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/*
* @license Apache-2.0
*
* Copyright (c) 2019 The Stdlib Authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/* eslint-disable max-lines, stdlib/tsdoc-declarations-doctest */
// TypeScript Version: 4.1
/**
* Module containing array definitions.
*
* @example
* import * as array from `@stdlib/types/array`;
*
* const x: array.ArrayLike<number> = [ 1, 2, 3 ];
*
* @example
* import { ArrayLike } from `@stdlib/types/array`;
*
* const x: ArrayLike<number> = [ 1, 2, 3 ];
*/
declare module '@stdlib/types/array' {
import { ComplexLike, Complex64, Complex128 } from '@stdlib/types/complex';
import { Remap } from '@stdlib/types/utilities';
/**
* Data type.
*/
type DataType = NumericDataType | BooleanDataType | 'generic'; // "all"
/**
* Data type for real-valued typed arrays.
*/
type RealDataType = RealFloatingPointDataType | IntegerDataType; // "real"
/**
* Data type for real-valued typed arrays.
*/
type RealAndGenericDataType = RealDataType | 'generic'; // "real_and_generic"
/**
* Data type for floating-point typed arrays.
*/
type RealFloatingPointDataType = 'float64' | 'float32' | 'float16'; // "real_floating_point"
/**
* Data type for floating-point typed arrays.
*/
type RealFloatingPointAndGenericDataType = RealFloatingPointDataType | 'generic'; // "real_floating_point_and_generic"
/**
* Data type for integer typed arrays.
*/
type IntegerDataType = SignedIntegerDataType | UnsignedIntegerDataType; // "integer"
/**
* Data type for integer typed arrays.
*/
type IntegerAndGenericDataType = IntegerDataType | 'generic'; // "integer_and_generic"
/**
* Data type for signed integer typed arrays.
*/
type SignedIntegerDataType = 'int32' | 'int16' | 'int8'; // "signed_integer"
/**
* Data type for signed integer typed arrays.
*/
type SignedIntegerAndGenericDataType = SignedIntegerDataType | 'generic'; // "signed_integer_and_generic"
/**
* Data type for unsigned integer typed arrays.
*/
type UnsignedIntegerDataType = 'uint32' | 'uint16' | 'uint8' | 'uint8c'; // "unsigned_integer"
/**
* Data type for unsigned integer typed arrays.
*/
type UnsignedIntegerAndGenericDataType = UnsignedIntegerDataType | 'generic'; // "unsigned_integer_and_generic"
/**
* Data type for complex number typed arrays.
*/
type ComplexFloatingPointDataType = 'complex64' | 'complex128'; // "complex_floating_point"
/**
* Data type for complex number typed arrays.
*/
type ComplexFloatingPointAndGenericDataType = ComplexFloatingPointDataType | 'generic'; // "complex_floating_point_and_generic"
/**
* Data type for floating-point real or complex typed arrays.
*/
type FloatingPointDataType = RealFloatingPointDataType | ComplexFloatingPointDataType; // "floating_point"
/**
* Data type for floating-point real or complex typed arrays.
*/
type FloatingPointAndGenericDataType = FloatingPointDataType | 'generic'; // "floating_point_and_generic"
/**
* Data type for real-valued or complex number typed arrays.
*/
type NumericDataType = RealDataType | ComplexFloatingPointDataType; // "numeric"
/**
* Data type for real-valued or complex number typed arrays.
*/
type NumericAndGenericDataType = NumericDataType | 'generic'; // "numeric_and_generic"
/**
* Data type for boolean typed arrays.
*/
type BooleanDataType = 'bool'; // "boolean"
/**
* Data type for boolean and generic arrays.
*/
type BooleanAndGenericDataType = BooleanDataType | 'generic'; // "boolean_and_generic"
/**
* Data type for strictly typed arrays.
*/
type TypedDataType = RealDataType | ComplexFloatingPointDataType | BooleanDataType; // "typed"
/**
* Data type for strictly typed and generic arrays.
