@loaders.gl/tables - npm Package Compare versions

Comparing version 3.0.0-alpha.18 to 3.0.0-alpha.19

dist/dist.dev.js

@@ -127,11 +127,10 @@ /******/ (function(modules) { // webpackBootstrap
 
-/* WEBPACK VAR INJECTION */(function(global) {/* global window, global */
-const moduleExports = __webpack_require__(/*! ./index */ "./src/index.js");
+/* WEBPACK VAR INJECTION */(function(global) {const moduleExports = __webpack_require__(/*! ./index */ "./src/index.ts");
 
-const _global = typeof window === 'undefined' ? global : window;
-// @ts-ignore
-_global.loaders = _global.loaders || {};
-// @ts-ignore
+const _global = typeof window === 'undefined' ? global : window; // @ts-ignore
+
+
+_global.loaders = _global.loaders || {}; // @ts-ignore
+
 module.exports = Object.assign(_global.loaders, moduleExports);
-
 /* WEBPACK VAR INJECTION */}.call(this, __webpack_require__(/*! ./../../../node_modules/webpack/buildin/global.js */ "../../node_modules/webpack/buildin/global.js")))
@@ -141,5 +140,5 @@
 
-/***/ "./src/index.js":
+/***/ "./src/index.ts":
 /*!**********************!*\
-  !*** ./src/index.js ***!
+  !*** ./src/index.ts ***!
   \**********************/
@@ -151,9 +150,9 @@ /*! exports provided: Schema, Field, deduceTableSchema, TableBatchBuilder, RowTableBatch, ColumnarTableBatch, JSONLoader, XMLLoader, AsyncQueue, getTypeInfo, DataType, Null, Bool, Int, Int8, Int16, Int32, Int64, Uint8, Uint16, Uint32, Uint64, Float, Float16, Float32, Float64, Utf8, Date, DateDay, DateMillisecond, Time, TimeMillisecond, TimeSecond, Timestamp, TimestampSecond, TimestampMillisecond, TimestampMicrosecond, TimestampNanosecond, Interval, IntervalDayTime, IntervalYearMonth, FixedSizeList */
 __webpack_require__.r(__webpack_exports__);
-/* harmony import */ var _lib_schema_schema__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./lib/schema/schema */ "./src/lib/schema/schema.js");
+/* harmony import */ var _lib_schema_schema__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./lib/schema/schema */ "./src/lib/schema/schema.ts");
 /* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "Schema", function() { return _lib_schema_schema__WEBPACK_IMPORTED_MODULE_0__["default"]; });
 
-/* harmony import */ var _lib_schema_field__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./lib/schema/field */ "./src/lib/schema/field.js");
+/* harmony import */ var _lib_schema_field__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./lib/schema/field */ "./src/lib/schema/field.ts");
 /* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "Field", function() { return _lib_schema_field__WEBPACK_IMPORTED_MODULE_1__["default"]; });
 
-/* harmony import */ var _lib_schema_schema_utils__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./lib/schema/schema-utils */ "./src/lib/schema/schema-utils.js");
+/* harmony import */ var _lib_schema_schema_utils__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./lib/schema/schema-utils */ "./src/lib/schema/schema-utils.ts");
 /* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "deduceTableSchema", function() { return _lib_schema_schema_utils__WEBPACK_IMPORTED_MODULE_2__["deduceTableSchema"]; });
@@ -179,6 +178,6 @@
 
-/* harmony import */ var _lib_types_type_utils__WEBPACK_IMPORTED_MODULE_9__ = __webpack_require__(/*! ./lib/types/type-utils */ "./src/lib/types/type-utils.js");
+/* harmony import */ var _lib_types_type_utils__WEBPACK_IMPORTED_MODULE_9__ = __webpack_require__(/*! ./lib/types/type-utils */ "./src/lib/types/type-utils.ts");
 /* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "getTypeInfo", function() { return _lib_types_type_utils__WEBPACK_IMPORTED_MODULE_9__["getTypeInfo"]; });
 
-/* harmony import */ var _lib_types_arrow_like_type__WEBPACK_IMPORTED_MODULE_10__ = __webpack_require__(/*! ./lib/types/arrow-like/type */ "./src/lib/types/arrow-like/type.js");
+/* harmony import */ var _lib_types_arrow_like_type__WEBPACK_IMPORTED_MODULE_10__ = __webpack_require__(/*! ./lib/types/arrow-like/type */ "./src/lib/types/arrow-like/type.ts");
 /* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "DataType", function() { return _lib_types_arrow_like_type__WEBPACK_IMPORTED_MODULE_10__["DataType"]; });
@@ -250,22 +249,16 @@
 
+ // TABLE CATEGORY UTILS
 
 
-// TABLE CATEGORY UTILS
 
+ // EXPERIMENTAL MICRO-LOADERS
 
 
+ // EXPERIMENTAL APIs
 
-// EXPERIMENTAL MICRO-LOADERS
+ // TYPES
 
 
 
-// EXPERIMENTAL APIs
 
-
-// TYPES
-
-
-
-
-
 /***/ }),
@@ -288,5 +281,4 @@
   parseTextSync
-};
+}; // TODO - deprecated
 
-// TODO - deprecated
 function parseTextSync(text, options) {
@@ -296,8 +288,7 @@ return JSON.parse(text);
 
-
 /***/ }),
 
-/***/ "./src/lib/schema/field.js":
+/***/ "./src/lib/schema/field.ts":
 /*!*********************************!*\
-  !*** ./src/lib/schema/field.js ***!
+  !*** ./src/lib/schema/field.ts ***!
   \*********************************/
@@ -310,19 +301,10 @@ /*! exports provided: default */
 /* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "default", function() { return Field; });
-/* harmony import */ var _utils_assert__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ../utils/assert */ "./src/lib/utils/assert.js");
-/* harmony import */ var _types_arrow_like_type__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ../types/arrow-like/type */ "./src/lib/types/arrow-like/type.js");
-
-
-
-// ArrowJS `Schema` API-compatible class for row-based tables (returned from `DataTable`)
-// https://loaders.gl/arrowjs/docs/api-reference/field
-// A field holds name, nullable, and metadata information about a table "column"
-// A Schema is essentially a list of fields
-
+/**
+ * ArrowJS `Field` API-compatible class for row-based tables
+ * https://loaders.gl/arrowjs/docs/api-reference/field
+ * A field holds name, nullable, and metadata information about a table "column"
+ * A Schema is essentially a list of fields
+ */
 class Field {
-  constructor(name, type = null, nullable = false, metadata = new Map()) {
-    Object(_utils_assert__WEBPACK_IMPORTED_MODULE_0__["assert"])(typeof name === 'string');
-    Object(_utils_assert__WEBPACK_IMPORTED_MODULE_0__["assert"])(!type || type instanceof _types_arrow_like_type__WEBPACK_IMPORTED_MODULE_1__["DataType"]);
-    Object(_utils_assert__WEBPACK_IMPORTED_MODULE_0__["assert"])(typeof nullable === 'boolean');
-    Object(_utils_assert__WEBPACK_IMPORTED_MODULE_0__["assert"])(!metadata || typeof metadata === 'object');
-
+  constructor(name, type, nullable = false, metadata = new Map()) {
     this.name = name;
@@ -343,23 +325,16 @@ this.type = type;
   compareTo(other) {
-    return (
-      this.name === other.name &&
-      this.type === other.type &&
-      this.nullable === other.nullable &&
-      this.metadata === other.metadata
-    );
+    return this.name === other.name && this.type === other.type && this.nullable === other.nullable && this.metadata === other.metadata;
   }
 
   toString() {
-    return `${this.type}${this.nullable ? ', nullable' : ''}${
-      this.metadata ? `, metadata: ${this.metadata}` : ''
-    }`;
+    return `${this.type}${this.nullable ? ', nullable' : ''}${this.metadata ? `, metadata: ${this.metadata}` : ''}`;
   }
+
 }
 
-
 /***/ }),
 
-/***/ "./src/lib/schema/schema-utils.js":
+/***/ "./src/lib/schema/schema-utils.ts":
 /*!****************************************!*\
-  !*** ./src/lib/schema/schema-utils.js ***!
+  !*** ./src/lib/schema/schema-utils.ts ***!
   \****************************************/
@@ -372,5 +347,5 @@ /*! exports provided: deduceTableSchema */
 /* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "deduceTableSchema", function() { return deduceTableSchema; });
-/* harmony import */ var _types_arrow_like_type__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ../types/arrow-like/type */ "./src/lib/types/arrow-like/type.js");
-/* harmony import */ var _schema__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./schema */ "./src/lib/schema/schema.js");
-/* harmony import */ var _field__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./field */ "./src/lib/schema/field.js");
+/* harmony import */ var _types_arrow_like_type__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ../types/arrow-like/type */ "./src/lib/types/arrow-like/type.ts");
+/* harmony import */ var _schema__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./schema */ "./src/lib/schema/schema.ts");
+/* harmony import */ var _field__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./field */ "./src/lib/schema/field.ts");
 // SCHEMA SUPPORT - AUTODEDUCTION
@@ -380,3 +355,2 @@
 
-
 const TYPED_ARRAY_TO_TYPE = {
@@ -392,11 +366,13 @@ Int8Array: new _types_arrow_like_type__WEBPACK_IMPORTED_MODULE_0__["Int8"](),
   Float64Array: new _types_arrow_like_type__WEBPACK_IMPORTED_MODULE_0__["Float64"]()
-};
+}; // if (typeof BigInt64Array !== 'undefined') {
+//   TYPED_ARRAY_TO_TYPE.BigInt64Array = new Int64();
+//   TYPED_ARRAY_TO_TYPE.BigUint64Array = new Uint64();
+// }
+// Type deduction
 
-if (typeof BigInt64Array !== 'undefined') {
-  TYPED_ARRAY_TO_TYPE.BigInt64Array = new _types_arrow_like_type__WEBPACK_IMPORTED_MODULE_0__["Int64"]();
-  TYPED_ARRAY_TO_TYPE.BigUint64Array = new _types_arrow_like_type__WEBPACK_IMPORTED_MODULE_0__["Uint64"]();
+function deduceTableSchema(table, schema) {
+  const deducedSchema = Array.isArray(table) ? deduceSchemaForRowTable(table) : deduceSchemaForColumnarTable(table); // Deduced schema will fill in missing info from partial options.schema, if provided
+
+  return Object.assign(deducedSchema, schema);
 }
-
-// Type deduction
-
 /**
@@ -413,28 +389,32 @@ * Type deduction from columnar array
  */
+
 function getTypeFromColumnArray(columnArray) {
   const ArrayType = columnArray.constructor && columnArray.constructor.name;
   let type = TYPED_ARRAY_TO_TYPE[ArrayType];
+
   if (type) {
-    return {type, nullable: false, metadata: null};
+    return {
+      type,
+      nullable: false,
+      metadata: null
+    };
   }
 
   let metadata = null;
+
   if (columnArray.length > 0) {
     const value = columnArray[0];
     type = deduceTypeFromValue(value);
+
     if (type) {
       metadata = new Map([['type', type.toString()]]);
     }
-  }
+  } // We use fields of Arrow-Type Null to indicate that we represent additional, non binary columns
 
-  // We use fields of Arrow-Type Null to indicate that we represent additional, non binary columns
-  return {type: new _types_arrow_like_type__WEBPACK_IMPORTED_MODULE_0__["Null"](), nullable: true, metadata};
-}
 
-function deduceTableSchema(table, schema = null) {
-  const deducedSchema = Array.isArray(table)
-    ? deduceSchemaForRowTable(table)
-    : deduceSchemaForColumnarTable(table);
-  // Deduced schema will fill in missing info from partial options.schema, if provided
-  return Object.assign(deducedSchema, schema);
+  return {
+    type: new _types_arrow_like_type__WEBPACK_IMPORTED_MODULE_0__["Null"](),
+    nullable: true,
+    metadata
+  };
 }
@@ -444,7 +424,13 @@
   const fields = [];
+
   for (const columnName in columnarTable) {
     const columnArray = columnarTable[columnName];
-    const {type, nullable, metadata} = getTypeFromColumnArray(columnArray);
+    const {
+      type,
+      nullable,
+      metadata
+    } = getTypeFromColumnArray(columnArray);
     fields.push(new _field__WEBPACK_IMPORTED_MODULE_2__["default"](columnName, type, nullable, metadata || new Map()));
   }
+
   return new _schema__WEBPACK_IMPORTED_MODULE_1__["default"](fields);
@@ -455,5 +441,6 @@ }
   const fields = [];
+
   if (rowTable.length) {
-    const row = rowTable[0];
-    // Note - handle rows in both array and object format
+    const row = rowTable[0]; // Note - handle rows in both array and object format
+
     if (Array.isArray(row)) {
@@ -481,2 +468,3 @@ // row: [value1, value2, ...]
   }
+
   return new _schema__WEBPACK_IMPORTED_MODULE_1__["default"](fields);
@@ -489,21 +477,24 @@ }
   }
+
   if (value instanceof Date) {
     return new _types_arrow_like_type__WEBPACK_IMPORTED_MODULE_0__["TimestampMillisecond"]();
   }
+
   if (value instanceof Number) {
     return new _types_arrow_like_type__WEBPACK_IMPORTED_MODULE_0__["Float32"]();
   }
+
   if (typeof value === 'string') {
     return new _types_arrow_like_type__WEBPACK_IMPORTED_MODULE_0__["Utf8"]();
-  }
-  // TODO JS columns (arrays and object valued) are currently null
+  } // TODO JS columns (arrays and object valued) are currently null
+
+
   return new _types_arrow_like_type__WEBPACK_IMPORTED_MODULE_0__["Null"]();
 }
 
