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le.Timestamp:switch(t.unit){case fe.SECOND:return le.TimestampSecond;case fe.MILLISECOND:return le.TimestampMillisecond;case fe.MICROSECOND:return le.TimestampMicrosecond;case fe.NANOSECOND:return le.TimestampNanosecond}return le.Timestamp;case le.Date:switch(t.unit){case de.DAY:return le.DateDay;case de.MILLISECOND:return le.DateMillisecond}return le.Date;case le.Interval:switch(t.unit){case be.DAY_TIME:return le.IntervalDayTime;case be.YEAR_MONTH:return le.IntervalYearMonth}return le.Interval;case le.Map:return le.Map;case le.List:return le.List;case le.Struct:return le.Struct;case le.Union:switch(t.mode){case ye.Dense:return le.DenseUnion;case ye.Sparse:return le.SparseUnion}return le.Union;case le.FixedSizeBinary:return le.FixedSizeBinary;case le.FixedSizeList:return le.FixedSizeList;case le.Dictionary:return le.Dictionary}throw new Error(`Unrecognized type 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t.constructor&&ze.compareFields(t.fields,e.fields)}compareFields(t,e){return t===e||Array.isArray(t)&&Array.isArray(e)&&t.length===e.length&&t.every((t,r)=>ze.compareField(t,e[r]))}compareField(t,e){return t===e||e instanceof t.constructor&&t.name===e.name&&t.nullable===e.nullable&&ze.visit(t.type,e.type)}}function Fe(t,e){return e instanceof t.constructor}function Me(t,e){return t===e||Fe(t,e)}function Ee(t,e){return t===e||Fe(t,e)&&t.bitWidth===e.bitWidth&&t.isSigned===e.isSigned}function Ue(t,e){return t===e||Fe(t,e)&&t.precision===e.precision}function Ne(t,e){return t===e||Fe(t,e)&&t.unit===e.unit}function Ve(t,e){return t===e||Fe(t,e)&&t.unit===e.unit&&t.timezone===e.timezone}function Ce(t,e){return t===e||Fe(t,e)&&t.unit===e.unit&&t.bitWidth===e.bitWidth}function ke(t,e){return t===e||Fe(t,e)&&t.mode===e.mode&&t.typeIds.every((t,r)=>t===e.typeIds[r])&&ze.compareFields(t.children,e.children)}function Re(t,e){return 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t===e||Fe(t,e)&&t.byteWidth===e.byteWidth},Oe.prototype.visitDate=Ne,Oe.prototype.visitDateDay=Ne,Oe.prototype.visitDateMillisecond=Ne,Oe.prototype.visitTimestamp=Ve,Oe.prototype.visitTimestampSecond=Ve,Oe.prototype.visitTimestampMillisecond=Ve,Oe.prototype.visitTimestampMicrosecond=Ve,Oe.prototype.visitTimestampNanosecond=Ve,Oe.prototype.visitTime=Ce,Oe.prototype.visitTimeSecond=Ce,Oe.prototype.visitTimeMillisecond=Ce,Oe.prototype.visitTimeMicrosecond=Ce,Oe.prototype.visitTimeNanosecond=Ce,Oe.prototype.visitDecimal=Me,Oe.prototype.visitList=function(t,e){return t===e||Fe(t,e)&&t.children.length===e.children.length&&ze.compareFields(t.children,e.children)},Oe.prototype.visitStruct=function(t,e){return t===e||Fe(t,e)&&t.children.length===e.children.length&&ze.compareFields(t.children,e.children)},Oe.prototype.visitUnion=ke,Oe.prototype.visitDenseUnion=ke,Oe.prototype.visitSparseUnion=ke,Oe.prototype.visitDictionary=function(t,e){return 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t&&t.typeId===le.Time}static isTimestamp(t){return t&&t.typeId===le.Timestamp}static isInterval(t){return t&&t.typeId===le.Interval}static isList(t){return t&&t.typeId===le.List}static isStruct(t){return t&&t.typeId===le.Struct}static isUnion(t){return t&&t.typeId===le.Union}static isFixedSizeBinary(t){return t&&t.typeId===le.FixedSizeBinary}static isFixedSizeList(t){return t&&t.typeId===le.FixedSizeList}static isMap(t){return t&&t.typeId===le.Map}static isDictionary(t){return t&&t.typeId===le.Dictionary}get typeId(){return le.NONE}compareTo(t){return ze.visit(this,t)}}var Pe;je[Symbol.toStringTag]=((Pe=je.prototype).children=null,Pe.ArrayType=Array,Pe[Symbol.toStringTag]="DataType");class $e extends je{toString(){return"Null"}get typeId(){return le.Null}}$e[Symbol.toStringTag]=(t=>t[Symbol.toStringTag]="Null")($e.prototype);class Ye extends je{constructor(t,e){super(),this.isSigned=t,this.bitWidth=e}get typeId(){return le.Int}get ArrayType(){switch(this.bitWidth){case 8:return this.isSigned?Int8Array:Uint8Array;case 16:return this.isSigned?Int16Array:Uint16Array;case 32:case 64:return this.isSigned?Int32Array:Uint32Array}throw new Error(`Unrecognized ${this[Symbol.toStringTag]} type`)}toString(){return`${this.isSigned?"I":"Ui"}nt${this.bitWidth}`}}Ye[Symbol.toStringTag]=(t=>(t.isSigned=null,t.bitWidth=null,t[Symbol.toStringTag]="Int"))(Ye.prototype);class We extends Ye{constructor(){super(!0,8)}}class He extends Ye{constructor(){super(!0,16)}}class Ke extends Ye{constructor(){super(!0,32)}}class Ge extends Ye{constructor(){super(!0,64)}}class qe extends Ye{constructor(){super(!1,8)}}class Je extends Ye{constructor(){super(!1,16)}}class Ze extends Ye{constructor(){super(!1,32)}}class Qe extends 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le.FixedSizeBinary}toString(){return`FixedSizeBinary[${this.byteWidth}]`}}br[Symbol.toStringTag]=(t=>(t.byteWidth=null,t.ArrayType=Uint8Array,t[Symbol.toStringTag]="FixedSizeBinary"))(br.prototype);class gr extends je{constructor(t,e){super(),this.listSize=t,this.children=[e]}get typeId(){return le.FixedSizeList}get valueType(){return this.children[0].type}get valueField(){return this.children[0]}get ArrayType(){return this.valueType.ArrayType}toString(){return`FixedSizeList[${this.listSize}]<${this.valueType}>`}}gr[Symbol.toStringTag]=(t=>(t.children=null,t.listSize=null,t[Symbol.toStringTag]="FixedSizeList"))(gr.prototype);class _r extends je{constructor(t,e=!1){super(),this.children=[t],this.keysSorted=e}get typeId(){return le.Map}get keyType(){return this.children[0].type.children[0].type}get valueType(){return this.children[0].type.children[1].type}toString(){return`Map<{${this.children[0].type.children.map(t=>`${t.name}:${t.type}`).join(", 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Sr{constructor(t,e,r,i,n,s,a){let o;this.type=t,this.dictionary=a,this.offset=Math.floor(Math.max(e||0,0)),this.length=Math.floor(Math.max(r||0,0)),this._nullCount=Math.floor(Math.max(i||0,-1)),this.childData=(s||[]).map(t=>t instanceof Sr?t:t.data),n instanceof Sr?