Function _commitAtomicFileReplacement

src/forceUpdate.js:459–467

(srcPath, dstPath, tmpPath, backupPath)

}

function _commitAtomicFileReplacement(srcPath, dstPath, tmpPath, backupPath) {
  try { fs.rmSync(tmpPath, { force: true }); } catch (_) {}
  try { fs.rmSync(backupPath, { force: true }); } catch (_) {}
  fs.copyFileSync(srcPath, tmpPath);
  _copyFileIfPresent(dstPath, backupPath);
  _retryFsLockOperation(function () {
    fs.renameSync(tmpPath, dstPath);
  });
}

function _restoreMovedInstallEntries(installRoot, movedEntries, copiedEntryNames) {
  var ok = true;