Make TryFromSliceError::__description unstable

Enforces use of Error::description instead.
rust-lang · Sep 29, 2017 · e41610c · e41610c
1 parent e45e8ab
commit e41610c
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/src/libcore/array.rs b/src/libcore/array.rs
@@ -71,6 +71,10 @@ impl fmt::Display for TryFromSliceError {
 }
 
 impl TryFromSliceError {
+    #[unstable(feature = "array_error_internals",
+           reason = "available through Error trait and this method should not \
+                     be exposed publicly",
+           issue = "0")]
     #[inline]
     #[doc(hidden)]
     pub fn __description(&self) -> &str {