From e23d361a6f9b72073e716d754ea66a922c814044 Mon Sep 17 00:00:00 2001
From: Amaury <1293565+amaurym@users.noreply.github.com>
Date: Mon, 15 Mar 2021 17:53:13 +0100
Subject: [PATCH] Allow proto CI to pass when no proto files changed (#8881)

---
 .github/workflows/proto.yml | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/.github/workflows/proto.yml b/.github/workflows/proto.yml
index 13f05c131a1f..503bed0c43cd 100644
--- a/.github/workflows/proto.yml
+++ b/.github/workflows/proto.yml
@@ -3,19 +3,28 @@ name: Protobuf
 # This workflow is only run when a .proto file has been changed
 on:
   pull_request:
-    paths:
-      - "**.proto"
+
 jobs:
   lint:
     runs-on: ubuntu-latest
     timeout-minutes: 5
     steps:
       - uses: actions/checkout@master
+      - uses: technote-space/get-diff-action@v4
+        with:
+          PATTERNS: |
+            **/**.proto
       - name: lint
         run: make proto-lint
+        if: env.GIT_DIFF
   breakage:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@master
+      - uses: technote-space/get-diff-action@v4
+        with:
+          PATTERNS: |
+            **/**.proto
       - name: check-breakage
         run: make proto-check-breaking
+        if: env.GIT_DIFF