Parallel Experiment

parallel-exp.sh

#!/bin/bash

set -eou pipefail

function onerror() {
  echo "onerror" $?
  
  exit 1
}
trap onerror EXIT


function error() {
  exit 1;
}
export -f error


function work() {
  num=$1;
  [[ $num -eq 2 ]] && error || echo "$num NO"
  echo "HI THERE $num"
}
export -f work

parallel work {} ::: `seq 1 10`
echo "HERE $?"

trap - EXIT