-
 /***/ }),
 
-/***/ "./src/lib/schema/schema.js":
+/***/ "./src/lib/schema/schema.ts":
 /*!**********************************!*\
-  !*** ./src/lib/schema/schema.js ***!
+  !*** ./src/lib/schema/schema.ts ***!
   \**********************************/
@@ -519,21 +510,26 @@ /*! exports provided: default */
 
-// ArrowJS `Schema` API-compatible class for row-based tables (returned from `DataTable`)
-// https://loaders.gl/arrowjs/docs/api-reference/schema
+/**
+ * ArrowJS `Schema` API-compatible class for row-based tables (returned from `DataTable`)
+ * https://loaders.gl/arrowjs/docs/api-reference/schema
+ */
 class Schema {
-  constructor(fields, metadata = null) {
+  // TODO - Arrow just allows Map<string, string>
+  constructor(fields, metadata) {
     Object(_utils_assert__WEBPACK_IMPORTED_MODULE_0__["assert"])(Array.isArray(fields));
-    checkNames(fields);
-    // For kepler fields, create arrow compatible `Fields` that have kepler fields as `metadata`
+    checkNames(fields); // For kepler fields, create arrow compatible `Fields` that have kepler fields as `metadata`
+
     this.fields = fields;
     this.metadata = metadata || new Map();
-  }
+  } // TODO - arrow only seems to compare fields, not metadata
 
-  // TODO - arrow only seems to compare fields
+
   compareTo(other) {
-    if (this.fields.metadata !== other.fields.metadata) {
+    if (this.metadata !== other.metadata) {
       return false;
     }
+
     if (this.fields.length !== other.fields.length) {
       return false;
     }
+
     for (let i = 0; i < this.fields.length; ++i) {
@@ -544,2 +540,3 @@ if (!this.fields[i].compareTo(other.fields[i])) {
     }
+
     return true;
@@ -551,6 +548,8 @@ }
     const nameMap = Object.create(null);
+
     for (const name of columnNames) {
       nameMap[name] = true;
     }
-    const selectedFields = columnNames.filter(field => nameMap[field.name]);
+
+    const selectedFields = this.fields.filter(field => nameMap[field.name]);
     return new Schema(selectedFields, this.metadata);
@@ -566,5 +565,5 @@ }
   assign(schemaOrFields) {
+    let fields;
     let metadata = this.metadata;
 
-    let fields = schemaOrFields;
     if (schemaOrFields instanceof Schema) {
@@ -574,5 +573,7 @@ const otherSchema = schemaOrFields;
       metadata = mergeMaps(mergeMaps(new Map(), this.metadata), otherSchema.metadata);
-    }
+    } else {
+      fields = schemaOrFields;
+    } // Create a merged list of fields, overwrite fields in place, new fields at end
 
-    // Create a merged list of fields, overwrite fields in place, new fields at end
+
     const fieldMap = Object.create(null);
@@ -589,10 +590,10 @@
     const mergedFields = Object.values(fieldMap);
-
     return new Schema(mergedFields, metadata);
   }
-}
 
-// Warn if any duplicated field names
+} // Warn if any duplicated field names
+
 function checkNames(fields) {
   const usedNames = {};
+
   for (const field of fields) {
@@ -603,2 +604,3 @@ if (usedNames[field.name]) {
     }
+
     usedNames[field.name] = true;
@@ -609,6 +611,6 @@ }
 function mergeMaps(m1, m2) {
+  // @ts-ignore
   return new Map([...(m1 || new Map()), ...(m2 || new Map())]);
 }
 
-
 /***/ }),
@@ -630,3 +632,2 @@
     this.batchSize = options.batchSize || 'auto';
-
     this.length = 0;
@@ -636,3 +637,2 @@ this.allocated = 0;
     this.isChunkComplete = false;
-
     this.reallocateColumns();
@@ -644,9 +644,11 @@ }
     this.reallocateColumns();
+
     for (const fieldName in row) {
       this.columns[fieldName][this.length] = row[fieldName];
     }
+
     this.length++;
-  }
+  } // Is this TableBatch full?
 
-  // Is this TableBatch full?
+
   chunkComplete() {
@@ -660,2 +662,3 @@ this.isChunkComplete = true;
     }
+
     return this.length >= this.allocated;
@@ -666,7 +669,6 @@ }
     this.pruneColumns();
-    const columns = Array.isArray(this.schema) ? this.columns : {};
-
-    // schema is an array if there're no headers
+    const columns = Array.isArray(this.schema) ? this.columns : {}; // schema is an array if there're no headers
     // object if there are headers
     // columns should match schema format
+
     if (!Array.isArray(this.schema)) {
@@ -681,8 +683,10 @@ for (const fieldName in this.schema) {
     this.isChunkComplete = false;
+    return {
+      data: columns,
+      schema: this.schema,
+      length: this.length
+    };
+  } // HELPERS
 
-    return {data: columns, schema: this.schema, length: this.length};
-  }
 
-  // HELPERS
-
   reallocateColumns() {
@@ -693,3 +697,3 @@ if (this.length < this.allocated) {
 
-    this.allocated = this.allocated > 0 ? (this.allocated *= 2) : this.batchSize;
+    this.allocated = this.allocated > 0 ? this.allocated *= 2 : this.batchSize;
     this.columns = [];
@@ -721,5 +725,5 @@
   }
+
 }
 
-
 /***/ }),
@@ -743,7 +747,7 @@
 };
-
 class RowTableBatch {
   constructor(schema, options = {}) {
-    options = {...DEFAULT_OPTIONS, ...options};
-
+    options = { ...DEFAULT_OPTIONS,
+      ...options
+    };
     this.schema = schema;
@@ -753,12 +757,11 @@ this.batchSize = options.batchSize;
     this.optimizeMemoryUsage = options.optimizeMemoryUsage;
-
     this.rows = null;
     this.length = 0;
     this.isChunkComplete = false;
-    this.cursor = 0;
+    this.cursor = 0; // schema is an array if there're no headers
+    // object if there are headers
 
-    // schema is an array if there're no headers
-    // object if there are headers
     if (!Array.isArray(schema)) {
       this._headers = [];
+
       for (const key in schema) {
@@ -775,7 +778,8 @@ this._headers[schema[key].index] = schema[key].name;
     }
+
     if (Number.isFinite(cursor)) {
       this.cursor = cursor;
-    }
+    } // We can only convert if we were given a schema
 
-    // We can only convert if we were given a schema
+
     const convertToObject = this.convertToObject && this.schema;
@@ -801,2 +805,3 @@ this.rows[this.length] = convertToObject ? convertRowToObject(row, this._headers) : row;
     }
+
     return this.rows && this.length >= this.batchSize;
@@ -810,6 +815,13 @@ }
       this.isChunkComplete = false;
-      return {data: rows, schema: this.schema, length: rows.length, cursor: this.cursor};
+      return {
+        data: rows,
+        schema: this.schema,
+        length: rows.length,
+        cursor: this.cursor
+      };
     }
+
     return null;
   }
+
 }
@@ -821,2 +833,3 @@
   }
+
   if (!Array.isArray(row)) {
@@ -829,10 +842,12 @@ return row;
   }
+
   const result = {};
+
   for (let i = 0; i < headers.length; i++) {
     result[headers[i]] = row[i];
   }
+
   return result;
 }
 
-
 /***/ }),
@@ -851,7 +866,5 @@
 const DEFAULT_BATCH_SIZE = 100;
-
 const DEFAULT_OPTIONS = {
   batchSize: DEFAULT_BATCH_SIZE
 };
-
 class TableBatchBuilder {
@@ -861,4 +874,5 @@ constructor(TableBatchType, schema, options = {}) {
     this.schema = schema;
-    this.options = {...DEFAULT_OPTIONS, ...options};
-
+    this.options = { ...DEFAULT_OPTIONS,
+      ...options
+    };
     this.batch = null;
@@ -871,3 +885,5 @@ this.batchCount = 0;
     if (!this.batch) {
-      const {TableBatchType} = this;
+      const {
+        TableBatchType
+      } = this;
       this.batch = new TableBatchType(this.schema, this.options);
@@ -881,2 +897,3 @@ }
     this.bytesUsed += chunk.byteLength || chunk.length || 0;
+
     if (this.batch) {
@@ -912,10 +929,10 @@ this.batch.chunkComplete();
   }
+
 }
 
-
 /***/ }),
 
-/***/ "./src/lib/types/arrow-like/enum.js":
+/***/ "./src/lib/types/arrow-like/enum.ts":
 /*!******************************************!*\
-  !*** ./src/lib/types/arrow-like/enum.js ***!
+  !*** ./src/lib/types/arrow-like/enum.ts ***!
   \******************************************/
@@ -957,77 +974,58 @@ /*! exports provided: Type */
  */
-const Type = {
-  /** The default placeholder type */
-  NONE: 0,
-  /** A NULL type having no physical storage */
-  Null: 1,
-  /** Signed or unsigned 8, 16, 32, or 64-bit little-endian integer */
-  Int: 2,
-  /** 2, 4, or 8-byte floating point value */
-  Float: 3,
-  /** Variable-length bytes (no guarantee of UTF8-ness) */
-  Binary: 4,
-  /** UTF8 variable-length string as List<Char> */
-  Utf8: 5,
-  /** Boolean as 1 bit, LSB bit-packed ordering */
-  Bool: 6,
-  /** Precision-and-scale-based decimal type. Storage type depends on the parameters. */
-  Decimal: 7,
-  /** int32_t days or int64_t milliseconds since the UNIX epoch */
-  Date: 8,
-  /** Time as signed 32 or 64-bit integer, representing either seconds, milliseconds, microseconds, or nanoseconds since midnight since midnight */
-  Time: 9,
-  /** Exact timestamp encoded with int64 since UNIX epoch (Default unit millisecond) */
-  Timestamp: 10,
-  /** YEAR_MONTH or DAY_TIME interval in SQL style */
-  Interval: 11,
-  /** A list of some logical data type */
-  List: 12,
-  /** Struct of logical types */
-  Struct: 13,
-  /** Union of logical types */
-  Union: 14,
-  /** Fixed-size binary. Each value occupies the same number of bytes */
-  FixedSizeBinary: 15,
-  /** Fixed-size list. Each value occupies the same number of bytes */
-  FixedSizeList: 16,
-  /** Map of named logical types */
-  Map: 17,
+let Type;
 