*/
type TypedAndGenericDataType = TypedDataType | 'generic'; // "typed_and_generic"
/**
* Data type for integer index arrays.
*/
type IntegerIndexDataType = 'int32'; // "integer_index"
/**
* Data type for integer index and generic arrays.
*/
type IntegerIndexAndGenericDataType = IntegerIndexDataType | 'generic'; // "integer_index_and_generic"
/**
* Data type for boolean index arrays.
*/
type BooleanIndexDataType = BooleanDataType; // "boolean_index"
/**
* Data type for boolean index and generic arrays.
*/
type BooleanIndexAndGenericDataType = BooleanIndexDataType | 'generic'; // "boolean_index_and_generic"
/**
* Data type for mask index arrays.
*/
type MaskIndexDataType = 'uint8'; // "mask_index"
/**
* Data type for mask index and generic arrays.
*/
type MaskIndexAndGenericDataType = MaskIndexDataType | 'generic'; // "mask_index_and_generic"
/**
* Data type for typed index arrays.
*/
type TypedIndexDataType = IntegerIndexDataType | BooleanIndexDataType | MaskIndexDataType; // "typed_index"
/**
* Data type for typed index and generic arrays.
*/
type TypedIndexAndGenericDataType = TypedIndexDataType | 'generic'; // "typed_index_and_generic"
/**
* Data type for index arrays.
*/
type IndexDataType = TypedIndexAndGenericDataType;
/**
* Strict data type "kinds".
*/
type StrictDataTypeKind = 'typed' | 'numeric' | 'real' | 'floating_point' | 'real_floating_point' | 'complex_floating_point' | 'integer' | 'signed_integer' | 'unsigned_integer' | 'boolean' | 'integer_index' | 'boolean_index' | 'mask_index' | 'typed_index' | 'index';
/**
* Data type "kinds".
*/
type DataTypeKind = StrictDataTypeKind | 'all' | 'typed_and_generic' | 'numeric_and_generic' | 'real_and_generic' | 'floating_point_and_generic' | 'real_floating_point_and_generic' | 'complex_floating_point_and_generic' | 'integer_and_generic' | 'signed_integer_and_generic' | 'unsigned_integer_and_generic' | 'boolean_and_generic' | 'integer_index_and_generic' | 'boolean_index_and_generic' | 'mask_index_and_generic' | 'typed_index_and_generic';
/**
* An array-like value.
*
* @example
* const x: ArrayLike<number> = [ 1, 2, 3 ];
* const y: ArrayLike<number> = new Float64Array( 10 );
* const z: ArrayLike<string> = 'beep';
*/
interface ArrayLike<T> {
/**
* Numeric properties.
*/
[key: number]: T;
/**
* Number of elements.
*/
length: number;
}
/**
* An array-like value which exposes accessors for getting and setting array elements.
*
* @example
* const xbuf: Array = [ 1, 2, 3 ];
* const x: AccessorArrayLike<number> = {
* 'length': 3,
* 'data': xbuf,
* 'get': ( i: number ): number => xbuf[ i ],
* 'set': ( value: number, i?: number ): void => {
* xbuf[ i || 0 ] = value;
* return;
* }
* };
*/
interface AccessorArrayLike<T> {
/**
* Properties.
*/
[key: string]: any; // eslint-disable-line @typescript-eslint/no-explicit-any
/**
* Number of elements.
*/
length: number;
/**
* Returns an array element.
*
* @param i - element index
* @returns array element
*/
get( i: number ): T | void;
/**
* Sets an array element.
*
* @param value - value(s)
* @param i - element index at which to start writing values (default: 0)
*/
set( value: T, i?: number ): void;
}
/**
* A one-dimensional array.
*
* @example
* const x: Array1D<number> = [ 1, 2, 3, 4 ];
*/
type Array1D<T> = Collection<T>;
/**
* A two-dimensional nested array.
*
* ## Notes
*
* - All nested arrays should have the same length (i.e., no ragged arrays).
