make each line a codeblock

rffontenelle · web-flow · commit 7200c4050cc0 · 2021-11-04T18:58:42.000-03:00
diff --git a/scripts/prepmsg.sh b/scripts/prepmsg.sh
@@ -10,6 +10,8 @@ set -ex
 
 URL="https://github.com/${GITHUB_REPOSITORY}/actions/runs/${GITHUB_RUN_NUMBER}"
 echo "❌ *${GITHUB_JOB}* ([ID&nbsp;*${GITHUB_RUN_NUMBER}*]($URL)):" > $2
-echo '```' >> $2
-grep 'cpython/Doc/.*WARNING:' $1 | sed 's|.*/cpython/Doc|Doc|' | uniq >> $2
-echo '```' >> $2
+grep 'cpython/Doc/.*WARNING:' $1 | \
+      sed 's|.*/cpython/Doc|Doc|' | \
+      uniq | \
+      sed 's|^|```\n|;s|$|\n```\n|' \
+      >> $2