-  /** Dictionary aka Category type */
-  Dictionary: -1,
-  Int8: -2,
-  Int16: -3,
-  Int32: -4,
-  Int64: -5,
-  Uint8: -6,
-  Uint16: -7,
-  Uint32: -8,
-  Uint64: -9,
-  Float16: -10,
-  Float32: -11,
-  Float64: -12,
-  DateDay: -13,
-  DateMillisecond: -14,
-  TimestampSecond: -15,
-  TimestampMillisecond: -16,
-  TimestampMicrosecond: -17,
-  TimestampNanosecond: -18,
-  TimeSecond: -19,
-  TimeMillisecond: -20,
-  TimeMicrosecond: -21,
-  TimeNanosecond: -22,
-  DenseUnion: -23,
-  SparseUnion: -24,
-  IntervalDayTime: -25,
-  IntervalYearMonth: -26
-};
+(function (Type) {
+  Type[Type["NONE"] = 0] = "NONE";
+  Type[Type["Null"] = 1] = "Null";
+  Type[Type["Int"] = 2] = "Int";
+  Type[Type["Float"] = 3] = "Float";
+  Type[Type["Binary"] = 4] = "Binary";
+  Type[Type["Utf8"] = 5] = "Utf8";
+  Type[Type["Bool"] = 6] = "Bool";
+  Type[Type["Decimal"] = 7] = "Decimal";
+  Type[Type["Date"] = 8] = "Date";
+  Type[Type["Time"] = 9] = "Time";
+  Type[Type["Timestamp"] = 10] = "Timestamp";
+  Type[Type["Interval"] = 11] = "Interval";
+  Type[Type["List"] = 12] = "List";
+  Type[Type["Struct"] = 13] = "Struct";
+  Type[Type["Union"] = 14] = "Union";
+  Type[Type["FixedSizeBinary"] = 15] = "FixedSizeBinary";
+  Type[Type["FixedSizeList"] = 16] = "FixedSizeList";
+  Type[Type["Map"] = 17] = "Map";
+  Type[Type["Dictionary"] = -1] = "Dictionary";
+  Type[Type["Int8"] = -2] = "Int8";
+  Type[Type["Int16"] = -3] = "Int16";
+  Type[Type["Int32"] = -4] = "Int32";
+  Type[Type["Int64"] = -5] = "Int64";
+  Type[Type["Uint8"] = -6] = "Uint8";
+  Type[Type["Uint16"] = -7] = "Uint16";
+  Type[Type["Uint32"] = -8] = "Uint32";
+  Type[Type["Uint64"] = -9] = "Uint64";
+  Type[Type["Float16"] = -10] = "Float16";
+  Type[Type["Float32"] = -11] = "Float32";
+  Type[Type["Float64"] = -12] = "Float64";
+  Type[Type["DateDay"] = -13] = "DateDay";
+  Type[Type["DateMillisecond"] = -14] = "DateMillisecond";
+  Type[Type["TimestampSecond"] = -15] = "TimestampSecond";
+  Type[Type["TimestampMillisecond"] = -16] = "TimestampMillisecond";
+  Type[Type["TimestampMicrosecond"] = -17] = "TimestampMicrosecond";
+  Type[Type["TimestampNanosecond"] = -18] = "TimestampNanosecond";
+  Type[Type["TimeSecond"] = -19] = "TimeSecond";
+  Type[Type["TimeMillisecond"] = -20] = "TimeMillisecond";
+  Type[Type["TimeMicrosecond"] = -21] = "TimeMicrosecond";
+  Type[Type["TimeNanosecond"] = -22] = "TimeNanosecond";
+  Type[Type["DenseUnion"] = -23] = "DenseUnion";
+  Type[Type["SparseUnion"] = -24] = "SparseUnion";
+  Type[Type["IntervalDayTime"] = -25] = "IntervalDayTime";
+  Type[Type["IntervalYearMonth"] = -26] = "IntervalYearMonth";
+})(Type || (Type = {}));
 
-
 /***/ }),
 
-/***/ "./src/lib/types/arrow-like/type.js":
+/***/ "./src/lib/types/arrow-like/type.ts":
 /*!******************************************!*\
-  !*** ./src/lib/types/arrow-like/type.js ***!
+  !*** ./src/lib/types/arrow-like/type.ts ***!
   \******************************************/
-/*! exports provided: DataType, Null, Bool, Int, Int8, Int16, Int32, Int64, Uint8, Uint16, Uint32, Uint64, Float, Float16, Float32, Float64, Utf8, Date, DateDay, DateMillisecond, Time, TimeSecond, TimeMillisecond, Timestamp, TimestampSecond, TimestampMillisecond, TimestampMicrosecond, TimestampNanosecond, Interval, IntervalDayTime, IntervalYearMonth, FixedSizeList */
+/*! exports provided: Type, DataType, Null, Bool, Int, Int8, Int16, Int32, Int64, Uint8, Uint16, Uint32, Uint64, Float, Float16, Float32, Float64, Utf8, Date, DateDay, DateMillisecond, Time, TimeSecond, TimeMillisecond, Timestamp, TimestampSecond, TimestampMillisecond, TimestampMicrosecond, TimestampNanosecond, Interval, IntervalDayTime, IntervalYearMonth, FixedSizeList */
 /***/ (function(module, __webpack_exports__, __webpack_require__) {
@@ -1069,3 +1067,5 @@
 /* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "FixedSizeList", function() { return FixedSizeList; });
-/* harmony import */ var _enum__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./enum */ "./src/lib/types/arrow-like/enum.js");
+/* harmony import */ var _enum__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./enum */ "./src/lib/types/arrow-like/enum.ts");
+/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "Type", function() { return _enum__WEBPACK_IMPORTED_MODULE_0__["Type"]; });
+
 // This code is adapted from ArrowJS https://github.com/apache/arrow
@@ -1075,3 +1075,2 @@ // under Apache license http://www.apache.org/licenses/LICENSE-2.0
 
-
 class DataType {
@@ -1081,50 +1080,67 @@ static isNull(x) {
   }
+
   static isInt(x) {
     return x && x.typeId === _enum__WEBPACK_IMPORTED_MODULE_0__["Type"].Int;
   }
+
   static isFloat(x) {
     return x && x.typeId === _enum__WEBPACK_IMPORTED_MODULE_0__["Type"].Float;
   }
+
   static isBinary(x) {
     return x && x.typeId === _enum__WEBPACK_IMPORTED_MODULE_0__["Type"].Binary;
   }
+
   static isUtf8(x) {
     return x && x.typeId === _enum__WEBPACK_IMPORTED_MODULE_0__["Type"].Utf8;
   }
+
   static isBool(x) {
     return x && x.typeId === _enum__WEBPACK_IMPORTED_MODULE_0__["Type"].Bool;
   }
+
   static isDecimal(x) {
     return x && x.typeId === _enum__WEBPACK_IMPORTED_MODULE_0__["Type"].Decimal;
   }
+
   static isDate(x) {
     return x && x.typeId === _enum__WEBPACK_IMPORTED_MODULE_0__["Type"].Date;
   }
+
   static isTime(x) {
     return x && x.typeId === _enum__WEBPACK_IMPORTED_MODULE_0__["Type"].Time;
   }
+
   static isTimestamp(x) {
     return x && x.typeId === _enum__WEBPACK_IMPORTED_MODULE_0__["Type"].Timestamp;
   }
+
   static isInterval(x) {
     return x && x.typeId === _enum__WEBPACK_IMPORTED_MODULE_0__["Type"].Interval;
   }
+
   static isList(x) {
     return x && x.typeId === _enum__WEBPACK_IMPORTED_MODULE_0__["Type"].List;
   }
+
   static isStruct(x) {
     return x && x.typeId === _enum__WEBPACK_IMPORTED_MODULE_0__["Type"].Struct;
   }
+
   static isUnion(x) {
     return x && x.typeId === _enum__WEBPACK_IMPORTED_MODULE_0__["Type"].Union;
   }
+
   static isFixedSizeBinary(x) {
     return x && x.typeId === _enum__WEBPACK_IMPORTED_MODULE_0__["Type"].FixedSizeBinary;
   }
+
   static isFixedSizeList(x) {
     return x && x.typeId === _enum__WEBPACK_IMPORTED_MODULE_0__["Type"].FixedSizeList;
   }
+
   static isMap(x) {
     return x && x.typeId === _enum__WEBPACK_IMPORTED_MODULE_0__["Type"].Map;
   }
+
   static isDictionary(x) {
@@ -1136,4 +1152,8 @@ return x && x.typeId === _enum__WEBPACK_IMPORTED_MODULE_0__["Type"].Dictionary;
     return _enum__WEBPACK_IMPORTED_MODULE_0__["Type"].NONE;
-  }
+  } // get ArrayType(): AnyArrayType {
+  //   return Int8Array;
+  // }
   // get ArrayType() { return Array; }
+
+
   compareTo(other) {
@@ -1143,5 +1163,4 @@ // TODO
   }
-}
 
-// NULL
+} // NULL
 
@@ -1152,11 +1171,12 @@ class Null extends DataType {
   }
+
   get [Symbol.toStringTag]() {
     return 'Null';
   }
+
   toString() {
     return `Null`;
   }
-}
 
-// BOOLEANS
+} // BOOLEANS
 
@@ -1166,15 +1186,16 @@ class Bool extends DataType {
     return _enum__WEBPACK_IMPORTED_MODULE_0__["Type"].Bool;
-  }
-  get ArrayType() {
-    return Uint8Array;
-  }
+  } // get ArrayType() {
+  //   return Uint8Array;
+  // }
+
+
   get [Symbol.toStringTag]() {
     return 'Bool';
   }
+
   toString() {
     return `Bool`;
   }
-}
 
-// INTS
+} // INTS
 
@@ -1187,27 +1208,30 @@ class Int extends DataType {
   }
+
   get typeId() {
     return _enum__WEBPACK_IMPORTED_MODULE_0__["Type"].Int;
-  }
-  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 ? Int32Array : Uint32Array;
-      default:
-        throw new Error(`Unrecognized ${this[Symbol.toStringTag]} type`);
-    }
-  }
+  } // 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 ? Int32Array : Uint32Array;
+  //     default:
+  //       throw new Error(`Unrecognized ${this[Symbol.toStringTag]} type`);
+  //   }
+  // }
+
+
   get [Symbol.toStringTag]() {
     return 'Int';
   }
+
   toString() {
-    return `${this.isSigned ? `I` : `Ui`}nt${this.bitWidth}`;
+    return `${this.isSigned ? 'I' : 'Ui'}nt${this.bitWidth}`;
   }
+
 }
-
 class Int8 extends Int {
@@ -1217,2 +1241,3 @@ constructor() {
   }
+
 }
@@ -1223,2 +1248,3 @@ class Int16 extends Int {
   }
+
 }
@@ -1229,2 +1255,3 @@ class Int32 extends Int {
   }
+
 }
@@ -1235,2 +1262,3 @@ class Int64 extends Int {
   }
+
 }
@@ -1241,2 +1269,3 @@ class Uint8 extends Int {
   }
+
 }
@@ -1247,2 +1276,3 @@ class Uint16 extends Int {
   }
+
 }
@@ -1253,2 +1283,3 @@ class Uint32 extends Int {
   }
+
 }
@@ -1259,5 +1290,4 @@ class Uint64 extends Int {
   }
-}
 
-// FLOATS
+} // FLOATS
 
@@ -1269,3 +1299,2 @@ const Precision = {
 };
-
 class Float extends DataType {
@@ -1276,25 +1305,28 @@ constructor(precision) {
   }
+
   get typeId() {
     return _enum__WEBPACK_IMPORTED_MODULE_0__["Type"].Float;
-  }
-  get ArrayType() {
-    switch (this.precision) {
-      case Precision.HALF:
-        return Uint16Array;
-      case Precision.SINGLE:
-        return Float32Array;
-      case Precision.DOUBLE:
-        return Float64Array;
-      default:
-        throw new Error(`Unrecognized ${this[Symbol.toStringTag]} type`);
-    }
-  }
+  } // get ArrayType() {
+  //   switch (this.precision) {
+  //     case Precision.HALF:
+  //       return Uint16Array;
+  //     case Precision.SINGLE:
+  //       return Float32Array;
+  //     case Precision.DOUBLE:
+  //       return Float64Array;
+  //     default:
+  //       throw new Error(`Unrecognized ${this[Symbol.toStringTag]} type`);
+  //   }
+  // }
+
+
   get [Symbol.toStringTag]() {
     return 'Float';
   }
+
   toString() {
     return `Float${this.precision}`;
   }
+
 }
-
 class Float16 extends Float {
@@ -1304,2 +1336,3 @@ constructor() {
   }
+
 }
@@ -1310,2 +1343,3 @@ class Float32 extends Float {
   }
+
 }
@@ -1316,5 +1350,4 @@ class Float64 extends Float {
   }
-}
 
-// STRINGS
+} // STRINGS
 
@@ -1324,15 +1357,16 @@ class Utf8 extends DataType {
     return _enum__WEBPACK_IMPORTED_MODULE_0__["Type"].Utf8;
-  }
-  get ArrayType() {
-    return Uint8Array;
-  }
+  } // get ArrayType() {
+  //   return Uint8Array;
+  // }
+
+
   get [Symbol.toStringTag]() {
     return 'Utf8';
   }
+
   toString() {
     return `Utf8`;
   }
-}
 
