Iteratively goes through parent directories to find and execute a script called "run.sh"

run

#!/usr/bin/env sh
# You can either copy paste the following function into your shell's rc file or
# you can just put this whole script as an executable file somewhere in your PATH for example at ~/.local/bin

run(){
  local workdir
  workdir="$(pwd)"
  while [ ! -f "${workdir}/run.sh" ] && [ "${workdir}" != "/" ]; do
    workdir="$(dirname "${workdir}")"
  done
  if [ -f "${workdir}/run.sh" ] && [ ! -x "${workdir}/run.sh" ]; then
    echo "Found run.sh file that is not executable."
    echo "Please run 'chmod +x ${workdir}/run.sh', then try again"
    return 1
  fi

  if [ "${workdir}" = "/" ]; then
    echo "Couldn't find run.sh file"
    return 1
  fi

  "${workdir}/run.sh" ${*}
}

run ${*}