@loaders.gl/schema - npm Package Compare versions

Comparing version 4.2.0-alpha.5 to 4.2.0-alpha.6

dist/dist.dev.js

@@ -15,2 +15,3 @@ (function webpackUniversalModuleDefinition(root, factory) {
   var __hasOwnProp = Object.prototype.hasOwnProperty;
+  var __defNormalProp = (obj, key, value) => key in obj ? __defProp(obj, key, { enumerable: true, configurable: true, writable: true, value }) : obj[key] = value;
   var __commonJS = (cb, mod) => function __require() {
@@ -41,2 +42,6 @@ return mod || (0, cb[__getOwnPropNames(cb)[0]])((mod = { exports: {} }).exports, mod), mod.exports;
   var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
+  var __publicField = (obj, key, value) => {
+    __defNormalProp(obj, typeof key !== "symbol" ? key + "" : key, value);
+    return value;
+  };
 
@@ -126,7 +131,10 @@ // external-global-plugin:@loaders.gl/core
   var BaseTableBatchAggregator = class {
+    schema;
+    options;
+    shape;
+    length = 0;
+    rows = null;
+    cursor = 0;
+    _headers = [];
     constructor(schema, options) {
-      this.length = 0;
-      this.rows = null;
-      this.cursor = 0;
-      this._headers = [];
       this.options = options;
@@ -227,8 +235,10 @@ this.schema = schema;
   var RowTableBatchAggregator = class {
+    schema;
+    options;
+    length = 0;
+    objectRows = null;
+    arrayRows = null;
+    cursor = 0;
+    _headers = null;
     constructor(schema, options) {
-      this.length = 0;
-      this.objectRows = null;
-      this.arrayRows = null;
-      this.cursor = 0;
-      this._headers = null;
       this.options = options;
@@ -303,6 +313,7 @@ this.schema = schema;
   var ColumnarTableBatchAggregator = class {
+    schema;
+    length = 0;
+    allocated = 0;
+    columns = {};
     constructor(schema, options) {
-      this.length = 0;
-      this.allocated = 0;
-      this.columns = {};
       this.schema = schema;
@@ -387,12 +398,14 @@ this._reallocateColumns();
   var ERR_MESSAGE = "TableBatchBuilder";
-  var TableBatchBuilder = class {
+  var _TableBatchBuilder = class {
+    schema;
+    options;
+    aggregator = null;
+    batchCount = 0;
+    bytesUsed = 0;
+    isChunkComplete = false;
+    lastBatchEmittedMs = Date.now();
+    totalLength = 0;
+    totalBytes = 0;
+    rowBytes = 0;
     constructor(schema, options) {
-      this.aggregator = null;
-      this.batchCount = 0;
-      this.bytesUsed = 0;
-      this.isChunkComplete = false;
-      this.lastBatchEmittedMs = Date.now();
-      this.totalLength = 0;
-      this.totalBytes = 0;
-      this.rowBytes = 0;
       this.schema = schema;
@@ -504,6 +517,6 @@ this.options = { ...DEFAULT_OPTIONS, ...options };
         case "arrow-table":
-          if (!TableBatchBuilder.ArrowBatch) {
+          if (!_TableBatchBuilder.ArrowBatch) {
             throw new Error(ERR_MESSAGE);
           }
-          return TableBatchBuilder.ArrowBatch;
+          return _TableBatchBuilder.ArrowBatch;
         default:
@@ -514,2 +527,4 @@ return BaseTableBatchAggregator;
   };
+  var TableBatchBuilder = _TableBatchBuilder;
+  __publicField(TableBatchBuilder, "ArrowBatch");
 
@@ -750,2 +765,6 @@ // src/lib/table/simple-table/table-accessors.ts
   var ArrowLikeField = class {
+    name;
+    type;
+    nullable;
+    metadata;
     constructor(name, type, nullable = false, metadata = /* @__PURE__ */ new Map()) {
@@ -767,3 +786,3 @@ this.name = name;
     toString() {
-      return `${this.type}${this.nullable ? ", nullable" : ""}${this.metadata ? `, metadata: ${this.metadata}` : ""}`;
+      return `${JSON.stringify(this.type)}${this.nullable ? ", nullable" : ""}${this.metadata ? `, metadata: ${JSON.stringify(this.metadata)}` : ""}`;
     }
@@ -774,2 +793,4 @@ };
   var ArrowLikeSchema = class {
+    fields;
+    metadata;
     constructor(fields, metadata = /* @__PURE__ */ new Map()) {
@@ -975,2 +996,4 @@ this.fields = fields.map(
   var ArrowLikeVector = class {
+    table;
+    columnName;
     constructor(table, columnName) {
@@ -996,2 +1019,4 @@ this.table = table;
   var ArrowLikeTable = class {
+    schema;
+    table;
     constructor(table) {
@@ -1412,2 +1437,4 @@ const schema = table.schema || deduceTableSchema(table);
   var Int = class extends DataType {
+    isSigned;
+    bitWidth;
     constructor(isSigned, bitWidth) {
@@ -1488,2 +1515,3 @@ super();
   var Float = class extends DataType {
+    precision;
     constructor(precision) {
@@ -1563,2 +1591,3 @@ super();
   var Date2 = class extends DataType {
+    unit;
     constructor(unit) {
@@ -1598,2 +1627,4 @@ super();
   var Time = class extends DataType {
+    unit;
+    bitWidth;
     constructor(unit, bitWidth) {
@@ -1628,2 +1659,4 @@ super();
   var Timestamp = class extends DataType {
+    unit;
+    timezone;
     constructor(unit, timezone = null) {
@@ -1672,2 +1705,3 @@ super();
   var Interval = class extends DataType {
+    unit;
     constructor(unit) {
@@ -1701,2 +1735,4 @@ super();
   var FixedSizeList = class extends DataType {
+    listSize;
+    children;
     constructor(listSize, child) {
@@ -1723,6 +1759,7 @@ super();
     toString() {
-      return `FixedSizeList[${this.listSize}]<${this.valueType}>`;
+      return `FixedSizeList[${this.listSize}]<${JSON.stringify(this.valueType)}>`;
     }
   };
   var Struct = class extends DataType {
+    children;
     constructor(children) {
@@ -1736,3 +1773,3 @@ super();
     toString() {
-      return `Struct<{${this.children.map((f) => `${f.name}:${f.type}`).join(", ")}}>`;
+      return `Struct<{${this.children.map((f) => `${f.name}:${JSON.stringify(f.type)}`).join(", ")}}>`;
     }
@@ -1775,2 +1812,5 @@ get [Symbol.toStringTag]() {
   var AsyncQueue = class {
+    _values;
+    _settlers;
+    _closed;
     constructor() {
@@ -1777,0 +1817,0 @@ this._values = new ArrayQueue();