-// DATES, TIMES AND INTERVALS
+} // DATES, TIMES AND INTERVALS
 
@@ -1343,3 +1377,2 @@ const DateUnit = {
 };
-
 class Date extends DataType {
@@ -1350,16 +1383,19 @@ constructor(unit) {
   }
+
   get typeId() {
     return _enum__WEBPACK_IMPORTED_MODULE_0__["Type"].Date;
-  }
-  get ArrayType() {
-    return Int32Array;
-  }
+  } // get ArrayType() {
+  //   return Int32Array;
+  // }
+
+
   get [Symbol.toStringTag]() {
     return 'Date';
   }
+
   toString() {
     return `Date${(this.unit + 1) * 32}<${DateUnit[this.unit]}>`;
   }
+
 }
-
 class DateDay extends Date {
@@ -1369,2 +1405,3 @@ constructor() {
   }
+
 }
@@ -1375,4 +1412,4 @@ class DateMillisecond extends Date {
   }
+
 }
-
 const TimeUnit = {
@@ -1384,3 +1421,2 @@ SECOND: 1,
 };
-
 class Time extends DataType {
@@ -1392,16 +1428,19 @@ constructor(unit, bitWidth) {
   }
+
   get typeId() {
     return _enum__WEBPACK_IMPORTED_MODULE_0__["Type"].Time;
   }
+
   toString() {
     return `Time${this.bitWidth}<${TimeUnit[this.unit]}>`;
   }
+
   get [Symbol.toStringTag]() {
     return 'Time';
-  }
-  get ArrayType() {
-    return Int32Array;
-  }
+  } // get ArrayType() {
+  //   return Int32Array;
+  // }
+
+
 }
-
 class TimeSecond extends Time {
@@ -1411,2 +1450,3 @@ constructor() {
   }
+
 }
@@ -1417,4 +1457,4 @@ class TimeMillisecond extends Time {
   }
-}
-// export class TimeMicrosecond extends Time { constructor() { super(TimeUnit.MICROSECOND, 64); } }
+
+} // export class TimeMicrosecond extends Time { constructor() { super(TimeUnit.MICROSECOND, 64); } }
 // export class TimeNanosecond extends Time { constructor() { super(TimeUnit.NANOSECOND, 64); } }
@@ -1428,16 +1468,19 @@
   }
+
   get typeId() {
     return _enum__WEBPACK_IMPORTED_MODULE_0__["Type"].Timestamp;
-  }
-  get ArrayType() {
-    return Int32Array;
-  }
+  } // get ArrayType() {
+  //   return Int32Array;
+  // }
+
+
   get [Symbol.toStringTag]() {
     return 'Timestamp';
   }
+
   toString() {
-    return `Timestamp<${TimeUnit[this.unit]}${this.timezone ? `, ${this.timezone}` : ``}>`;
+    return `Timestamp<${TimeUnit[this.unit]}${this.timezone ? `, ${this.timezone}` : ''}>`;
   }
+
 }
-
 class TimestampSecond extends Timestamp {
@@ -1447,2 +1490,3 @@ constructor(timezone = null) {
   }
+
 }
@@ -1453,2 +1497,3 @@ class TimestampMillisecond extends Timestamp {
   }
+
 }
@@ -1459,2 +1504,3 @@ class TimestampMicrosecond extends Timestamp {
   }
+
 }
@@ -1465,4 +1511,4 @@ class TimestampNanosecond extends Timestamp {
   }
+
 }
-
 const IntervalUnit = {
@@ -1472,3 +1518,2 @@ DAY_TIME: 0,
 };
-
 class Interval extends DataType {
@@ -1479,16 +1524,19 @@ constructor(unit) {
   }
+
   get typeId() {
     return _enum__WEBPACK_IMPORTED_MODULE_0__["Type"].Interval;
-  }
-  get ArrayType() {
-    return Int32Array;
-  }
+  } // get ArrayType() {
+  //   return Int32Array;
+  // }
+
+
   get [Symbol.toStringTag]() {
     return 'Interval';
   }
+
   toString() {
     return `Interval<${IntervalUnit[this.unit]}>`;
   }
+
 }
-
 class IntervalDayTime extends Interval {
@@ -1498,2 +1546,3 @@ constructor() {
   }
+
 }
@@ -1504,4 +1553,4 @@ class IntervalYearMonth extends Interval {
   }
+
 }
-
 class FixedSizeList extends DataType {
@@ -1513,28 +1562,33 @@ constructor(listSize, child) {
   }
+
   get typeId() {
     return _enum__WEBPACK_IMPORTED_MODULE_0__["Type"].FixedSizeList;
   }
+
   get valueType() {
     return this.children[0].type;
   }
+
   get valueField() {
     return this.children[0];
-  }
-  get ArrayType() {
-    return this.valueType.ArrayType;
-  }
+  } // get ArrayType() {
+  //   return this.valueType.ArrayType;
+  // }
+
+
   get [Symbol.toStringTag]() {
     return 'FixedSizeList';
   }
+
   toString() {
     return `FixedSizeList[${this.listSize}]<${this.valueType}>`;
   }
+
 }
 
-
 /***/ }),
 
-/***/ "./src/lib/types/type-utils.js":
+/***/ "./src/lib/types/type-utils.ts":
 /*!*************************************!*\
-  !*** ./src/lib/types/type-utils.js ***!
+  !*** ./src/lib/types/type-utils.ts ***!
   \*************************************/
@@ -1547,4 +1601,8 @@ /*! exports provided: getTypeInfo */
 /* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "getTypeInfo", function() { return getTypeInfo; });
-/* harmony import */ var _arrow_like_enum__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./arrow-like/enum */ "./src/lib/types/arrow-like/enum.js");
+/* harmony import */ var _arrow_like_type__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./arrow-like/type */ "./src/lib/types/arrow-like/type.ts");
 
+/**
+ * Gets type information from an Arrow type object or "mock" Arrow type object
+ * @param arrowTypeLike Arrow Type or type object of similar shape
+ */
 
@@ -1560,3 +1618,2 @@ function getTypeInfo(arrowTypeLike) {
 }
-
 let ReverseType = null;
@@ -1567,4 +1624,5 @@
     ReverseType = {};
-    for (const key in _arrow_like_enum__WEBPACK_IMPORTED_MODULE_0__["Type"]) {
-      ReverseType[_arrow_like_enum__WEBPACK_IMPORTED_MODULE_0__["Type"][key]] = key;
+
+    for (const key in _arrow_like_type__WEBPACK_IMPORTED_MODULE_0__["Type"]) {
+      ReverseType[_arrow_like_type__WEBPACK_IMPORTED_MODULE_0__["Type"][key]] = key;
     }
@@ -1576,3 +1634,2 @@ }
 
-
 /***/ }),
@@ -1599,3 +1656,2 @@
 
-
 /***/ }),
@@ -1616,3 +1672,2 @@
 // http://2ality.com/2016/10/asynchronous-iteration.html
-
 class ArrayQueue extends Array {
@@ -1623,2 +1678,3 @@ enqueue(value) {
   }
+
   dequeue() {
@@ -1628,4 +1684,4 @@ // Remove first element
   }
+
 }
-
 /**
@@ -1635,20 +1691,28 @@ * @returns a Promise for an Array with the elements
  */
+
+
 async function takeAsync(asyncIterable, count = Infinity) {
   const result = [];
   const iterator = asyncIterable[Symbol.asyncIterator]();
+
   while (result.length < count) {
-    const {value, done} = await iterator.next();
+    const {
+      value,
+      done
+    } = await iterator.next();
+
     if (done) {
       break;
     }
+
     result.push(value);
   }
+
   return result;
 }
-
 class AsyncQueue {
   constructor() {
     // enqueues > dequeues
-    this._values = new ArrayQueue();
-    // dequeues > enqueues
+    this._values = new ArrayQueue(); // dequeues > enqueues
+
     this._settlers = new ArrayQueue();
@@ -1660,4 +1724,7 @@ this._closed = false;
     while (this._settlers.length > 0) {
-      this._settlers.dequeue().resolve({done: true});
+      this._settlers.dequeue().resolve({
+        done: true
+      });
     }
+
     this._closed = true;
@@ -1679,7 +1746,11 @@ }
       }
+
       const settler = this._settlers.dequeue();
+
       if (value instanceof Error) {
         settler.reject(value);
       } else {
-        settler.resolve({value});
+        settler.resolve({
+          value
+        });
       }
@@ -1690,13 +1761,18 @@ } else {
   }
-
   /**
    * @returns a Promise for an IteratorResult
    */
+
+
   next() {
     if (this._values.length > 0) {
       const value = this._values.dequeue();
+
       if (value instanceof Error) {
         return Promise.reject(value);
       }
-      return Promise.resolve({value});
+
+      return Promise.resolve({
+        value
+      });
     }
@@ -1708,12 +1784,19 @@
       }
-      return Promise.resolve({done: true});
-    }
-    // Wait for new values to be enqueued
+
+      return Promise.resolve({
+        done: true
+      });
+    } // Wait for new values to be enqueued
+
+
     return new Promise((resolve, reject) => {
-      this._settlers.enqueue({resolve, reject});
+      this._settlers.enqueue({
+        resolve,
+        reject
+      });
     });
   }
+
 }
 
-
 /***/ }),
@@ -1732,3 +1815,2 @@
 /* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "parseXMLSupported", function() { return parseXMLSupported; });
-/* global window, DOMParser */
 function parseXML(xml) {
@@ -1738,5 +1820,7 @@ if (window.DOMParser) {
     const parseError = isXMLParseError(xmlDoc);
+
     if (parseError) {
       throw new Error(parseError);
     }
+
     return xmlDoc;
@@ -1747,2 +1831,3 @@ }
     const xmlDoc = new window.ActiveXObject('Microsoft.XMLDOM');
+
     if (xmlDoc) {
@@ -1757,3 +1842,2 @@ xmlDoc.async = 'false';
 }
-
 function parseXMLSupported() {
@@ -1773,5 +1857,4 @@ if (typeof window === 'undefined') {
   return false;
-}
+} // https://stackoverflow.com/questions/11563554/how-do-i-detect-xml-parsing-errors-when-using-javascripts-domparser-in-a-cross
 
-// https://stackoverflow.com/questions/11563554/how-do-i-detect-xml-parsing-errors-when-using-javascripts-domparser-in-a-cross
 function isXMLParseError(parsedDocument) {
@@ -1792,3 +1875,2 @@ const parser = new DOMParser();
 
-
 /***/ }),
@@ -1808,5 +1890,3 @@
 
-
 const XML_HEADER = '<?xml';
-
 const XMLLoader = {
@@ -1826,5 +1906,4 @@ name: 'XML',
 
-
 /***/ })
 
 /******/ });

