Codility BinaryGap Exercise Solution (JavaScript/NodeJS)

solution_codility_binarygap.js

// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');

function solution(N) {
    // write your code in JavaScript (Node.js 8.9.4)
    let binary = (N >>> 0).toString(2);
    let totalGaps = []
    let tmp = 0
    
    for (let i = 0; i < binary.length; i++) {
        if (binary[i] === "0") {
            if (binary.length - 1 === i) {
                tmp = 0
            }
            tmp ++
        } else if (binary[i] === "1" && i !== 0) {
            totalGaps.push(tmp)
            tmp = 0
        }
    }
    
    if (totalGaps.length === 0) {
        return 0
    } else {
        return Math.max.apply(null, totalGaps)
    }
}