Update bundle and use flake for devshell

Gemfile.lock

@@ -2,23 +2,23 @@ GEM
   remote: https://rubygems.org/
   specs:
     diff-lcs (1.5.0)
-    google-protobuf (3.21.8)
-    pg_query (2.1.4)
+    google-protobuf (3.21.12)
+    pg_query (2.2.0)
       google-protobuf (>= 3.19.2)
     rake (13.0.6)
-    rspec (3.11.0)
-      rspec-core (~> 3.11.0)
-      rspec-expectations (~> 3.11.0)
-      rspec-mocks (~> 3.11.0)
-    rspec-core (3.11.0)
-      rspec-support (~> 3.11.0)
-    rspec-expectations (3.11.1)
+    rspec (3.12.0)
+      rspec-core (~> 3.12.0)
+      rspec-expectations (~> 3.12.0)
+      rspec-mocks (~> 3.12.0)
+    rspec-core (3.12.0)
+      rspec-support (~> 3.12.0)
+    rspec-expectations (3.12.1)
       diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.11.0)
-    rspec-mocks (3.11.1)
+      rspec-support (~> 3.12.0)
+    rspec-mocks (3.12.1)
       diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.11.0)
-    rspec-support (3.11.1)
+      rspec-support (~> 3.12.0)
+    rspec-support (3.12.0)
 
 PLATFORMS
   ruby
@@ -29,4 +29,4 @@ DEPENDENCIES
   rspec
 
 BUNDLED WITH
-   2.3.20
+   2.4.2

flake.nix

@@ -0,0 +1,31 @@
+{
+  description = "sqlint tool";
+
+  inputs = {
+    nixpkgs.url = "nixpkgs/nixpkgs-unstable";
+    flake-utils.url = "github:numtide/flake-utils";
+  };
+
+  outputs = { self, nixpkgs, flake-utils }@inputs:
+    flake-utils.lib.eachDefaultSystem (system:
+      let
+        pkgs = import nixpkgs { inherit system; };
+        env = pkgs.bundlerEnv {
+          name = "sqlint";
+          gemdir = ./.;
+          groups = ["default" "development" "test"];
+
+          meta = with pkgs.lib;
+            {
+              description = "sqlint";
+              platforms = platforms.unix;
+            };
+        };
+      in
+      {
+        devShell = pkgs.mkShell {
+          buildInputs = [ pkgs.ruby pkgs.bundler env pkgs.bundix ];
+        };
+      }
+    );
+}

gemset.nix

@@ -0,0 +1,97 @@
+{
+  diff-lcs = {
+    groups = ["default" "development"];
+    platforms = [];
+    source = {
+      remotes = ["https://rubygems.org"];
+      sha256 = "0rwvjahnp7cpmracd8x732rjgnilqv2sx7d1gfrysslc3h039fa9";
+      type = "gem";
+    };
+    version = "1.5.0";
+  };
+  google-protobuf = {
+    groups = ["default"];
+    platforms = [];
+    source = {
+      remotes = ["https://rubygems.org"];
+      sha256 = "1dcgkhjiaxha3yznyxxzm8a4n4jf61rk7kgbxy4sdkb865zbn2ab";
+      type = "gem";
+    };
+    version = "3.21.12";
+  };
+  pg_query = {
+    dependencies = ["google-protobuf"];
+    groups = ["default"];
+    platforms = [];
+    source = {
+      remotes = ["https://rubygems.org"];
+      sha256 = "0l79y41nwwacabj61jkbh4r7haajaf8y4bn5pihh0m1g8547b8w4";
+      type = "gem";
+    };
+    version = "2.2.0";
+  };
+  rake = {
+    groups = ["development"];
+    platforms = [];
+    source = {
+      remotes = ["https://rubygems.org"];
+      sha256 = "15whn7p9nrkxangbs9hh75q585yfn66lv0v2mhj6q6dl6x8bzr2w";
+      type = "gem";
+    };
+    version = "13.0.6";
+  };
+  rspec = {
+    dependencies = ["rspec-core" "rspec-expectations" "rspec-mocks"];
+    groups = ["development"];
+    platforms = [];
+    source = {
+      remotes = ["https://rubygems.org"];
+      sha256 = "171rc90vcgjl8p1bdrqa92ymrj8a87qf6w20x05xq29mljcigi6c";
+      type = "gem";
+    };
+    version = "3.12.0";
+  };
+  rspec-core = {
+    dependencies = ["rspec-support"];
+    groups = ["default" "development"];
+    platforms = [];
+    source = {
+      remotes = ["https://rubygems.org"];
+      sha256 = "1ibb81slc35q5yp276sixp3yrvj9q92wlmi1glbnwlk6g49z8rn4";
+      type = "gem";
+    };
+    version = "3.12.0";
+  };
+  rspec-expectations = {
+    dependencies = ["diff-lcs" "rspec-support"];
+    groups = ["default" "development"];
+    platforms = [];
+    source = {
+      remotes = ["https://rubygems.org"];
+      sha256 = "17kcw2lb68w62mbfqvs0361bbdibcrdj643wi7y3aiggygvjk2w0";
+      type = "gem";
+    };
+    version = "3.12.1";
+  };
+  rspec-mocks = {
+    dependencies = ["diff-lcs" "rspec-support"];
+    groups = ["default" "development"];
+    platforms = [];
+    source = {
+      remotes = ["https://rubygems.org"];
+      sha256 = "008q63p78bg23jlyabavq2vgl961857cqp3il71if50wgmf75pg0";
+      type = "gem";
+    };
+    version = "3.12.1";
+  };
+  rspec-support = {
+    groups = ["default" "development"];
+    platforms = [];
+    source = {
+      remotes = ["https://rubygems.org"];
+      sha256 = "12y52zwwb3xr7h91dy9k3ndmyyhr3mjcayk0nnarnrzz8yr48kfx";
+      type = "gem";
+    };
+    version = "3.12.0";
+  };
+}