File Monitor

A command that watches the current directory for changes and runs a shell command when changes are detected.

Usage:
  fmon [options] [files...]

OPTIONS
  -E string
    	The match expression. If a change occurs in a file that matches this regex then the command will be run.
  -c string
    	The shell command to run.
  -h	The help flag.
  -n duration
    	The amount of time between checking the watched files for changes. (default 1s)

TODO

• Figure out how to close all child processes when SIGTERM is received.
• Add --help flag.
• Refine .gitignore functionality.
• Kill and rerun long running processes.
• Move from polling interval architecture to asynchronous event monitoring architecture.