From 3789e467006a6c1815119ba7f2bd0ce5918ab3c7 Mon Sep 17 00:00:00 2001
From: Jack Grigg <jack@electriccoin.co>
Date: Fri, 5 Jan 2024 21:03:01 +0000
Subject: [PATCH] CI: Add lint to check protobuf consistency with generated
 files

Closes zcash/librustzcash#1098.
---
 .github/workflows/ci.yml | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 31cd69b75..b6b98b8aa 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -143,6 +143,23 @@ jobs:
       - name: Check formatting
         run: cargo fmt --all -- --check
 
+  protobuf:
+    name: protobuf consistency
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Install protoc
+        uses: supplypike/setup-bin@v3
+        with:
+          uri: 'https://github.com/protocolbuffers/protobuf/releases/download/v25.1/protoc-25.1-linux-x86_64.zip'
+          name: 'protoc'
+          version: '25.1'
+          subPath: 'bin'
+      - name: Trigger protobuf regeneration
+        run: cargo check --workspace  --all-features
+      - name: Verify working directory is clean
+        run: git diff --exit-code
+
   uuid:
     name: UUID validity
     runs-on: ubuntu-latest