From 57fb2610ad274dff1d2f2e4d43dfce05ca9c4835 Mon Sep 17 00:00:00 2001
From: Federico Pasqua <federico.pasqua.96@gmail.com>
Date: Sat, 14 Mar 2020 15:46:36 +0100
Subject: General upgrade for clippy fix and remove of deprecated methods for
 errors

---
 src/ser.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/ser.rs')

diff --git a/src/ser.rs b/src/ser.rs
index b5b19ed..c3b93d6 100644
--- a/src/ser.rs
+++ b/src/ser.rs
@@ -48,7 +48,7 @@ impl ConfigSerializer {
             self.keys
                 .get_mut(len - 1)
                 .map(|pair| pair.1 = pair.1.map(|i| i + 1).or(Some(0)))
-                .ok_or(ConfigError::Message(format!(
+                .ok_or_else(|| ConfigError::Message(format!(
                     "last key is not found in {} keys",
                     len
                 )))
-- 
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