dist/dist.es5.min.js

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o;!function(t){t[t.NONE=0]="NONE",t[t.Null=1]="Null",t[t.Int=2]="Int",t[t.Float=3]="Float",t[t.Binary=4]="Binary",t[t.Utf8=5]="Utf8",t[t.Bool=6]="Bool",t[t.Decimal=7]="Decimal",t[t.Date=8]="Date",t[t.Time=9]="Time",t[t.Timestamp=10]="Timestamp",t[t.Interval=11]="Interval",t[t.List=12]="List",t[t.Struct=13]="Struct",t[t.Union=14]="Union",t[t.FixedSizeBinary=15]="FixedSizeBinary",t[t.FixedSizeList=16]="FixedSizeList",t[t.Map=17]="Map",t[t.Dictionary=-1]="Dictionary",t[t.Int8=-2]="Int8",t[t.Int16=-3]="Int16",t[t.Int32=-4]="Int32",t[t.Int64=-5]="Int64",t[t.Uint8=-6]="Uint8",t[t.Uint16=-7]="Uint16",t[t.Uint32=-8]="Uint32",t[t.Uint64=-9]="Uint64",t[t.Float16=-10]="Float16",t[t.Float32=-11]="Float32",t[t.Float64=-12]="Float64",t[t.DateDay=-13]="DateDay",t[t.DateMillisecond=-14]="DateMillisecond",t[t.TimestampSecond=-15]="TimestampSecond",t[t.TimestampMillisecond=-16]="TimestampMillisecond",t[t.TimestampMicrosecond=-17]="TimestampMicrosecond",t[t.TimestampNanosecond=-18]="TimestampNanosecond",t[t.TimeSecond=-19]="TimeSecond",t[t.TimeMillisecond=-20]="TimeMillisecond",t[t.TimeMicrosecond=-21]="TimeMicrosecond",t[t.TimeNanosecond=-22]="TimeNanosecond",t[t.DenseUnion=-23]="DenseUnion",t[t.SparseUnion=-24]="SparseUnion",t[t.IntervalDayTime=-25]="IntervalDayTime",t[t.IntervalYearMonth=-26]="IntervalYearMonth"}(o||(o={}));class a{static isNull(t){return t&&t.typeId===o.Null}static isInt(t){return t&&t.typeId===o.Int}static isFloat(t){return t&&t.typeId===o.Float}static isBinary(t){return t&&t.typeId===o.Binary}static isUtf8(t){return t&&t.typeId===o.Utf8}static isBool(t){return t&&t.typeId===o.Bool}static isDecimal(t){return t&&t.typeId===o.Decimal}static isDate(t){return t&&t.typeId===o.Date}static isTime(t){return t&&t.typeId===o.Time}static isTimestamp(t){return t&&t.typeId===o.Timestamp}static isInterval(t){return t&&t.typeId===o.Interval}static isList(t){return t&&t.typeId===o.List}static isStruct(t){return t&&t.typeId===o.Struct}static isUnion(t){return t&&t.typeId===o.Union}static isFixedSizeBinary(t){return t&&t.typeId===o.FixedSizeBinary}static isFixedSizeList(t){return t&&t.typeId===o.FixedSizeList}static isMap(t){return t&&t.typeId===o.Map}static isDictionary(t){return t&&t.typeId===o.Dictionary}get typeId(){return o.NONE}compareTo(t){return this===t}}class c extends a{get typeId(){return o.Null}get[Symbol.toStringTag](){return"Null"}toString(){return"Null"}}class u extends a{get typeId(){return o.Bool}get[Symbol.toStringTag](){return"Bool"}toString(){return"Bool"}}class l extends a{constructor(t,e){super(),this.isSigned=t,this.bitWidth=e}get typeId(){return o.Int}get[Symbol.toStringTag](){return"Int"}toString(){return`${this.isSigned?"I":"Ui"}nt${this.bitWidth}`}}class h extends l{constructor(){super(!0,8)}}class d extends l{constructor(){super(!0,16)}}class m extends l{constructor(){super(!0,32)}}class p extends l{constructor(){super(!0,64)}}class f extends l{constructor(){super(!1,8)}}class y extends l{constructor(){super(!1,16)}}class g extends l{constructor(){super(!1,32)}}class w extends l{constructor(){super(!1,64)}}const S=16,b=32,I=64;class T extends a{constructor(t){super(),this.precision=t}get typeId(){return o.Float}get[Symbol.toStringTag](){return"Float"}toString(){return"Float"+this.precision}}class x extends T{constructor(){super(S)}}class M extends T{constructor(){super(b)}}class D extends T{constructor(){super(I)}}class O extends a{get typeId(){return o.Utf8}get[Symbol.toStringTag](){return"Utf8"}toString(){return"Utf8"}}const v={DAY:0,MILLISECOND:1};class N extends a{constructor(t){super(),this.unit=t}get typeId(){return o.Date}get[Symbol.toStringTag](){return"Date"}toString(){return`Date${32*(this.unit+1)}<${v[this.unit]}>`}}class C extends N{constructor(){super(v.DAY)}}class U extends N{constructor(){super(v.MILLISECOND)}}const A={SECOND:1,MILLISECOND:1e3,MICROSECOND:1e6,NANOSECOND:1e9};class F extends a{constructor(t,e){super(),this.unit=t,this.bitWidth=e}get typeId(){return o.Time}toString(){return`Time${this.bitWidth}<${A[this.unit]}>`}get[Symbol.toStringTag](){return"Time"}}class z extends F{constructor(){super(A.SECOND,32)}}class B extends F{constructor(){super(A.MILLISECOND,32)}}class E extends a{constructor(t,e=null){super(),this.unit=t,this.timezone=e}get typeId(){return o.Timestamp}get[Symbol.toStringTag](){return"Timestamp"}toString(){return`Timestamp<${A[this.unit]}${this.timezone?", "+this.timezone:""}>`}}class L extends E{constructor(t=null){super(A.SECOND,t)}}class j extends E{constructor(t=null){super(A.MILLISECOND,t)}}class _ extends E{constructor(t=null){super(A.MICROSECOND,t)}}class $ extends E{constructor(t=null){super(A.NANOSECOND,t)}}const k={DAY_TIME:0,YEAR_MONTH:1};class P extends a{constructor(t){super(),this.unit=t}get typeId(){return o.Interval}get[Symbol.toStringTag](){return"Interval"}toString(){return`Interval<${k[this.unit]}>`}}class R extends P{constructor(){super(k.DAY_TIME)}}class X extends P{constructor(){super(k.YEAR_MONTH)}}class Y extends a{constructor(t,e){super(),this.listSize=t,this.children=[e]}get typeId(){return o.FixedSizeList}get valueType(){return this.children[0].type}get valueField(){return this.children[0]}get[Symbol.toStringTag](){return"FixedSizeList"}toString(){return`FixedSizeList[${this.listSize}]<${this.valueType}>`}}const q={Int8Array:new h,Int16Array:new d,Int32Array:new m,Uint8Array:new f,Uint8ClampedArray:new f,Uint16Array:new y,Uint32Array:new g,Float32Array:new M,Float64Array:new D};function J(t,e){const n=Array.isArray(t)?function(t){const e=[];if(t.length){const n=t[0];if(Array.isArray(n))for(let t=0;t<n.length;++t){const r=n[t],s=String(t),o=H(r),a=!0,u=new Map([["type",o.toString()]]);e.push(new i(s,new c,a,u))}else for(const t in n){const r=H(n[t]),s=!0,o=new Map([["type",r.toString()]]);e.push(new i(t,new c,s,o))}}return new r(e)}(t):function(t){const e=[];for(const n in t){const r=t[n],{type:s,nullable:o,metadata:a}=W(r);e.push(new i(n,s,o,a||new Map))}return new r(e)}(t);return Object.assign(n,e)}function W(t){const e=t.constructor&&t.constructor.name;let n=q[e];if(n)return{type:n,nullable:!1,metadata:null};let r=null;if(t.length>0){n=H(t[0]),n&&(r=new Map([["type",n.toString()]]))}return{type:new c,nullable:!0,metadata:r}}function H(t){return!0===t||!1===t?new u:t instanceof Date?new j:t instanceof Number?new M:"string"==typeof t?new O:new c}const Q={batchSize:100};class V{constructor(t,e,n={}){this.TableBatchType=t,this.schema=e,this.options={...Q,...n},this.batch=null,this.batchCount=0,this.bytesUsed=0}addRow(t){if(!this.batch){const{TableBatchType:t}=this;this.batch=new t(this.schema,this.options)}this.batch.addRow(t)}chunkComplete(t){this.bytesUsed+=t.byteLength||t.length||0,this.batch&&this.batch.chunkComplete()}isFull(){return this.batch&&this.batch.isFull()}hasBatch(){return Boolean(this.batch)}getBatch(t={}){if(Number.isFinite(t.bytesUsed)&&(this.bytesUsed=t.bytesUsed),this.batch){const e=this.batch.getBatch();return this.batch=null,e.count=this.batchCount,this.batchCount++,e.bytesUsed=this.bytesUsed,Object.assign(e,t),e}return null}}const G={batchSize:"auto",convertToObject:!0,optimizeMemoryUsage:!1};class K{constructor(t,e={}){if(e={...G,...e},this.schema=t,this.batchSize=e.batchSize,this.convertToObject=e.convertToObject,this.optimizeMemoryUsage=e.optimizeMemoryUsage,this.rows=null,this.length=0,this.isChunkComplete=!1,this.cursor=0,!Array.isArray(t)){this._headers=[];for(const e in t)this._headers[t[e].index]=t[e].name}}addRow(t,e=null){this.rows||(this.rows=new Array(this.batchSize),this.length=0),Number.isFinite(e)&&(this.cursor=e);const n=this.convertToObject&&this.schema;this.rows[this.length]=n?function(t,e){if(!t)throw new Error("null row");if(!Array.isArray(t))return t;if(!e)return t;const n={};for(let r=0;r<e.length;r++)n[e[r]]=t[r];return n}(t,this._headers):t,this.optimizeMemoryUsage&&(this.rows[this.length]=JSON.parse(JSON.stringify(this.rows[this.length]))),this.length++}chunkComplete(){this.isChunkComplete=!0}isFull(){return"auto"===this.batchSize?this.isChunkComplete&&this.length>0:this.rows&&this.length>=this.batchSize}getBatch(){if(this.rows){const t=this.rows.slice(0,this.length);return this.rows=null,this.isChunkComplete=!1,{data:t,schema:this.schema,length:t.length,cursor:this.cursor}}return null}}class Z{constructor(t,e={}){this.schema=t,this.batchSize=e.batchSize||"auto",this.length=0,this.allocated=0,this.columns=null,this.isChunkComplete=!1,this.reallocateColumns()}addRow(t){this.reallocateColumns();for(const e in t)this.columns[e][this.length]=t[e];this.length++}chunkComplete(){this.isChunkComplete=!0}isFull(){return"auto"===this.batchSize?this.isChunkComplete:this.length>=this.allocated}getBatch(t={}){this.pruneColumns();const e=Array.isArray(this.schema)?this.columns:{};if(!Array.isArray(this.schema))for(const t in this.schema){const n=this.schema[t];e[n.name]=this.columns[n.index]}return this.columns=null,this.isChunkComplete=!1,{data:e,schema:this.schema,length:this.length}}reallocateColumns(){if(!(this.length<this.allocated)){this.allocated=this.allocated>0?this.allocated*=2:this.batchSize,this.columns=[];for(const t in this.schema){const e=this.schema[t],n=e.type||Float32Array,r=this.columns[e.index];if(r&&ArrayBuffer.isView(r)){const t=new n(this.allocated);t.set(r),this.columns[e.index]=t}else r?(r.length=this.allocated,this.columns[e.index]=r):this.columns[e.index]=new n(this.allocated)}}}pruneColumns(){this.columns=this.columns.map(t=>t.slice(0,this.length))}}const tt={name:"JSON",extensions:["json"],testText:null,parseTextSync:function(t,e){return JSON.parse(t)}};const et={name:"XML",extensions:["zml"],supported:!("undefined"==typeof window||!window.DOMParser&&(void 0===window.ActiveXObject||!new window.ActiveXObject("Microsoft.XMLDOM"))),testText:function(t){return t.startsWith("<?xml")},parseTextSync:function(t){if(window.DOMParser){const e=(new window.DOMParser).parseFromString(t,"application/xml"),n=function(t){const e=new DOMParser,n=e.parseFromString("<","text/xml").getElementsByTagName("parsererror")[0].namespaceURI;if("http://www.w3.org/1999/xhtml"===n){const e=t.getElementsByTagName("parsererror");return e.length?e[0].innerHTML:null}return t.getElementsByTagNameNS(n,"parsererror").length>0}(e);if(n)throw new Error(n);return e}if(void 0!==window.ActiveXObject){const e=new window.ActiveXObject("Microsoft.XMLDOM");if(e)return e.async="false",e.loadXML(t),e}throw new Error("No XML parser available")},browserOnly:!0,worker:!1};class nt extends Array{enqueue(t){return this.push(t)}dequeue(){return this.shift()}}class rt{constructor(){this._values=new nt,this._settlers=new nt,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");const e=this._settlers.dequeue();t instanceof Error?e.reject(t):e.resolve({value:t})}else this._values.enqueue(t)}next(){if(this._values.length>0){const 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,e)=>{this._settlers.enqueue({resolve:t,reject:e})})}}function st(t){return{typeId:t.typeId,ArrayType:t.ArrayType,typeName:t.toString(),typeEnumName:ot(t.typeId),precision:t.precision}}let it=null;function ot(t){if(!it){it={};for(const t in o)it[o[t]]=t}return it[t]}}])}));

dist/es5/json-loader.d.ts

@@ -1,3 +0,3 @@
-import {LoaderObject} from "@loaders.gl/loader-utils";
+import {LoaderObject} from '@loaders.gl/loader-utils';
 
 export const JSONLoader: LoaderObject;

dist/es5/lib/schema/field.js

@@ -10,4 +10,2 @@ "use strict";
 
-var _typeof2 = _interopRequireDefault(require("@babel/runtime/helpers/typeof"));
-
 var _classCallCheck2 = _interopRequireDefault(require("@babel/runtime/helpers/classCallCheck"));
@@ -17,16 +15,7 @@
 
-var _assert = require("../utils/assert");
-
-var _type = require("../types/arrow-like/type");
-
 var Field = function () {
-  function Field(name) {
-    var type = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : null;
+  function Field(name, type) {
     var nullable = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
     var metadata = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : new Map();
     (0, _classCallCheck2.default)(this, Field);
-    (0, _assert.assert)(typeof name === 'string');
-    (0, _assert.assert)(!type || type instanceof _type.DataType);
-    (0, _assert.assert)(typeof nullable === 'boolean');
-    (0, _assert.assert)(!metadata || (0, _typeof2.default)(metadata) === 'object');
     this.name = name;
@@ -33,0 +22,0 @@ this.type = type;

dist/es5/lib/schema/schema-utils.js

@@ -28,5 +28,5 @@ "use strict";
 