dist/dist.min.js

@@ -7,4 +7,4 @@ (function webpackUniversalModuleDefinition(root, factory) {
   else root['loaders'] = factory();})(globalThis, function () {
-"use strict";var __exports__=(()=>{var Xt=Object.create;var M=Object.defineProperty;var Zt=Object.getOwnPropertyDescriptor;var Kt=Object.getOwnPropertyNames;var Jt=Object.getPrototypeOf,Qt=Object.prototype.hasOwnProperty;var te=(t,e)=>()=>(e||t((e={exports:{}}).exports,e),e.exports),ee=(t,e)=>{for(var r in e)M(t,r,{get:e[r],enumerable:!0})},_=(t,e,r,s)=>{if(e&&typeof e=="object"||typeof e=="function")for(let a of Kt(e))!Qt.call(t,a)&&a!==r&&M(t,a,{get:()=>e[a],enumerable:!(s=Zt(e,a))||s.enumerable});return t},U=(t,e,r)=>(_(t,e,"default"),r&&_(r,e,"default")),re=(t,e,r)=>(r=t!=null?Xt(Jt(t)):{},_(e||!t||!t.__esModule?M(r,"default",{value:t,enumerable:!0}):r,t)),se=t=>_(M({},"__esModule",{value:!0}),t);var Nt=te((be,Et)=>{Et.exports=globalThis.loaders});var C={};ee(C,{ArrowLikeDataType:()=>m,ArrowLikeField:()=>p,ArrowLikeSchema:()=>d,ArrowLikeTable:()=>W,AsyncQueue:()=>N,Binary:()=>st,Bool:()=>q,ColumnarTableBatchAggregator:()=>I,Date:()=>T,DateDay:()=>ot,DateMillisecond:()=>nt,FixedSizeList:()=>pt,Float:()=>A,Float16:()=>tt,Float32:()=>et,Float64:()=>rt,Int:()=>f,Int16:()=>V,Int32:()=>G,Int64:()=>X,Int8:()=>H,Interval:()=>F,IntervalDayTime:()=>dt,IntervalYearMonth:()=>ft,Null:()=>P,RowTableBatchAggregator:()=>S,Struct:()=>gt,TableBatchBuilder:()=>x,Time:()=>R,TimeMillisecond:()=>ct,TimeSecond:()=>it,Timestamp:()=>b,TimestampMicrosecond:()=>ht,TimestampMillisecond:()=>ut,TimestampNanosecond:()=>mt,TimestampSecond:()=>lt,Uint16:()=>K,Uint32:()=>J,Uint64:()=>Q,Uint8:()=>Z,Utf8:()=>at,convertTable:()=>Pt,convertToArrayRow:()=>v,convertToObjectRow:()=>L,deduceMeshField:()=>jt,deduceMeshSchema:()=>Vt,deduceTableSchema:()=>w,getDataTypeFromArray:()=>Y,getMeshBoundingBox:()=>Ht,getMeshSize:()=>qt,getTableCell:()=>j,getTableColumnIndex:()=>yt,getTableColumnName:()=>Ut,getTableLength:()=>h,getTableNumCols:()=>z,getTableRowAsArray:()=>E,getTableRowAsObject:()=>O,getTableRowShape:()=>Mt,getTypeInfo:()=>Gt,isTable:()=>_t,makeArrayRowIterator:()=>xt,makeBatchFromTable:()=>$t,makeMeshAttributeMetadata:()=>Tt,makeObjectRowIterator:()=>At,makeRowIterator:()=>kt,makeTableFromBatches:()=>Yt,makeTableFromData:()=>zt});U(C,re(Nt(),1));var k=class{constructor(e,r){if(this.length=0,this.rows=null,this.cursor=0,this._headers=[],this.options=r,this.schema=e,!Array.isArray(e)){this._headers=[];for(let s in e)this._headers[e[s].index]=e[s].name}}rowCount(){return this.length}addArrayRow(e,r){Number.isFinite(r)&&(this.cursor=r),this.shape="array-row-table",this.rows=this.rows||new Array(100),this.rows[this.length]=e,this.length++}addObjectRow(e,r){Number.isFinite(r)&&(this.cursor=r),this.shape="object-row-table",this.rows=this.rows||new Array(100),this.rows[this.length]=e,this.length++}getBatch(){let e=this.rows;return e?(e=e.slice(0,this.length),this.rows=null,{shape:this.shape||"array-row-table",batchType:"data",data:e,length:this.length,schema:this.schema,cursor:this.cursor}):null}};function L(t,e){if(!t)throw new Error("null row");let r={};if(e)for(let s=0;s<e.length;s++)r[e[s]]=t[s];else for(let s=0;s<t.length;s++){let a=`column-${s}`;r[a]=t[s]}return r}function v(t,e){if(!t)throw new Error("null row");if(e){let r=new Array(e.length);for(let s=0;s<e.length;s++)r[s]=t[e[s]];return r}return Object.values(t)}function Ct(t){let e=[];for(let r=0;r<t.length;r++){let s=`column-${r}`;e.push(s)}return e}function Dt(t){return Object.keys(t)}var Bt=100,S=class{constructor(e,r){if(this.length=0,this.objectRows=null,this.arrayRows=null,this.cursor=0,this._headers=null,this.options=r,this.schema=e,e){this._headers=[];for(let s in e)this._headers[e[s].index]=e[s].name}}rowCount(){return this.length}addArrayRow(e,r){switch(Number.isFinite(r)&&(this.cursor=r),this._headers||(this._headers=Ct(e)),this.options.shape){case"object-row-table":let s=L(e,this._headers);this.addObjectRow(s,r);break;case"array-row-table":this.arrayRows=this.arrayRows||new Array(Bt),this.arrayRows[this.length]=e,this.length++;break}}addObjectRow(e,r){switch(Number.isFinite(r)&&(this.cursor=r),this._headers||(this._headers=Dt(e)),this.options.shape){case"array-row-table":let s=v(e,this._headers);this.addArrayRow(s,r);break;case"object-row-table":this.objectRows=this.objectRows||new Array(Bt),this.objectRows[this.length]=e,this.length++;break}}getBatch(){let e=this.arrayRows||this.objectRows;return e?(e=e.slice(0,this.length),this.arrayRows=null,this.objectRows=null,{shape:this.options.shape,batchType:"data",data:e,length:this.length,schema:this.schema,cursor:this.cursor}):null}};var I=class{constructor(e,r){this.length=0,this.allocated=0,this.columns={},this.schema=e,this._reallocateColumns()}rowCount(){return this.length}addArrayRow(e){this._reallocateColumns();let r=0;for(let s in this.columns)this.columns[s][this.length]=e[r++];this.length++}addObjectRow(e){this._reallocateColumns();for(let r in e)this.columns[r][this.length]=e[r];this.length++}getBatch(){this._pruneColumns();let e=Array.isArray(this.schema)?this.columns:{};if(!Array.isArray(this.schema))for(let s in this.schema){let a=this.schema[s];e[a.name]=this.columns[a.index]}return this.columns={},{shape:"columnar-table",batchType:"data",data:e,schema:this.schema,length:this.length}}_reallocateColumns(){if(!(this.length<this.allocated)){this.allocated=this.allocated>0?this.allocated*=2:100,this.columns={};for(let e in this.schema){let r=this.schema[e],s=r.type||Float32Array,a=this.columns[r.index];if(a&&ArrayBuffer.isView(a)){let u=new s(this.allocated);u.set(a),this.columns[r.index]=u}else a?