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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 | 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x | /**
* @license Apache-2.0
*
* Copyright (c) 2024 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.
*/
'use strict';
// MODULES //
var isCollection = require( '@stdlib/assert/is-collection' );
var isNonNegativeInteger = require( '@stdlib/assert/is-nonnegative-integer' ).isPrimitive;
var base = require( '@stdlib/array/base/cartesian-power' );
var format = require( '@stdlib/string/format' );
// MAIN //
/**
* Returns the Cartesian power.
*
* @param {Collection} x - input array
* @param {NonNegativeInteger} n - power
* @throws {TypeError} first argument must be a collection
* @throws {TypeError} second argument must be a nonnegative integer
* @returns {Array<Array>} list of ordered tuples comprising the Cartesian product
*
* @example
* var x = [ 1, 2 ];
*
* var out = cartesianPower( x, 2 );
* // returns [ [ 1, 1 ], [ 1, 2 ], [ 2, 1 ], [ 2, 2 ] ]
*/
function cartesianPower( x, n ) {
if ( !isCollection( x ) ) {
throw new TypeError( format( 'invalid argument. First argument must be an array-like object. Value: `%s`.', x ) );
}
if ( !isNonNegativeInteger( n ) ) {
throw new TypeError( format( 'invalid argument. Second argument must be a nonnegative integer. Value: `%s`.', n ) );
}
return base( x, n );
}
// EXPORTS //
module.exports = cartesianPower;
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