pyc-shell 0.1.0

Pyc is a simple CLI application, which allows you to perform shell commands in cyrillic and other alphabets, through command and output transliteration.
Documentation 
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//! # Language
//!
//! `Language` is the module which resolve the lang prompt token

/*
*
*   Copyright (C) 2020 Christian Visintin - christian.visintin1997@gmail.com
*
* 	This file is part of "Pyc"
*
*   Pyc is free software: you can redistribute it and/or modify
*   it under the terms of the GNU General Public License as published by
*   the Free Software Foundation, either version 3 of the License, or
*   (at your option) any later version.
*
*   Pyc is distributed in the hope that it will be useful,
*   but WITHOUT ANY WARRANTY; without even the implied warranty of
*   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
*   GNU General Public License for more details.
*
*   You should have received a copy of the GNU General Public License
*   along with Pyc.  If not, see <http://www.gnu.org/licenses/>.
*
*/

use crate::translator::Language;

use super::colors::PromptColor;

pub(crate) const PROMPT_LANG: &str = "${LANG}";

pub fn language_to_str(language: Language) -> String {
    let mut lang_str: String = language.to_string();
    if lang_str.len() < 3 {
        lang_str.push_str("   ");
    }
    match language {
        Language::Russian => String::from(format!(
            "{}{}{}{}{}{}{}",
            PromptColor::White.to_string(),
            lang_str.chars().nth(0).unwrap(),
            PromptColor::Blue.to_string(),
            lang_str.chars().nth(1).unwrap(),
            PromptColor::Red.to_string(),
            lang_str.chars().nth(2).unwrap(),
            PromptColor::Reset.to_string()
        ))
    }
}

#[cfg(test)]
mod tests {

    use super::*;

    #[test]
    fn test_prompt_lang_flag() {
        let expected_str = String::from("\x1b[37mр\x1b[34mу\x1b[31mс\x1b[0m");
        println!("{}", language_to_str(Language::Russian));
        assert_eq!(language_to_str(Language::Russian), expected_str);
    }
}