*
* @example
* const x: Array2D<number> = [ [ 1, 2 ], [ 3, 4 ] ];
*/
type Array2D<T> = Array<Array1D<T>>;
/**
* A three-dimensional nested array.
*
* ## Notes
*
* - All nested array lengths should be consistent (i.e., no ragged arrays).
*
* @example
* const x: Array3D<number> = [ [ [ 1, 2 ], [ 3, 4 ] ] ];
*/
type Array3D<T> = Array<Array2D<T>>;
/**
* A four-dimensional nested array.
*
* ## Notes
*
* - All nested array lengths should be consistent (i.e., no ragged arrays).
*
* @example
* const x: Array4D<number> = [ [ [ [ 1, 2 ], [ 3, 4 ] ] ] ];
*/
type Array4D<T> = Array<Array3D<T>>;
/**
* A five-dimensional nested array.
*
* ## Notes
*
* - All nested array lengths should be consistent (i.e., no ragged arrays).
*
* @example
* const x: Array5D<number> = [ [ [ [ [ 1, 2 ], [ 3, 4 ] ] ] ] ];
*/
type Array5D<T> = Array<Array4D<T>>;
/**
* A six-dimensional nested array.
*
* ## Notes
*
* - All nested array lengths should be consistent (i.e., no ragged arrays).
*
* @example
* const x: Array6D<number> = [ [ [ [ [ [ 1, 2 ], [ 3, 4 ] ] ] ] ] ];
*/
type Array6D<T> = Array<Array5D<T>>;
/**
* A seven-dimensional nested array.
*
* ## Notes
*
* - All nested array lengths should be consistent (i.e., no ragged arrays).
*
* @example
* const x: Array7D<number> = [ [ [ [ [ [ [ 1, 2 ], [ 3, 4 ] ] ] ] ] ] ];
*/
type Array7D<T> = Array<Array6D<T>>;
/**
* An eight-dimensional nested array.
*
* ## Notes
*
* - All nested array lengths should be consistent (i.e., no ragged arrays).
*
* @example
* const x: Array8D<number> = [ [ [ [ [ [ [ [ 1, 2 ], [ 3, 4 ] ] ] ] ] ] ] ];
*/
type Array8D<T> = Array<Array7D<T>>;
/**
* A nine-dimensional nested array.
*
* ## Notes
*
* - All nested array lengths should be consistent (i.e., no ragged arrays).
*
* @example
* const x: Array9D<number> = [ [ [ [ [ [ [ [ [ 1, 2 ], [ 3, 4 ] ] ] ] ] ] ] ] ];
*/
type Array9D<T> = Array<Array8D<T>>;
/**
* A ten-dimensional nested array.
*
* ## Notes
*
* - All nested array lengths should be consistent (i.e., no ragged arrays).
*
* @example
* const x: Array10D<number> = [ [ [ [ [ [ [ [ [ [ 1, 2 ], [ 3, 4 ] ] ] ] ] ] ] ] ] ];
*/
type Array10D<T> = Array<Array9D<T>>;
/**
* A numeric array.
*
* @example
* const x: NumericArray = [ 1, 2, 3 ];
* const y: NumericArray = new Float64Array( 10 );
*/
type NumericArray = Array<number> | TypedArray;
/**
* Any array.
*
* @example
* const x: AnyArray = [ 1, 2, 3 ];
* const y: AnyArray = new Float64Array( 10 );
*/
type AnyArray = Array<any> | RealOrComplexTypedArray | BooleanTypedArray; // eslint-disable-line @typescript-eslint/no-explicit-any
/**
* An array or typed array.
*
* @example
* const x: ArrayOrTypedArray = [ 1, 2, 3 ];
* const y: ArrayOrTypedArray = new Float64Array( 10 );
*/
type ArrayOrTypedArray = Array<any> | TypedArray; // eslint-disable-line @typescript-eslint/no-explicit-any
/**
* A typed array.