-if (typeof BigInt64Array !== 'undefined') {
-  TYPED_ARRAY_TO_TYPE.BigInt64Array = new _type2.Int64();
-  TYPED_ARRAY_TO_TYPE.BigUint64Array = new _type2.Uint64();
+function deduceTableSchema(table, schema) {
+  var deducedSchema = Array.isArray(table) ? deduceSchemaForRowTable(table) : deduceSchemaForColumnarTable(table);
+  return Object.assign(deducedSchema, schema);
 }
@@ -64,8 +64,2 @@
 
-function deduceTableSchema(table) {
-  var schema = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : null;
-  var deducedSchema = Array.isArray(table) ? deduceSchemaForRowTable(table) : deduceSchemaForColumnarTable(table);
-  return Object.assign(deducedSchema, schema);
-}
-
 function deduceSchemaForColumnarTable(columnarTable) {
@@ -72,0 +66,0 @@ var fields = [];

dist/es5/lib/schema/schema.js

@@ -18,3 +18,3 @@ "use strict";
 
-function _createForOfIteratorHelper(o, allowArrayLike) { var it; if (typeof Symbol === "undefined" || o[Symbol.iterator] == null) { if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") { if (it) o = it; var i = 0; var F = function F() {}; return { s: F, n: function n() { if (i >= o.length) return { done: true }; return { done: false, value: o[i++] }; }, e: function e(_e) { throw _e; }, f: F }; } throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); } var normalCompletion = true, didErr = false, err; return { s: function s() { it = o[Symbol.iterator](); }, n: function n() { var step = it.next(); normalCompletion = step.done; return step; }, e: function e(_e2) { didErr = true; err = _e2; }, f: function f() { try { if (!normalCompletion && it.return != null) it.return(); } finally { if (didErr) throw err; } } }; }
+function _createForOfIteratorHelper(o, allowArrayLike) { var it = typeof Symbol !== "undefined" && o[Symbol.iterator] || o["@@iterator"]; if (!it) { if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") { if (it) o = it; var i = 0; var F = function F() {}; return { s: F, n: function n() { if (i >= o.length) return { done: true }; return { done: false, value: o[i++] }; }, e: function e(_e) { throw _e; }, f: F }; } throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); } var normalCompletion = true, didErr = false, err; return { s: function s() { it = it.call(o); }, n: function n() { var step = it.next(); normalCompletion = step.done; return step; }, e: function e(_e2) { didErr = true; err = _e2; }, f: function f() { try { if (!normalCompletion && it.return != null) it.return(); } finally { if (didErr) throw err; } } }; }
 
@@ -26,4 +26,3 @@ function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }
 var Schema = function () {
-  function Schema(fields) {
-    var metadata = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : null;
+  function Schema(fields, metadata) {
     (0, _classCallCheck2.default)(this, Schema);
@@ -39,3 +38,3 @@ (0, _assert.assert)(Array.isArray(fields));
     value: function compareTo(other) {
-      if (this.fields.metadata !== other.fields.metadata) {
+      if (this.metadata !== other.metadata) {
         return false;
@@ -70,3 +69,3 @@ }
 
-      var selectedFields = columnNames.filter(function (field) {
+      var selectedFields = this.fields.filter(function (field) {
         return nameMap[field.name];
@@ -93,4 +92,4 @@ });
     value: function assign(schemaOrFields) {
+      var fields;
       var metadata = this.metadata;
-      var fields = schemaOrFields;
 
@@ -101,2 +100,4 @@ if (schemaOrFields instanceof Schema) {
         metadata = mergeMaps(mergeMaps(new Map(), this.metadata), otherSchema.metadata);
+      } else {
+        fields = schemaOrFields;
       }
@@ -103,0 +104,0 @@

dist/es5/lib/table/columnar-table-batch.d.ts

 import {Schema, Batch, IBatchBuilder} from './table-types';
 
-export default class ColumnarTableBatch  implements IBatchBuilder{
+export default class ColumnarTableBatch implements IBatchBuilder {
   constructor(schema: Schema, options?: object);
@@ -5,0 +5,0 @@

dist/es5/lib/table/row-table-batch.js

@@ -16,3 +16,3 @@ "use strict";
 
-function ownKeys(object, enumerableOnly) { var keys = Object.keys(object); if (Object.getOwnPropertySymbols) { var symbols = Object.getOwnPropertySymbols(object); if (enumerableOnly) symbols = symbols.filter(function (sym) { return Object.getOwnPropertyDescriptor(object, sym).enumerable; }); keys.push.apply(keys, symbols); } return keys; }
+function ownKeys(object, enumerableOnly) { var keys = Object.keys(object); if (Object.getOwnPropertySymbols) { var symbols = Object.getOwnPropertySymbols(object); if (enumerableOnly) { symbols = symbols.filter(function (sym) { return Object.getOwnPropertyDescriptor(object, sym).enumerable; }); } keys.push.apply(keys, symbols); } return keys; }
 
@@ -19,0 +19,0 @@ function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i] != null ? arguments[i] : {}; if (i % 2) { ownKeys(Object(source), true).forEach(function (key) { (0, _defineProperty2.default)(target, key, source[key]); }); } else if (Object.getOwnPropertyDescriptors) { Object.defineProperties(target, Object.getOwnPropertyDescriptors(source)); } else { ownKeys(Object(source)).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key)); }); } } return target; }

dist/es5/lib/table/table-batch-builder.js

@@ -16,3 +16,3 @@ "use strict";
 
-function ownKeys(object, enumerableOnly) { var keys = Object.keys(object); if (Object.getOwnPropertySymbols) { var symbols = Object.getOwnPropertySymbols(object); if (enumerableOnly) symbols = symbols.filter(function (sym) { return Object.getOwnPropertyDescriptor(object, sym).enumerable; }); keys.push.apply(keys, symbols); } return keys; }
+function ownKeys(object, enumerableOnly) { var keys = Object.keys(object); if (Object.getOwnPropertySymbols) { var symbols = Object.getOwnPropertySymbols(object); if (enumerableOnly) { symbols = symbols.filter(function (sym) { return Object.getOwnPropertyDescriptor(object, sym).enumerable; }); } keys.push.apply(keys, symbols); } return keys; }
 
@@ -19,0 +19,0 @@ function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i] != null ? arguments[i] : {}; if (i % 2) { ownKeys(Object(source), true).forEach(function (key) { (0, _defineProperty2.default)(target, key, source[key]); }); } else if (Object.getOwnPropertyDescriptors) { Object.defineProperties(target, Object.getOwnPropertyDescriptors(source)); } else { ownKeys(Object(source)).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key)); }); } } return target; }

dist/es5/lib/types/arrow-like/enum.js

@@ -7,49 +7,51 @@ "use strict";
 exports.Type = void 0;
-var Type = {
-  NONE: 0,
-  Null: 1,
-  Int: 2,
-  Float: 3,
-  Binary: 4,
-  Utf8: 5,
-  Bool: 6,
-  Decimal: 7,
-  Date: 8,
-  Time: 9,
-  Timestamp: 10,
-  Interval: 11,
-  List: 12,
-  Struct: 13,
-  Union: 14,
-  FixedSizeBinary: 15,
-  FixedSizeList: 16,
-  Map: 17,
-  Dictionary: -1,
-  Int8: -2,
-  Int16: -3,
-  Int32: -4,
-  Int64: -5,
-  Uint8: -6,
-  Uint16: -7,
-  Uint32: -8,
-  Uint64: -9,
-  Float16: -10,
-  Float32: -11,
-  Float64: -12,
-  DateDay: -13,
-  DateMillisecond: -14,
-  TimestampSecond: -15,
-  TimestampMillisecond: -16,
-  TimestampMicrosecond: -17,
-  TimestampNanosecond: -18,
-  TimeSecond: -19,
-  TimeMillisecond: -20,
-  TimeMicrosecond: -21,
-  TimeNanosecond: -22,
-  DenseUnion: -23,
-  SparseUnion: -24,
-  IntervalDayTime: -25,
-  IntervalYearMonth: -26
-};
+var Type;
 exports.Type = Type;
+
+(function (Type) {
+  Type[Type["NONE"] = 0] = "NONE";
+  Type[Type["Null"] = 1] = "Null";
+  Type[Type["Int"] = 2] = "Int";
+  Type[Type["Float"] = 3] = "Float";
+  Type[Type["Binary"] = 4] = "Binary";
+  Type[Type["Utf8"] = 5] = "Utf8";
+  Type[Type["Bool"] = 6] = "Bool";
+  Type[Type["Decimal"] = 7] = "Decimal";
+  Type[Type["Date"] = 8] = "Date";
+  Type[Type["Time"] = 9] = "Time";
+  Type[Type["Timestamp"] = 10] = "Timestamp";
+  Type[Type["Interval"] = 11] = "Interval";
+  Type[Type["List"] = 12] = "List";
+  Type[Type["Struct"] = 13] = "Struct";
+  Type[Type["Union"] = 14] = "Union";
+  Type[Type["FixedSizeBinary"] = 15] = "FixedSizeBinary";
+  Type[Type["FixedSizeList"] = 16] = "FixedSizeList";
+  Type[Type["Map"] = 17] = "Map";
+  Type[Type["Dictionary"] = -1] = "Dictionary";
+  Type[Type["Int8"] = -2] = "Int8";
+  Type[Type["Int16"] = -3] = "Int16";
+  Type[Type["Int32"] = -4] = "Int32";
+  Type[Type["Int64"] = -5] = "Int64";
+  Type[Type["Uint8"] = -6] = "Uint8";
+  Type[Type["Uint16"] = -7] = "Uint16";
+  Type[Type["Uint32"] = -8] = "Uint32";
+  Type[Type["Uint64"] = -9] = "Uint64";
+  Type[Type["Float16"] = -10] = "Float16";
+  Type[Type["Float32"] = -11] = "Float32";
+  Type[Type["Float64"] = -12] = "Float64";
+  Type[Type["DateDay"] = -13] = "DateDay";
+  Type[Type["DateMillisecond"] = -14] = "DateMillisecond";
+  Type[Type["TimestampSecond"] = -15] = "TimestampSecond";
+  Type[Type["TimestampMillisecond"] = -16] = "TimestampMillisecond";
+  Type[Type["TimestampMicrosecond"] = -17] = "TimestampMicrosecond";
+  Type[Type["TimestampNanosecond"] = -18] = "TimestampNanosecond";
+  Type[Type["TimeSecond"] = -19] = "TimeSecond";
+  Type[Type["TimeMillisecond"] = -20] = "TimeMillisecond";
+  Type[Type["TimeMicrosecond"] = -21] = "TimeMicrosecond";
+  Type[Type["TimeNanosecond"] = -22] = "TimeNanosecond";
+  Type[Type["DenseUnion"] = -23] = "DenseUnion";
+  Type[Type["SparseUnion"] = -24] = "SparseUnion";
+  Type[Type["IntervalDayTime"] = -25] = "IntervalDayTime";
+  Type[Type["IntervalYearMonth"] = -26] = "IntervalYearMonth";
+})(Type || (exports.Type = Type = {}));
 //# sourceMappingURL=enum.js.map

