Function kill_port 

pub fn kill_port(port_num: u16) -> Result<(), Box<dyn Error>>

Kills any process listening to a provided port number

Platform

This function only works on Unix based systems

Arguments

• port_num - the TCP port number to search for and terminate

Returns

• Ok(()) if processes were successfully terminated -> even if none were found
• Err if lsof or kill fails, or if output cannot be parsed properly