recurse-list.js

import { ToolingLog } from '@kbn/dev-utils';
import { SuperTest } from 'supertest';
// @ts-ignore
import * as Either from '../../../../src/dev/code_coverage/ingest_coverage/either';

const id = (x: any = null) => x;

const recurseEither = (max: number) => (x: number) =>
  max > x ? Either.right(x) : Either.left(x);

export const recurseList = (f: any) => (log: ToolingLog) => (supertest: SuperTest<any>) => async (
  names: any,
  i: number = 1
) => {
  const appName = names[i - 1];
  await f()(log)(supertest)(appName);

  recurseEither(names.length)(i) // Recurses only when names.length is less than i
  .fold(id, async () => {
    i++;
    await recurseList(f)(log)(supertest)(names, i);
  });
};