gistfile1.sh

travis_retry() {
  local result=0
  local count=3
  while [ $count -gt 0 ]; do
    "$@"
    result=$?
    [[ "$result" == "0" ]] && break
count=$(($count - 1))
    echo "Command ($@) failed. Retrying: $((3 - $count))" >&2
    sleep 1
  done

  [ $count -eq 0 ] && {
    echo "Retry failed: $@" >&2
  }

  return $result
}