chore(nix): fix rust-src extension

1 files changed, 3 insertions, 0 deletions

diff --git a/flake.nix b/flake.nix
index 6ca1c75..5293f40 100644
--- a/flake.nix
+++ b/flake.nix
@@ -37,6 +37,9 @@
                 pkg-config
                 cargo-watch
               ];
+
+              # https://discourse.nixos.org/t/rust-src-not-found-and-other-misadventures-of-developing-rust-on-nixos/11570/5?u=fuwn
+              RUST_SRC_PATH = "${pkgs.rust.packages.stable.rustPlatform.rustLibSrc}";
             };
       }
     );