mirror of
https://github.com/musix-org/musix-oss
synced 2024-12-23 16:13:18 +00:00
21 lines
582 B
JavaScript
21 lines
582 B
JavaScript
|
var baseAssignValue = require('./_baseAssignValue'),
|
||
|
|
eq = require('./eq');
|
||
|
|
|
||
|
|
/**
|
||
|
|
* This function is like `assignValue` except that it doesn't assign
|
||
|
|
* `undefined` values.
|
||
|
|
*
|
||
|
|
* @private
|
||
|
|
* @param {Object} object The object to modify.
|
||
|
|
* @param {string} key The key of the property to assign.
|
||
|
|
* @param {*} value The value to assign.
|
||
|
|
*/
|
||
|
|
function assignMergeValue(object, key, value) {
|
||
|
|
if ((value !== undefined && !eq(object[key], value)) ||
|
||
|
|
(value === undefined && !(key in object))) {
|
||
|
|
baseAssignValue(object, key, value);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
module.exports = assignMergeValue;
|