(this.stride=n.stride,this.values=n.values,this.typeIds=n.typeIds,this.nullBitmap=n.nullBitmap,this.valueOffsets=n.valueOffsets):(this.stride=Ir(t),n&&((o=n[0])&&(this.valueOffsets=o),(o=n[1])&&(this.values=o),(o=n[2])&&(this.nullBitmap=o),(o=n[3])&&(this.typeIds=o)))}get typeId(){return this.type.typeId}get ArrayType(){return this.type.ArrayType}get buffers(){return[this.valueOffsets,this.values,this.nullBitmap,this.typeIds]}get byteLength(){let t=0,{valueOffsets:e,values:r,nullBitmap:i,typeIds:n}=this;return e&&(t+=e.byteLength),r&&(t+=r.byteLength),i&&(t+=i.byteLength),n&&(t+=n.byteLength),this.childData.reduce((t,e)=>t+e.byteLength,t)}get nullCount(){let t,e=this._nullCount;return e<=-1&&(t=this.nullBitmap)&&(this._nullCount=e=this.length-Be(t,this.offset,this.offset+this.length)),e}clone(t,e=this.offset,r=this.length,i=this._nullCount,n=this,s=this.childData){return new Sr(t,e,r,i,n,s,this.dictionary)}slice(t,e){const{stride:r,typeId:i,childData:n}=this,s=+(0===this._nullCount)-1,a=16===i?r:1,o=this._sliceBuffers(t,e,r,i);return this.clone(this.type,this.offset+t,e,s,o,!n.length||this.valueOffsets?n:this._sliceChildren(n,a*t,a*e))}_changeLengthAndBackfillNullBitmap(t){if(this.typeId===le.Null)return this.clone(this.type,0,t,0);const{length:e,nullCount:r}=this,i=new Uint8Array((t+63&-64)>>3).fill(255,0,e>>3);i[e>>3]=(1<0&&i.set(Ie(this.offset,e,this.nullBitmap),0);const n=this.buffers;return n[he.VALIDITY]=i,this.clone(this.type,0,t,r+(t-e),n)}_sliceBuffers(t,e,r,i){let n,{buffers:s}=this;return(n=s[he.TYPE])&&(s[he.TYPE]=n.subarray(t,t+e)),(n=s[he.OFFSET])&&(s[he.OFFSET]=n.subarray(t,t+e+1))||(n=s[he.DATA])&&(s[he.DATA]=6===i?n:n.subarray(r*t,r*(t+e))),s}_sliceChildren(t,e,r){return t.map(t=>t.slice(e,r))}static new(t,e,r,i,n,s,a){switch(n instanceof Sr?n=n.buffers:n||(n=[]),t.typeId){case le.Null:return Sr.Null(t,e,r);case le.Int:return Sr.Int(t,e,r,i||0,n[he.VALIDITY],n[he.DATA]||[]);case le.Dictionary:return Sr.Dictionary(t,e,r,i||0,n[he.VALIDITY],n[he.DATA]||[],a);case le.Float:return Sr.Float(t,e,r,i||0,n[he.VALIDITY],n[he.DATA]||[]);case le.Bool:return Sr.Bool(t,e,r,i||0,n[he.VALIDITY],n[he.DATA]||[]);case le.Decimal:return Sr.Decimal(t,e,r,i||0,n[he.VALIDITY],n[he.DATA]||[]);case le.Date:return Sr.Date(t,e,r,i||0,n[he.VALIDITY],n[he.DATA]||[]);case le.Time:return Sr.Time(t,e,r,i||0,n[he.VALIDITY],n[he.DATA]||[]);case le.Timestamp:return Sr.Timestamp(t,e,r,i||0,n[he.VALIDITY],n[he.DATA]||[]);case le.Interval:return Sr.Interval(t,e,r,i||0,n[he.VALIDITY],n[he.DATA]||[]);case le.FixedSizeBinary:return Sr.FixedSizeBinary(t,e,r,i||0,n[he.VALIDITY],n[he.DATA]||[]);case le.Binary:return Sr.Binary(t,e,r,i||0,n[he.VALIDITY],n[he.OFFSET]||[],n[he.DATA]||[]);case le.Utf8:return Sr.Utf8(t,e,r,i||0,n[he.VALIDITY],n[he.OFFSET]||[],n[he.DATA]||[]);case le.List:return Sr.List(t,e,r,i||0,n[he.VALIDITY],n[he.OFFSET]||[],(s||[])[0]);case le.FixedSizeList:return Sr.FixedSizeList(t,e,r,i||0,n[he.VALIDITY],(s||[])[0]);case le.Struct:return Sr.Struct(t,e,r,i||0,n[he.VALIDITY],s||[]);case le.Map:return Sr.Map(t,e,r,i||0,n[he.VALIDITY],n[he.OFFSET]||[],(s||[])[0]);case le.Union:return Sr.Union(t,e,r,i||0,n[he.VALIDITY],n[he.TYPE]||[],n[he.OFFSET]||s,s)}throw new Error("Unrecognized typeId "+t.typeId)}static Null(t,e,r){return new Sr(t,e,r,0)}static Int(t,e,r,i,n,s){return new Sr(t,e,r,i,[void 0,Wt(t.ArrayType,s),Gt(n)])}static Dictionary(t,e,r,i,n,s,a){return new Sr(t,e,r,i,[void 0,Wt(t.indices.ArrayType,s),Gt(n)],[],a)}static Float(t,e,r,i,n,s){return new Sr(t,e,r,i,[void 0,Wt(t.ArrayType,s),Gt(n)])}static Bool(t,e,r,i,n,s){return new Sr(t,e,r,i,[void 0,Wt(t.ArrayType,s),Gt(n)])}static Decimal(t,e,r,i,n,s){return new Sr(t,e,r,i,[void 0,Wt(t.ArrayType,s),Gt(n)])}static Date(t,e,r,i,n,s){return new Sr(t,e,r,i,[void 0,Wt(t.ArrayType,s),Gt(n)])}static Time(t,e,r,i,n,s){return new Sr(t,e,r,i,[void 0,Wt(t.ArrayType,s),Gt(n)])}static Timestamp(t,e,r,i,n,s){return new Sr(t,e,r,i,[void 0,Wt(t.ArrayType,s),Gt(n)])}static Interval(t,e,r,i,n,s){return new Sr(t,e,r,i,[void 0,Wt(t.ArrayType,s),Gt(n)])}static FixedSizeBinary(t,e,r,i,n,s){return new Sr(t,e,r,i,[void 0,Wt(t.ArrayType,s),Gt(n)])}static Binary(t,e,r,i,n,s,a){return new Sr(t,e,r,i,[Ht(s),Gt(a),Gt(n)])}static Utf8(t,e,r,i,n,s,a){return new Sr(t,e,r,i,[Ht(s),Gt(a),Gt(n)])}static List(t,e,r,i,n,s,a){return new Sr(t,e,r,i,[Ht(s),void 0,Gt(n)],[a])}static FixedSizeList(t,e,r,i,n,s){return new Sr(t,e,r,i,[void 0,void 0,Gt(n)],[s])}static Struct(t,e,r,i,n,s){return new Sr(t,e,r,i,[void 0,void 0,Gt(n)],s)}static Map(t,e,r,i,n,s,a){return new Sr(t,e,r,i,[Ht(s),void 0,Gt(n)],[a])}static Union(t,e,r,i,n,s,a,o){const c=[void 0,void 0,Gt(n),Wt(t.ArrayType,s)];return t.mode===ye.Sparse?new Sr(t,e,r,i,c,a):(c[he.OFFSET]=Ht(a),new Sr(t,e,r,i,c,o))}}Sr.prototype.childData=Object.freeze([]);function Tr(t){if(null===t)return"null";if(void 0===t)return"undefined";switch(typeof t){case"number":case"bigint":return""+t;case"string":return`"${t}"`}return"function"==typeof t[Symbol.toPrimitive]?t[Symbol.toPrimitive]("string"):ArrayBuffer.isView(t)?