From 76a985e48d589582b6ceccb27e6b6b0878e14f48 Mon Sep 17 00:00:00 2001
From: Predrag Gruevski <2348618+obi1kenobi@users.noreply.github.com>
Date: Mon, 27 Nov 2023 22:37:52 -0500
Subject: [PATCH] Unset `RUSTFLAGS` value in semver job

Don't fail semver-checking if a dependency version has warnings, such as deprecation notices.

More context:
https://github.com/libp2p/rust-libp2p/pull/4932#issuecomment-1829014527
https://github.com/obi1kenobi/cargo-semver-checks/issues/589
---
 .github/workflows/ci.yml | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index bd260eb741a..9e7bc7f310a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -291,6 +291,15 @@ jobs:
 
   semver:
     runs-on: ubuntu-latest
+    env:
+      # Unset the global `RUSTFLAGS` env to allow warnings.
+      # cargo-semver-checks intentionally re-locks dependency versions
+      # before checking, and we shouldn't fail here if a dep has a warning.
+      #
+      # More context:
+      # https://github.com/libp2p/rust-libp2p/pull/4932#issuecomment-1829014527
+      # https://github.com/obi1kenobi/cargo-semver-checks/issues/589
+      RUSTFLAGS: ''
     steps:
       - uses: actions/checkout@v4
       - run: wget -q -O- https://github.com/obi1kenobi/cargo-semver-checks/releases/download/v0.25.0/cargo-semver-checks-x86_64-unknown-linux-gnu.tar.gz | tar -xz -C ~/.cargo/bin