From df8ba875167e2a95b801e7929c167f8016ffa9e3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Orhun=20Parmaks=C4=B1z?= <orhunparmaksiz@gmail.com>
Date: Sat, 22 Oct 2022 17:20:57 +0300
Subject: [PATCH] feat: add more implementations for converting `nix::Error`

---
 src/uucore/src/lib/mods/error.rs | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/src/uucore/src/lib/mods/error.rs b/src/uucore/src/lib/mods/error.rs
index 7377c021b..67fed9a46 100644
--- a/src/uucore/src/lib/mods/error.rs
+++ b/src/uucore/src/lib/mods/error.rs
@@ -519,6 +519,31 @@ impl<T> FromIo<UResult<T>> for Result<T, nix::Error> {
     }
 }
 
+impl<T> FromIo<UResult<T>> for nix::Error {
+    fn map_err_context(self, context: impl FnOnce() -> String) -> UResult<T> {
+        Err(Box::new(UIoError {
+            context: Some((context)()),
+            inner: std::io::Error::from_raw_os_error(self as i32),
+        }) as Box<dyn UError>)
+    }
+}
+
+impl From<nix::Error> for UIoError {
+    fn from(f: nix::Error) -> Self {
+        Self {
+            context: None,
+            inner: std::io::Error::from_raw_os_error(f as i32),
+        }
+    }
+}
+
+impl From<nix::Error> for Box<dyn UError> {
+    fn from(f: nix::Error) -> Self {
+        let u_error: UIoError = f.into();
+        Box::new(u_error) as Self
+    }
+}
+
 /// Shorthand to construct [`UIoError`]-instances.
 ///
 /// This macro serves as a convenience call to quickly construct instances of