53 lines
1.2 KiB
JavaScript
53 lines
1.2 KiB
JavaScript
/**
|
|
* @license Apache-2.0
|
|
*
|
|
* Copyright (c) 2018 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';
|
|
|
|
// FUNCTIONS //
|
|
|
|
var contains = require( '@stdlib/assert/contains' );
|
|
|
|
|
|
// MAIN //
|
|
|
|
/**
|
|
* Computes for each array element whether it is a missing value.
|
|
*
|
|
* @private
|
|
* @param {Array} arr - input array
|
|
* @param {Array} encoding - array whose elements encode missing values
|
|
* @returns {BooleanArray} output array
|
|
*/
|
|
function isMissing( arr, encoding ) {
|
|
var len;
|
|
var out;
|
|
var i;
|
|
|
|
len = arr.length;
|
|
out = new Array( len );
|
|
for ( i = 0; i < len; i++ ) {
|
|
out[ i ] = contains( encoding, arr[ i ] );
|
|
}
|
|
return out;
|
|
}
|
|
|
|
|
|
// EXPORTS //
|
|
|
|
module.exports = isMissing;
|