From a4220c4b78c48c311ee599e73ff8c6d5ea8710f0 Mon Sep 17 00:00:00 2001
From: matejcik <ja@matejcik.cz>
Date: Wed, 19 Feb 2025 13:52:08 +0100
Subject: [PATCH] ci: check that `cargo build` can succeed without envvars

this ensures that rust-analyzer continues to work
---
 .github/workflows/core.yml | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/.github/workflows/core.yml b/.github/workflows/core.yml
index b1c565f5fa..fb8df9f3c3 100644
--- a/.github/workflows/core.yml
+++ b/.github/workflows/core.yml
@@ -220,6 +220,10 @@ jobs:
           submodules: recursive
       - uses: ./.github/actions/environment
       - run: nix-shell --run "poetry run make -C core build_unix_frozen"
+      # Ensure that "cargo build" works when NOT executed through our makefiles,
+      # indicating that it does not rely on particular envvars or other flags.
+      # This makes sure that rust-analyzer will work on our codebase.0
+      - run: nix-shell --run "cd core/embed/rust && cargo build"
       - run: nix-shell --run "poetry run make -C core clippy"
       - run: nix-shell --run "poetry run make -C core test_rust"