From 43a97878ce14b72f0981164f87f2e35e14151312 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 11:22:09 +0200
Subject: Adding upstream version 110.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 third_party/rust/fs-err/src/dir.rs | 90 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 90 insertions(+)
 create mode 100644 third_party/rust/fs-err/src/dir.rs

(limited to 'third_party/rust/fs-err/src/dir.rs')

diff --git a/third_party/rust/fs-err/src/dir.rs b/third_party/rust/fs-err/src/dir.rs
new file mode 100644
index 0000000000..6efa58da61
--- /dev/null
+++ b/third_party/rust/fs-err/src/dir.rs
@@ -0,0 +1,90 @@
+use std::ffi::OsString;
+use std::fs;
+use std::io;
+use std::path::PathBuf;
+
+use crate::errors::{Error, ErrorKind};
+
+/// Wrapper for [`fs::read_dir`](https://doc.rust-lang.org/stable/std/fs/fn.read_dir.html).
+pub fn read_dir<P: Into<PathBuf>>(path: P) -> io::Result<ReadDir> {
+    let path = path.into();
+
+    match fs::read_dir(&path) {
+        Ok(inner) => Ok(ReadDir { inner, path }),
+        Err(source) => Err(Error::build(source, ErrorKind::ReadDir, path)),
+    }
+}
+
+/// Wrapper around [`std::fs::ReadDir`][std::fs::ReadDir] which adds more
+/// helpful information to all errors.
+///
+/// This struct is created via [`fs_err::read_dir`][fs_err::read_dir].
+///
+/// [std::fs::ReadDir]: https://doc.rust-lang.org/stable/std/fs/struct.ReadDir.html
+/// [fs_err::read_dir]: fn.read_dir.html
+#[derive(Debug)]
+pub struct ReadDir {
+    inner: fs::ReadDir,
+    path: PathBuf,
+}
+
+impl Iterator for ReadDir {
+    type Item = io::Result<DirEntry>;
+
+    fn next(&mut self) -> Option<Self::Item> {
+        Some(
+            self.inner
+                .next()?
+                .map_err(|source| Error::build(source, ErrorKind::ReadDir, &self.path))
+                .map(|inner| DirEntry { inner }),
+        )
+    }
+}
+
+/// Wrapper around [`std::fs::DirEntry`][std::fs::DirEntry] which adds more
+/// helpful information to all errors.
+///
+/// [std::fs::DirEntry]: https://doc.rust-lang.org/stable/std/fs/struct.DirEntry.html
+#[derive(Debug)]
+pub struct DirEntry {
+    inner: fs::DirEntry,
+}
+
+impl DirEntry {
+    /// Wrapper for [`DirEntry::path`](https://doc.rust-lang.org/stable/std/fs/struct.DirEntry.html#method.path).
+    pub fn path(&self) -> PathBuf {
+        self.inner.path()
+    }
+
+    /// Wrapper for [`DirEntry::metadata`](https://doc.rust-lang.org/stable/std/fs/struct.DirEntry.html#method.metadata).
+    pub fn metadata(&self) -> io::Result<fs::Metadata> {
+        self.inner
+            .metadata()
+            .map_err(|source| Error::build(source, ErrorKind::Metadata, self.path()))
+    }
+
+    /// Wrapper for [`DirEntry::file_type`](https://doc.rust-lang.org/stable/std/fs/struct.DirEntry.html#method.file_type).
+    pub fn file_type(&self) -> io::Result<fs::FileType> {
+        self.inner
+            .file_type()
+            .map_err(|source| Error::build(source, ErrorKind::Metadata, self.path()))
+    }
+
+    /// Wrapper for [`DirEntry::file_name`](https://doc.rust-lang.org/stable/std/fs/struct.DirEntry.html#method.file_name).
+    pub fn file_name(&self) -> OsString {
+        self.inner.file_name()
+    }
+}
+
+#[cfg(unix)]
+mod unix {
+    use std::os::unix::fs::DirEntryExt;
+
+    use super::*;
+
+    impl DirEntryExt for DirEntry {
+        fn ino(&self) -> u64 {
+            self.inner.ino()
+        }
+    }
+}
-- 
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