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mod ignore;
mod status;
mod status_computer;

pub use {
    ignore::{GitIgnoreChain, GitIgnorer},
    status::{LineGitStatus, LineStatusComputer, TreeGitStatus},
    status_computer::{clear_status_computer_cache, get_tree_status},
};

use std::path::{Path, PathBuf};

/// return the closest parent (or self) containing a
/// .git file
pub fn closest_repo_dir(mut path: &Path) -> Option<PathBuf> {
    loop {
        let c = path.join(".git");
        if c.exists() {
            return Some(path.to_path_buf());
        }
        path = match path.parent() {
            Some(path) => path,
            None => {
                return None;
            }
        };
    }
}