comparison rust/hg-core/src/utils/files.rs @ 42840:b1b984f9c01d

rust-utils: add normalize_case util to mirror Python one

While we still don't handle filenames properly cross-platform, this at least
sticks closer to the Python behavior.

Differential Revision: https://phab.mercurial-scm.org/D6756

42839:ee0f511b7a22

        dirs.next(); // skip itself
    }
    dirs
}

#[cfg(test)]
mod tests {
    #[test]
    fn find_dirs_some() {
        let mut dirs = super::find_dirs(b"foo/bar/baz");

42840:b1b984f9c01d

        dirs.next(); // skip itself
    }
    dirs
}

/// TODO improve handling of utf8 file names. Our overall strategy for
/// filenames has to be revisited anyway, since Windows is UTF-16.
pub fn normalize_case(bytes: &[u8]) -> Vec<u8> {
    #[cfg(windows)] // NTFS compares via upper()
    return bytes.to_ascii_uppercase();
    #[cfg(unix)]
    bytes.to_ascii_lowercase()
}

#[cfg(test)]
mod tests {
    #[test]
    fn find_dirs_some() {
        let mut dirs = super::find_dirs(b"foo/bar/baz");