dist/es5/lib/types/arrow-like/type.js

@@ -8,2 +8,8 @@ "use strict";
 });
+Object.defineProperty(exports, "Type", {
+  enumerable: true,
+  get: function get() {
+    return _enum.Type;
+  }
+});
 exports.FixedSizeList = exports.IntervalYearMonth = exports.IntervalDayTime = exports.Interval = exports.TimestampNanosecond = exports.TimestampMicrosecond = exports.TimestampMillisecond = exports.TimestampSecond = exports.Timestamp = exports.TimeMillisecond = exports.TimeSecond = exports.Time = exports.DateMillisecond = exports.DateDay = exports.Date = exports.Utf8 = exports.Float64 = exports.Float32 = exports.Float16 = exports.Float = exports.Uint64 = exports.Uint32 = exports.Uint16 = exports.Uint8 = exports.Int64 = exports.Int32 = exports.Int16 = exports.Int8 = exports.Int = exports.Bool = exports.Null = exports.DataType = void 0;
@@ -185,7 +191,2 @@
   }, {
-    key: "ArrayType",
-    get: function get() {
-      return Uint8Array;
-    }
-  }, {
     key: Symbol.toStringTag,
@@ -227,22 +228,2 @@ get: function get() {
   }, {
-    key: "ArrayType",
-    get: function get() {
-      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 ? Int32Array : Uint32Array;
-
-        default:
-          throw new Error("Unrecognized ".concat(this[Symbol.toStringTag], " type"));
-      }
-    }
-  }, {
     key: Symbol.toStringTag,
@@ -255,3 +236,3 @@ get: function get() {
     value: function toString() {
-      return "".concat(this.isSigned ? "I" : "Ui", "nt").concat(this.bitWidth);
+      return "".concat(this.isSigned ? 'I' : 'Ui', "nt").concat(this.bitWidth);
     }
@@ -409,19 +390,2 @@ }]);
   }, {
-    key: "ArrayType",
-    get: function get() {
-      switch (this.precision) {
-        case Precision.HALF:
-          return Uint16Array;
-
-        case Precision.SINGLE:
-          return Float32Array;
-
-        case Precision.DOUBLE:
-          return Float64Array;
-
-        default:
-          throw new Error("Unrecognized ".concat(this[Symbol.toStringTag], " type"));
-      }
-    }
-  }, {
     key: Symbol.toStringTag,
@@ -503,7 +467,2 @@ get: function get() {
   }, {
-    key: "ArrayType",
-    get: function get() {
-      return Uint8Array;
-    }
-  }, {
     key: Symbol.toStringTag,
@@ -548,7 +507,2 @@ get: function get() {
   }, {
-    key: "ArrayType",
-    get: function get() {
-      return Int32Array;
-    }
-  }, {
     key: Symbol.toStringTag,
@@ -635,7 +589,2 @@ get: function get() {
     }
-  }, {
-    key: "ArrayType",
-    get: function get() {
-      return Int32Array;
-    }
   }]);
@@ -699,7 +648,2 @@ return Time;
   }, {
-    key: "ArrayType",
-    get: function get() {
-      return Int32Array;
-    }
-  }, {
     key: Symbol.toStringTag,
@@ -712,3 +656,3 @@ get: function get() {
     value: function toString() {
-      return "Timestamp<".concat(TimeUnit[this.unit]).concat(this.timezone ? ", ".concat(this.timezone) : "", ">");
+      return "Timestamp<".concat(TimeUnit[this.unit]).concat(this.timezone ? ", ".concat(this.timezone) : '', ">");
     }
@@ -809,7 +753,2 @@ }]);
   }, {
-    key: "ArrayType",
-    get: function get() {
-      return Int32Array;
-    }
-  }, {
     key: Symbol.toStringTag,
@@ -891,7 +830,2 @@ get: function get() {
   }, {
-    key: "ArrayType",
-    get: function get() {
-      return this.valueType.ArrayType;
-    }
-  }, {
     key: Symbol.toStringTag,
@@ -898,0 +832,0 @@ get: function get() {

dist/es5/lib/types/type-utils.js

@@ -8,3 +8,3 @@ "use strict";
 
-var _enum = require("./arrow-like/enum");
+var _type = require("./arrow-like/type");
 
@@ -27,4 +27,4 @@ function getTypeInfo(arrowTypeLike) {
 
-    for (var key in _enum.Type) {
-      ReverseType[_enum.Type[key]] = key;
+    for (var _key in _type.Type) {
+      ReverseType[_type.Type[_key]] = _key;
     }
@@ -31,0 +31,0 @@ }

dist/es5/lib/utils/async-queue.d.ts

 /**
  * @returns a Promise for an Array with the elements in `asyncIterable`
  */
-export function takeAsync(asyncIterable: AsyncIterable<any>, count?: number): Promise<any[]>
+export function takeAsync(asyncIterable: AsyncIterable<any>, count?: number): Promise<any[]>;
 
@@ -25,2 +25,1 @@ /**
 }
-

dist/es5/xml-loader.d.ts

@@ -1,3 +0,3 @@
-import {LoaderObject} from "@loaders.gl/loader-utils";
+import {LoaderObject} from '@loaders.gl/loader-utils';
 
 export const XMLLoader: LoaderObject;

dist/es5/xml-loader.js

 "use strict";
 
-var _interopRequireWildcard = require("@babel/runtime/helpers/interopRequireWildcard");
+var _typeof = require("@babel/runtime/helpers/typeof");
 
@@ -12,2 +12,6 @@ Object.defineProperty(exports, "__esModule", {
 
+function _getRequireWildcardCache(nodeInterop) { if (typeof WeakMap !== "function") return null; var cacheBabelInterop = new WeakMap(); var cacheNodeInterop = new WeakMap(); return (_getRequireWildcardCache = function _getRequireWildcardCache(nodeInterop) { return nodeInterop ? cacheNodeInterop : cacheBabelInterop; })(nodeInterop); }
+
+function _interopRequireWildcard(obj, nodeInterop) { if (!nodeInterop && obj && obj.__esModule) { return obj; } if (obj === null || _typeof(obj) !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(nodeInterop); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (key !== "default" && Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
+
 var XML_HEADER = '<?xml';
@@ -14,0 +18,0 @@ var XMLLoader = {

dist/esm/json-loader.d.ts

@@ -1,3 +0,3 @@
-import {LoaderObject} from "@loaders.gl/loader-utils";
+import {LoaderObject} from '@loaders.gl/loader-utils';
 
 export const JSONLoader: LoaderObject;

dist/esm/lib/schema/field.js

@@ -1,10 +0,6 @@
-import _typeof from "@babel/runtime/helpers/esm/typeof";
 import _classCallCheck from "@babel/runtime/helpers/esm/classCallCheck";
 import _createClass from "@babel/runtime/helpers/esm/createClass";
-import { assert } from '../utils/assert';
-import { DataType } from '../types/arrow-like/type';
 
 var Field = function () {
-  function Field(name) {
-    var type = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : null;
+  function Field(name, type) {
     var nullable = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
@@ -15,6 +11,2 @@ var metadata = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : new Map();
 
-    assert(typeof name === 'string');
-    assert(!type || type instanceof DataType);
-    assert(typeof nullable === 'boolean');
-    assert(!metadata || _typeof(metadata) === 'object');
     this.name = name;
@@ -21,0 +13,0 @@ this.type = type;

dist/esm/lib/schema/schema-utils.js

@@ -1,2 +0,2 @@
-import { Int8, Int16, Int32, Int64, Uint8, Uint16, Uint32, Uint64, Float32, Float64, Bool, Utf8, TimestampMillisecond, Null } from '../types/arrow-like/type';
+import { Int8, Int16, Int32, Uint8, Uint16, Uint32, Float32, Float64, Bool, Utf8, TimestampMillisecond, Null } from '../types/arrow-like/type';
 import Schema from './schema';
@@ -15,6 +15,5 @@ import Field from './field';
 };
-
-if (typeof BigInt64Array !== 'undefined') {
-  TYPED_ARRAY_TO_TYPE.BigInt64Array = new Int64();
-  TYPED_ARRAY_TO_TYPE.BigUint64Array = new Uint64();
+export function deduceTableSchema(table, schema) {
+  var deducedSchema = Array.isArray(table) ? deduceSchemaForRowTable(table) : deduceSchemaForColumnarTable(table);
+  return Object.assign(deducedSchema, schema);
 }
@@ -52,8 +51,2 @@
 
-export function deduceTableSchema(table) {
-  var schema = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : null;
-  var deducedSchema = Array.isArray(table) ? deduceSchemaForRowTable(table) : deduceSchemaForColumnarTable(table);
-  return Object.assign(deducedSchema, schema);
-}
-
 function deduceSchemaForColumnarTable(columnarTable) {
@@ -60,0 +53,0 @@ var fields = [];

dist/esm/lib/schema/schema.js

@@ -5,3 +5,3 @@ import _toConsumableArray from "@babel/runtime/helpers/esm/toConsumableArray";
 
-function _createForOfIteratorHelper(o, allowArrayLike) { var it; if (typeof Symbol === "undefined" || o[Symbol.iterator] == null) { if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") { if (it) o = it; var i = 0; var F = function F() {}; return { s: F, n: function n() { if (i >= o.length) return { done: true }; return { done: false, value: o[i++] }; }, e: function e(_e) { throw _e; }, f: F }; } throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); } var normalCompletion = true, didErr = false, err; return { s: function s() { it = o[Symbol.iterator](); }, n: function n() { var step = it.next(); normalCompletion = step.done; return step; }, e: function e(_e2) { didErr = true; err = _e2; }, f: function f() { try { if (!normalCompletion && it.return != null) it.return(); } finally { if (didErr) throw err; } } }; }
+function _createForOfIteratorHelper(o, allowArrayLike) { var it = typeof Symbol !== "undefined" && o[Symbol.iterator] || o["@@iterator"]; if (!it) { if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") { if (it) o = it; var i = 0; var F = function F() {}; return { s: F, n: function n() { if (i >= o.length) return { done: true }; return { done: false, value: o[i++] }; }, e: function e(_e) { throw _e; }, f: F }; } throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); } var normalCompletion = true, didErr = false, err; return { s: function s() { it = it.call(o); }, n: function n() { var step = it.next(); normalCompletion = step.done; return step; }, e: function e(_e2) { didErr = true; err = _e2; }, f: function f() { try { if (!normalCompletion && it.return != null) it.return(); } finally { if (didErr) throw err; } } }; }
 
@@ -15,5 +15,3 @@ function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }
 var Schema = function () {
-  function Schema(fields) {
-    var metadata = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : null;
-
+  function Schema(fields, metadata) {
     _classCallCheck(this, Schema);
@@ -30,3 +28,3 @@
     value: function compareTo(other) {
-      if (this.fields.metadata !== other.fields.metadata) {
+      if (this.metadata !== other.metadata) {
         return false;
@@ -61,3 +59,3 @@ }
 
-      var selectedFields = columnNames.filter(function (field) {
+      var selectedFields = this.fields.filter(function (field) {
         return nameMap[field.name];
@@ -84,4 +82,4 @@ });
     value: function assign(schemaOrFields) {
+      var fields;
       var metadata = this.metadata;
-      var fields = schemaOrFields;
 
@@ -92,2 +90,4 @@ if (schemaOrFields instanceof Schema) {
         metadata = mergeMaps(mergeMaps(new Map(), this.metadata), otherSchema.metadata);
+      } else {
+        fields = schemaOrFields;
       }
@@ -94,0 +94,0 @@

dist/esm/lib/table/columnar-table-batch.d.ts

 import {Schema, Batch, IBatchBuilder} from './table-types';
 
-export default class ColumnarTableBatch  implements IBatchBuilder{
+export default class ColumnarTableBatch implements IBatchBuilder {
   constructor(schema: Schema, options?: object);
@@ -5,0 +5,0 @@

dist/esm/lib/table/row-table-batch.js

@@ -5,3 +5,3 @@ import _defineProperty from "@babel/runtime/helpers/esm/defineProperty";
 
-function ownKeys(object, enumerableOnly) { var keys = Object.keys(object); if (Object.getOwnPropertySymbols) { var symbols = Object.getOwnPropertySymbols(object); if (enumerableOnly) symbols = symbols.filter(function (sym) { return Object.getOwnPropertyDescriptor(object, sym).enumerable; }); keys.push.apply(keys, symbols); } return keys; }
+function ownKeys(object, enumerableOnly) { var keys = Object.keys(object); if (Object.getOwnPropertySymbols) { var symbols = Object.getOwnPropertySymbols(object); if (enumerableOnly) { symbols = symbols.filter(function (sym) { return Object.getOwnPropertyDescriptor(object, sym).enumerable; }); } keys.push.apply(keys, symbols); } return keys; }
 
@@ -8,0 +8,0 @@ function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i] != null ? arguments[i] : {}; if (i % 2) { ownKeys(Object(source), true).forEach(function (key) { _defineProperty(target, key, source[key]); }); } else if (Object.getOwnPropertyDescriptors) { Object.defineProperties(target, Object.getOwnPropertyDescriptors(source)); } else { ownKeys(Object(source)).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key)); }); } } return target; }

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

@@ -5,3 +5,3 @@ import _defineProperty from "@babel/runtime/helpers/esm/defineProperty";
 
-function ownKeys(object, enumerableOnly) { var keys = Object.keys(object); if (Object.getOwnPropertySymbols) { var symbols = Object.getOwnPropertySymbols(object); if (enumerableOnly) symbols = symbols.filter(function (sym) { return Object.getOwnPropertyDescriptor(object, sym).enumerable; }); keys.push.apply(keys, symbols); } return keys; }
+function ownKeys(object, enumerableOnly) { var keys = Object.keys(object); if (Object.getOwnPropertySymbols) { var symbols = Object.getOwnPropertySymbols(object); if (enumerableOnly) { symbols = symbols.filter(function (sym) { return Object.getOwnPropertyDescriptor(object, sym).enumerable; }); } keys.push.apply(keys, symbols); } return keys; }
 
