aopt 1.4.5

A flexible and typed getopt tools
Documentation 
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use aopt::prelude::*;

pub fn main() -> Result<(), aopt::Error> {
    let mut parser = AFwdParser::default();

    parser.add_opt("--flag=b")?;
    parser.add_opt("--foo=s")?;
    // In default, positional has bool value
    parser.add_opt("first=p@1")?;
    // A special positional argument match the name, and force required
    parser.add_opt("list=c")?;
    // Add a positional argument has String value
    parser.add_opt("second@2".infer::<Pos<String>>())?;

    // enable combination style
    parser.enable_combined();
    parser
        .parse(Args::from(
            ["app", "list", "--foo", "value", "bar"].into_iter(),
        ))?
        .ok()?;

    assert_eq!(parser.find_val::<bool>("list")?, &true);
    assert_eq!(parser.find_val::<bool>("first")?, &true);
    assert_eq!(parser.find_val::<String>("second")?, "bar");

    Ok(())
}