`[${t}]`:JSON.stringify(t)}function Br(t){if(!t||t.length<=0)return function(t){return!0};let e="",r=t.filter(t=>t==t);return r.length>0&&(e=`\n switch (x) {${r.map(t=>`\n case ${function(t){if("bigint"!=typeof t)return Tr(t);if(Tt)return Tr(t)+"n";return`"${Tr(t)}"`}(t)}:`).join("")}\n return false;\n }`),t.length!==r.length&&(e="if (x !== x) return false;\n"+e),new Function("x",e+"\nreturn true;")}const Ar=(t,e)=>(t*e+63&-64||64)/e;class Dr{constructor(t,e=1){this.buffer=t,this.stride=e,this.BYTES_PER_ELEMENT=t.BYTES_PER_ELEMENT,this.ArrayType=t.constructor,this._resize(this.length=t.length/e|0)}get byteLength(){return this.length*this.stride*this.BYTES_PER_ELEMENT|0}get reservedLength(){return this.buffer.length/this.stride}get reservedByteLength(){return this.buffer.byteLength}set(t,e){return this}append(t){return this.set(this.length,t)}reserve(t){if(t>0){this.length+=t;const e=this.stride,r=this.length*e,i=this.buffer.length;r>=i&&this._resize(Ar(0===i?1*r:2*r,this.BYTES_PER_ELEMENT))}return this}flush(t=this.length){t=Ar(t*this.stride,this.BYTES_PER_ELEMENT);const e=((t,e=0)=>t.length>=e?t.subarray(0,e):$t(new t.constructor(e),t,0))(this.buffer,t);return this.clear(),e}clear(){return this.length=0,this._resize(0),this}_resize(t){return this.buffer=$t(new this.ArrayType(t),this.buffer)}}Dr.prototype.offset=0;class xr extends Dr{last(){return this.get(this.length-1)}get(t){return this.buffer[t]}set(t,e){return this.reserve(t-this.length+1),this.buffer[t*this.stride]=e,this}}class Lr extends xr{constructor(t=new Uint8Array(0)){super(t,1/8),this.numValid=0}get numInvalid(){return this.length-this.numValid}get(t){return this.buffer[t>>3]>>t%8&1}set(t,e){const{buffer:r}=this.reserve(t-this.length+1),i=t>>3,n=t%8,s=r[i]>>n&1;return e?0===s&&(r[i]|=1<this.length&&this.set(t-1,0),super.flush(t+1)}}class Fr extends Dr{get ArrayType64(){return this._ArrayType64||(this._ArrayType64=this.buffer instanceof Int32Array?Bt:Dt)}set(t,e){switch(this.reserve(t-this.length+1),typeof e){case"bigint":this.buffer64[t]=e;break;case"number":this.buffer[t*this.stride]=e;break;default:this.buffer.set(e,t*this.stride)}return this}_resize(t){const e=super._resize(t),r=e.byteLength/(this.BYTES_PER_ELEMENT*this.stride);return Tt&&(this.buffer64=new this.ArrayType64(e.buffer,e.byteOffset,r)),e}}class Mr{constructor({type:t,nullValues:e}){this.length=0,this.finished=!1,this.type=t,this.children=[],this.nullValues=e,this.stride=Ir(t),this._nulls=new Lr,e&&e.length>0&&(this._isValid=Br(e))}static new(t){}static throughNode(t){throw new Error('"throughNode" not available in this environment')}static throughDOM(t){throw new Error('"throughDOM" not available in this environment')}static throughIterable(t){return function(t){const{queueingStrategy:e="count"}=t,{highWaterMark:r=("bytes"!==e?1e3:16384)}=t,i="bytes"!==e?"length":"byteLength";return function*(e){let n=0,s=Mr.new(t);for(const t of e)s.append(t)[i]>=r&&++n&&(yield s.toVector());(s.finish().length>0||0===n)&&(yield s.toVector())}}(t)}static throughAsyncIterable(t){return function(t){const{queueingStrategy:e="count"}=t,{highWaterMark:r=("bytes"!==e?1e3:16384)}=t,i="bytes"!==e?"length":"byteLength";return async function*(e){let n=0,s=Mr.new(t);for await(const t of e)s.append(t)[i]>=r&&++n&&(yield s.toVector());(s.finish().length>0||0===n)&&(yield s.toVector())}}(t)}toVector(){return oe.new(this.flush())}get ArrayType(){return this.type.ArrayType}get nullCount(){return this._nulls.numInvalid}get numChildren(){return this.children.length}get byteLength(){let t=0;return this._offsets&&(t+=this._offsets.byteLength),this._values&&(t+=this._values.byteLength),this._nulls&&(t+=this._nulls.byteLength),this._typeIds&&(t+=this._typeIds.byteLength),this.children.reduce((t,e)=>t+e.byteLength,t)}get reservedLength(){return this._nulls.reservedLength}get reservedByteLength(){let t=0;return this._offsets&&(t+=this._offsets.reservedByteLength),this._values&&(t+=this._values.reservedByteLength),this._nulls&&(t+=this._nulls.reservedByteLength),this._typeIds&&(t+=this._typeIds.reservedByteLength),this.children.reduce((t,e)=>t+e.reservedByteLength,t)}get valueOffsets(){return this._offsets?this._offsets.buffer:null}get values(){return this._values?this._values.buffer:null}get nullBitmap(){return this._nulls?this._nulls.buffer:null}get typeIds(){return this._typeIds?this._typeIds.buffer:null}append(t){return this.set(this.length,t)}isValid(t){return this._isValid(t)}set(t,e){return this.setValid(t,this.isValid(e))&&this.setValue(t,e),this}setValue(t,e){this._setValue(this,t,e)}setValid(t,e){return this.length=this._nulls.set(t,+e).length,e}addChild(t,e=""+this.numChildren){throw new Error(`Cannot append children to non-nested type "${this.type}"`)}getChildAt(t){return this.children[t]||null}flush(){const t=[],e=this._values,r=this._offsets,i=this._typeIds,{length:n,nullCount:s}=this;i?