From 7a3513200f0688009a209452617e3a61ca557051 Mon Sep 17 00:00:00 2001
From: josh rotenberg <joshrotenberg@users.noreply.github.com>
Date: Mon, 24 May 2021 11:59:32 -0700
Subject: [PATCH] Update src/config.rs

Co-authored-by: Eric Huss <eric@huss.org>
---
 src/config.rs | 15 +++++----------
 1 file changed, 5 insertions(+), 10 deletions(-)

diff --git a/src/config.rs b/src/config.rs
index 2943cfea..e69493aa 100644
--- a/src/config.rs
+++ b/src/config.rs
@@ -321,16 +321,11 @@ impl<'de> Deserialize<'de> for Config {
             }
         };
 
-        let book = if let Some(book) = table.remove("book") {
-            match book.try_into() {
-                Ok(b) => b,
-                Err(e) => {
-                    return Err(D::Error::custom(e));
-                }
-            }
-        } else {
-            BookConfig::default()
-        };
+        let book: BookConfig = table
+            .remove("book")
+            .map(|book| book.try_into().map_err(D::Error::custom))
+            .transpose()?
+            .unwrap_or_default();
 
         let build = if let Some(build) = table.remove("build") {
             match build.try_into() {