// We aren't using the native `Array.prototype.findIndex` because the refactor away from Lodash is not
// published as a major version.
// Relying on the `findIndex` polyfill on user-land, which before was only required for niche use-cases,
// was decided as too risky.
// @MAJOR Replace with the native `Array.prototype.findIndex` method
// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/findIndex
export function findIndex<TItem>(
  array: TItem[],
  comparator: (value: TItem) => boolean
): number {
  if (!Array.isArray(array)) {
    return -1;
  }

  for (let i = 0; i < array.length; i++) {
    if (comparator(array[i])) {
      return i;
    }
  }
  return -1;
}