==r&&m(s,o,{get:()=>e[o],enumerable:!(t=re(e,o))||t.enumerable});return s};var k=(s,e,r)=>(r=s!=null?ee(se(s)):{},v(e||!s||!s.__esModule?m(r,"default",{value:s,enumerable:!0}):r,s)),ie=s=>v(m({},"__esModule",{value:!0}),s);var Z=oe((Ke,$)=>{$.exports=Worker});var he={};ae(he,{AsyncDuckDB:()=>N,AsyncDuckDBConnection:()=>E,AsyncDuckDBDispatcher:()=>A,AsyncPreparedStatement:()=>R,AsyncResultStreamIterator:()=>p,ConsoleLogger:()=>g,DuckDBAccessMode:()=>M,DuckDBDataProtocol:()=>W,LogEvent:()=>Q,LogLevel:()=>G,LogOrigin:()=>q,LogTopic:()=>x,PACKAGE_NAME:()=>P,PACKAGE_VERSION:()=>L,PACKAGE_VERSION_MAJOR:()=>Re,PACKAGE_VERSION_MINOR:()=>_e,PACKAGE_VERSION_PATCH:()=>Te,StatusCode:()=>Y,TokenType:()=>B,VoidLogger:()=>y,WorkerRequestType:()=>S,WorkerResponseType:()=>h,WorkerTask:()=>i,createWorker:()=>ge,getJsDelivrBundles:()=>ke,getLogEventLabel:()=>ce,getLogLevelLabel:()=>de,getLogOriginLabel:()=>ue,getLogTopicLabel:()=>le,getPlatformFeatures:()=>J,isFirefox:()=>be,isNode:()=>U,isSafari:()=>Ie,selectBundle:()=>ye});module.exports=ie(he);var M=(o=>(o[o.UNDEFINED=0]="UNDEFINED",o[o.AUTOMATIC=1]="AUTOMATIC",o[o.READ_ONLY=2]="READ_ONLY",o[o.READ_WRITE=3]="READ_WRITE",o))(M||{});var B=(n=>(n[n.IDENTIFIER=0]="IDENTIFIER",n[n.NUMERIC_CONSTANT=1]="NUMERIC_CONSTANT",n[n.STRING_CONSTANT=2]="STRING_CONSTANT",n[n.OPERATOR=3]="OPERATOR",n[n.KEYWORD=4]="KEYWORD",n[n.COMMENT=5]="COMMENT",n))(B||{});var G=(a=>(a[a.NONE=0]="NONE",a[a.DEBUG=1]="DEBUG",a[a.INFO=2]="INFO",a[a.WARNING=3]="WARNING",a[a.ERROR=4]="ERROR",a))(G||{}),x=(n=>(n[n.NONE=0]="NONE",n[n.CONNECT=1]="CONNECT",n[n.DISCONNECT=2]="DISCONNECT",n[n.OPEN=3]="OPEN",n[n.QUERY=4]="QUERY",n[n.INSTANTIATE=5]="INSTANTIATE",n))(x||{}),Q=(n=>(n[n.NONE=0]="NONE",n[n.OK=1]="OK",n[n.ERROR=2]="ERROR",n[n.START=3]="START",n[n.RUN=4]="RUN",n[n.CAPTURE=5]="CAPTURE",n))(Q||{}),q=(a=>(a[a.NONE=0]="NONE",a[a.WEB_WORKER=1]="WEB_WORKER",a[a.NODE_WORKER=2]="NODE_WORKER",a[a.BINDINGS=3]="BINDINGS",a[a.ASYNC_DUCKDB=4]="ASYNC_DUCKDB",a))(q||{}),y=class{log(e){}},g=class{constructor(e=2){this.level=e}log(e){e.level>=this.level&&console.log(e)}};function de(s){switch(s){case 0:return"NONE";case 1:return"DEBUG";case 2:return"INFO";case 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this._bindings.insertArrowFromIPCStream(this._conn,e,r)}async insertCSVFromPath(e,r){await this._bindings.insertCSVFromPath(this._conn,e,r)}async insertJSONFromPath(e,r){await this._bindings.insertJSONFromPath(this._conn,e,r)}},p=class{constructor(e,r,t){this.db=e;this.conn=r;this.header=t;this._first=!0,this._depleted=!1,this._inFlight=null}async next(){if(this._first)return this._first=!1,{done:!1,value:this.header};if(this._depleted)return{done:!0,value:null};let e;return this._inFlight!=null?(e=await this._inFlight,this._inFlight=null):e=await this.db.fetchQueryResults(this.conn),this._depleted=e.length==0,this._depleted||(this._inFlight=this.db.fetchQueryResults(this.conn)),{done:this._depleted,value:e}}[Symbol.asyncIterator](){return this}},R=class{constructor(e,r,t){this.bindings=e,this.connectionId=r,this.statementId=t}async close(){await this.bindings.closePrepared(this.connectionId,this.statementId)}async query(...e){let r=await this.bindings.runPrepared(this.connectionId,this.statementId,e),t=u.RecordBatchReader.from(r);return