(a.length=this.allocated,this.columns[r.index]=a):this.columns[r.index]=new s(this.allocated)}}}_pruneColumns(){for(let[e,r]of Object.entries(this.columns))this.columns[e]=r.slice(0,this.length)}};var ae={shape:void 0,batchSize:"auto",batchDebounceMs:0,limit:0,_limitMB:0},oe="TableBatchBuilder",x=class{constructor(e,r){this.aggregator=null,this.batchCount=0,this.bytesUsed=0,this.isChunkComplete=!1,this.lastBatchEmittedMs=Date.now(),this.totalLength=0,this.totalBytes=0,this.rowBytes=0,this.schema=e,this.options={...ae,...r}}limitReached(){return!!(Boolean(this.options?.limit)&&this.totalLength>=this.options.limit||Boolean(this.options?._limitMB)&&this.totalBytes/1e6>=this.options._limitMB)}addRow(e){this.limitReached()||(this.totalLength++,this.rowBytes=this.rowBytes||this._estimateRowMB(e),this.totalBytes+=this.rowBytes,Array.isArray(e)?this.addArrayRow(e):this.addObjectRow(e))}addArrayRow(e){if(!this.aggregator){let r=this._getTableBatchType();this.aggregator=new r(this.schema,this.options)}this.aggregator.addArrayRow(e)}addObjectRow(e){if(!this.aggregator){let r=this._getTableBatchType();this.aggregator=new r(this.schema,this.options)}this.aggregator.addObjectRow(e)}chunkComplete(e){e instanceof 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S;case"columnar-table":return I;case"arrow-table":if(!x.ArrowBatch)throw new Error(oe);return x.ArrowBatch;default:return k}}};function _t(t){switch(typeof t=="object"&&t?.shape){case"array-row-table":case"object-row-table":return Array.isArray(t.data);case"geojson-table":return Array.isArray(t.features);case"columnar-table":return t.data&&typeof t.data=="object";case"arrow-table":return Boolean(t?.data?.numRows!==void 0);default:return!1}}function h(t){switch(t.shape){case"array-row-table":case"object-row-table":return t.data.length;case"geojson-table":return t.features.length;case"arrow-table":return t.data.numRows;case"columnar-table":for(let r of Object.values(t.data))return r.length||0;return 0;default:throw new Error("table")}}function z(t){if(t.schema)return t.schema.fields.length;if(h(t)===0)throw new Error("empty table");switch(t.shape){case"array-row-table":return t.data[0].length;case"object-row-table":return Object.keys(t.data[0]).length;case"geojson-table":return Object.keys(t.features[0]).length;case"columnar-table":return Object.keys(t.data).length;case"arrow-table":return t.data.numCols;default:throw new Error("table")}}function j(t,e,r){switch(t.shape){case"array-row-table":let s=yt(t,r);return t.data[e][s];case"object-row-table":return t.data[e][r];case"geojson-table":return t.features[e][r];case"columnar-table":return t.data[r][e];case"arrow-table":let u=t.data,c=u.schema.fields.findIndex(l=>l.name===r);return u.getChildAt(c)?.get(e);default:throw new Error("todo")}}function Mt(t){switch(t.shape){case"array-row-table":case"object-row-table":return t.shape;case"geojson-table":return"object-row-table";case"columnar-table":default:throw new Error("Not a row table")}}function yt(t,e){let r=t.schema?.fields.findIndex(s=>s.name===e);if(r===void 0)throw new Error(e);return r}function Ut(t,e){let r=t.schema?.fields[e]?.name;if(!r)throw new Error(`${e}`);return r}function O(t,e,r,s){switch(t.shape){case"object-row-table":return s?Object.fromEntries(Object.entries(t.data[e])):t.data[e];case"array-row-table":if(t.schema){let o=r||{};for(let n=0;n<t.schema.fields.length;n++)o[t.schema.fields[n].name]=t.data[e][n];return o}throw new Error("no schema");case"geojson-table":if(t.schema){let o=r||{};for(let n=0;n<t.schema.fields.length;n++)o[t.schema.fields[n].name]=t.features[e][n];return o}throw new Error("no schema");case"columnar-table":if(t.schema){let o=r||{};for(let n=0;n<t.schema.fields.length;n++)o[t.schema.fields[n].name]=t.data[t.schema.fields[n].name][e];return o}else{let o=r||{};for(let[n,g]of Object.entries(t.data))o[n]=g[e];return o}case"arrow-table":let a=t.data,u=r||{},c=a.get(e),l=a.schema;for(let o=0;o<l.fields.length;o++)u[l.fields[o].name]=c?.[l.fields[o].name];return u;default:throw new Error("shape")}}function E(t,e,r,s){switch(t.shape){case"array-row-table":return s?Array.from(t.data[e]):t.data[e];case"object-row-table":if(t.schema){let o=r||[];for(let 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Map){this.name=e,this.type=r,this.nullable=s,this.metadata=a}get typeId(){return this.type&&this.type.typeId}clone(){return new p(this.name,this.type,this.nullable,this.metadata)}compareTo(e){return this.name===e.name&&this.type===e.type&&this.nullable===e.nullable&&this.metadata===e.metadata}toString(){return`${this.type}${this.nullable?", nullable":""}${this.metadata?`, metadata: ${this.metadata}`:""}`}};var d=class{constructor(e,r=new Map){this.fields=e.map(s=>new p(s.name,s.type,s.nullable,s.metadata)),this.metadata=r instanceof Map?r:new Map(Object.entries(r))}compareTo(e){if(this.metadata!==e.metadata||this.fields.length!