*
* ## Notes
*
* - This is a strict definition of a typed array. Namely, the type is limited to only built-in typed arrays.
*
* @example
* const x: TypedArray = new Float64Array( 10 );
* const y: TypedArray = new Uint32Array( 10 );
*/
type TypedArray = FloatTypedArray | IntegerTypedArray;
/**
* A real-valued typed array.
*
* @example
* const x: RealTypedArray = new Float64Array( 10 );
* const y: RealTypedArray = new Uint32Array( 10 );
*/
type RealTypedArray = TypedArray;
/**
* An integer typed array.
*
* @example
* const x: IntegerTypedArray = new Uint32Array( 10 );
* const y: IntegerTypedArray = new Int32Array( 10 );
*/
type IntegerTypedArray = SignedIntegerTypedArray | UnsignedIntegerTypedArray;
/**
* A signed integer typed array.
*
* @example
* const x: SignedIntegerTypedArray = new Int32Array( 10 );
*/
type SignedIntegerTypedArray = Int8Array | Int16Array | Int32Array;
/**
* An unsigned integer typed array.
*
* @example
* const x: UnsignedIntegerTypedArray = new Uint32Array( 10 );
*/
type UnsignedIntegerTypedArray = Uint8Array | Uint8ClampedArray | Uint16Array | Uint32Array;
/**
* A boolean typed array.
*
* @example
* const x: BooleanTypedArray = new BooleanArray( 10 );
*/
type BooleanTypedArray = BooleanArray;
/**
* A floating-point typed array.
*
* @example
* const x: FloatTypedArray = new Float64Array( 10 );
* const y: FloatTypedArray = new Float32Array( 10 );
* const z: FloatTypedArray = new Float16Array( 10 );
*/
type FloatTypedArray = Float16Array | Float32Array | Float64Array;
/**
* A complex number typed array.
*
* @example
* const x: ComplexTypedArray = new Complex64Array( 10 );
*/
type ComplexTypedArray = Complex64Array | Complex128Array;
/**
* A real or complex array.
*
* @example
* const x: RealOrComplexArray = new Float64Array( 10 );
* const y: RealOrComplexArray = [ 1, 2, 3 ];
*/
type RealOrComplexArray = NumericArray | ComplexTypedArray;
/**
* A floating-point real or complex typed array.
*
* @example
* const x: FloatOrComplexTypedArray = new Float64Array( 10 );
*/
type FloatOrComplexTypedArray = FloatTypedArray | ComplexTypedArray;
/**
* A real or complex typed array.
*
* @example
* const x: RealOrComplexTypedArray = new Float64Array( 10 );
*/
type RealOrComplexTypedArray = RealTypedArray | ComplexTypedArray;
/**
* A boolean array-like value.
*
* @example
* const buf = new Uint8Array( 8 );
*
* const x: BooleanArrayLike = {
* 'byteLength': 8,
* 'byteOffset': 0,
* 'BYTES_PER_ELEMENT': 1,
* 'length': 8
* 'get': ( i: number ): boolean => {
* return Boolean( buf[ i ] );
* },
* 'set': ( value: boolean, i?: number ) => {
* i = ( i ) ? i : 0;
* buf[ i ] = ( value ) ? 1 : 0;
* }
* };
*/
interface BooleanArrayLike extends AccessorArrayLike<boolean> {
/**
* Length (in bytes) of the array.
*/
byteLength: number;
/**
* Offset (in bytes) of the array from the start of its underlying `ArrayBuffer`.
*/
byteOffset: number;
/**
* Size (in bytes) of each array element.
*/
BYTES_PER_ELEMENT: number;
/**
* Number of array elements.
*/
length: number;
/**
* Returns an array element.
*
* @param i - element index
* @returns array element
*/
get( i: number ): boolean | void;
/**
* Sets an array element.
*
* @param value - value(s)
* @param i - element index at which to start writing values (default: 0)
*/
set( value: ArrayLike<boolean> | BooleanArrayLike | boolean, i?: number ): void;
}
/**
* Boolean array.
