From 8b2bdfe9a2fc7a6b30bf287f3066f47678996d63 Mon Sep 17 00:00:00 2001
From: Matthias Beyer <mail@beyermatthias.de>
Date: Sun, 19 Jun 2022 17:21:44 +0200
Subject: Fix clippy: use first() instead of get(0)

Signed-off-by: Matthias Beyer <mail@beyermatthias.de>
---
 src/error.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/error.rs b/src/error.rs
index 7957d2f..3cb50e0 100644
--- a/src/error.rs
+++ b/src/error.rs
@@ -137,7 +137,7 @@ impl ConfigError {
     fn prepend(self, segment: &str, add_dot: bool) -> Self {
         let concat = |key: Option<String>| {
             let key = key.unwrap_or_default();
-            let dot = if add_dot && key.as_bytes().get(0).unwrap_or(&b'[') != &b'[' {
+            let dot = if add_dot && key.as_bytes().first().unwrap_or(&b'[') != &b'[' {
                 "."
             } else {
                 ""
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