fnm 1.35.0

Fast and simple Node.js version manager
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use super::command::Command;
use crate::config::FnmConfig;
use crate::current_version::{current_version, Error};

#[derive(clap::Parser, Debug)]
pub struct Current {}

impl Command for Current {
    type Error = Error;

    fn apply(self, config: &FnmConfig) -> Result<(), Self::Error> {
        let version_string = match current_version(config)? {
            Some(ver) => ver.v_str(),
            None => "none".into(),
        };
        println!("{version_string}");
        Ok(())
    }
}