From a99f2700dab5f9deab56834683365a6bdec328f7 Mon Sep 17 00:00:00 2001
From: Tom French <tom@tomfren.ch>
Date: Mon, 4 Sep 2023 16:52:53 +0100
Subject: [PATCH] fix: ensure that `backends_directory` always exists

---
 crates/nargo_cli/src/backends.rs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/crates/nargo_cli/src/backends.rs b/crates/nargo_cli/src/backends.rs
index 692518eb3bf..10e6d380da0 100644
--- a/crates/nargo_cli/src/backends.rs
+++ b/crates/nargo_cli/src/backends.rs
@@ -8,6 +8,10 @@ fn active_backend_file_path() -> PathBuf {
 }
 
 pub(crate) fn set_active_backend(backend_name: &str) {
+    std::fs::create_dir_all(
+        active_backend_file_path().parent().expect("active backend file should have parent"),
+    )
+    .unwrap();
     std::fs::write(active_backend_file_path(), backend_name.as_bytes()).unwrap();
 }