'a' → 'an' in front of vowel sounds.

diff --git a/src/libstd/io/error.rs b/src/libstd/io/error.rs
index 6515a5540eeb91f048922b4f36f21b4370fbe89f..386de080b85f6d98b5312f43f1c371bf070aa1ab 100644 (file)
--- a/src/libstd/io/error.rs
+++ b/src/libstd/io/error.rs
@@ -212,7 +212,7 @@ fn as_str(&self) -> &'static str {
 /// the heap (for normal construction via Error::new) is too costly.
 #[stable(feature = "io_error_from_errorkind", since = "1.14.0")]
 impl From<ErrorKind> for Error {
-    /// Converts a [`ErrorKind`] into a [`Error`].
+    /// Converts an [`ErrorKind`] into an [`Error`].
     ///
     /// This conversion allocates a new error with a simple representation of error kind.
     ///