(t[he.TYPE]=i.flush(n),r&&(t[he.OFFSET]=r.flush(n))):r?(e&&(t[he.DATA]=e.flush(r.last())),t[he.OFFSET]=r.flush(n)):e&&(t[he.DATA]=e.flush(n)),s>0&&(t[he.VALIDITY]=this._nulls.flush(n));const a=Sr.new(this.type,0,n,s,t,this.children.map(t=>t.flush()));return this.clear(),a}finish(){return this.finished=!0,this.children.forEach(t=>t.finish()),this}clear(){return this.length=0,this._offsets&&this._offsets.clear(),this._values&&this._values.clear(),this._nulls&&this._nulls.clear(),this._typeIds&&this._typeIds.clear(),this.children.forEach(t=>t.clear()),this}}Mr.prototype.length=1,Mr.prototype.stride=1,Mr.prototype.children=null,Mr.prototype.finished=!1,Mr.prototype.nullValues=null,Mr.prototype._isValid=()=>!0;class Er extends Mr{constructor(t){super(t),this._values=new xr(new this.ArrayType(0),this.stride)}setValue(t,e){const r=this._values;return r.reserve(t-r.length+1),super.setValue(t,e)}}class Ur extends Mr{constructor(t){super(t),this._pendingLength=0,this._offsets=new Or}setValue(t,e){const r=this._pending||(this._pending=new Map),i=r.get(t);i&&(this._pendingLength-=i.length),this._pendingLength+=e.length,r.set(t,e)}setValid(t,e){return!!super.setValid(t,e)||((this._pending||(this._pending=new Map)).set(t,void 0),!1)}clear(){return this._pendingLength=0,this._pending=void 0,super.clear()}flush(){return this._flush(),super.flush()}finish(){return this._flush(),super.finish()}_flush(){const t=this._pending,e=this._pendingLength;return this._pendingLength=0,this._pending=void 0,t&&t.size>0&&this._flushPending(t,e),this}}class Nr extends Mr{constructor(t){super(t),this._values=new Lr}setValue(t,e){this._values.set(t,+e)}}class Vr extends Mr{setValue(t,e){}setValid(t,e){return this.length=Math.max(t+1,this.length),e}}class Cr extends Er{}class kr extends Cr{}class Rr extends Cr{}class zr extends Er{}class jr extends Mr{constructor({type:t,nullValues:e,dictionaryHashFunction:r}){super({type:new wr(t.dictionary,t.indices,t.id,t.isOrdered)}),this._nulls=null,this._dictionaryOffset=0,this._keysToIndices=Object.create(null),this.indices=Mr.new({type:this.type.indices,nullValues:e}),this.dictionary=Mr.new({type:this.type.dictionary,nullValues:null}),"function"==typeof r&&(this.valueToKey=r)}get values(){return this.indices.values}get nullCount(){return this.indices.nullCount}get nullBitmap(){return this.indices.nullBitmap}get byteLength(){return this.indices.byteLength+this.dictionary.byteLength}get reservedLength(){return this.indices.reservedLength+this.dictionary.reservedLength}get reservedByteLength(){return this.indices.reservedByteLength+this.dictionary.reservedByteLength}isValid(t){return this.indices.isValid(t)}setValid(t,e){const r=this.indices;return e=r.setValid(t,e),this.length=r.length,e}setValue(t,e){let r=this._keysToIndices,i=this.valueToKey(e),n=r[i];return void 0===n&&(r[i]=n=this._dictionaryOffset+this.dictionary.append(e).length-1),this.indices.setValue(t,n)}flush(){const t=this.type,e=this._dictionary,r=this.dictionary.toVector(),i=this.indices.flush().clone(t);return i.dictionary=e?e.concat(r):r,this.finished||(this._dictionaryOffset+=r.length),this._dictionary=i.dictionary,this.clear(),i}finish(){return this.indices.finish(),this.dictionary.finish(),this._dictionaryOffset=0,this._keysToIndices=Object.create(null),super.finish()}clear(){return this.indices.clear(),this.dictionary.clear(),super.clear()}valueToKey(t){return"string"==typeof t?t:""+t}}class Pr extends Er{}const $r=new Float64Array(1),Yr=new Uint32Array($r.buffer);function Wr(t){let e=(31744&t)>>10,r=(1023&t)/1024,i=(-1)**((32768&t)>>15);switch(e){case 31:return i*(r?NaN:1/0);case 0:return i*(r?6103515625e-14*r:0)}return i*2**(e-15)*(1+r)}function Hr(t){if(t!=t)return 32256;$r[0]=t;let e=(2147483648&Yr[1])>>16&65535,r=2146435072&Yr[1],i=0;return r>=1089470464?Yr[0]>0?r=31744:(r=(2080374784&r)>>16,i=(1048575&Yr[1])>>10):r<=1056964608?(i=1048576+(1048575&Yr[1]),i=1048576+(i<<(r>>20)-998)>>21,r=0):(r=r-1056964608>>10,i=512+(1048575&Yr[1])>>10),e|r|65535&i}class Kr extends Er{}class Gr extends Kr{setValue(t,e){this._values.set(t,Hr(e))}}class qr extends Kr{setValue(t,e){this._values.set(t,e)}}class Jr extends Kr{setValue(t,e){this._values.set(t,e)}}const Zr=Symbol.for("isArrowBigNum");function Qr(t,...e){return 0===e.length?Object.setPrototypeOf(Wt(this.TypedArray,t),this.constructor.prototype):Object.setPrototypeOf(new this.TypedArray(t,...e),this.constructor.prototype)}function Xr(...t){return Qr.apply(this,t)}function ti(...t){return Qr.apply(this,t)}function ei(...t){return Qr.apply(this,t)}function ri(t){let e,r,{buffer:i,byteOffset:n,length:s,signed:a}=t,o=new Int32Array(i,n,s),c=0,u=0,l=o.length;for(;u>>=0),c+=(r>>>0)+e*u**32;return c}let ii,ni;function si(t){let e="",r=new Uint32Array(2),i=new Uint16Array(t.buffer,t.byteOffset,t.byteLength/2),n=new Uint32Array((i=new Uint16Array(i).reverse()).buffer),s=-1,a=i.length-1;do{for(r[0]=i[s=0];s8===t.byteLength?new t.BigIntArray(t.buffer,t.byteOffset,1)[0]:si(t),ii=t=>8===t.byteLength?""