Function shortSha

build-system/common/git.js:48–50

* Shortens a commit SHA to 7 characters for human readability. * @param {string} sha 40 characters SHA. * @return {string} 7 characters SHA.

(sha)

 * @return {string} 7 characters SHA.
 */
function shortSha(sha) {
  return sha.substr(0, 7);
}

/**
 * Returns the list of files changed but not committed to the local branch, one