From 87ff983fcecdcf9f53ba9cb06c4f2298ce27cd94 Mon Sep 17 00:00:00 2001
From: Brian Hicks <brian@brianthicks.com>
Date: Thu, 8 Jul 2021 15:54:18 -0500
Subject: [PATCH] convert to a flake

---
 default.nix | 15 --------------
 flake.lock  | 60 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 flake.nix   | 36 ++++++++++++++++++++++++++++++++
 3 files changed, 96 insertions(+), 15 deletions(-)
 delete mode 100644 default.nix
 create mode 100644 flake.lock
 create mode 100644 flake.nix

diff --git a/default.nix b/default.nix
deleted file mode 100644
index 1a1dc76..0000000
--- a/default.nix
+++ /dev/null
@@ -1,15 +0,0 @@
-{ pkgs ? import <nixpkgs> { }, ... }:
-pkgs.stdenv.mkDerivation {
-  name = "similar-sort";
-  buildInputs = [ pkgs.go ];
-  src = ./.;
-
-  buildPhase = ''
-    env HOME=$(pwd) GOPATH=$(pwd) go build similar-sort.go
-  '';
-
-  installPhase = ''
-    mkdir -p $out/bin
-    cp similar-sort $out/bin
-  '';
-}
diff --git a/flake.lock b/flake.lock
new file mode 100644
index 0000000..de857f1
--- /dev/null
+++ b/flake.lock
@@ -0,0 +1,60 @@
+{
+  "nodes": {
+    "flake-utils": {
+      "locked": {
+        "lastModified": 1623875721,
+        "narHash": "sha256-A8BU7bjS5GirpAUv4QA+QnJ4CceLHkcXdRp4xITDB0s=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "f7e004a55b120c02ecb6219596820fcd32ca8772",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "gitignore": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1611672876,
+        "narHash": "sha256-qHu3uZ/o9jBHiA3MEKHJ06k7w4heOhA+4HCSIvflRxo=",
+        "owner": "hercules-ci",
+        "repo": "gitignore",
+        "rev": "211907489e9f198594c0eb0ca9256a1949c9d412",
+        "type": "github"
+      },
+      "original": {
+        "owner": "hercules-ci",
+        "repo": "gitignore",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1625766998,
+        "narHash": "sha256-icJ9QwkvdyhJI1vHizOGrshkrzf1K39Zr34Zm3z0vsE=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "605634580515f6093d56c69165f67b5c6ad37be9",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "release-21.05",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "flake-utils": "flake-utils",
+        "gitignore": "gitignore",
+        "nixpkgs": "nixpkgs"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}
diff --git a/flake.nix b/flake.nix
new file mode 100644
index 0000000..bcb9d6c
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,36 @@
+{
+  description = "sort lines by their similarity to a candidate string";
+
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs?ref=release-21.05";
+    gitignore = {
+      url = "github:hercules-ci/gitignore";
+      flake = false;
+    };
+    flake-utils.url = "github:numtide/flake-utils";
+  };
+
+  outputs = inputs:
+    inputs.flake-utils.lib.eachDefaultSystem (system:
+      let
+        pkgs = inputs.nixpkgs.legacyPackages.${system};
+        gitignore = pkgs.callPackage inputs.gitignore { };
+      in rec {
+        packages.similar-sort = pkgs.stdenv.mkDerivation {
+          name = "similar-sort";
+          buildInputs = [ pkgs.go ];
+          src = gitignore.gitignoreSource ./.;
+
+          buildPhase = ''
+            env HOME=$(pwd) GOPATH=$(pwd) go build similar-sort.go
+          '';
+
+          installPhase = ''
+            mkdir -p $out/bin
+            cp similar-sort $out/bin
+          '';
+        };
+
+        defaultPackage = packages.similar-sort;
+      });
+}