console.assert(t.isSync()),console.assert(t.isFile()),new u.Table(t)}async send(...e){let r=await this.bindings.sendPrepared(this.connectionId,this.statementId,e),t=new p(this.bindings,this.connectionId,r),o=await u.RecordBatchReader.from(t);return console.assert(o.isAsync()),console.assert(o.isStream()),o}};var S=(c=>(c.CANCEL_PENDING_QUERY="CANCEL_PENDING_QUERY",c.CLOSE_PREPARED="CLOSE_PREPARED",c.COLLECT_FILE_STATISTICS="COLLECT_FILE_STATISTICS",c.CONNECT="CONNECT",c.COPY_FILE_TO_BUFFER="COPY_FILE_TO_BUFFER",c.COPY_FILE_TO_PATH="COPY_FILE_TO_PATH",c.CREATE_PREPARED="CREATE_PREPARED",c.DISCONNECT="DISCONNECT",c.DROP_FILE="DROP_FILE",c.DROP_FILES="DROP_FILES",c.EXPORT_FILE_STATISTICS="EXPORT_FILE_STATISTICS",c.FETCH_QUERY_RESULTS="FETCH_QUERY_RESULTS",c.FLUSH_FILES="FLUSH_FILES",c.GET_FEATURE_FLAGS="GET_FEATURE_FLAGS",c.GET_TABLE_NAMES="GET_TABLE_NAMES",c.GET_VERSION="GET_VERSION",c.GLOB_FILE_INFOS="GLOB_FILE_INFOS",c.INSERT_ARROW_FROM_IPC_STREAM="INSERT_ARROW_FROM_IPC_STREAM",c.INSERT_CSV_FROM_PATH="IMPORT_CSV_FROM_PATH",c.INSERT_JSON_FROM_PATH="IMPORT_JSON_FROM_PATH",c.INSTANTIATE="INSTANTIATE",c.OPEN="OPEN",c.PING="PING",c.POLL_PENDING_QUERY="POLL_PENDING_QUERY",c.REGISTER_FILE_BUFFER="REGISTER_FILE_BUFFER",c.REGISTER_FILE_HANDLE="REGISTER_FILE_HANDLE",c.REGISTER_FILE_URL="REGISTER_FILE_URL",c.RESET="RESET",c.RUN_PREPARED="RUN_PREPARED",c.RUN_QUERY="RUN_QUERY",c.SEND_PREPARED="SEND_PREPARED",c.START_PENDING_QUERY="START_PENDING_QUERY",c.TOKENIZE="TOKENIZE",c))(S||{}),h=(l=>(l.CONNECTION_INFO="CONNECTION_INFO",l.ERROR="ERROR",l.FEATURE_FLAGS="FEATURE_FLAGS",l.FILE_BUFFER="FILE_BUFFER",l.FILE_INFOS="FILE_INFOS",l.FILE_SIZE="FILE_SIZE",l.FILE_STATISTICS="FILE_STATISTICS",l.INSTANTIATE_PROGRESS="INSTANTIATE_PROGRESS",l.LOG="LOG",l.OK="OK",l.PREPARED_STATEMENT_ID="PREPARED_STATEMENT_ID",l.QUERY_PLAN="QUERY_PLAN",l.QUERY_RESULT="QUERY_RESULT",l.QUERY_RESULT_CHUNK="QUERY_RESULT_CHUNK",l.QUERY_RESULT_HEADER="QUERY_RESULT_HEADER",l.QUERY_RESULT_HEADER_OR_NULL="QUERY_RESULT_HEADER_OR_NULL",l.REGISTERED_FILE="REGISTERED_FILE",l.SCRIPT_TOKENS="SCRIPT_TOKENS",l.SUCCESS="SUCCESS",l.TABLE_NAMES="TABLE_NAMES",l.VERSION_STRING="VERSION_STRING",l))(h||{}),i=class{constructor(e,r){this.promiseResolver=()=>{};this.promiseRejecter=()=>{};this.type=e,this.data=r,this.promise=new 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d.Type.IntervalDayTime:return{sqlType:"interval[dt]"};case d.Type.IntervalYearMonth:return{sqlType:"interval[m]"};case d.Type.List:return{sqlType:"list",valueType:_(s.valueType)};case d.Type.FixedSizeBinary:return{sqlType:"fixedsizebinary",byteWidth:s.byteWidth};case d.Type.Null:return{sqlType:"null"};case d.Type.Utf8:return{sqlType:"utf8"};case d.Type.Struct:return{sqlType:"struct",fields:s.children.map(r=>T(r.name,r.type))};case d.Type.Map:{let e=s;return{sqlType:"map",keyType:_(e.keyType),valueType:_(e.valueType)}}case d.Type.Time:return{sqlType:"time[s]"};case d.Type.TimeMicrosecond:return{sqlType:"time[us]"};case d.Type.TimeMillisecond:return{sqlType:"time[ms]"};case d.Type.TimeNanosecond:return{sqlType:"time[ns]"};case d.Type.TimeSecond:return{sqlType:"time[s]"};case d.Type.Timestamp:return{sqlType:"timestamp",timezone:s.timezone||void 0};case d.Type.TimestampSecond:return{sqlType:"timestamp[s]",timezone:s.timezone||void 