#!/bin/bash

trap ctrl_c INT TERM KILL

function ctrl_c() { kill -KILL $pid $$; }

path=$@

watchfolder=$(dirname $1)

command="node $path"

# echo

# echo if you want to understand what this script is doing, un-comment the line below.

# echo [watch-node $$] running $command and daemonizing, watching folder $watchfolder every 2 secs.

# echo

$command &

pid=$!

while [[ true ]]; do

files=$(find -L $watchfolder -type f -newermt '2 seconds ago' | grep -v "\.test\." | grep -v "models\.json")

if [[ $files != "" ]]; then

echo [watch-node $$] files changed [$files] killing $pid $command

kill -KILL $pid >/dev/null

echo [watch-node $$] new pid is $pid

fi

if ! (ps -p $pid >/dev/null); then

$command &

pid=$!

echo "[watch-node $$] process (re)started new pid $pid cmd: $command"

fi

sleep 2

done