Given an array of distinct integers, determine the minimum absolute difference between any two elements. Return all element pairs with that minimal absolute difference in ascending order.

closestNumbers.js

/*
 * Complete the 'closestNumbers' function below.
 *
 * The function accepts INTEGER_ARRAY numbers as parameter.
 */
const closestNumbers = (numbers) => {
  let result = [];
  let minimalDistance = Infinity;

  numbers.sort((a, b) => a - b);

  for (let i = 0; i < numbers.length - 1; i++) {
    const distance = Math.abs(numbers[i+1] - numbers[i]);

    if (distance < minimalDistance) {
      minimalDistance = distance;
      result = [];
    }

    if (distance === minimalDistance) {
      result.push([numbers[i], numbers[i + 1]]);
    }
  }

  return result;
};