<pre class="shiki github-dark shaku"><code>function completeAssign(target, ...sources) { if(target === null || target === undefined){ throw new Error("Can't convert null or undefined to an object"); } if(typeof target !== 'object'){ target = Object(target) } return sources.reduce((result, source) =&gt; { if(source === null || source === undefined){ return result; } // adding all property descriptors from the source object to the result object Object.defineProperties(result, Object.getOwnPropertyDescriptors(source)) return result }, target)}</code></pre>

This is my Solution !

This is a follow-up on 26. implement Object.assign(). Object.assign() assigns the enumerable properties, so getters are not copied, non-enumerable pro…