From f8d6564069c59de6da3e7319b59313ba2f70681a Mon Sep 17 00:00:00 2001
From: Tim Harder <radhermit@gmail.com>
Date: Tue, 12 Nov 2024 04:11:53 -0700
Subject: [PATCH] use diff format for PR comments

---
 pkgcruft-action | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/pkgcruft-action b/pkgcruft-action
index 4ecb551..c21aa42 100755
--- a/pkgcruft-action
+++ b/pkgcruft-action
@@ -65,7 +65,13 @@ set +e
 				echo -e "\n\nNo differences from target branch: ${GIT_BASE_BRANCH}" >> "${diff_output}"
 			fi
 			cat "${diff_output}"
-			gh pr comment ${GH_PR} -F "${diff_output}"
+
+			# use diff format for PR comments
+			pr=$(mktemp)
+			echo '```diff' >> "${pr}"
+			cat "${diff_output}" >> "${pr}"
+			echo '```' >> "${pr}"
+			gh pr comment ${GH_PR} -F "${pr}"
 		fi
 	elif [[ ${GIT_BRANCH} != ${GIT_DEFAULT_BRANCH} ]]; then
 		# default branch to non-default branch diff