/*
* @license Apache-2.0
*
* Copyright (c) 2021 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.
*/

// TypeScript Version: 4.1

/// <reference types="@stdlib/types"/>

import { Collection } from '@stdlib/types/array';
import { ndarray, DataType, Mode, Order, Shape, Strides } from '@stdlib/types/ndarray';
import { Buffer } from 'buffer';

/**
* Interface defining function options.
*/
interface Options {
	/**
	* Specifies how to handle a linear index which exceeds array dimensions (default: 'throw').
	*/
	mode?: Mode;

	/**
	* Specifies how to handle subscripts which exceed array dimensions on a per dimension basis (default: ['throw']).
	*/
	submode?: Array<Mode>;

	/**
	* Boolean indicating whether an array should be read-only (default: false).
	*/
	readonly?: boolean;
}

/**
* Interface defining a FancyArray constructor which is both "newable" and "callable".
*/
interface Constructor {
	/**
	* Fancy array constructor.
	*
	* @param dtype - data type
	* @param buffer - data buffer
	* @param shape - array shape
	* @param strides - array strides
	* @param offset - index offset
	* @param order - specifies whether an array is row-major (C-style) or column-major (Fortran-style)
	* @param options - function options
	* @param options.mode - specifies how to handle indices which exceed array dimensions (default: 'throw')
	* @param options.submode - specifies how to handle subscripts which exceed array dimensions on a per dimension basis (default: ['throw'])
	* @param options.readonly - specifies whether an array should be read-only (default: false)
	* @throws `buffer` argument `get` and `set` properties must be functions
	* @throws `shape` argument must be an array-like object containing nonnegative integers
	* @throws `shape` argument length must equal the number of dimensions
	* @throws `strides` argument must be an array-like object containing integers
	* @throws `strides` argument length must equal the number of dimensions (except for zero-dimensional arrays; in which case, the `strides` argument length must be equal to `1`)
	* @throws for zero-dimensional ndarrays, the `strides` argument must contain a single element equal to `0`
	* @throws `offset` argument must be a nonnegative integer
	* @throws `buffer` argument must be compatible with specified meta data
	* @throws must provide valid options
	* @throws too many dimensions
	* @returns an ndarray
	*
	* @example
	* var buffer = [ 1.0, 2.0, 3.0, 4.0, 5.0, 6.0 ];
	* var shape = [ 3, 2 ];
	* var strides = [ 2, 1 ];
	* var offset = 0;
	*
	* var out = new FancyArray( 'generic', buffer, shape, strides, offset, 'row-major' );
	*/
	new ( dtype: DataType, buffer: Collection | Buffer, shape: Shape, strides: Strides, offset: number, order: Order, options?: Options ): ndarray;

	/**
	* Fancy array constructor.
	*
	* @param dtype - data type
	* @param buffer - data buffer
	* @param shape - array shape
	* @param strides - array strides
	* @param offset - index offset
	* @param order - specifies whether an array is row-major (C-style) or column-major (Fortran-style)
	* @param options - function options
	* @param options.mode - specifies how to handle indices which exceed array dimensions (default: 'throw')
	* @param options.submode - specifies how to handle subscripts which exceed array dimensions on a per dimension basis (default: ['throw'])
	* @param options.readonly - specifies whether an array should be read-only (default: false)
	* @throws `buffer` argument `get` and `set` properties must be functions
	* @throws `shape` argument must be an array-like object containing nonnegative integers
	* @throws `shape` argument length must equal the number of dimensions
	* @throws `strides` argument must be an array-like object containing integers
	* @throws `strides` argument length must equal the number of dimensions (except for zero-dimensional arrays; in which case, the `strides` argument length must be equal to `1`)
	* @throws for zero-dimensional ndarrays, the `strides` argument must contain a single element equal to `0`
	* @throws `offset` argument must be a nonnegative integer
	* @throws `buffer` argument must be compatible with specified meta data
	* @throws must provide valid options
	* @throws too many dimensions
	* @returns an ndarray
	*
	* @example
	* var buffer = [ 1.0, 2.0, 3.0, 4.0, 5.0, 6.0 ];
	* var shape = [ 3, 2 ];
	* var strides = [ 2, 1 ];
	* var offset = 0;
	*
	* var out = FancyArray( 'generic', buffer, shape, strides, offset, 'row-major' );
	*/
	( dtype: DataType, buffer: Collection | Buffer, shape: Shape, strides: Strides, offset: number, order: Order, options?: Options ): ndarray;
}

/**
* Fancy array constructor.
*
* @param dtype - data type
* @param buffer - data buffer
* @param shape - array shape
* @param strides - array strides
* @param offset - index offset
* @param order - specifies whether an array is row-major (C-style) or column-major (Fortran-style)
* @param options - function options
* @param options.mode - specifies how to handle indices which exceed array dimensions (default: 'throw')
* @param options.submode - specifies how to handle subscripts which exceed array dimensions on a per dimension basis (default: ['throw'])
* @param options.readonly - specifies whether an array should be read-only (default: false)
* @throws `buffer` argument `get` and `set` properties must be functions
* @throws `shape` argument must be an array-like object containing nonnegative integers
* @throws `shape` argument length must equal the number of dimensions
* @throws `strides` argument must be an array-like object containing integers
* @throws `strides` argument length must equal the number of dimensions (except for zero-dimensional arrays; in which case, the `strides` argument length must be equal to `1`)
* @throws for zero-dimensional ndarrays, the `strides` argument must contain a single element equal to `0`
* @throws `offset` argument must be a nonnegative integer
* @throws `buffer` argument must be compatible with specified meta data
* @throws must provide valid options
* @throws too many dimensions
* @returns an ndarray
*
* @example
* var buffer = [ 1.0, 2.0, 3.0, 4.0, 5.0, 6.0 ];
* var shape = [ 3, 2 ];
* var strides = [ 2, 1 ];
* var offset = 0;
*
* var out = new FancyArray( 'generic', buffer, shape, strides, offset, 'row-major' );
*/
declare var ctor: Constructor;


// EXPORTS //

export = ctor;