From 5937ac5505e4b2ce78f447636f69e7fbb56ddda7 Mon Sep 17 00:00:00 2001
From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Sun, 23 Aug 2020 22:46:41 +0100
Subject: [PATCH] Revert "for revert - error_display - can just use {:?}"

This reverts commit 75d063d87f67c161ad5fcbf9eb5955dfed0d1611.
---
 src/lib.rs   | 1 -
 src/utils.rs | 6 ------
 2 files changed, 7 deletions(-)

diff --git a/src/lib.rs b/src/lib.rs
index dc7e63c4..f1d151b3 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,7 +1,6 @@
 
 #![feature(proc_macro_hygiene, decl_macro)]
 #![feature(slice_strip)]
-#![feature(error_iter)]
 
 #![allow(clippy::redundant_closure_call)]
 
diff --git a/src/utils.rs b/src/utils.rs
index 878d5d0a..55117cb8 100644
--- a/src/utils.rs
+++ b/src/utils.rs
@@ -6,9 +6,3 @@ pub trait OrdExt : Ord + Sized {
 }
 impl<T> OrdExt for T where T : Ord + Sized {
 }
-
-pub fn error_display<E: AsRef<dyn std::error::Error + 'static>>(err: &E) {
-  for (e,i) in err.as_ref().chain().zip(0..) {
-    eprintln!("error {:2}: {}", i,e);
-  }
-}
-- 
2.30.2