61 lines
1.4 KiB
JavaScript
61 lines
1.4 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';
|
|
|
|
// MODULES //
|
|
|
|
var isNumber = require( '@stdlib/assert/is-number' ).isPrimitive;
|
|
var Complex128 = require( './../../float64' );
|
|
|
|
|
|
// MAIN //
|
|
|
|
/**
|
|
* Revives a JSON-serialized 128-bit complex number.
|
|
*
|
|
* @param {string} key - key
|
|
* @param {*} value - value
|
|
* @returns {(*|Complex128)} value or 128-bit complex number
|
|
*
|
|
* @example
|
|
* var parseJSON = require( '@stdlib/utils/parse-json' );
|
|
*
|
|
* var str = '{"type":"Complex128","re":5,"im":3}';
|
|
*
|
|
* var z = parseJSON( str, reviver );
|
|
* // returns <Complex128>
|
|
*/
|
|
function reviver( key, value ) {
|
|
if (
|
|
value &&
|
|
value.type &&
|
|
value.type === 'Complex128' &&
|
|
isNumber( value.re ) &&
|
|
isNumber( value.im )
|
|
) {
|
|
return new Complex128( value.re, value.im );
|
|
}
|
|
return value;
|
|
}
|
|
|
|
|
|
// EXPORTS //
|
|
|
|
module.exports = reviver;
|