apache-arrow/Arrow.esnext.min.js

Apache Arrow columnar in-memory format

// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements.  See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership.  The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License.  You may obtain a copy of the License at
//
//   http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied.  See the License for the
// specific language governing permissions and limitations
// under the License.
(function (global, factory) {
    typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) :
    typeof define === 'function' && define.amd ? define(['exports'], factory) :
    (factory(global.Arrow = global.Arrow || {}));
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H[H.TimestampMicrosecond=-17]="TimestampMicrosecond";H[H.TimestampNanosecond=-18]="TimestampNanosecond";H[H.TimeSecond=-19]="TimeSecond";H[H.TimeMillisecond=-20]="TimeMillisecond";H[H.TimeMicrosecond=-21]="TimeMicrosecond";H[H.TimeNanosecond=-22]="TimeNanosecond";H[H.DenseUnion=-23]="DenseUnion";H[H.SparseUnion=-24]="SparseUnion";H[H.IntervalDayTime=-25]="IntervalDayTime";H[H.IntervalYearMonth=-26]="IntervalYearMonth";H[H.DurationSecond=-27]="DurationSecond";H[H.DurationMillisecond=-28]="DurationMillisecond";
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function kc(...a){return fc.apply(this,a)}function lc(...a){return fc.apply(this,a)}function mc(...a){return fc.apply(this,a)}Object.setPrototypeOf(kc.prototype,Object.create(Int32Array.prototype));Object.setPrototypeOf(lc.prototype,Object.create(Uint32Array.prototype));Object.setPrototypeOf(mc.prototype,Object.create(Uint32Array.prototype));Object.assign(kc.prototype,fc.prototype,{constructor:kc,signed:!0,TypedArray:Int32Array,BigIntArray:BigInt64Array});
Object.assign(lc.prototype,fc.prototype,{constructor:lc,signed:!1,TypedArray:Uint32Array,BigIntArray:BigUint64Array});Object.assign(mc.prototype,fc.prototype,{constructor:mc,signed:!0,TypedArray:Uint32Array,BigIntArray:BigUint64Array});const nc=BigInt(4294967296)*BigInt(4294967296)-BigInt(1);
function ic(a,b){const {buffer:c,byteOffset:d,byteLength:e,signed:f}=a,h=new BigUint64Array(c,d,e/8);a=f&&h.at(-1)&BigInt(1)<<BigInt(63);var k=BigInt(0);let n=0;if(a){for(var q of h)k|=(q^nc)*(BigInt(1)<<BigInt(64*n++));k*=BigInt(-1);k-=BigInt(1)}else for(var u of h)k|=u*(BigInt(1)<<BigInt(64*n++));return typeof b==="number"&&b>0?(u=BigInt("1".padEnd(b+1,"0")),q=a?-(k%u):k%u,k=I(k/u),+`${a&&k===0?"-":""}${k}.${`${q}`.padStart(b,"0")}`):I(k)}
function hc(a){if(a.byteLength===8)return`${(new a.BigIntArray(a.buffer,a.byteOffset,1))[0]}`;if(!a.signed)return oc(a);let b=new Uint16Array(a.buffer,a.byteOffset,a.byteLength/2);if((new Int16Array([b.at(-1)]))[0]>=0)return oc(a);b=b.slice();a=1;for(let c=0;c<b.length;c++){const d=b[c];b[c]=~d+a;a&=d===0?1:0}return`-${oc(b)}`}function jc(a){return a.byteLength===8?(new a.BigIntArray(a.buffer,a.byteOffset,1))[0]:hc(a)}
function oc(a){let b="";const c=new Uint32Array(2);a=new Uint16Array(a.buffer,a.byteOffset,a.byteLength/2);const d=new Uint32Array((a=(new Uint16Array(a)).reverse()).buffer);let e;const f=a.length-1;do{for(c[0]=a[e=0];e<f;)a[e++]=c[1]=c[0]/10,c[0]=(c[0]-c[1]*10<<16)+a[e];a[e]=c[1]=c[0]/10;c[0]-=c[1]*10;b=`${c[0]}${b}`}while(d[0]||d[1]||d[2]||d[3]);return b??"0"}
