Tracking Issue for std::fs::MediaDirs (feature(fs_media_dirs)) #162083

// mod std::fs
pub struct MediaDirs { /* ... */ }
impl MediaDirs {
    pub fn empty() -> Self;

    pub fn desktop(&self) -> Option<&Path>;
    pub fn documents(&self) -> Option<&Path>;
    pub fn downloads(&self) -> Option<&Path>;
    pub fn music(&self) -> Option<&Path>;
    pub fn pictures(&self) -> Option<&Path>;
    pub fn videos(&self) -> Option<&Path>;

    pub fn set_desktop(&mut self, path: PathBuf) -> &mut Self;
    pub fn set_documents(&mut self, path: PathBuf) -> &mut Self;
    pub fn set_downloads(&mut self, path: PathBuf) -> &mut Self;
    pub fn set_music(&mut self, path: PathBuf) -> &mut Self;
    pub fn set_pictures(&mut self, path: PathBuf) -> &mut Self;
    pub fn set_videos(&mut self, path: PathBuf) -> &mut Self;
}

// mod std::os::darwin::fs
impl MediaDirsExt for MediaDirs { /* ... */ }
pub impl(self) trait MediaDirsExt {
    fn sysdir() -> io::Result<Self>;
}

// mod std::os::unix::fs
impl MediaDirsExt for MediaDirs { /* ... */ }
pub impl(self) trait MediaDirsExt {
    fn xdg() -> io::Result<Self>;

    fn templates(&self) -> Option<&Path>;
    fn set_templates(&mut self, path: PathBuf) -> &mut Self;
}

// mod std::os::windows::fs
impl MediaDirsExt for MediaDirs { /* ... */ }
pub impl(self) trait MediaDirsExt {
    fn known_folders() -> io::Result<Self>;
}