==e.fields.length)return!1;for(let r=0;r<this.fields.length;++r)if(!this.fields[r].compareTo(e.fields[r]))return!1;return!0}select(...e){let r=Object.create(null);for(let a of e)r[a]=!0;let s=this.fields.filter(a=>r[a.name]);return new d(s,this.metadata)}selectAt(...e){let r=e.map(s=>this.fields[s]).filter(Boolean);return new d(r,this.metadata)}assign(e){let 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Object.keys(e.data[0]).length;case"geojson-table":return Object.keys(e.features[0]).length;case"columnar-table":return Object.keys(e.data).length;case"arrow-table":return e.data.numCols;default:throw new Error("table")}}function I(e,t,r){switch(e.shape){case"array-row-table":let s=xt(e,r);return e.data[t][s];case"object-row-table":return e.data[t][r];case"geojson-table":return e.features[t][r];case"columnar-table":return e.data[r][t];case"arrow-table":let u=e.data,c=u.schema.fields.findIndex(l=>l.name===r);return u.getChildAt(c)?.get(t);default:throw new Error("todo")}}function kt(e){switch(e.shape){case"array-row-table":case"object-row-table":return e.shape;case"geojson-table":return"object-row-table";case"columnar-table":default:throw new Error("Not a row table")}}function xt(e,t){let r=e.schema?.fields.findIndex(s=>s.name===t);if(r===void 0)throw new Error(t);return r}function vt(e,t){let r=e.schema?.fields[t]?.name;if(!r)throw new Error(`${t}`);return r}function N(e,t,r,s){switch(e.shape){case"object-row-table":return s?Object.fromEntries(Object.entries(e.data[t])):e.data[t];case"array-row-table":if(e.schema){let n=r||{};for(let o=0;o<e.schema.fields.length;o++)n[e.schema.fields[o].name]=e.data[t][o];return n}throw new Error("no schema");case"geojson-table":if(e.schema){let n=r||{};for(let o=0;o<e.schema.fields.length;o++)n[e.schema.fields[o].name]=e.features[t][o];return n}throw new Error("no schema");case"columnar-table":if(e.schema){let n=r||{};for(let o=0;o<e.schema.fields.length;o++)n[e.schema.fields[o].name]=e.data[e.schema.fields[o].name][t];return n}else{let n=r||{};for(let[o,g]of Object.entries(e.data))n[o]=g[t];return n}case"arrow-table":let a=e.data,u=r||{},c=a.get(t),l=a.schema;for(let n=0;n<l.fields.length;n++)u[l.fields[n].name]=c?.[l.fields[n].name];return u;default:throw new Error("shape")}}function E(e,t,r,s){switch(e.shape){case"array-row-table":return s?Array.from(e.data[t]):e.data[t];case"object-row-table":if(e.schema){let n=r||[];for(let o=0;o<e.schema.fields.length;o++)n[o]=e.data[t][e.schema.fields[o].name];return n}return Object.values(e.data[t]);case"geojson-table":if(e.schema){let n=r||[];for(let o=0;o<e.schema.fields.length;o++)n[o]=e.features[t][e.schema.fields[o].name];return n}return Object.values(e.features[t]);case"columnar-table":if(e.schema){let n=r||[];for(let o=0;o<e.schema.fields.length;o++)n[o]=e.data[e.schema.fields[o].name][t];return n}else{let n=r||[],o=0;for(let g of Object.values(e.data))n[o]=g[t],o++;return n}case"arrow-table":let a=e.data,u=r||[],c=a.get(t),l=a.schema;for(let n=0;n<l.fields.length;n++)u[n]=c?.[l.fields[n].name];return u;default:throw new Error("shape")}}function*Lt(e,t){switch(t){case"array-row-table":yield*At(e);break;case"object-row-table":yield*St(e);break;default:throw new Error(`Unknown row type ${t}`)}}function*At(e,t=[]){let r=h(e);for(let s=0;s<r;s++)yield E(e,s,t)}function*St(e,t={}){let r=h(e);for(let s=0;s<r;s++)yield N(e,s,t)}var p=class{name;type;nullable;metadata;constructor(t,r,s=!1,a=new Map){this.name=t,this.type=r,this.nullable=s,this.metadata=a}get typeId(){return this.type&&this.type.typeId}clone(){return new p(this.name,this.type,this.nullable,this.metadata)}compareTo(t){return this.name===t.name&&this.type===t.type&&this.nullable===t.nullable&&this.metadata===t.metadata}toString(){return`${JSON.stringify(this.type)}${this.nullable?", nullable":""}${this.metadata?`, metadata: ${JSON.stringify(this.metadata)}`:""}`}};var d=class{fields;metadata;constructor(t,r=new Map){this.fields=t.map(s=>new p(s.name,s.type,s.nullable,s.metadata)),this.metadata=r instanceof Map?r:new Map(Object.entries(r))}compareTo(t){if(this.metadata!==t.metadata||this.fields.length!==t.fields.length)return!1;for(let r=0;r<this.fields.length;++r)if(!this.fields[r].compareTo(t.fields[r]))return!1;return!0}select(...t){let r=Object.create(null);for(let a of t)r[a]=!0;let s=this.fields.filter(a=>r[a.name]);return new d(s,this.metadata)}selectAt(...t){let r=t.map(s=>this.fields[s]).filter(Boolean);return new d(r,this.metadata)}assign(t){let r,s=this.metadata;if(t instanceof d){let c=t;r=c.fields,s=zt(zt(new Map,this.metadata),c.metadata)}else r=t;let a=Object.create(null);for(let c of this.fields)a[c.name]=c;for(let c of r)a[c.name]=c;let u=Object.values(a);return new d(u,s)}};function zt(e,t){return new Map([...e||new Map,...t||new Map])}function W(e,t="float32"){return e instanceof Date?"date-millisecond":e instanceof Number?t:typeof e=="string"?"utf8":(e===null||e==="undefined","null")}function Y(e){let t=It(e);return t!=="null"?{type:t,nullable:!1}:e.length>0?(t=W(e[0]),{type:t,nullable:!0}):{type:"null",nullable:!0}}function It(e){switch(e.constructor){case Int8Array:return"int8";case Uint8Array:case Uint8ClampedArray:return"uint8";case Int16Array:return"int16";case Uint16Array:return"uint16";case Int32Array:return"int32";case Uint32Array:return"uint32";case Float32Array:return"float32";case Float64Array:return"float64";default:return"null"}}function $t(e,t){if(!t)switch(e){case"int8":return Int8Array;case"uint8":return Uint8Array;case"int16":return Int16Array;case"uint16":return Uint16Array;case"int32":return Int32Array;case"uint32":return Uint32Array;case"float32":return Float32Array;case"float64":return Float64Array;default:break}return Array}function w(e){switch(e.shape){case"array-row-table":case"object-row-table":return ue(e.data);case"columnar-table":return le(e.data);case"arrow-table":default:throw new Error("Deduce schema")}}function le(e){let t=[];for(let[r,s]of Object.entries(e)){let a=he(s,r);t.push(a)}return{fields:t,metadata:{}}}function ue(e){if(!e.length)throw new Error("deduce from empty table");let t=[],r=e[0];for(let[s,a]of Object.entries(r))t.push(me(a,s));return{fields:t,metadata:{}}}function