From 6a12b868ad4164f42c8f5cc17c98e3597a4d75ea Mon Sep 17 00:00:00 2001
From: Rutherther <rutherther@proton.me>
Date: Wed, 11 Oct 2023 20:50:10 +0200
Subject: [PATCH] chore: add flake environment

---
 .envrc      |  1 +
 .gitignore  |  2 ++
 Cargo.toml  |  1 +
 default.nix | 36 +++++++++++++++++++++++++++++++++++
 flake.lock  | 48 ++++++++++++++++++++++++++++++++++++++++++++++
 flake.nix   | 55 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 6 files changed, 143 insertions(+)
 create mode 100644 .envrc
 create mode 100644 default.nix
 create mode 100644 flake.lock
 create mode 100644 flake.nix

diff --git a/.envrc b/.envrc
new file mode 100644
index 0000000..3550a30
--- /dev/null
+++ b/.envrc
@@ -0,0 +1 @@
+use flake
diff --git a/.gitignore b/.gitignore
index df2ad90..95268ed 100644
--- a/.gitignore
+++ b/.gitignore
@@ -14,3 +14,5 @@ target/
 *.pdb
 
 # End of https://www.toptal.com/developers/gitignore/api/rust
+
+.direnv/
diff --git a/Cargo.toml b/Cargo.toml
index 1194807..20ece84 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,5 +1,6 @@
 [package]
 name = "sequence_detector"
+description = "CLI that detects sequences of commands based on configuration"
 version = "0.1.0"
 edition = "2021"
 
diff --git a/default.nix b/default.nix
new file mode 100644
index 0000000..4070bbf
--- /dev/null
+++ b/default.nix
@@ -0,0 +1,36 @@
+{ lib
+, naersk
+, stdenv
+, clangStdenv
+, hostPlatform
+, targetPlatform
+, pkg-config
+, rustfmt
+, cargo
+, rustc
+}:
+
+let
+  cargoToml = (builtins.fromTOML (builtins.readFile ./Cargo.toml));
+in
+naersk.lib."${targetPlatform.system}".buildPackage rec {
+  src = ./.;
+  buildInputs = [
+    rustfmt
+    pkg-config
+    cargo
+    rustc
+  ];
+
+  checkInputs = [ cargo rustc ];
+
+  doCheck = true;
+  copyLibs = true;
+
+  meta = {
+    description = cargoToml.package.description;
+    homepage = cargoToml.package.homepage;
+    license = [ lib.licenses.mit ];
+    maintainers = [];
+  };
+}
diff --git a/flake.lock b/flake.lock
new file mode 100644
index 0000000..bfe81fa
--- /dev/null
+++ b/flake.lock
@@ -0,0 +1,48 @@
+{
+  "nodes": {
+    "naersk": {
+      "inputs": {
+        "nixpkgs": [
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1694081375,
+        "narHash": "sha256-vzJXOUnmkMCm3xw8yfPP5m8kypQ3BhAIRe4RRCWpzy8=",
+        "owner": "nmattia",
+        "repo": "naersk",
+        "rev": "3f976d822b7b37fc6fb8e6f157c2dd05e7e94e89",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nmattia",
+        "repo": "naersk",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1696757521,
+        "narHash": "sha256-cfgtLNCBLFx2qOzRLI6DHfqTdfWI+UbvsKYa3b3fvaA=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "2646b294a146df2781b1ca49092450e8a32814e1",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "naersk": "naersk",
+        "nixpkgs": "nixpkgs"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}
diff --git a/flake.nix b/flake.nix
new file mode 100644
index 0000000..153501a
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,55 @@
+{
+  description = "Detects sequences from CLI";
+
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
+    naersk = {
+      url = "github:nmattia/naersk";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+  };
+
+  outputs = { self, naersk, nixpkgs }: let
+    cargoToml = (builtins.fromTOML (builtins.readFile ./Cargo.toml));
+    supportedSystems = ["x86_64-linux"];
+    forAllSystems = f: nixpkgs.lib.genAttrs supportedSystems (system: f system);
+  in {
+    overlay = final: prev: {
+      "${cargoToml.package.name}" = final.callPackage ./. { inherit naersk; };
+    };
+
+    packages = forAllSystems (system:
+      let
+        pkgs = import nixpkgs {
+          inherit system;
+          overlays = [
+            self.overlay
+          ];
+        };
+      in {
+        "${cargoToml.package.name}" = pkgs."${cargoToml.package.name}";
+      });
+
+    defaultPackage = forAllSystems (system:
+      self.packages."${system}"."${cargoToml.package.name}"
+    );
+
+    devShell = forAllSystems (system: let
+      pkgs = import nixpkgs {
+        inherit system;
+        overlays = [
+          self.overlay
+        ];
+      };
+    in pkgs.mkShell {
+      inputsFrom = [
+        pkgs."${cargoToml.package.name}"
+      ];
+
+      buildInputs = [
+        pkgs.rustfmt
+        pkgs.nixpkgs-fmt
+      ];
+    });
+  };
+}
-- 
2.48.1