Merge pull request #295 from dtolnay/docrepr

Hide repr attribute from documentation

src/lib.rs

@@ -367,7 +367,7 @@ pub use anyhow as format_err;
 ///     # Ok(())
 /// }
 /// ```
-#[repr(transparent)]
+#[cfg_attr(not(doc), repr(transparent))]
 pub struct Error {
     inner: Own<ErrorImpl>,
 }