+new t.BigIntArray(t.buffer,t.byteOffset,1)[0]:si(t)):(ii=si,ni=ii);class ai{constructor(t,e){return ai.new(t,e)}static new(t,e){switch(e){case!0:return new Xr(t);case!1:return new ti(t)}switch(t.constructor){case Int8Array:case Int16Array:case Int32Array:case Bt:return new Xr(t)}return 16===t.byteLength?new ei(t):new ti(t)}static signed(t){return new Xr(t)}static unsigned(t){return new ti(t)}static decimal(t){return new ei(t)}}class oi extends Er{setValue(t,e){this._values.set(t,e)}}class ci extends oi{}class ui extends oi{}class li extends oi{}class hi extends oi{constructor(t){t.nullValues&&(t.nullValues=t.nullValues.map(bi)),super(t),this._values=new Fr(new Int32Array(0),2)}get values64(){return this._values.buffer64}isValid(t){return super.isValid(bi(t))}}class di extends oi{}class fi extends oi{}class pi extends oi{}class yi extends oi{constructor(t){t.nullValues&&(t.nullValues=t.nullValues.map(bi)),super(t),this._values=new Fr(new Uint32Array(0),2)}get values64(){return this._values.buffer64}isValid(t){return super.isValid(bi(t))}}const bi=(gi={BigIntArray:Bt},t=>(ArrayBuffer.isView(t)&&(gi.buffer=t.buffer,gi.byteOffset=t.byteOffset,gi.byteLength=t.byteLength,t=ni(gi),gi.buffer=null),t));var gi;class _i extends Er{}class mi extends _i{}class vi extends _i{}class wi extends _i{}class Ii extends _i{}class Si extends Er{}class Ti extends Si{}class Bi extends Si{}class Ai extends Si{}class Di extends Si{}class xi extends Er{}class Li extends xi{}class Oi extends xi{}class Fi extends Ur{constructor(t){super(t),this._values=new Dr(new Uint8Array(0))}get byteLength(){let t=this._pendingLength+4*this.length;return this._offsets&&(t+=this._offsets.byteLength),this._values&&(t+=this._values.byteLength),this._nulls&&(t+=this._nulls.byteLength),t}setValue(t,e){return super.setValue(t,Gt(e))}_flushPending(t,e){const r=this._offsets,i=this._values.reserve(e).buffer;let n,s=0,a=0,o=0;for([s,n]of t)void 0===n?r.set(s,0):(a=n.length,i.set(n,o),r.set(s,a),o+=a)}}class Mi extends Ur{constructor(t){super(t),this._values=new Dr(new Uint8Array(0))}get byteLength(){let t=this._pendingLength+4*this.length;return this._offsets&&(t+=this._offsets.byteLength),this._values&&(t+=this._values.byteLength),this._nulls&&(t+=this._nulls.byteLength),t}setValue(t,e){return super.setValue(t,_t(e))}_flushPending(t,e){}}Mi.prototype._flushPending=Fi.prototype._flushPending;class Ei{get length(){return this._values.length}get(t){return this._values[t]}clear(){return this._values=null,this}bind(t){return t instanceof oe?t:(this._values=t,this)}}const Ui=Symbol.for("parent"),Ni=Symbol.for("rowIndex"),Vi=Symbol.for("keyToIdx"),Ci=Symbol.for("idxToVal"),ki=Symbol.for("nodejs.util.inspect.custom");class Ri{constructor(t,e){this[Ui]=t,this.size=e}entries(){return this[Symbol.iterator]()}has(t){return void 0!==this.get(t)}get(t){let e=void 0;if(null!=t){const r=this[Vi]||(this[Vi]=new Map);let i=r.get(t);if(void 0!==i){const t=this[Ci]||(this[Ci]=new Array(this.size));void 0!==(e=t[i])||(t[i]=e=this.getValue(i))}else if((i=this.getIndex(t))>-1){r.set(t,i);const n=this[Ci]||(this[Ci]=new Array(this.size));void 0!==(e=n[i])||(n[i]=e=this.getValue(i))}}return e}set(t,e){if(null!=t){const r=this[Vi]||(this[Vi]=new Map);let i=r.get(t);if(void 0===i&&r.set(t,i=this.getIndex(t)),i>-1){(this[Ci]||(this[Ci]=new Array(this.size)))[i]=this.setValue(i,e)}}return this}clear(){throw new Error(`Clearing ${this[Symbol.toStringTag]} not supported.`)}delete(t){throw new Error(`Deleting ${this[Symbol.toStringTag]} values not supported.`)}*[Symbol.iterator](){const t=this.keys(),e=this.values(),r=this[Vi]||(this[Vi]=new Map),i=this[Ci]||(this[Ci]=new Array(this.size));for(let n,s,a,o,c=0;!(a=t.next()).done&&!(o=e.next()).done;++c)n=a.value,s=o.value,i[c]=s,r.has(n)||r.set(n,c),yield[n,s]}forEach(t,e){const r=this.keys(),i=this.values(),n=void 0===e?t:(r,i,n)=>t.call(e,r,i,n),s=this[Vi]||(this[Vi]=new Map),a=this[Ci]||(this[Ci]=new Array(this.size));for(let t,e,o,c,u=0;!(o=r.next()).done&&!(c=i.next()).done;++u)t=o.value,e=c.value,a[u]=e,s.has(t)||s.set(t,u),n(e,t,this)}toArray(){return[...this.values()]}toJSON(){const t={};return this.forEach((e,r)=>t[r]=e),t}inspect(){return this.toString()}[ki](){return this.toString()}toString(){const t=[];return this.forEach((e,r)=>{r=Tr(r),e=Tr(e),t.push(`${r}: ${e}`)}),`{ ${t.join(", ")} }`}}Ri[Symbol.toStringTag]=(t=>(Object.defineProperties(t,{size:{writable:!0,enumerable:!1,configurable:!1,value:0},[Ui]:{writable:!0,enumerable:!1,configurable:!1,value:null},[Ni]:{writable:!0,enumerable:!1,configurable:!1,value:-1}}),t[Symbol.toStringTag]="Row"))(Ri.prototype);class zi extends Ri{constructor(t){return super(t,t.length),$i(this)}keys(){return this[Ui].getChildAt(0)[Symbol.iterator]()}values(){return this[Ui].getChildAt(1)[Symbol.iterator]()}getKey(t){return this[Ui].getChildAt(0).get(t)}getIndex(t){return this[Ui].getChildAt(0).indexOf(t)}getValue(t){return this[Ui].getChildAt(1).get(t)}setValue(t,e){this[Ui].getChildAt(1).set(t,e)}}class ji extends Ri{constructor(t){return super(t,t.type.children.length),Pi(this)}*keys(){for(const t of this[Ui].type.children)yield t.name}*values(){for(const t of this[Ui].type.children)yield this[t.name]}getKey(t){return this[Ui].type.children[t].name}getIndex(t){return this[Ui].type.children.findIndex(e=>e.name===t)}getValue(t){return this[Ui].getChildAt(t).get(this[Ni])}setValue(t,e){return this[Ui].getChildAt(t).set(this[Ni],e)}}Object.setPrototypeOf(Ri.prototype,Map.prototype);const