class pc{static new(a,b){switch(b){case !0:return new kc(a);case !1:return new lc(a)}switch(a.constructor){case Int8Array:case Int16Array:case Int32Array:case BigInt64Array:return new kc(a)}return a.byteLength===16?new mc(a):new lc(a)}static $b(a){return new kc(a)}constructor(a,b){return pc.new(a,b)}}var qc={};qc.BN=pc;qc.bigNumToBigInt=jc;qc.bigNumToNumber=ic;qc.bigNumToString=hc;qc.isArrowBigNumSymbol=ec;class J{static isNull(a){return a?.typeId===G.Null}static isInt(a){return a?.typeId===G.Int}static isFloat(a){return a?.typeId===G.Float}static isBinary(a){return a?.typeId===G.Binary}static isLargeBinary(a){return a?.typeId===G.LargeBinary}static isUtf8(a){return a?.typeId===G.Utf8}static isLargeUtf8(a){return a?.typeId===G.LargeUtf8}static isBool(a){return a?.typeId===G.Bool}static isDecimal(a){return a?.typeId===G.Decimal}static isDate(a){return a?.typeId===G.Date}static isTime(a){return a?.typeId===
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G.Dictionary}static isDenseUnion(a){return J.isUnion(a)&&a.mode===v.Dense}static isSparseUnion(a){return J.isUnion(a)&&a.mode===v.Sparse}constructor(a){this.typeId=a}}var rc=Symbol.toStringTag,sc,tc=J.prototype;tc.children=null;tc.ArrayType=Array;tc.OffsetArrayType=Int32Array;sc=tc[Symbol.toStringTag]="DataType";J[rc]=sc;class uc extends J{constructor(){super(G.Null)}toString(){return"Null"}}uc[Symbol.toStringTag]=uc.prototype[Symbol.toStringTag]="Null";
class vc extends J{constructor(a,b){super(G.Int);this.isSigned=a;this.bitWidth=b}get ArrayType(){switch(this.bitWidth){case 8:return this.isSigned?Int8Array:Uint8Array;case 16:return this.isSigned?Int16Array:Uint16Array;case 32:return this.isSigned?Int32Array:Uint32Array;case 64:return this.isSigned?BigInt64Array:BigUint64Array}throw Error(`Unrecognized ${this[Symbol.toStringTag]} type`);}toString(){return`${this.isSigned?"I":"Ui"}nt${this.bitWidth}`}}var wc=Symbol.toStringTag,xc,yc=vc.prototype;
yc.isSigned=null;yc.bitWidth=null;xc=yc[Symbol.toStringTag]="Int";vc[wc]=xc;class zc extends vc{constructor(){super(!0,8)}get ArrayType(){return Int8Array}}class Ac extends vc{constructor(){super(!0,16)}get ArrayType(){return Int16Array}}class Bc extends vc{constructor(){super(!0,32)}get ArrayType(){return Int32Array}}class Cc extends vc{constructor(){super(!0,64)}get ArrayType(){return BigInt64Array}}class Dc extends vc{constructor(){super(!1,8)}get ArrayType(){return Uint8Array}}
class Ec extends vc{constructor(){super(!1,16)}get ArrayType(){return Uint16Array}}class Fc extends vc{constructor(){super(!1,32)}get ArrayType(){return Uint32Array}}class Gc extends vc{constructor(){super(!1,64)}get ArrayType(){return BigUint64Array}}Object.defineProperty(zc.prototype,"ArrayType",{value:Int8Array});Object.defineProperty(Ac.prototype,"ArrayType",{value:Int16Array});Object.defineProperty(Bc.prototype,"ArrayType",{value:Int32Array});Object.defineProperty(Cc.prototype,"ArrayType",{value:BigInt64Array});
Object.defineProperty(Dc.prototype,"ArrayType",{value:Uint8Array});Object.defineProperty(Ec.prototype,"ArrayType",{value:Uint16Array});Object.defineProperty(Fc.prototype,"ArrayType",{value:Uint32Array});Object.defineProperty(Gc.prototype,"ArrayType",{value:BigUint64Array});
class Hc extends J{constructor(a){super(G.Float);this.precision=a}get ArrayType(){switch(this.precision){case w.HALF:return Uint16Array;case w.SINGLE:return Float32Array;case w.DOUBLE:return Float64Array}throw Error(`Unrecognized ${this[Symbol.toStringTag]} type`);}toString(){return`Float${this.precision<<5||16}`}}var Ic=Symbol.toStringTag,Jc,Kc=Hc.prototype;Kc.precision=null;Jc=Kc[Symbol.toStringTag]="Float";Hc[Ic]=Jc;class Lc extends Hc{constructor(){super(w.HALF)}}
class Mc extends Hc{constructor(){super(w.SINGLE)}}class Nc extends Hc{constructor(){super(w.DOUBLE)}}Object.defineProperty(Lc.prototype,"ArrayType",{value:Uint16Array});Object.defineProperty(Mc.prototype,"ArrayType",{value:Float32Array});Object.defineProperty(Nc.prototype,"ArrayType",{value:Float64Array});class Oc extends J{constructor(){super(G.Binary)}toString(){return"Binary"}}var Pc=Symbol.toStringTag,Qc,Rc=Oc.prototype;Rc.ArrayType=Uint8Array;Qc=Rc[Symbol.toStringTag]="Binary";Oc[Pc]=Qc;