0};case 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this._logger}attach(e){this._worker=e,this._worker.addEventListener("message",this._onMessageHandler),this._worker.addEventListener("error",this._onErrorHandler),this._worker.addEventListener("close",this._onCloseHandler),this._workerShutdownPromise=new Promise((r,t)=>{this._workerShutdownResolver=r})}detach(){this._worker&&(this._worker.removeEventListener("message",this._onMessageHandler),this._worker.removeEventListener("error",this._onErrorHandler),this._worker.removeEventListener("close",this._onCloseHandler),this._worker=null,this._workerShutdownResolver(null),this._workerShutdownPromise=null,this._workerShutdownResolver=()=>{})}async terminate(){this._worker&&(this._worker.terminate(),this._worker=null,this._workerShutdownPromise=null,this._workerShutdownResolver=()=>{})}async postTask(e,r=[]){if(!this._worker){console.error("cannot send a message since the worker is not set!");return}let t=this._nextMessageId++;return this._pendingRequests.set(t,e),this._worker.postMessage({messageId:t,type:e.type,data:e.data},r),await e.promise}onMessage(e){var o;let r=e.data;switch(r.type){case"LOG":{this._logger.log(r.data);return}case"INSTANTIATE_PROGRESS":{for(let a of this._onInstantiationProgress)a(r.data);return}}let t=this._pendingRequests.get(r.requestId);if(!t){console.warn("unassociated response: [".concat(r.requestId,", ").concat(r.type.toString(),"]"));return}if(this._pendingRequests.delete(r.requestId),r.type=="ERROR"){let a=new Error(r.data.message);a.name=r.data.name,(o=Object.getOwnPropertyDescriptor(a,"stack"))!=null&&o.writable&&(a.stack=r.data.stack),t.promiseRejecter(a);return}switch(t.type){case"CLOSE_PREPARED":case"COLLECT_FILE_STATISTICS":case"COPY_FILE_TO_PATH":case"DISCONNECT":case"DROP_FILE":case"DROP_FILES":case"FLUSH_FILES":case"INSERT_ARROW_FROM_IPC_STREAM":case"IMPORT_CSV_FROM_PATH":case"IMPORT_JSON_FROM_PATH":case"OPEN":case"PING":case"REGISTER_FILE_BUFFER":case"REGISTER_FILE_HANDLE":case"REGISTER_FILE_URL":case"RESET":if(r.type=="OK"){t.promiseResolver(r.data);return}break;case"INSTANTIATE":if(this._onInstantiationProgress=[],r.type=="OK"){t.promiseResolver(r.data);return}break;case"GLOB_FILE_INFOS":if(r.type=="FILE_INFOS"){t.promiseResolver(r.data);return}break;case"GET_VERSION":if(r.type=="VERSION_STRING"){t.promiseResolver(r.data);return}break;case"GET_FEATURE_FLAGS":if(r.type=="FEATURE_FLAGS"){t.promiseResolver(r.data);return}break;case"GET_TABLE_NAMES":if(r.type=="TABLE_NAMES"){t.promiseResolver(r.data);return}break;case"TOKENIZE":if(r.type=="SCRIPT_TOKENS"){t.promiseResolver(r.data);return}break;case"COPY_FILE_TO_BUFFER":if(r.type=="FILE_BUFFER"){t.promiseResolver(r.data);return}break;case"EXPORT_FILE_STATISTICS":if(r.type=="FILE_STATISTICS"){t.promiseResolver(r.data);return}break;case"CONNECT":if(r.type=="CONNECTION_INFO"){t.promiseResolver(r.data);return}break;case"RUN_PREPARED":case"RUN_QUERY":if(r.type=="QUERY_RESULT"){t.promiseResolver(r.data);return}break;case"SEND_PREPARED":if(r.type=="QUERY_RESULT_HEADER"){t.promiseResolver(r.data);return}break;case"START_PENDING_QUERY":if(r.type=="QUERY_RESULT_HEADER_OR_NULL"){t.promiseResolver(r.data);return}break;case"POLL_PENDING_QUERY":if(r.type=="QUERY_RESULT_HEADER_OR_NULL"){t.promiseResolver(r.data);return}break;case"CANCEL_PENDING_QUERY":if(this._onInstantiationProgress=[],r.type=="SUCCESS"){t.promiseResolver(r.data);return}break;case"FETCH_QUERY_RESULTS":if(r.type=="QUERY_RESULT_CHUNK"){t.promiseResolver(r.data);return}break;case"CREATE_PREPARED":if(r.type=="PREPARED_STATEMENT_ID"){t.promiseResolver(r.data);return}break}t.promiseRejecter(new