*
* @example
* const buf = new Uint8Array( 8 );
*
* const z: Complex64Array = {
* 'byteLength': 8,
* 'byteOffset': 0,
* 'BYTES_PER_ELEMENT': 1,
* 'length': 8
* 'get': ( i: number ): boolean => {
* return Boolean( buf[ i ] );
* },
* 'set': ( value: boolean, i?: number ) => {
* i = ( i ) ? i : 0;
* buf[ i ] = ( value ) ? 1 : 0;
* }
* };
*/
interface BooleanArray extends BooleanArrayLike {
/**
* Returns an array element.
*
* @param i - element index
* @returns array element
*/
get( i: number ): boolean | void;
/**
* Sets an array element.
*
* @param value - value(s)
* @param i - element index at which to start writing values (default: 0)
*/
set( value: ArrayLike<boolean> | BooleanArray | boolean, i?: number ): void;
}
/**
* A complex number array-like value.
*
* @example
* const buf = new Float64Array( 8 );
*
* const z: ComplexArrayLike = {
* 'byteLength': 64,
* 'byteOffset': 0,
* 'BYTES_PER_ELEMENT': 8,
* 'length': 8
* 'get': ( i: number ): obj.ComplexLike => {
* return {
* 're': i * 10,
* 'im': i * 10
* };
* },
* 'set': ( value: obj.ComplexLike, i?: number ) => {
* i = ( i ) ? i : 0;
* buf[ i ] = value.re;
* buf[ i + 1 ] = value.im;
* }
* };
*/
interface ComplexArrayLike extends AccessorArrayLike<ComplexLike> {
/**
* Length (in bytes) of the array.
*/
byteLength: number;
/**
* Offset (in bytes) of the array from the start of its underlying `ArrayBuffer`.
*/
byteOffset: number;
/**
* Size (in bytes) of each array element.
*/
BYTES_PER_ELEMENT: number;
/**
* Number of array elements.
*/
length: number;
/**
* Returns an array element.
*
* @param i - element index
* @returns array element
*/
get( i: number ): ComplexLike | void;
/**
* Sets an array element.
*
* @param value - value(s)
* @param i - element index at which to start writing values (default: 0)
*/
set( value: ArrayLike<number | ComplexLike> | ComplexArrayLike | ComplexLike, i?: number ): void;
}
/**
* 64-bit complex number array.
*
* @example
* const buf = new Float32Array( 8 );
*
* const z: Complex64Array = {
* 'byteLength': 32,
* 'byteOffset': 0,
* 'BYTES_PER_ELEMENT': 4,
* 'length': 8
* 'get': ( i: number ): obj.Complex64 => {
* return {
* 're': i * 10,
* 'im': i * 10,
* 'byteLength': 8,
* 'BYTES_PER_ELEMENT': 4
* };
* },
* 'set': ( value: obj.ComplexLike, i?: number ) => {
* i = ( i ) ? i : 0;
* buf[ i ] = value.re;
* buf[ i + 1 ] = value.im;
* }
* };
*/
interface Complex64Array extends ComplexArrayLike {
/**
* Returns an array element.
*
* @param i - element index
* @returns array element
*/
get( i: number ): Complex64 | void;
/**
* Sets an array element.
*
* @param value - value(s)
* @param i - element index at which to start writing values (default: 0)
*/
set( value: ArrayLike<number | ComplexLike> | Complex64Array | ComplexLike, i?: number ): void;
}
/**
* 128-bit complex number array.
*
* @example
* const buf = new Float64Array( 8 );
*
* const z: Complex128Array = {
* 'byteLength': 64,
* 'byteOffset': 0,
* 'BYTES_PER_ELEMENT': 8,
* 'length': 8
* 'get': ( i: number ): obj.Complex128 => {
* return {
* 're': i * 10,
* 'im': i * 10,
* 'byteLength': 16,
* 'BYTES_PER_ELEMENT': 8
* };
* },
* 'set': ( value: obj.ComplexLike, i?: number ) => {
* i = ( i ) ? i : 0;
* buf[ i ] = value.re;
* buf[ i + 1 ] = value.im;
* }
* };
*/
interface Complex128Array extends ComplexArrayLike {
/**
* Returns an array element.
