Function resolveGitRef

scripts/stack-plan.js:122–133

(projectRoot, ref)

}

function resolveGitRef(projectRoot, ref) {
  if (!ref) return null;
  try {
    return childProcess.execFileSync('git', ['rev-parse', '--verify', ref], {
      cwd: projectRoot,
      encoding: 'utf8',
      stdio: ['ignore', 'pipe', 'ignore'],
    }).trim().slice(0, 7);
  } catch {
    return null;
  }
}

function currentBranchHead(projectRoot, branch, options = {}) {
  if (!branch) return null;