chobs 0.1.5

Chobs (Changes Observer) is a tool that automatically restarting your process when file changes in the selected directory. It may be you system process or your project execution. For example if you don't want to call `cargo run` on every code changes, you can use Chobs.
Documentation 
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use std::path::PathBuf;
use structopt::StructOpt;

#[derive(Debug, StructOpt)]
#[structopt(
    name = "Chobs",
    about = "Chobs (Changes Observer) is a tool that automatically restarting your process when file changes in the selected directory."
)]
struct Opt {
    #[structopt(subcommand)]
    mode: Mode,
}

#[derive(Debug, StructOpt)]
enum Mode {
    /// Start watching for changes
    Watch {
        /// Sets a command to execute
        #[structopt(short = "e", long = "exec")]
        exec: Option<String>,

        /// Sets a root folder to watch
        #[structopt(parse(from_os_str), short = "r", long = "root-foler")]
        root_folder: Option<PathBuf>,
    },
    /// Creates chobs.json config file
    Init,
}

fn main() {
    let opt = Opt::from_args();
    match opt.mode {
        Mode::Init => {
            chobs::init_config();
        }
        Mode::Watch { exec, root_folder } => {
            chobs::watch(root_folder, exec);
        }
    }
}