he(e,t){if(ArrayBuffer.isView(e)){let r=Y(e);return{name:t,type:r.type||"null",nullable:r.nullable}}if(Array.isArray(e)&&e.length>0){let r=e[0],s=W(r);return{name:t,type:s,nullable:!0}}throw new Error("empty table")}function me(e,t){let r=W(e);return{name:t,type:r,nullable:!0}}var jt=class{table;columnName;constructor(t,r){this.table=t,this.columnName=r}get(t){return I(this.table,t,this.columnName)}toArray(){switch(this.table.shape){case"arrow-table":return this.table.data.getChild(this.columnName)?.toArray();case"columnar-table":return this.table.data[this.columnName];default:throw new Error(this.table.shape)}}},P=class{schema;table;constructor(t){let r=t.schema||w(t);this.schema=new d(r.fields,r.metadata),this.table={...t,schema:r}}get data(){return this.table.shape==="geojson-table"?this.table.features:this.table.data}get numCols(){return $(this.table)}get length(){return h(this.table)}getChild(t){return new jt(this.table,t)}};function Wt(e){let t;switch(de(e)){case"array-row-table":t={shape:"array-row-table",data:e};break;case"object-row-table":t={shape:"object-row-table",data:e};break;case"columnar-table":t={shape:"columnar-table",data:e};break;default:throw new Error("table")}let r=w(t);return{...t,schema:r}}function de(e){if(Array.isArray(e)){if(e.length===0)throw new Error("cannot deduce type of empty table");let t=e[0];if(Array.isArray(t))return"array-row-table";if(t&&typeof t=="object")return"object-row-table"}if(e&&typeof e=="object")return"columnar-table";throw new Error("invalid table")}function Yt(e){return{...e,length:h(e),batchType:"data"}}async function Pt(e){let t,r,s,a=null,u;for await(let c of e)switch(a=a||c.shape,u=u||c.schema,c.shape){case"array-row-table":t=t||[];for(let l=0;l<h(c);l++){let n=c.data[l];t.push(n)}break;case"object-row-table":r=r||[];for(let l=0;l<h(c);l++){let n=c.data[l];r.push(n)}break;case"geojson-table":s=s||[];for(let l=0;l<h(c);l++){let n=c.features[l];s.push(n)}break;case"columnar-table":case"arrow-table":default:throw new Error("shape")}if(!a)return null;switch(a){case"array-row-table":return{shape:"array-row-table",data:t,schema:u};case"object-row-table":return{shape:"object-row-table",data:r,schema:u};case"geojson-table":return{shape:"geojson-table",type:"FeatureCollection",features:s,schema:u};default:return null}}function qt(e,t){let r=$t(e.type,e.nullable);return new r(t)}function Ht(e,t){switch(t){case"object-row-table":return we(e);case"array-row-table":return ge(e);case"columnar-table":return pe(e);case"arrow-table":return fe(e);default:throw new Error(t)}}function fe(e){let t=globalThis.__loaders?._makeArrowTable;if(!t)throw new Error("");return t(e)}function pe(e){let t=e.schema||w(e),r=e.schema?.fields||[];if(e.shape==="columnar-table")return{...e,schema:t};let s=h(e),a={};for(let u of r){let c=qt(u,s);a[u.name]=c;for(let l=0;l<s;l++)c[l]=I(e,l,u.name)}return{shape:"columnar-table",schema:t,data:a}}function ge(e){if(e.shape==="array-row-table")return e;let t=h(e),r=new Array(t);for(let s=0;s<t;s++)r[s]=E(e,s);return{shape:"array-row-table",schema:e.schema,data:r}}function we(e){if(e.shape==="object-row-table")return e;let t=h(e),r=new Array(t);for(let s=0;s<t;s++)r[s]=N(e,s);return{shape:"object-row-table",schema:e.schema,data:r}}function Vt(e){let t=0;for(let r in e){let s=e[r];ArrayBuffer.isView(s)&&(t+=s.byteLength*s.BYTES_PER_ELEMENT)}return t}function Jt(e){let t=1/0,r=1/0,s=1/0,a=-1/0,u=-1/0,c=-1/0,l=e.POSITION?e.POSITION.value:[],n=l&&l.length;for(let o=0;o<n;o+=3){let g=l[o],D=l[o+1],_=l[o+2];t=g<t?g:t,r=D<r?D:r,s=_<s?_:s,a=g>a?g:a,u=D>u?D:u,c=_>c?_:c}return[[t,r,s],[a,u,c]]}function Gt(e,t={}){return{fields:be(e),metadata:t}}function Tt(e,t,r){let s=It(t.value),a=r||Ot(t);return{name:e,type:{type:"fixed-size-list",listSize:t.size,children:[{name:"value",type:s}]},nullable:!1,metadata:a}}function be(e){let t=[];for(let r in e){let s=e[r];t.push(Tt(r,s))}return t}function Ot(e){let t={};return"byteOffset"in e&&(t.byteOffset=e.byteOffset.toString(10)),"byteStride"in e&&(t.byteStride=e.byteStride.toString(10)),"normalized"in e&&(t.normalized=e.normalized.toString()),t}var i;(function(e){e[e.NONE=0]="NONE",e[e.Null=1]="Null",e[e.Int=2]="Int",e[e.Float=3]="Float",e[e.Binary=4]="Binary",e[e.Utf8=5]="Utf8",e[e.Bool=6]="Bool",e[e.Decimal=7]="Decimal",e[e.Date=8]="Date",e[e.Time=9]="Time",e[e.Timestamp=10]="Timestamp",e[e.Interval=11]="Interval",e[e.List=12]="List",e[e.Struct=13]="Struct",e[e.Union=14]="Union",e[e.FixedSizeBinary=15]="FixedSizeBinary",e[e.FixedSizeList=16]="FixedSizeList",e[e.Map=17]="Map",e[e.Dictionary=-1]="Dictionary",e[e.Int8=-2]="Int8",e[e.Int16=-3]="Int16",e[e.Int32=-4]="Int32",e[e.Int64=-5]="Int64",e[e.Uint8=-6]="Uint8",e[e.Uint16=-7]="Uint16",e[e.Uint32=-8]="Uint32",e[e.Uint64=-9]="Uint64",e[e.Float16=-10]="Float16",e[e.Float32=-11]="Float32",e[e.Float64=-12]="Float64",e[e.DateDay=-13]="DateDay",e[e.DateMillisecond=-14]="DateMillisecond",e[e.TimestampSecond=-15]="TimestampSecond",e[e.TimestampMillisecond=-16]="TimestampMillisecond",e[e.TimestampMicrosecond=-17]="TimestampMicrosecond",e[e.TimestampNanosecond=-18]="TimestampNanosecond",e[e.TimeSecond=-19]="TimeSecond",e[e.TimeMillisecond=-20]="TimeMillisecond",e[e.TimeMicrosecond=-21]="TimeMicrosecond",e[e.TimeNanosecond=-22]="TimeNanosecond",e[e.DenseUnion=-23]="DenseUnion",e[e.SparseUnion=-24]="SparseUnion",e[e.IntervalDayTime=-25]="IntervalDayTime",e[e.IntervalYearMonth=-26]="IntervalYearMonth"})(i||(i={}));var m=class{static isNull(t){return t&&t.typeId===i.Null}static isInt(t){return t&&t.typeId===i.Int}static isFloat(t){return