class Sc extends J{constructor(){super(G.LargeBinary)}toString(){return"LargeBinary"}}var Tc=Symbol.toStringTag,Uc,Vc=Sc.prototype;Vc.ArrayType=Uint8Array;Vc.OffsetArrayType=BigInt64Array;Uc=Vc[Symbol.toStringTag]="LargeBinary";Sc[Tc]=Uc;class Wc extends J{constructor(){super(G.Utf8)}toString(){return"Utf8"}}var Xc=Symbol.toStringTag,Yc,Zc=Wc.prototype;Zc.ArrayType=Uint8Array;Yc=Zc[Symbol.toStringTag]="Utf8";Wc[Xc]=Yc;
class $c extends J{constructor(){super(G.LargeUtf8)}toString(){return"LargeUtf8"}}var ad=Symbol.toStringTag,bd,cd=$c.prototype;cd.ArrayType=Uint8Array;cd.OffsetArrayType=BigInt64Array;bd=cd[Symbol.toStringTag]="LargeUtf8";$c[ad]=bd;class dd extends J{constructor(){super(G.Bool)}toString(){return"Bool"}}var ed=Symbol.toStringTag,fd,gd=dd.prototype;gd.ArrayType=Uint8Array;fd=gd[Symbol.toStringTag]="Bool";dd[ed]=fd;
class hd extends J{constructor(a,b,c=128){super(G.Decimal);this.scale=a;this.precision=b;this.bitWidth=c}toString(){return`Decimal[${this.precision}e${this.scale>0?"+":""}${this.scale}]`}}var id=Symbol.toStringTag,jd,kd=hd.prototype;kd.scale=null;kd.precision=null;kd.ArrayType=Uint32Array;jd=kd[Symbol.toStringTag]="Decimal";hd[id]=jd;
class ld extends J{constructor(a){super(G.Date);this.unit=a}toString(){return`Date${(this.unit+1)*32}<${Da[this.unit]}>`}get ArrayType(){return this.unit===Da.DAY?Int32Array:BigInt64Array}}var md=Symbol.toStringTag,nd,od=ld.prototype;od.unit=null;nd=od[Symbol.toStringTag]="Date";ld[md]=nd;class pd extends ld{constructor(){super(Da.DAY)}}class qd extends ld{constructor(){super(Da.MILLISECOND)}}
class rd extends J{constructor(a,b){super(G.Time);this.unit=a;this.bitWidth=b}toString(){return`Time${this.bitWidth}<${x[this.unit]}>`}get ArrayType(){switch(this.bitWidth){case 32:return Int32Array;case 64:return BigInt64Array}throw Error(`Unrecognized ${this[Symbol.toStringTag]} type`);}}var sd=Symbol.toStringTag,td,ud=rd.prototype;ud.unit=null;ud.bitWidth=null;td=ud[Symbol.toStringTag]="Time";rd[sd]=td;class vd extends rd{constructor(){super(x.SECOND,32)}}
class wd extends rd{constructor(){super(x.MILLISECOND,32)}}class xd extends rd{constructor(){super(x.MICROSECOND,64)}}class yd extends rd{constructor(){super(x.NANOSECOND,64)}}class zd extends J{constructor(a,b){super(G.Timestamp);this.unit=a;this.timezone=b}toString(){return`Timestamp<${x[this.unit]}${this.timezone?`, ${this.timezone}`:""}>`}}var Ad=Symbol.toStringTag,Bd,Cd=zd.prototype;Cd.unit=null;Cd.timezone=null;Cd.ArrayType=BigInt64Array;Bd=Cd[Symbol.toStringTag]="Timestamp";zd[Ad]=Bd;
class Dd extends zd{constructor(a){super(x.SECOND,a)}}class Ed extends zd{constructor(a){super(x.MILLISECOND,a)}}class Fd extends zd{constructor(a){super(x.MICROSECOND,a)}}class Gd extends zd{constructor(a){super(x.NANOSECOND,a)}}class Hd extends J{constructor(a){super(G.Interval);this.unit=a}toString(){return`Interval<${y[this.unit]}>`}}var Id=Symbol.toStringTag,Jd,Kd=Hd.prototype;Kd.unit=null;Kd.ArrayType=Int32Array;Jd=Kd[Symbol.toStringTag]="Interval";Hd[Id]=Jd;
class Ld extends Hd{constructor(){super(y.DAY_TIME)}}class Md extends Hd{constructor(){super(y.YEAR_MONTH)}}class Nd extends Hd{constructor(){super(y.MONTH_DAY_NANO)}}class Od extends J{constructor(a){super(G.Duration);this.unit=a}toString(){return`Duration<${x[this.unit]}>`}}var Pd=Symbol.toStringTag,Qd,Rd=Od.prototype;Rd.unit=null;Rd.ArrayType=BigInt64Array;Qd=Rd[Symbol.toStringTag]="Duration";Od[Pd]=Qd;class Sd extends Od{constructor(){super(x.SECOND)}}
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