Pi=(()=>{const t={enumerable:!0,configurable:!1,get:null,set:null};return e=>{let r=-1,i=e[Vi]||(e[Vi]=new Map);const n=t=>function(){return this.get(t)},s=t=>function(e){return this.set(t,e)};for(const a of e.keys())i.set(a,++r),t.get=n(a),t.set=s(a),e.hasOwnProperty(a)||(t.enumerable=!0,Object.defineProperty(e,a,t)),e.hasOwnProperty(r)||(t.enumerable=!1,Object.defineProperty(e,r,t));return 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i=e.endVector();qn.startDictionariesVector(e,t.numDictionaries),[...t.dictionaryBatches()].slice().reverse().forEach(t=>Qn.encode(e,t));const n=e.endVector();return qn.startFooter(e),qn.addSchema(e,r),qn.addVersion(e,_e.V4),qn.addRecordBatches(e,i),qn.addDictionaries(e,n),qn.finishFooterBuffer(e,qn.endFooter(e)),e.asUint8Array()}get numRecordBatches(){return this._recordBatches.length}get numDictionaries(){return this._dictionaryBatches.length}*recordBatches(){for(let t,e=-1,r=this.numRecordBatches;++e=0&&t=0&&t=0&&t=0&&t0)return super.write(t)}toString(t=!1){return t?gt(this.toUint8Array(!0)):this.toUint8Array(!1).then(gt)}toUint8Array(t=!1){return t?Yt(this._values)[0]:(async()=>{let t=[],e=0;for await(const r of this)t.push(r),e+=r.byteLength;return Yt(t,e)[0]})()}}class ts{constructor(t){t&&(this.source=new rs(ie.fromIterable(t)))}[Symbol.iterator](){return this}next(t){return this.source.next(t)}throw(t){return this.source.throw(t)}return(t){return this.source.return(t)}peek(t){return this.source.peek(t)}read(t){return this.source.read(t)}}class es{constructor(t){t instanceof es?this.source=t.source:t instanceof Xn?this.source=new is(ie.fromAsyncIterable(t)):zt(t)?this.source=new is(ie.fromNodeStream(t)):Rt(t)?this.source=new is(ie.fromDOMStream(t)):kt(t)?this.source=new is(ie.fromDOMStream(t.body)):Et(t)?this.source=new is(ie.fromIterable(t)):(Mt(t)||Ut(t))&&(this.source=new is(ie.fromAsyncIterable(t)))}[Symbol.asyncIterator](){return this}next(t){return this.source.next(t)}throw(t){return this.source.throw(t)}return(t){return this.source.return(t)}get closed(){return this.source.closed}cancel(t){return this.source.cancel(t)}peek(t){return this.source.peek(t)}read(t){return this.source.read(t)}}class rs{constructor(t){this.source=t}cancel(t){this.return(t)}peek(t){return this.next(t,"peek").value}read(t){return this.next(t,"read").value}next(t,e="read"){return this.source.next({cmd:e,size:t})}throw(t){return Object.create(this.source.throw&&this.source.throw(t)||mt)}return(t){return Object.create(this.source.return&&this.source.return(t)||mt)}}class is{constructor(t){this.source=t,this._closedPromise=new Promise(t=>this._closedPromiseResolve=t)}async cancel(t){await this.return(t)}get closed(){return this._closedPromise}async read(t){return(await this.next(t,"read")).value}async peek(t){return(await this.next(t,"peek")).value}async next(t,e="read"){return await this.source.next({cmd:e,size:t})}async throw(t){const e=this.source.throw&&await this.source.throw(t)||mt;return this._closedPromiseResolve&&this._closedPromiseResolve(),this._closedPromiseResolve=void 0,Object.create(e)}async return(t){const e=this.source.return&&await this.source.return(t)||mt;return this._closedPromiseResolve&&this._closedPromiseResolve(),this._closedPromiseResolve=void 0,Object.create(e)}}class ns extends ts{constructor(t,e){super(),this.position=0,this.buffer=Gt(t),this.size=void 0===e?this.buffer.byteLength:e}readInt32(t){const{buffer:e,byteOffset:r}=this.readAt(t,4);return new DataView(e,r).getInt32(0,!0)}seek(t){return this.position=Math.min(t,this.size),t{this.size=(await t.stat()).size,delete this._pending})()}async readInt32(t){const{buffer:e,byteOffset:r}=await this.readAt(t,4);return new DataView(e,r).getInt32(0,!0)}async seek(t){return this._pending&&await this._pending,this.position=Math.min(t,this.size),t>>16,65535&this.buffer[1],this.buffer[0]>>>16,65535&this.buffer[0]]),r=new Uint32Array([t.buffer[1]>>>16,65535&t.buffer[1],t.buffer[0]>>>16,65535&t.buffer[0]]);let i=e[3]*r[3];this.buffer[0]=65535&i;let n=i>>>16;return i=e[2]*r[3],n+=i,i=e[3]*r[2]>>>0,n+=i,this.buffer[0]+=n<<16,this.buffer[1]=n>>>0>>16,this.buffer[1]+=e[1]*r[3]+e[2]*r[2]+e[3]*r[1],this.buffer[1]+=e[0]*r[3]+e[1]*r[2]+e[2]*r[1]+e[3]*r[0]<<16,this}_plus(t){const e=this.buffer[0]+t.buffer[0]>>>0;this.buffer[1]+=t.buffer[1],e>>0&&++this.buffer[1],this.buffer[0]=e}lessThan(t){return this.buffer[1]>>0,e[2]=this.buffer[2]+t.buffer[2]>>>0,e[1]=this.buffer[1]+t.buffer[1]>>>0,e[0]=this.buffer[0]+t.buffer[0]>>>0,e[0]>>0&&++e[1],e[1]>>0&&++e[2],e[2]>>0&&++e[3],this.buffer[3]=e[3],this.buffer[2]=e[2],this.buffer[1]=e[1],this.buffer[0]=e[0],this}hex(){return`${as(this.buffer[3])} ${as(this.buffer[2])} ${as(this.buffer[1])} ${as(this.buffer[0])}`}static multiply(t,e){return new hs(new Uint32Array(t.buffer)).times(e)}static add(t,e){return new hs(new Uint32Array(t.buffer)).plus(e)}static from(t,e=new Uint32Array(4)){return hs.fromString("string"==typeof t?t:t.toString(),e)}static fromNumber(t,e=new Uint32Array(4)){return hs.fromString(t.toString(),e)}static fromString(t,e=new Uint32Array(4)){const r=t.startsWith("-"),i=t.length;let n=new hs(e);for(let e=r?1:0;e0&&this.readData(t,r)||new Uint8Array(0)}readOffsets(t,e){return this.readData(t,e)}readTypeIds(t,e){return