From fa9bd23e7a94ec60775c07ec20e830169a980e26 Mon Sep 17 00:00:00 2001
From: Jordan Doyle <jordan@doyle.la>
Date: Fri, 8 Dec 2023 18:14:34 +0000
Subject: [PATCH] Add treefmt

---
 flake.lock  | 75 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 flake.nix   | 17 +++++++++++++++++
 treefmt.nix | 12 ++++++++++++
 3 files changed, 104 insertions(+)
 create mode 100644 flake.lock
 create mode 100644 flake.nix
 create mode 100644 treefmt.nix

diff --git a/flake.lock b/flake.lock
new file mode 100644
index 0000000..d9262a1
--- /dev/null
+++ b/flake.lock
@@ -0,0 +1,75 @@
+{
+  "nodes": {
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1701693815,
+        "narHash": "sha256-7BkrXykVWfkn6+c1EhFA3ko4MLi3gVG0p9G96PNnKTM=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "09ec6a0881e1a36c29d67497693a67a16f4da573",
+        "type": "github"
+      },
+      "original": {
+        "id": "nixpkgs",
+        "type": "indirect"
+      }
+    },
+    "nixpkgs_2": {
+      "locked": {
+        "lastModified": 1695644571,
+        "narHash": "sha256-asS9dCCdlt1lPq0DLwkVBbVoEKuEuz+Zi3DG7pR/RxA=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "6500b4580c2a1f3d0f980d32d285739d8e156d92",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "nixpkgs": "nixpkgs",
+        "systems": "systems",
+        "treefmt-nix": "treefmt-nix"
+      }
+    },
+    "systems": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "id": "systems",
+        "type": "indirect"
+      }
+    },
+    "treefmt-nix": {
+      "inputs": {
+        "nixpkgs": "nixpkgs_2"
+      },
+      "locked": {
+        "lastModified": 1701958734,
+        "narHash": "sha256-3h3EH1FXQkIeAuzaWB+nK0XK54uSD46pp+dMD3gAcB4=",
+        "owner": "numtide",
+        "repo": "treefmt-nix",
+        "rev": "e8cea581dd2b7c9998c1e6662db2c1dc30e7fdb0",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "treefmt-nix",
+        "type": "github"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}
diff --git a/flake.nix b/flake.nix
new file mode 100644
index 0000000..84a6d1a
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,17 @@
+{
+  inputs = {
+    treefmt-nix.url = "github:numtide/treefmt-nix";
+  };
+
+  outputs = { self, nixpkgs, systems, treefmt-nix }:
+    let
+      eachSystem = f: nixpkgs.lib.genAttrs (import systems) (system: f nixpkgs.legacyPackages.${system});
+      treefmtEval = eachSystem (pkgs: treefmt-nix.lib.evalModule pkgs ./treefmt.nix);
+    in
+    {
+      formatter = eachSystem (pkgs: treefmtEval.${pkgs.system}.config.build.wrapper);
+      checks = eachSystem (pkgs: {
+        formatting = treefmtEval.${pkgs.system}.config.build.check self;
+      });
+    };
+}
diff --git a/treefmt.nix b/treefmt.nix
new file mode 100644
index 0000000..6e9a25e
--- /dev/null
+++ b/treefmt.nix
@@ -0,0 +1,12 @@
+{ pkgs, ... }:
+{
+  projectRootFile = "flake.nix";
+
+  programs = {
+    hlint.enable = true;
+    ormolu.enable = true;
+    nixpkgs-fmt.enable = true;
+    statix.enable = true;
+    rustfmt.enable = true;
+  };
+}
--
libgit2 1.7.2