t&&t.typeId===i.Float}static isBinary(t){return t&&t.typeId===i.Binary}static isUtf8(t){return t&&t.typeId===i.Utf8}static isBool(t){return t&&t.typeId===i.Bool}static isDecimal(t){return t&&t.typeId===i.Decimal}static isDate(t){return t&&t.typeId===i.Date}static isTime(t){return t&&t.typeId===i.Time}static isTimestamp(t){return t&&t.typeId===i.Timestamp}static isInterval(t){return t&&t.typeId===i.Interval}static isList(t){return t&&t.typeId===i.List}static isStruct(t){return t&&t.typeId===i.Struct}static isUnion(t){return t&&t.typeId===i.Union}static isFixedSizeBinary(t){return t&&t.typeId===i.FixedSizeBinary}static isFixedSizeList(t){return t&&t.typeId===i.FixedSizeList}static isMap(t){return t&&t.typeId===i.Map}static isDictionary(t){return t&&t.typeId===i.Dictionary}get typeId(){return i.NONE}compareTo(t){return this===t}},q=class extends m{get typeId(){return i.Null}get[Symbol.toStringTag](){return"Null"}toString(){return"Null"}},H=class extends m{get typeId(){return i.Bool}get[Symbol.toStringTag](){return"Bool"}toString(){return"Bool"}},f=class extends m{isSigned;bitWidth;constructor(t,r){super(),this.isSigned=t,this.bitWidth=r}get typeId(){return i.Int}get[Symbol.toStringTag](){return"Int"}toString(){return`${this.isSigned?"I":"Ui"}nt${this.bitWidth}`}},V=class extends f{constructor(){super(!0,8)}},J=class extends f{constructor(){super(!0,16)}},G=class extends f{constructor(){super(!0,32)}},X=class extends f{constructor(){super(!0,64)}},Z=class extends f{constructor(){super(!1,8)}},K=class extends f{constructor(){super(!1,16)}},Q=class extends f{constructor(){super(!1,32)}},tt=class extends f{constructor(){super(!1,64)}},Rt={HALF:16,SINGLE:32,DOUBLE:64},x=class extends m{precision;constructor(t){super(),this.precision=t}get typeId(){return i.Float}get[Symbol.toStringTag](){return"Float"}toString(){return`Float${this.precision}`}},et=class extends x{constructor(){super(Rt.HALF)}},rt=class extends x{constructor(){super(Rt.SINGLE)}},st=class extends x{constructor(){super(Rt.DOUBLE)}},at=class extends m{constructor(){super()}get typeId(){return i.Binary}toString(){return"Binary"}get[Symbol.toStringTag](){return"Binary"}},nt=class extends m{get typeId(){return i.Utf8}get[Symbol.toStringTag](){return"Utf8"}toString(){return"Utf8"}},Ft={DAY:0,MILLISECOND:1},j=class extends m{unit;constructor(t){super(),this.unit=t}get typeId(){return i.Date}get[Symbol.toStringTag](){return"Date"}toString(){return`Date${(this.unit+1)*32}<${Ft[this.unit]}>`}},ot=class extends j{constructor(){super(Ft.DAY)}},it=class extends j{constructor(){super(Ft.MILLISECOND)}},y={SECOND:1,MILLISECOND:1e3,MICROSECOND:1e6,NANOSECOND:1e9},T=class extends m{unit;bitWidth;constructor(t,r){super(),this.unit=t,this.bitWidth=r}get typeId(){return i.Time}toString(){return`Time${this.bitWidth}<${y[this.unit]}>`}get[Symbol.toStringTag](){return"Time"}},ct=class extends T{constructor(){super(y.SECOND,32)}},lt=class extends T{constructor(){super(y.MILLISECOND,32)}},b=class extends m{unit;timezone;constructor(t,r=null){super(),this.unit=t,this.timezone=r}get typeId(){return i.Timestamp}get[Symbol.toStringTag](){return"Timestamp"}toString(){return`Timestamp<${y[this.unit]}${this.timezone?`, ${this.timezone}`:""}>`}},ut=class extends b{constructor(t=null){super(y.SECOND,t)}},ht=class extends b{constructor(t=null){super(y.MILLISECOND,t)}},mt=class extends b{constructor(t=null){super(y.MICROSECOND,t)}},dt=class extends b{constructor(t=null){super(y.NANOSECOND,t)}},Nt={DAY_TIME:0,YEAR_MONTH:1},O=class extends m{unit;constructor(t){super(),this.unit=t}get typeId(){return i.Interval}get[Symbol.toStringTag](){return"Interval"}toString(){return`Interval<${Nt[this.unit]}>`}},ft=class extends O{constructor(){super(Nt.DAY_TIME)}},pt=class extends O{constructor(){super(Nt.YEAR_MONTH)}},gt=class extends m{listSize;children;constructor(t,r){super(),this.listSize=t,this.children=[r]}get typeId(){return i.FixedSizeList}get valueType(){return this.children[0].type}get valueField(){return this.children[0]}get[Symbol.toStringTag](){return"FixedSizeList"}toString(){return`FixedSizeList[${this.listSize}]<${JSON.stringify(this.valueType)}>`}},wt=class extends m{children;constructor(t){super(),this.children=t}get typeId(){return i.Struct}toString(){return`Struct<{${this.children.map(t=>`${t.name}:${JSON.stringify(t.type)}`).join(", ")}}>`}get[Symbol.toStringTag](){return"Struct"}};function Xt(e){return{typeId:e.typeId,ArrayType:e.ArrayType,typeName:e.toString(),typeEnumName:ye(e.typeId),precision:e.precision}}var bt=null;function ye(e){if(!bt){bt={};for(let t in i)bt[i[t]]=t}return bt[e]}var yt=class extends Array{enqueue(t){return this.push(t)}dequeue(){return this.shift()}},B=class{_values;_settlers;_closed;constructor(){this._values=new yt,this._settlers=new yt,this._closed=!1}close(){for(;this._settlers.length>0;)this._settlers.dequeue().resolve({done:!0});this._closed=!0}[Symbol.asyncIterator](){return this}enqueue(t){if(this._closed)throw new Error("Closed");if(this._settlers.length>0){if(this._values.length>0)throw new Error("Illegal internal state");let r=this._settlers.dequeue();t instanceof Error?r.reject(t):r.resolve({value:t})}else this._values.enqueue(t)}next(){if(this._values.length>0){let t=this._values.dequeue();return t instanceof Error?Promise.reject(t):Promise.resolve({value:t})}if(this._closed){if(this._settlers.length>0)throw new Error("Illegal internal state");return Promise.resolve({done:!0})}return new Promise((t,r)=>{this._settlers.enqueue({resolve:t,reject:r})})}};return oe(C);})();
       return __exports__;
       });

