All files / base/cusome-by/lib main.js

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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';
 
// MODULES //
 
var filled = require( '@stdlib/array/base/filled' );
var assign = require( './assign.js' );
 
 
// MAIN //
 
/**
* Cumulatively tests whether at least `n` array elements in a provided array pass a test implemented by a predicate function.
*
* @param {Collection} x - input collection
* @param {integer} n - number of elements
* @param {Function} predicate - test function
* @param {*} [thisArg] - execution context
* @returns {Array} output array
*
* @example
* function isPositive( value ) {
*     return ( value > 0 );
* }
*
* var x = [ 0, 0, 0, 1, 1 ];
*
* var y = cusomeBy( x, 2, isPositive );
* // returns [ false, false, false, false, true ]
*/
function cusomeBy( x, n, predicate, thisArg ) {
	var out = filled( false, x.length );
	return assign( x, n, out, 1, 0, predicate, thisArg );
}
 
 
// EXPORTS //
 
module.exports = cusomeBy;