From 8d5c8cda665023fa1e0139b6d84a5d806fe18e60 Mon Sep 17 00:00:00 2001
From: Felix Jung <felix.jung@sumup.com>
Date: Fri, 11 Oct 2024 15:51:25 +0200
Subject: [PATCH] Fail gracefully when readFile fails

---
 git/read_local.go | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/git/read_local.go b/git/read_local.go
index 256a448..e07d71f 100644
--- a/git/read_local.go
+++ b/git/read_local.go
@@ -216,12 +216,10 @@ func BuildCommitChangelog(commitHistory []*model.Commit,
 		if len(commitHistory) == c+1 {
 			newBits = commitHistory[c].Data
 
-			// Obtain data from the previous commit
-			var err []error
-			oldBits, err = readFile(commitHistory[c].RepoDirectory, fmt.Sprintf("%s~1", commitHistory[c].Hash), commitHistory[c].FilePath)
-			if err != nil {
-				return nil, err
-			}
+			// Obtain data from the previous commit and fail gracefully, if git
+			// errors. This might happen when the file does not exist in the git
+			// history.
+			oldBits, _ = readFile(commitHistory[c].RepoDirectory, fmt.Sprintf("%s~1", commitHistory[c].Hash), commitHistory[c].FilePath)
 		} else {
 			oldBits = commitHistory[c+1].Data
 			commitHistory[c].OldData = oldBits