use crate::error::CommandError;

pub const HELP_TEXT: &str = "

Print the current repo requirements.

";

pub fn args() -> clap::App<'static, 'static> {

    clap::SubCommand::with_name("debugrequirements").about(HELP_TEXT)

}

pub fn run(invocation: &crate::CliInvocation) -> Result<(), CommandError> {

    let mut output = String::new();

    let mut requirements: Vec<_> = repo.requirements().iter().collect();

    requirements.sort();

    for req in requirements {

        output.push_str(req);

        output.push('\n');

    }

    invocation.ui.write_stdout(output.as_bytes())?;

    Ok(())

}