From c8b09b50c9034fac4215bcd69543ac875b7056d2 Mon Sep 17 00:00:00 2001
From: Brendan O'Connell <brendan@openbookpublishers.com>
Date: Tue, 16 Apr 2024 15:30:25 +0200
Subject: [PATCH] Fixed formatting errors

---
 .../src/marc21/marc21record_thoth.rs          | 22 ++++++++++++++-----
 1 file changed, 16 insertions(+), 6 deletions(-)

diff --git a/thoth-export-server/src/marc21/marc21record_thoth.rs b/thoth-export-server/src/marc21/marc21record_thoth.rs
index 88772b13..d90740f4 100644
--- a/thoth-export-server/src/marc21/marc21record_thoth.rs
+++ b/thoth-export-server/src/marc21/marc21record_thoth.rs
@@ -634,12 +634,22 @@ impl Marc21Field<Marc21RecordThoth> for WorkIssues {
                 .and_then(|f| {
                     f.add_subfield(b"v", format!("vol. {}.", self.issue_ordinal).as_bytes())
                 })
-                .and_then(|f| 
-                    self.series.issn_digital.as_ref()
-                    .map_or(Ok(f.clone()), |issn_digital| f.add_subfield(b"x", issn_digital.as_bytes())))
-                .and_then(|f| 
-                    self.series.issn_print.as_ref()
-                    .map_or(Ok(f.clone()), |issn_print| f.add_subfield(b"x", issn_print.as_bytes())))
+                .and_then(|f| {
+                    self.series
+                        .issn_digital
+                        .as_ref()
+                        .map_or(Ok(f.clone()), |issn_digital| {
+                            f.add_subfield(b"x", issn_digital.as_bytes())
+                        })
+                })
+                .and_then(|f| {
+                    self.series
+                        .issn_print
+                        .as_ref()
+                        .map_or(Ok(f.clone()), |issn_print| {
+                            f.add_subfield(b"x", issn_print.as_bytes())
+                        })
+                })
                 .and_then(|f| builder.add_field(f))?;
         }
         Ok(())