useclap::Subcommand;#[derive(Subcommand)]pubenumCommands{/// crawl the website extracting links.
CRAWL{/// sequentially one by one crawl pages
#[clap(short, long)]
sync:bool,/// stdout all links crawled
#[clap(short, long)]
output_links:bool,},/// scrape the website extracting html and links.
SCRAPE{/// stdout all pages links crawled
#[clap(short, long)]
output_links:bool,/// stdout all pages html crawled
#[clap(long)]
output_html:bool,},}