*
* @param i - element index
* @returns array element
*/
get( i: number ): Complex128 | void;
/**
* Sets an array element.
*
* @param value - value(s)
* @param i - element index at which to start writing values (default: 0)
*/
set( value: ArrayLike<number | ComplexLike> | Complex128Array | ComplexLike, i?: number ): void;
}
/**
* A collection, which is defined as either an array, typed array, or an array-like object (excluding strings and functions).
*
* @example
* const x: Collection<number> = [ 1, 2, 3 ];
*/
type Collection<T = any> = Array<T> | TypedArray | ArrayLike<T>; // eslint-disable-line @typescript-eslint/no-explicit-any
/**
* Mapping of data types to array constructors.
*/
type DataTypeMap<T> = Remap<TypedDataTypeMap & { 'generic': Array<T> }>;
/**
* Mapping of strictly typed array data types to array constructors.
*/
type TypedDataTypeMap = Remap<NumericDataTypeMap & BooleanDataTypeMap>;
/**
* Mapping of numeric data types (real or complex) to array constructors.
*/
type NumericDataTypeMap = Remap<RealDataTypeMap & ComplexFloatingPointDataTypeMap>;
/**
* Mapping of numeric (real or complex) data types and the "generic" data type to array constructors.
*/
type NumericAndGenericDataTypeMap<T> = Remap<NumericDataTypeMap & { 'generic': Array<T> }>;
/**
* Mapping of data types for real-valued typed arrays to array constructors.
*/
type RealDataTypeMap = Remap<RealFloatingPointDataTypeMap & IntegerDataTypeMap>;
/**
* Mapping of data types for real-valued typed arrays and the "generic" data type to array constructors.
*/
type RealAndGenericDataTypeMap<T> = Remap<RealDataTypeMap & { 'generic': Array<T> }>;
/**
* Mapping of data types for complex number typed arrays to array constructors.
*/
type RealFloatingPointDataTypeMap = { // eslint-disable-line @typescript-eslint/consistent-type-definitions
'float64': Float64Array;
'float32': Float32Array;
'float16': Float16Array;
};
/**
* Mapping of real floating point data types and the "generic" data type to array constructors.
*/
type RealFloatingPointAndGenericDataTypeMap<T> = Remap<RealFloatingPointDataTypeMap & { 'generic': Array<T> }>;
/**
* Mapping of data types for complex number typed arrays to array constructors.
*/
type ComplexFloatingPointDataTypeMap = { // eslint-disable-line @typescript-eslint/consistent-type-definitions
'complex64': Complex64Array;
'complex128': Complex128Array;
};
/**
* Mapping of complex floating point data types and the "generic" data type to array constructors.
*/
type ComplexFloatingPointAndGenericDataTypeMap<T> = Remap<ComplexFloatingPointDataTypeMap & { 'generic': Array<T> }>;
/**
* Mapping of data types for floating-point (real or complex) typed arrays to array constructors.
*/
type FloatingPointDataTypeMap = Remap<RealFloatingPointDataTypeMap & ComplexFloatingPointDataTypeMap>;
/**
* Mapping for floating point (real or complex) data types and the "generic" data type to array constructors.
*/
type FloatingPointAndGenericDataTypeMap<T> = Remap<FloatingPointDataTypeMap & { 'generic': Array<T> }>;
/**
* Mapping of integer data types to array constructors.
*/
type IntegerDataTypeMap = Remap<SignedIntegerDataTypeMap & UnsignedIntegerDataTypeMap>;
/**
* Mapping of integer data types and the "generic" data type to array constructors.
