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//! Git repository representation for git-global.

use std::fmt;
use std::path::PathBuf;

use git2;

/// A git repository, represented by the full path to its base directory.
#[derive(Clone, Eq, Hash, PartialEq)]
pub struct Repo {
    path: PathBuf,
}

impl Repo {
    pub fn new(path: String) -> Repo {
        Repo {
            path: PathBuf::from(path),
        }
    }

    /// Returns the `git2::Repository` equivalent of this repo.
    pub fn as_git2_repo(&self) -> Option<git2::Repository> {
        git2::Repository::open(&self.path).ok()
    }
    /// Returns the full path to the repo as a `String`.
    pub fn path(&self) -> String {
        self.path.to_str().unwrap().to_string()
    }
}

impl fmt::Display for Repo {
    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
        write!(f, "{}", self.path())
    }
}