2649. Nested Array Generator

https://leetcode.com/problems/nested-array-generator

Javascript

var inorderTraversal = function*(arr) {
    for(let item of arr) {
        if(Array.isArray(item)) {
            for(let sub of inorderTraversal(item)) {
                yield sub
            }
        } else {
            yield item
        }
    }
};