16 /// * An indication that a loop occurred when following symbolic links. In this
24 /// [`std::io::Error`]: https://doc.rust-lang.org/stable/std/io/struct.Error.html
25 /// [`io::Result`]: https://doc.rust-lang.org/stable/std/io/type.Result.html
26 /// [impl]: struct.Error.html#impl-From%3CError%3E
45     /// [`std::fs::read_dir`]: https://doc.rust-lang.org/stable/std/fs/fn.read_dir.html
46     pub fn path(&self) -> Option<&Path> {  in path()
49             ErrorInner::Io { path: Some(ref path), .. } => Some(path),  in path()
50             ErrorInner::Loop { ref child, .. } => Some(child),  in path()
64     /// [`None`]: https://doc.rust-lang.org/stable/std/option/enum.Option.html#variant.None
66     pub fn loop_ancestor(&self) -> Option<&Path> {  in loop_ancestor()
68             ErrorInner::Loop { ref ancestor, .. } => Some(ancestor),  in loop_ancestor()
81     pub fn depth(&self) -> usize {  in depth()
90     /// following symbolic links.
137     /// [`None`]: https://doc.rust-lang.org/stable/std/option/enum.Option.html#variant.None
138     /// [`io::Error`]: https://doc.rust-lang.org/stable/std/io/struct.Error.html
139     /// [`From`]: https://doc.rust-lang.org/stable/std/convert/trait.From.html
142     /// [impl]: struct.Error.html#impl-From%3CError%3E
143     pub fn io_error(&self) -> Option<&io::Error> {  in io_error()
145             ErrorInner::Io { ref err, .. } => Some(err),  in io_error()
154     /// [`io::Error`]: https://doc.rust-lang.org/stable/std/io/struct.Error.html
155     pub fn into_io_error(self) -> Option<io::Error> {  in into_io_error()
166     ) -> Self {  in from_path()
170     pub(crate) fn from_entry(dent: &DirEntry, err: io::Error) -> Self {  in from_entry()
180     pub(crate) fn from_io(depth: usize, err: io::Error) -> Self {  in from_io()
188     ) -> Self {  in from_loop()
201     fn description(&self) -> &str {  in description()
203             ErrorInner::Io { ref err, .. } => err.description(),  in description()
208     fn cause(&self) -> Option<&dyn error::Error> {  in cause()
212     fn source(&self) -> Option<&(dyn error::Error + 'static)> {  in source()
214             ErrorInner::Io { ref err, .. } => Some(err),  in source()
221     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {  in fmt()
223             ErrorInner::Io { path: None, ref err } => err.fmt(f),  in fmt()
224             ErrorInner::Io { path: Some(ref path), ref err } => write!(  in fmt()
230             ErrorInner::Loop { ref ancestor, ref child } => write!(  in fmt()
250     /// [`io::Error`]: https://doc.rust-lang.org/stable/std/io/struct.Error.html
251     /// ["inner error"]: https://doc.rust-lang.org/std/io/struct.Error.html#method.into_inner
253     fn from(walk_err: Error) -> io::Error {  in from()
255             Error { inner: ErrorInner::Io { ref err, .. }, .. } => err.kind(),  in from()