dist/lib/table/arrow-api/arrow-like-field.js

@@ -11,2 +11,6 @@ // loaders.gl
 export class ArrowLikeField {
+    name;
+    type;
+    nullable;
+    metadata;
     constructor(name, type, nullable = false, metadata = new Map()) {
@@ -31,4 +35,4 @@ this.name = name;
     toString() {
-        return `${this.type}${this.nullable ? ', nullable' : ''}${this.metadata ? `, metadata: ${this.metadata}` : ''}`;
+        return `${JSON.stringify(this.type)}${this.nullable ? ', nullable' : ''}${this.metadata ? `, metadata: ${JSON.stringify(this.metadata)}` : ''}`;
     }
 }

dist/lib/table/arrow-api/arrow-like-schema.js

@@ -6,2 +6,4 @@ // loaders.gl
 export class ArrowLikeSchema {
+    fields;
+    metadata;
     constructor(fields, metadata = new Map()) {
@@ -8,0 +10,0 @@ // checkNames(fields);

dist/lib/table/arrow-api/arrow-like-table.js

@@ -15,2 +15,4 @@ // loaders.gl
 class ArrowLikeVector {
+    table;
+    columnName;
     constructor(table, columnName) {
@@ -40,2 +42,4 @@ this.table = table;
 export class ArrowLikeTable {
+    schema;
+    table;
     constructor(table) {
@@ -42,0 +46,0 @@ const schema = table.schema || deduceTableSchema(table);