this.readData(t,e)}readData(t,{length:e,offset:r}=this.nextBufferRange()){return this.bytes.subarray(r,r+e)}readDictionary(t){return this.dictionaries.get(t.id)}}class fs extends ds{constructor(t,e,r,i){super(new Uint8Array(0),e,r,i),this.sources=t}readNullBitmap(t,e,{offset:r}=this.nextBufferRange()){return e<=0?new Uint8Array(0):Se(this.sources[r])}readOffsets(t,{offset:e}=this.nextBufferRange()){return Wt(Uint8Array,Wt(Int32Array,this.sources[e]))}readTypeIds(t,{offset:e}=this.nextBufferRange()){return Wt(Uint8Array,Wt(t.ArrayType,this.sources[e]))}readData(t,{offset:e}=this.nextBufferRange()){const{sources:r}=this;return je.isTimestamp(t)||(je.isInt(t)||je.isTime(t))&&64===t.bitWidth||je.isDate(t)&&t.unit===de.MILLISECOND?Wt(Uint8Array,ls.convertArray(r[e])):je.isDecimal(t)?Wt(Uint8Array,hs.convertArray(r[e])):je.isBinary(t)||je.isFixedSizeBinary(t)?function(t){const e=t.join(""),r=new Uint8Array(e.length/2);for(let t=0;t>1]=parseInt(e.substr(t,2),16);return r}(r[e]):je.isBool(t)?Se(r[e]):je.isUtf8(t)?_t(r[e].join("")):Wt(Uint8Array,Wt(t.ArrayType,r[e].map(t=>+t)))}}var ps=at.Long,ys=ce.apache.arrow.flatbuf.Null,bs=ce.apache.arrow.flatbuf.Int,gs=ce.apache.arrow.flatbuf.FloatingPoint,_s=ce.apache.arrow.flatbuf.Binary,ms=ce.apache.arrow.flatbuf.Bool,vs=ce.apache.arrow.flatbuf.Utf8,ws=ce.apache.arrow.flatbuf.Decimal,Is=ce.apache.arrow.flatbuf.Date,Ss=ce.apache.arrow.flatbuf.Time,Ts=ce.apache.arrow.flatbuf.Timestamp,Bs=ce.apache.arrow.flatbuf.Interval,As=ce.apache.arrow.flatbuf.List,Ds=ce.apache.arrow.flatbuf.Struct_,xs=ce.apache.arrow.flatbuf.Union,Ls=ce.apache.arrow.flatbuf.DictionaryEncoding,Os=ce.apache.arrow.flatbuf.FixedSizeBinary,Fs=ce.apache.arrow.flatbuf.FixedSizeList,Ms=ce.apache.arrow.flatbuf.Map;const Es=new class extends xe{visit(t,e){return null==t||null==e?void 0:super.visit(t,e)}visitNull(t,e){return ys.startNull(e),ys.endNull(e)}visitInt(t,e){return bs.startInt(e),bs.addBitWidth(e,t.bitWidth),bs.addIsSigned(e,t.isSigned),bs.endInt(e)}visitFloat(t,e){return gs.startFloatingPoint(e),gs.addPrecision(e,t.precision),gs.endFloatingPoint(e)}visitBinary(t,e){return _s.startBinary(e),_s.endBinary(e)}visitBool(t,e){return ms.startBool(e),ms.endBool(e)}visitUtf8(t,e){return vs.startUtf8(e),vs.endUtf8(e)}visitDecimal(t,e){return ws.startDecimal(e),ws.addScale(e,t.scale),ws.addPrecision(e,t.precision),ws.endDecimal(e)}visitDate(t,e){return Is.startDate(e),Is.addUnit(e,t.unit),Is.endDate(e)}visitTime(t,e){return Ss.startTime(e),Ss.addUnit(e,t.unit),Ss.addBitWidth(e,t.bitWidth),Ss.endTime(e)}visitTimestamp(t,e){const r=t.timezone&&e.createString(t.timezone)||void 0;return Ts.startTimestamp(e),Ts.addUnit(e,t.unit),void 0!==r&&Ts.addTimezone(e,r),Ts.endTimestamp(e)}visitInterval(t,e){return Bs.startInterval(e),Bs.addUnit(e,t.unit),Bs.endInterval(e)}visitList(t,e){return As.startList(e),As.endList(e)}visitStruct(t,e){return Ds.startStruct_(e),Ds.endStruct_(e)}visitUnion(t,e){xs.startTypeIdsVector(e,t.typeIds.length);const r=xs.createTypeIdsVector(e,t.typeIds);return xs.startUnion(e),xs.addMode(e,t.mode),xs.addTypeIds(e,r),xs.endUnion(e)}visitDictionary(t,e){const r=this.visit(t.indices,e);return Ls.startDictionaryEncoding(e),Ls.addId(e,new ps(t.id,0)),Ls.addIsOrdered(e,t.isOrdered),void 0!==r&&Ls.addIndexType(e,r),Ls.endDictionaryEncoding(e)}visitFixedSizeBinary(t,e){return Os.startFixedSizeBinary(e),Os.addByteWidth(e,t.byteWidth),Os.endFixedSizeBinary(e)}visitFixedSizeList(t,e){return Fs.startFixedSizeList(e),Fs.addListSize(e,t.listSize),Fs.endFixedSizeList(e)}visitMap(t,e){return Ms.startMap(e),Ms.addKeysSorted(e,t.keysSorted),Ms.endMap(e)}};function Us(t){return new Xs(t.count,function t(e){return(e||[]).reduce((e,r)=>{return[...e,new ra(r.count,(i=r.VALIDITY,(i||[]).reduce((t,e)=>t+ +(0===e),0))),...t(r.children)];var i},[])}(t.columns),function t(e,r=[]){for(let i=-1,n=(e||[]).length;++idn.fromJSON(t,e))}function Vs(t){return new Map(Object.entries(t||{}))}function Cs(t){return new Ye(t.isSigned,t.bitWidth)}function ks(t,e){const r=t.type.name;switch(r){case"NONE":case"null":return new $e;case"binary":return new ir;case"utf8":return new nr;case"bool":return new sr;case"list":return new fr((e||[])[0]);case"struct":case"struct_":return new pr(e||[])}switch(r){case"int":{const e=t.type;return new Ye(e.isSigned,e.bitWidth)}case"floatingpoint":{const e=t.type;return new Xe(pe[e.precision])}case"decimal":{const e=t.type;return new ar(e.scale,e.precision)}case"date":{const e=t.type;return new or(de[e.unit])}case"time":{const e=t.type;return new lr(fe[e.unit],e.bitWidth)}case"timestamp":{const e=t.type;return new hr(fe[e.unit],e.timezone)}case"interval":{const e=t.type;return new dr(be[e.unit])}case"union":{const r=t.type;return new yr(ye[r.mode],r.typeIds||[],e||[])}case"fixedsizebinary":{const e=t.type;return new br(e.byteWidth)}case"fixedsizelist":{const r=t.type;return new gr(r.listSize,(e||[])[0])}case"map":{const r=t.type;return new _r((e||[])[0],r.keysSorted)}}throw new Error(`Unrecognized type: "${r}"`)}var Rs=at.Long,zs=at.Builder,js=at.ByteBuffer,Ps=ce.apache.arrow.flatbuf.Type,$s=ce.apache.arrow.flatbuf.Field,Ys=ce.apache.arrow.flatbuf.Schema,Ws=ce.apache.arrow.flatbuf.Buffer,Hs=ue.apache.arrow.flatbuf.Message,Ks=ce.apache.arrow.flatbuf.KeyValue,Gs=ue.apache.arrow.flatbuf.FieldNode,qs=ce.apache.arrow.flatbuf.Endianness,Js=ue.apache.arrow.flatbuf.RecordBatch,Zs=ue.apache.arrow.flatbuf.DictionaryBatch;class