env-ci/lib/utils.js

Get environment variables exposed by CI services

export function prNumber(pr) {
  return (/\d+(?!.*\d+)/.exec(pr) || [])[0];
}

export function parseBranch(branch) {
  return branch
    ? /^(?:refs\/heads\/)?(?<branch>.+)$/i.exec(branch)[1]
    : undefined;
}