*/
type IntegerAndGenericDataTypeMap<T> = Remap<IntegerDataTypeMap & { 'generic': Array<T> }>;
/**
* Mapping of signed integer data types to array constructors.
*/
type SignedIntegerDataTypeMap = { // eslint-disable-line @typescript-eslint/consistent-type-definitions
'int32': Int32Array;
'int16': Int16Array;
'int8': Int8Array;
};
/**
* Mapping of signed integer data types and the "generic" data type to array constructors.
*/
type SignedIntegerAndGenericDataTypeMap<T> = Remap<SignedIntegerDataTypeMap & { 'generic': Array<T> }>;
/**
* Mapping of unsigned integer data types to array constructors.
*/
type UnsignedIntegerDataTypeMap = { // eslint-disable-line @typescript-eslint/consistent-type-definitions
'uint32': Uint32Array;
'uint16': Uint16Array;
'uint8': Uint8Array;
'uint8c': Uint8ClampedArray;
};
/**
* Mapping of unsigned integer data types and the "generic" data type to array constructors.
*/
type UnsignedIntegerAndGenericDataTypeMap<T> = Remap<UnsignedIntegerDataTypeMap & { 'generic': Array<T> }>;
/**
* Mapping of data types for boolean typed arrays to array constructors.
*/
type BooleanDataTypeMap = { // eslint-disable-line @typescript-eslint/consistent-type-definitions
'bool': BooleanArray;
};
/**
* Mapping of boolean data types and the "generic" data type to array constructors.
*/
type BooleanAndGenericDataTypeMap<T> = Remap<BooleanDataTypeMap & { 'generic': Array<T> }>;
/**
* Boolean index array.
*/
type GenericBooleanIndexArray = Collection<boolean> | AccessorArrayLike<boolean>;
/**
* Integer index array.
*/
type GenericIntegerIndexArray = Collection<number> | AccessorArrayLike<number>;
/**
* Generic index array.
*/
type GenericIndexArray = GenericBooleanIndexArray | GenericIntegerIndexArray;
/**
* Strictly typed index array.
*/
type TypedIndexArray = Uint8Array | BooleanArray | Int32Array;
/**
* Index array.
*/
type IndexArray = GenericIndexArray | TypedIndexArray;
/**
* Interface describing an array index object.
*/
interface BaseArrayIndex {
/**
* Read-only property returning the data associated with an array index object.
*/
data: IndexArray;
/**
* Read-only property returning the underlying index array data type.
*/
dtype: DataType | null;
/**
* Read-only property returning the unique identifier associated with an array index object.
*/
id: string;
/**
* Boolean indicating if an array index object is actively cached.
*/
isCached: boolean;
/**
* Read-only property returning the array index type.
*/
type: 'int' | 'bool' | 'mask';
/**
* Serializes an array index object to a string.
*
* @returns serialized string
*/
toString(): string;
}
/**
* Interface describing a mask array index object.
*/
interface MaskArrayIndex extends BaseArrayIndex {
/**
* Read-only property returning the array index type.
*/
type: 'mask';
/**
* Read-only property returning the underlying index array data type.
*/
dtype: 'uint8';
/**
* Read-only property returning the underlying array data.
*/
data: Uint8Array;
}
/**
* Interface describing a boolean array index object.
*/
interface BooleanArrayIndex extends BaseArrayIndex {
/**
* Read-only property returning the array index type.
*/
type: 'bool';
/**
* Read-only property returning the underlying index array data type.
*/
dtype: 'bool';
/**
* Read-only property returning the underlying array data.
*/
data: BooleanArray;
}
/**
* Interface describing an integer array index object.
*/
interface Int32ArrayIndex extends BaseArrayIndex {
/**
* Read-only property returning the array index type.
*/
type: 'int';
/**
* Read-only property returning the underlying index array data type.
*/
dtype: 'int32';
/**
* Read-only property returning the underlying array data.
*/
data: Int32Array;
}
/**
* Interface describing a "generic" boolean array index object.
*/