dist/lib/table/arrow-api/arrow-like-type.js

@@ -105,2 +105,4 @@ // loaders.gl
 export class Int extends DataType {
+    isSigned;
+    bitWidth;
     constructor(isSigned, bitWidth) {
@@ -182,2 +184,3 @@ super();
 export class Float extends DataType {
+    precision;
     constructor(precision) {
@@ -259,2 +262,3 @@ super();
 export class Date extends DataType {
+    unit;
     constructor(unit) {
@@ -294,2 +298,4 @@ super();
 export class Time extends DataType {
+    unit;
+    bitWidth;
     constructor(unit, bitWidth) {
@@ -323,2 +329,4 @@ super();
 export class Timestamp extends DataType {
+    unit;
+    timezone;
     constructor(unit, timezone = null) {
@@ -367,2 +375,3 @@ super();
 export class Interval extends DataType {
+    unit;
     constructor(unit) {
@@ -396,2 +405,4 @@ super();
 export class FixedSizeList extends DataType {
+    listSize;
+    children;
     constructor(listSize, child) {
@@ -418,6 +429,7 @@ super();
     toString() {
-        return `FixedSizeList[${this.listSize}]<${this.valueType}>`;
+        return `FixedSizeList[${this.listSize}]<${JSON.stringify(this.valueType)}>`;
     }
 }
 export class Struct extends DataType {
+    children;
     constructor(children) {
@@ -431,3 +443,5 @@ super();
     toString() {
-        return `Struct<{${this.children.map((f) => `${f.name}:${f.type}`).join(', ')}}>`;
+        return `Struct<{${this.children
+            .map((f) => `${f.name}:${JSON.stringify(f.type)}`)
+            .join(', ')}}>`;
     }
@@ -434,0 +448,0 @@ get [Symbol.toStringTag]() {

dist/lib/table/batches/base-table-batch-aggregator.js

@@ -6,7 +6,10 @@ // loaders.gl
 export class BaseTableBatchAggregator {
+    schema;
+    options;
+    shape;
+    length = 0;
+    rows = null;
+    cursor = 0;
+    _headers = [];
     constructor(schema, options) {
-        this.length = 0;
-        this.rows = null;
-        this.cursor = 0;
-        this._headers = [];
         this.options = options;
@@ -13,0 +16,0 @@ this.schema = schema;

dist/lib/table/batches/columnar-table-batch-aggregator.js

@@ -6,6 +6,7 @@ // loaders.gl
 export class ColumnarTableBatchAggregator {
+    schema;
+    length = 0;
+    allocated = 0;
+    columns = {};
     constructor(schema, options) {
-        this.length = 0;
-        this.allocated = 0;
-        this.columns = {};
         this.schema = schema;
@@ -12,0 +13,0 @@ this._reallocateColumns();

dist/lib/table/batches/row-table-batch-aggregator.js

@@ -7,8 +7,10 @@ // loaders.gl
 export class RowTableBatchAggregator {
+    schema;
+    options;
+    length = 0;
+    objectRows = null;
+    arrayRows = null;
+    cursor = 0;
+    _headers = null;
     constructor(schema, options) {
-        this.length = 0;
-        this.objectRows = null;
-        this.arrayRows = null;
-        this.cursor = 0;
-        this._headers = null;
         this.options = options;
@@ -33,3 +35,3 @@ this.schema = schema;
         // TODO - infer schema at a higher level, instead of hacking headers here?
-        this._headers || (this._headers = inferHeadersFromArrayRow(row));
+        this._headers ||= inferHeadersFromArrayRow(row);
         // eslint-disable-next-line default-case
@@ -53,3 +55,3 @@ switch (this.options.shape) {
         // TODO - infer schema at a higher level, instead of hacking headers here?
-        this._headers || (this._headers = inferHeadersFromObjectRow(row));
+        this._headers ||= inferHeadersFromObjectRow(row);
         // eslint-disable-next-line default-case
@@ -56,0 +58,0 @@ switch (this.options.shape) {

dist/lib/table/batches/table-batch-builder.js

@@ -17,11 +17,14 @@ // loaders.gl
 export class TableBatchBuilder {
+    schema;
+    options;
+    aggregator = null;
+    batchCount = 0;
+    bytesUsed = 0;
+    isChunkComplete = false;
+    lastBatchEmittedMs = Date.now();
+    totalLength = 0;
+    totalBytes = 0;
+    rowBytes = 0;
+    static ArrowBatch;
     constructor(schema, options) {
-        this.aggregator = null;
-        this.batchCount = 0;
-        this.bytesUsed = 0;
-        this.isChunkComplete = false;
-        this.lastBatchEmittedMs = Date.now();
-        this.totalLength = 0;
-        this.totalBytes = 0;
-        this.rowBytes = 0;
         this.schema = schema;
@@ -28,0 +31,0 @@ this.options = { ...DEFAULT_OPTIONS, ...options };

dist/lib/utils/async-queue.js

@@ -14,2 +14,5 @@ // From https://github.com/rauschma/async-iter-demo/tree/master/src under MIT license
 export default class AsyncQueue {
+    _values;
+    _settlers;
+    _closed;
     constructor() {
@@ -16,0 +19,0 @@ // enqueues > dequeues

package.json

 {
   "name": "@loaders.gl/schema",
-  "version": "4.2.0-alpha.5",
+  "version": "4.2.0-alpha.6",
   "description": "Table format APIs for JSON, CSV, etc...",
@@ -49,3 +49,3 @@ "license": "MIT",
   },
-  "gitHead": "32d95a81971f104e4dfeb88ab57065f05321a76a"
+  "gitHead": "37bd8ca71763529f18727ee4bf29dd176aa914ca"
 }

src/lib/table/arrow-api/arrow-like-field.ts

@@ -49,6 +49,6 @@ // loaders.gl
   toString(): string {
-    return `${this.type}${this.nullable ? ', nullable' : ''}${
-      this.metadata ? `, metadata: ${this.metadata}` : ''
+    return `${JSON.stringify(this.type)}${this.nullable ? ', nullable' : ''}${
+      this.metadata ? `, metadata: ${JSON.stringify(this.metadata)}` : ''
     }`;
   }
 }

src/lib/table/arrow-api/arrow-like-type.ts

@@ -479,3 +479,3 @@ // loaders.gl
   toString(): string {
-    return `FixedSizeList[${this.listSize}]<${this.valueType}>`;
+    return `FixedSizeList[${this.listSize}]<${JSON.stringify(this.valueType)}>`;
   }
@@ -496,3 +496,5 @@ }
   public toString() {
-    return `Struct<{${this.children.map((f) => `${f.name}:${f.type}`).join(', ')}}>`;
+    return `Struct<{${this.children
+      .map((f) => `${f.name}:${JSON.stringify(f.type)}`)
+      .join(', ')}}>`;
   }
@@ -499,0 +501,0 @@ get [Symbol.toStringTag](): string {

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