1 use crate::errors::{HgError, IoResultExt};

     2 use crate::errors::{HgError, IoResultExt};

     2 use crate::requirements;

     3 use crate::requirements;

     3 use crate::utils::files::get_path_from_bytes;

     4 use crate::utils::files::get_path_from_bytes;

     4 use memmap::{Mmap, MmapOptions};

     5 use memmap::{Mmap, MmapOptions};

     5 use std::collections::HashSet;

     6 use std::collections::HashSet;

    29 }

    30 }

    30 

    31 

    31 impl Repo {

    32 impl Repo {

    32     /// Search the current directory and its ancestores for a repository:

    33     /// Search the current directory and its ancestores for a repository:

    33     /// a working directory that contains a `.hg` sub-directory.

    34     /// a working directory that contains a `.hg` sub-directory.

    35         let current_directory = crate::utils::current_dir()?;

    36         let current_directory = crate::utils::current_dir()?;

    36         // ancestors() is inclusive: it first yields `current_directory` as-is.

    37         // ancestors() is inclusive: it first yields `current_directory` as-is.

    37         for ancestor in current_directory.ancestors() {

    38         for ancestor in current_directory.ancestors() {

    38             if ancestor.join(".hg").is_dir() {

    39             if ancestor.join(".hg").is_dir() {

    39                 return Ok(Self::new_at_path(ancestor.to_owned())?);

    40                 return Ok(Self::new_at_path(ancestor.to_owned())?);