Inotifywait watch files and run command

inotifywait-cmd.sh

#!/bin/bash

# inotifywait-cmd.sh
#
# Example:
# inotifywait-cmd.sh test/ 'phpunit --verbose test/ModelReferencesTest.php'
#
# Requires: https://github.com/thekid/inotify-win on windows
#
# author: Gabe LG <gabe@fijiwebdesign.com>
# license: MIT
# 

# correct usage instructions
if [ "$#" -ne 2 ]; then
    echo "Usage: 
        $0 path 'command'

 Example:
        $0 test/ 'phpunit --verbose test/ModelReferencesTest.php'

Note: 
        Exit with [Ctr+c]
    "
    exit 1
fi

# start inotifywait and eval command when files change
while true; do
    inotifywait -r $1 && eval $2
    sleep 1 # allow ctr+c
done