Error("unexpected response type: ".concat(r.type.toString())))}onError(e){console.error(e),console.error("error in duckdb worker: ".concat(e.message)),this._pendingRequests.clear()}onClose(){if(this._workerShutdownResolver(null),this._pendingRequests.size!=0){console.warn("worker terminated with ".concat(this._pendingRequests.size," pending requests"));return}this._pendingRequests.clear()}async reset(){let e=new i("RESET",null);return await this.postTask(e)}async ping(){let e=new i("PING",null);await this.postTask(e)}async dropFile(e){let r=new i("DROP_FILE",e);return await this.postTask(r)}async dropFiles(){let e=new i("DROP_FILES",null);return await this.postTask(e)}async flushFiles(){let e=new i("FLUSH_FILES",null);return await this.postTask(e)}async instantiate(e,r=null,t=o=>{}){this._onInstantiationProgress.push(t);let o=new i("INSTANTIATE",[e,r]);return await this.postTask(o)}async getVersion(){let e=new i("GET_VERSION",null);return await this.postTask(e)}async 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this.postTask(t,[])}async exportFileStatistics(e){let r=new i("EXPORT_FILE_STATISTICS",e);return await this.postTask(r,[])}async copyFileToBuffer(e){let r=new i("COPY_FILE_TO_BUFFER",e);return await this.postTask(r)}async copyFileToPath(e,r){let t=new i("COPY_FILE_TO_PATH",[e,r]);await this.postTask(t)}async insertArrowFromIPCStream(e,r,t){if(r.length==0)return;let o=new i("INSERT_ARROW_FROM_IPC_STREAM",[e,r,t]);await this.postTask(o,[r.buffer])}async insertCSVFromPath(e,r,t){if(t.columns!==void 0){let a=[];for(let n in t.columns){let I=t.columns[n];a.push(T(n,I))}t.columnsFlat=a,delete t.columns}let o=new i("IMPORT_CSV_FROM_PATH",[e,r,t]);await this.postTask(o)}async insertJSONFromPath(e,r,t){if(t.columns!==void 0){let a=[];for(let n in t.columns){let I=t.columns[n];a.push(T(n,I))}t.columnsFlat=a,delete t.columns}let o=new i("IMPORT_JSON_FROM_PATH",[e,r,t]);await this.postTask(o)}};var A=class{constructor(){this._bindings=null;this._nextMessageId=0}log(e){this.postMessage({messageId:this._nextMessageId++,requestId:0,type:"LOG",data:e},[])}sendOK(e){this.postMessage({messageId:this._nextMessageId++,requestId:e.messageId,type:"OK",data:null},[])}failWith(e,r){let t={name:r.name,message:r.message,stack:r.stack||void 0};this.postMessage({messageId:this._nextMessageId++,requestId:e.messageId,type:"ERROR",data:t},[])}async onMessage(e){switch(e.type){case"PING":this.sendOK(e);return;case"INSTANTIATE":this._bindings!=null&&this.failWith(e,new Error("duckdb already initialized"));try{this._bindings=await this.instantiate(e.data[0],e.data[1],r=>{this.postMessage({messageId:this._nextMessageId++,requestId:e.messageId,type:"INSTANTIATE_PROGRESS",data:r},[])}),this.sendOK(e)}catch(r){console.log(r),this._bindings=null,this.failWith(e,r)}return;default:break}if(!this._bindings)return this.failWith(e,new Error("duckdb is not 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