74 lines
2.0 KiB
JavaScript
74 lines
2.0 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 defineProperty = require( './../../define-property' );
|
|
|
|
|
|
// MAIN //
|
|
|
|
/**
|
|
* Moves a property from one object to another object.
|
|
*
|
|
* @param {Object} source - source object
|
|
* @param {string} prop - property to move
|
|
* @param {Object} target - target object
|
|
* @throws {TypeError} first argument must be an object
|
|
* @throws {TypeError} third argument must be an object
|
|
* @returns {boolean} boolean indicating whether operation was successful
|
|
*
|
|
* @example
|
|
* var obj1 = { 'a': 'b' };
|
|
* var obj2 = {};
|
|
*
|
|
* var bool = moveProperty( obj1, 'a', obj2 );
|
|
* // returns true
|
|
*
|
|
* @example
|
|
* var obj1 = { 'a': 'b' };
|
|
* var obj2 = {};
|
|
*
|
|
* var bool = moveProperty( obj1, 'c', obj2 );
|
|
* // returns false
|
|
*/
|
|
function moveProperty( source, prop, target ) {
|
|
var desc;
|
|
if ( typeof source !== 'object' || source === null ) {
|
|
throw new TypeError( 'invalid argument. Source argument must be an object. Value: `' + source + '`.' );
|
|
}
|
|
if ( typeof target !== 'object' || target === null ) {
|
|
throw new TypeError( 'invalid argument. Target argument must be an object. Value: `' + target + '`.' );
|
|
}
|
|
// TODO: handle case where gOPD is not supported
|
|
desc = Object.getOwnPropertyDescriptor( source, prop );
|
|
if ( desc === void 0 ) {
|
|
return false;
|
|
}
|
|
delete source[ prop ];
|
|
defineProperty( target, prop, desc );
|
|
return true;
|
|
}
|
|
|
|
|
|
// EXPORTS //
|
|
|
|
module.exports = moveProperty;
|