cargo-crev 0.23.3

use crate::prelude::*;
use std::path::Path;
use tokei::{Config, LanguageType, Languages};

pub fn get_rust_line_count(path: &Path) -> Result<usize> {
    let excluded = &["tests/", "examples/"];
    let config = Config {
        treat_doc_strings_as_comments: Some(true),
        no_ignore_vcs: Some(true),
        hidden: Some(true),
        ..Default::default()
    };
    let mut languages = Languages::new();
    languages.get_statistics(&[path], excluded, &config);
    let rust = languages
        .get(&LanguageType::Rust)
        .ok_or_else(|| format_err!("Rust should work"))?;
    Ok(rust.code)
}