Qs{constructor(t,e,r,i){this._version=e,this._headerType=r,this.body=new Uint8Array(0),i&&(this._createHeader=()=>i),this._bodyLength="number"==typeof t?t:t.low}static fromJSON(t,e){const r=new Qs(0,_e.V4,e);return r._createHeader=function(t,e){return()=>{switch(e){case ge.Schema:return hn.fromJSON(t);case ge.RecordBatch:return Xs.fromJSON(t);case ge.DictionaryBatch:return ta.fromJSON(t)}throw new Error(`Unrecognized Message type: { name: ${ge[e]}, type: ${e} }`)}}(t,e),r}static decode(t){t=new js(Gt(t));const e=Hs.getRootAsMessage(t),r=e.bodyLength(),i=e.version(),n=e.headerType(),s=new Qs(r,i,n);return s._createHeader=function(t,e){return()=>{switch(e){case ge.Schema:return hn.decode(t.header(new Ys));case ge.RecordBatch:return Xs.decode(t.header(new Js),t.version());case ge.DictionaryBatch:return ta.decode(t.header(new Zs),t.version())}throw new Error(`Unrecognized Message type: { name: ${ge[e]}, type: ${e} }`)}}(e,n),s}static encode(t){let e=new zs,r=-1;return t.isSchema()?r=hn.encode(e,t.header()):t.isRecordBatch()?r=Xs.encode(e,t.header()):t.isDictionaryBatch()&&(r=ta.encode(e,t.header())),Hs.startMessage(e),Hs.addVersion(e,_e.V4),Hs.addHeader(e,r),Hs.addHeaderType(e,t.headerType),Hs.addBodyLength(e,new Rs(t.bodyLength,0)),Hs.finishMessageBuffer(e,Hs.endMessage(e)),e.asUint8Array()}static from(t,e=0){if(t instanceof hn)return new Qs(0,_e.V4,ge.Schema,t);if(t instanceof Xs)return new Qs(e,_e.V4,ge.RecordBatch,t);if(t instanceof ta)return new Qs(e,_e.V4,ge.DictionaryBatch,t);throw new Error("Unrecognized Message header: "+t)}get type(){return this.headerType}get version(){return this._version}get headerType(){return this._headerType}get bodyLength(){return this._bodyLength}header(){return this._createHeader()}isSchema(){return this.headerType===ge.Schema}isRecordBatch(){return this.headerType===ge.RecordBatch}isDictionaryBatch(){return this.headerType===ge.DictionaryBatch}}class Xs{get nodes(){return this._nodes}get length(){return this._length}get buffers(){return this._buffers}constructor(t,e,r){this._nodes=e,this._buffers=r,this._length="number"==typeof t?t:t.low}}class ta{get id(){return this._id}get data(){return this._data}get isDelta(){return this._isDelta}get length(){return this.data.length}get nodes(){return this.data.nodes}get buffers(){return this.data.buffers}constructor(t,e,r=!1){this._data=t,this._isDelta=r,this._id="number"==typeof e?e:e.low}}class ea{constructor(t,e){this.offset="number"==typeof t?t:t.low,this.length="number"==typeof e?e:e.low}}class ra{constructor(t,e){this.length="number"==typeof t?t:t.low,this.nullCount="number"==typeof e?e:e.low}}function ia(t,e){const r=[];for(let i,n=-1,s=-1,a=t.childrenLength();++ndn.encode(t,e)),c=$s.createChildrenVector(t,o),u=e.metadata&&e.metadata.size>0?$s.createCustomMetadataVector(t,[...e.metadata].map(([e,r])=>{const i=t.createString(""+e),n=t.createString(""+r);return Ks.startKeyValue(t),Ks.addKey(t,i),Ks.addValue(t,n),Ks.endKeyValue(t)})):-1;e.name&&(r=t.createString(e.name));$s.startField(t),$s.addType(t,i),$s.addTypeType(t,a),$s.addChildren(t,c),$s.addNullable(t,!!e.nullable),-1!==r&&$s.addName(t,r);-1!==n&&$s.addDictionary(t,n);-1!==u&&$s.addCustomMetadata(t,u);return $s.endField(t)},dn.decode=function(t,e){let r,i,n,s,a,o;e&&(o=t.dictionary())?e.has(r=o.id().low)?(s=(s=o.indexType())?sa(s):new Ke,a=new wr(e.get(r),s,r,o.isOrdered()),i=new dn(t.name(),a,t.nullable(),na(t))):(s=(s=o.indexType())?sa(s):new Ke,e.set(r,n=aa(t,ia(t,e))),a=new wr(n,s,r,o.isOrdered()),i=new dn(t.name(),a,t.nullable(),na(t))):(n=aa(t,ia(t,e)),i=new dn(t.name(),n,t.nullable(),na(t)));return i||null},dn.fromJSON=function(t,e){let r,i,n,s,a,o;return e&&(s=t.dictionary)?e.has(r=s.id)?(i=(i=s.indexType)?Cs(i):new Ke,o=new wr(e.get(r),i,r,s.isOrdered),n=new dn(t.name,o,t.nullable,Vs(t.customMetadata))):(i=(i=s.indexType)?Cs(i):new Ke,e.set(r,a=ks(t,Ns(t,e))),o=new wr(a,i,r,s.isOrdered),n=new dn(t.name,o,t.nullable,Vs(t.customMetadata))):(a=ks(t,Ns(t,e)),n=new dn(t.name,a,t.nullable,Vs(t.customMetadata))),n||null},hn.encode=function(t,e){const r=e.fields.map(e=>dn.encode(t,e));Ys.startFieldsVector(t,r.length);const i=Ys.createFieldsVector(t,r),n=e.metadata&&e.metadata.size>0?Ys.createCustomMetadataVector(t,[...e.metadata].map(([e,r])=>{const i=t.createString(""+e),n=t.createString(""+r);return Ks.startKeyValue(t),Ks.addKey(t,i),Ks.addValue(t,n),Ks.endKeyValue(t)})):-1;Ys.startSchema(t),Ys.addFields(t,i),Ys.addEndianness(t,oa?qs.Little:qs.Big),-1!==n&&Ys.addCustomMetadata(t,n);return Ys.endSchema(t)},hn.decode=function(t,e=new Map){const r=function(t,e){const r=[];for(let i,n=-1,s=-1,a=t.fieldsLength();++ndn.fromJSON(t,e))}(t,e),Vs(t.customMetadata),e)},Xs.encode=function(t,e){const r=e.nodes||[],i=e.buffers||[];Js.startNodesVector(t,r.length),r.slice().reverse().forEach(e=>ra.encode(t,e));const n=t.endVector();Js.startBuffersVector(t,i.length),i.slice().reverse().forEach(e=>ea.encode(t,e));const s=t.endVector();return Js.startRecordBatch(t),Js.addLength(t,new Rs(e.length,0)),Js.addNodes(t,n),Js.addBuffers(t,s),Js.endRecordBatch(t)},Xs.decode=function(t,e=_e.V4){return new 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