gitui/src/version.rs

use std::{env, fmt};

/// version type
#[derive(Default)]
pub struct Version {
    major: u32,
    minor: u32,
    patch: u32,
}

impl Version {
    /// read version at compile time from env variables
    pub fn new() -> Self {
        let mut res = Self::default();
        let major_str = env!("CARGO_PKG_VERSION_MAJOR");
        if let Ok(major) = major_str.parse::<u32>() {
            res.major = major;
        }
        let minor_str = env!("CARGO_PKG_VERSION_MINOR");
        if let Ok(minor) = minor_str.parse::<u32>() {
            res.minor = minor;
        }
        let patch_str = env!("CARGO_PKG_VERSION_PATCH");
        if let Ok(patch) = patch_str.parse::<u32>() {
            res.patch = patch;
        }
        res
    }
}

impl fmt::Display for Version {
    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
        write!(f, "v{}.{}.{}", self.major, self.minor, self.patch)
    }
}