From cb2f2ebf5d8d78d54ebdb18db3c4f72b1031d9a9 Mon Sep 17 00:00:00 2001
From: Tom French <15848336+TomAFrench@users.noreply.github.com>
Date: Thu, 31 Aug 2023 17:32:59 +0100
Subject: [PATCH] chore: only install `tokio-util` dependency on windows
 (#2425)

---
 crates/nargo_cli/Cargo.toml  | 4 +++-
 crates/nargo_cli/src/main.rs | 2 +-
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/crates/nargo_cli/Cargo.toml b/crates/nargo_cli/Cargo.toml
index da3eac653c5..e10fde13d7b 100644
--- a/crates/nargo_cli/Cargo.toml
+++ b/crates/nargo_cli/Cargo.toml
@@ -46,11 +46,13 @@ hex = "0.4.2"
 termcolor = "1.1.2"
 color-eyre = "0.6.2"
 tokio = { version = "1.0", features = ["io-std"] }
-tokio-util = { version = "0.7.8", features = ["compat"] }
 
 # Backends
 acvm-backend-barretenberg = { path = "../acvm_backend_barretenberg" }
 
+[target.'cfg(not(unix))'.dependencies]
+tokio-util = { version = "0.7.8", features = ["compat"] }
+
 [dev-dependencies]
 tempdir = "0.3.7"
 assert_cmd = "2.0.8"
diff --git a/crates/nargo_cli/src/main.rs b/crates/nargo_cli/src/main.rs
index 734dbdca2e7..f4d1e1862fc 100644
--- a/crates/nargo_cli/src/main.rs
+++ b/crates/nargo_cli/src/main.rs
@@ -1,7 +1,7 @@
 #![forbid(unsafe_code)]
-#![warn(unused_extern_crates)]
 #![warn(unreachable_pub)]
 #![warn(clippy::semicolon_if_nothing_returned)]
+#![cfg_attr(not(test), warn(unused_crate_dependencies, unused_extern_crates))]
 
 //! Nargo is the package manager for Noir
 //! This name was used because it sounds like `cargo` and