@@ -8,0 +8,0 @@ function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i] != null ? arguments[i] : {}; if (i % 2) { ownKeys(Object(source), true).forEach(function (key) { _defineProperty(target, key, source[key]); }); } else if (Object.getOwnPropertyDescriptors) { Object.defineProperties(target, Object.getOwnPropertyDescriptors(source)); } else { ownKeys(Object(source)).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key)); }); } } return target; }

dist/esm/lib/types/arrow-like/enum.js

@@ -1,47 +0,49 @@
-export var Type = {
-  NONE: 0,
-  Null: 1,
-  Int: 2,
-  Float: 3,
-  Binary: 4,
-  Utf8: 5,
-  Bool: 6,
-  Decimal: 7,
-  Date: 8,
-  Time: 9,
-  Timestamp: 10,
-  Interval: 11,
-  List: 12,
-  Struct: 13,
-  Union: 14,
-  FixedSizeBinary: 15,
-  FixedSizeList: 16,
-  Map: 17,
-  Dictionary: -1,
-  Int8: -2,
-  Int16: -3,
-  Int32: -4,
-  Int64: -5,
-  Uint8: -6,
-  Uint16: -7,
-  Uint32: -8,
-  Uint64: -9,
-  Float16: -10,
-  Float32: -11,
-  Float64: -12,
-  DateDay: -13,
-  DateMillisecond: -14,
-  TimestampSecond: -15,
-  TimestampMillisecond: -16,
-  TimestampMicrosecond: -17,
-  TimestampNanosecond: -18,
-  TimeSecond: -19,
-  TimeMillisecond: -20,
-  TimeMicrosecond: -21,
-  TimeNanosecond: -22,
-  DenseUnion: -23,
-  SparseUnion: -24,
-  IntervalDayTime: -25,
-  IntervalYearMonth: -26
-};
+export var Type;
+
+(function (Type) {
+  Type[Type["NONE"] = 0] = "NONE";
+  Type[Type["Null"] = 1] = "Null";
+  Type[Type["Int"] = 2] = "Int";
+  Type[Type["Float"] = 3] = "Float";
+  Type[Type["Binary"] = 4] = "Binary";
+  Type[Type["Utf8"] = 5] = "Utf8";
+  Type[Type["Bool"] = 6] = "Bool";
+  Type[Type["Decimal"] = 7] = "Decimal";
+  Type[Type["Date"] = 8] = "Date";
+  Type[Type["Time"] = 9] = "Time";
+  Type[Type["Timestamp"] = 10] = "Timestamp";
+  Type[Type["Interval"] = 11] = "Interval";
+  Type[Type["List"] = 12] = "List";
+  Type[Type["Struct"] = 13] = "Struct";
+  Type[Type["Union"] = 14] = "Union";
+  Type[Type["FixedSizeBinary"] = 15] = "FixedSizeBinary";
+  Type[Type["FixedSizeList"] = 16] = "FixedSizeList";
+  Type[Type["Map"] = 17] = "Map";
+  Type[Type["Dictionary"] = -1] = "Dictionary";
+  Type[Type["Int8"] = -2] = "Int8";
+  Type[Type["Int16"] = -3] = "Int16";
+  Type[Type["Int32"] = -4] = "Int32";
+  Type[Type["Int64"] = -5] = "Int64";
+  Type[Type["Uint8"] = -6] = "Uint8";
+  Type[Type["Uint16"] = -7] = "Uint16";
+  Type[Type["Uint32"] = -8] = "Uint32";
+  Type[Type["Uint64"] = -9] = "Uint64";
+  Type[Type["Float16"] = -10] = "Float16";
+  Type[Type["Float32"] = -11] = "Float32";
+  Type[Type["Float64"] = -12] = "Float64";
+  Type[Type["DateDay"] = -13] = "DateDay";
+  Type[Type["DateMillisecond"] = -14] = "DateMillisecond";
+  Type[Type["TimestampSecond"] = -15] = "TimestampSecond";
+  Type[Type["TimestampMillisecond"] = -16] = "TimestampMillisecond";
+  Type[Type["TimestampMicrosecond"] = -17] = "TimestampMicrosecond";
+  Type[Type["TimestampNanosecond"] = -18] = "TimestampNanosecond";
+  Type[Type["TimeSecond"] = -19] = "TimeSecond";
+  Type[Type["TimeMillisecond"] = -20] = "TimeMillisecond";
+  Type[Type["TimeMicrosecond"] = -21] = "TimeMicrosecond";
+  Type[Type["TimeNanosecond"] = -22] = "TimeNanosecond";
+  Type[Type["DenseUnion"] = -23] = "DenseUnion";
+  Type[Type["SparseUnion"] = -24] = "SparseUnion";
+  Type[Type["IntervalDayTime"] = -25] = "IntervalDayTime";
+  Type[Type["IntervalYearMonth"] = -26] = "IntervalYearMonth";
+})(Type || (Type = {}));
 //# sourceMappingURL=enum.js.map

dist/esm/lib/types/arrow-like/type.js

@@ -12,2 +12,3 @@ import _inherits from "@babel/runtime/helpers/esm/inherits";
 import { Type } from './enum';
+export { Type } from './enum';
 export var DataType = function () {
@@ -169,7 +170,2 @@ function DataType() {
   }, {
-    key: "ArrayType",
-    get: function get() {
-      return Uint8Array;
-    }
-  }, {
     key: Symbol.toStringTag,
@@ -210,22 +206,2 @@ get: function get() {
   }, {
-    key: "ArrayType",
-    get: function get() {
-      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 ? Int32Array : Uint32Array;
-
-        default:
-          throw new Error("Unrecognized ".concat(this[Symbol.toStringTag], " type"));
-      }
-    }
-  }, {
     key: Symbol.toStringTag,
@@ -238,3 +214,3 @@ get: function get() {
     value: function toString() {
-      return "".concat(this.isSigned ? "I" : "Ui", "nt").concat(this.bitWidth);
+      return "".concat(this.isSigned ? 'I' : 'Ui', "nt").concat(this.bitWidth);
     }
@@ -375,19 +351,2 @@ }]);
   }, {
-    key: "ArrayType",
-    get: function get() {
-      switch (this.precision) {
-        case Precision.HALF:
-          return Uint16Array;
-
-        case Precision.SINGLE:
-          return Float32Array;
-
-        case Precision.DOUBLE:
-          return Float64Array;
-
-        default:
-          throw new Error("Unrecognized ".concat(this[Symbol.toStringTag], " type"));
-      }
-    }
-  }, {
     key: Symbol.toStringTag,
@@ -462,7 +421,2 @@ get: function get() {
   }, {
-    key: "ArrayType",
-    get: function get() {
-      return Uint8Array;
-    }
-  }, {
     key: Symbol.toStringTag,
@@ -506,7 +460,2 @@ get: function get() {
   }, {
-    key: "ArrayType",
-    get: function get() {
-      return Int32Array;
-    }
-  }, {
     key: Symbol.toStringTag,
@@ -588,7 +537,2 @@ get: function get() {
     }
-  }, {
-    key: "ArrayType",
-    get: function get() {
-      return Int32Array;
-    }
   }]);
@@ -648,7 +592,2 @@
   }, {
-    key: "ArrayType",
-    get: function get() {
-      return Int32Array;
-    }
-  }, {
     key: Symbol.toStringTag,
@@ -661,3 +600,3 @@ get: function get() {
     value: function toString() {
-      return "Timestamp<".concat(TimeUnit[this.unit]).concat(this.timezone ? ", ".concat(this.timezone) : "", ">");
+      return "Timestamp<".concat(TimeUnit[this.unit]).concat(this.timezone ? ", ".concat(this.timezone) : '', ">");
     }
@@ -753,7 +692,2 @@ }]);
   }, {
-    key: "ArrayType",
-    get: function get() {
-      return Int32Array;
-    }
-  }, {
     key: Symbol.toStringTag,
@@ -830,7 +764,2 @@ get: function get() {
   }, {
-    key: "ArrayType",
-    get: function get() {
-      return this.valueType.ArrayType;
-    }
-  }, {
     key: Symbol.toStringTag,
@@ -837,0 +766,0 @@ get: function get() {

dist/esm/lib/types/type-utils.js

@@ -1,2 +0,2 @@
-import { Type } from './arrow-like/enum';
+import { Type } from './arrow-like/type';
 export function getTypeInfo(arrowTypeLike) {
@@ -17,4 +17,4 @@ return {
 
-    for (var key in Type) {
-      ReverseType[Type[key]] = key;
+    for (var _key in Type) {
+      ReverseType[Type[_key]] = _key;
     }
@@ -21,0 +21,0 @@ }

dist/esm/lib/utils/async-queue.d.ts

 /**
  * @returns a Promise for an Array with the elements in `asyncIterable`
  */
-export function takeAsync(asyncIterable: AsyncIterable<any>, count?: number): Promise<any[]>
+export function takeAsync(asyncIterable: AsyncIterable<any>, count?: number): Promise<any[]>;
 
@@ -25,2 +25,1 @@ /**
 }
-

dist/esm/xml-loader.d.ts

@@ -1,3 +0,3 @@
-import {LoaderObject} from "@loaders.gl/loader-utils";
+import {LoaderObject} from '@loaders.gl/loader-utils';
 
 export const XMLLoader: LoaderObject;

package.json

 {
   "name": "@loaders.gl/tables",
-  "version": "3.0.0-alpha.18",
+  "version": "3.0.0-alpha.19",
   "description": "Table format APIs for JSON, CSV, etc...",
@@ -21,3 +21,3 @@ "license": "MIT",
   ],
-  "types": "src/index.d.ts",
+  "types": "src/index.ts",
   "main": "dist/es5/index.js",
@@ -36,6 +36,6 @@ "module": "dist/esm/index.js",
   "dependencies": {
-    "@loaders.gl/core": "3.0.0-alpha.18",
+    "@loaders.gl/core": "3.0.0-alpha.19",
     "d3-dsv": "^1.2.0"
   },
-  "gitHead": "8cb1ea7be6c51bae6a4c61b8ee4b71586b02a797"
+  "gitHead": "4e0a11c8f59a3c3b96eab8e5b81469f72d682e96"
 }

src/bundle.js

@@ -1,2 +0,1 @@
-/* global window, global */
 const moduleExports = require('./index');
@@ -3,0 +2,0 @@

src/json-loader.d.ts

@@ -1,3 +0,3 @@
-import {LoaderObject} from "@loaders.gl/loader-utils";
+import {LoaderObject} from '@loaders.gl/loader-utils';
 
 export const JSONLoader: LoaderObject;

src/lib/table/columnar-table-batch.d.ts

 import {Schema, Batch, IBatchBuilder} from './table-types';
 
-export default class ColumnarTableBatch  implements IBatchBuilder{
+export default class ColumnarTableBatch implements IBatchBuilder {
   constructor(schema: Schema, options?: object);
@@ -5,0 +5,0 @@

src/lib/utils/async-queue.d.ts

 /**
  * @returns a Promise for an Array with the elements in `asyncIterable`
  */
-export function takeAsync(asyncIterable: AsyncIterable<any>, count?: number): Promise<any[]>
+export function takeAsync(asyncIterable: AsyncIterable<any>, count?: number): Promise<any[]>;
 
@@ -25,2 +25,1 @@ /**
 }
-

src/lib/xml/parse-xml.js

@@ -1,2 +0,1 @@
-/* global window, DOMParser */
 export default function parseXML(xml) {
@@ -3,0 +2,0 @@ if (window.DOMParser) {

src/xml-loader.d.ts

@@ -1,3 +0,3 @@
-import {LoaderObject} from "@loaders.gl/loader-utils";
+import {LoaderObject} from '@loaders.gl/loader-utils';
 
 export const XMLLoader: LoaderObject;

No alert changes

Worsened metrics

Total package byte prevSize

438858

-1.49%

Number of package files

124

-10.79%

Lines of code

6306

-11.75%

Dependency changes

• + Added

  @loaders.gl/core@3.0.0-alpha.19
  (transitive)

• + Added

  @loaders.gl/loader-utils@3.0.0-alpha.19
  (transitive)

• + Added

  @loaders.gl/worker-utils@3.0.0-alpha.19
  (transitive)

• - Removed

  @loaders.gl/core@3.0.0-alpha.18
  (transitive)

• - Removed

  @loaders.gl/loader-utils@3.0.0-alpha.18
  (transitive)

• - Removed

  @loaders.gl/worker-utils@3.0.0-alpha.18
  (transitive)

• Updated

  @loaders.gl/core@3.0.0-alpha.19