From b24784d17cbd99757bebbc895430f8b6a2bf19b5 Mon Sep 17 00:00:00 2001
From: Alex Todorov <alex.todorov@gluwa.com>
Date: Tue, 20 Dec 2022 20:59:12 +0000
Subject: [PATCH] Add sanity check to tell us if we're using log::warn!
 directly

---
 .github/workflows/ci.yml           |  4 ++++
 scripts/check-usage-of-log-warn.sh | 14 ++++++++++++++
 2 files changed, 18 insertions(+)
 create mode 100755 scripts/check-usage-of-log-warn.sh

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index c8ef3d4539..2d2aab3517 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -30,6 +30,10 @@ jobs:
         run: |
           ./scripts/check-parity-bw-extrinsics-benchmarks-weights.sh
 
+      - name: Check for direct usage of log::warn vs. warn_or_panic in migrations
+        run: |
+          ./scripts/check-usage-of-log-warn.sh
+
   fmt:
     name: Rustfmt
     runs-on: ubuntu-latest
diff --git a/scripts/check-usage-of-log-warn.sh b/scripts/check-usage-of-log-warn.sh
new file mode 100755
index 0000000000..05339a170f
--- /dev/null
+++ b/scripts/check-usage-of-log-warn.sh
@@ -0,0 +1,14 @@
+#!/bin/bash
+
+set -xeuo pipefail
+
+# shellcheck disable=SC2038
+OUTPUT=$(find . -wholename "*/migrations/*.rs" | xargs grep "log::warn" || true)
+if [ -n "$OUTPUT" ]; then
+    echo "FAIL"
+    echo "$OUTPUT"
+    exit 1
+fi
+
+echo "PASS"
+exit 0