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* @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';
// MAIN //
/**
* Returns a trap for constructing new ndarray instances.
*
* @private
* @param {Function} ndarray2fancy - function for creating a proxied ndarray
* @param {Object} opts - options
* @param {boolean} opts.strict - boolean indicating whether to perform strict bounds checking
* @param {Function} opts.cache - cache for resolving ndarray index objects
* @returns {Function} handler
*/
function factory( ndarray2fancy, opts ) {
return constructor;
/**
* Trap for constructing new ndarray instances.
*
* @private
* @param {Object} target - target object
* @param {Array} args - list of constructor arguments
* @param {Object} newTarget - constructor that was originally called
* @returns {*} new instance
*/
function constructor( target, args ) {
var x;
var a;
a = args;
switch ( a.length ) {
case 0:
x = new target();
break;
case 1:
x = new target( a[0] );
break;
case 2:
x = new target( a[0], a[1] );
break;
case 3:
x = new target( a[0], a[1], a[2] );
break;
case 4:
x = new target( a[0], a[1], a[2], a[3] );
break;
case 5:
x = new target( a[0], a[1], a[2], a[3], a[4] );
break;
case 6:
x = new target( a[0], a[1], a[2], a[3], a[4], a[5] );
break;
case 7:
x = new target( a[0], a[1], a[2], a[3], a[4], a[5], a[6] );
break;
case 8:
x = new target( a[0], a[1], a[2], a[3], a[4], a[5], a[6], a[7] );
break;
case 9:
x = new target( a[0], a[1], a[2], a[3], a[4], a[5], a[6], a[7], a[8] ); // eslint-disable-line max-len
break;
case 10:
x = new target( a[0], a[1], a[2], a[3], a[4], a[5], a[6], a[7], a[8], a[9] ); // eslint-disable-line max-len
break;
default:
// Fallback to using `apply`; however, some constructors may error if the constructor is not callable (i.e., if a constructor always requires `new`):
x = target.apply( null, a );
}
return ndarray2fancy( x, opts );
}
}
// EXPORTS //
module.exports = factory;
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