✨ Add nix flake infrastructure

I've added a flake.nix and default.nix to handle
the package, a shell.nix to handle the development
environment and gomod2nix deals with go modules.

.gitignore

@@ -31,3 +31,4 @@ logs
 *.vsix
 hyprls
 hyprls
+result/

Justfile

@@ -3,7 +3,8 @@ latestTag := `git describe --tags --abbrev=0 || echo commit:$(git rev-parse --sh
 
 release tag:
 	jq '.version = "{{ tag }}"' < vscode/package.json | sponge vscode/package.json
-	git add vscode/package.json
+	sed -i "s/$(grep 'version' default.nix)/  version = \"{{ tag }}\";/" default.nix
+	git add vscode/package.json default.nix
 	git commit -m "🏷️ Release {{ tag }}"
 	git tag -- v{{ tag }}
 	cd vscode; bun vsce package; bun vsce publish

default.nix

@@ -0,0 +1,22 @@
+{ pkgs ? (
+    let
+      inherit (builtins) fetchTree fromJSON readFile;
+      inherit ((fromJSON (readFile ./flake.lock)).nodes) nixpkgs gomod2nix;
+    in
+    import (fetchTree nixpkgs.locked) {
+      overlays = [
+        (import "${fetchTree gomod2nix.locked}/overlay.nix")
+      ];
+    }
+  )
+, buildGoApplication ? pkgs.buildGoApplication
+}:
+
+buildGoApplication {
+  pname = "hyprls";
+  version = "0.2.0";
+  pwd = ./.;
+  src = ./.;
+  modules = ./gomod2nix.toml;
+  checkFlags = ["-skip=TestHighLevelParse"]; # not yet implemented
+}

flake.nix

@@ -0,0 +1,31 @@
+{
+  description = "A LSP server for Hyprland config files";
+
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+    flake-utils.url = "github:numtide/flake-utils";
+    gomod2nix.url = "github:nix-community/gomod2nix";
+    gomod2nix.inputs.nixpkgs.follows = "nixpkgs";
+    gomod2nix.inputs.flake-utils.follows = "flake-utils";
+  };
+
+  outputs = { self, nixpkgs, flake-utils, gomod2nix }:
+    (flake-utils.lib.eachDefaultSystem
+      (system:
+        let
+          pkgs = nixpkgs.legacyPackages.${system};
+
+          # The current default sdk for macOS fails to compile go projects, so we use a newer one for now.
+          # This has no effect on other platforms.
+          callPackage = pkgs.darwin.apple_sdk_11_0.callPackage or pkgs.callPackage;
+        in
+        {
+          packages.default = callPackage ./. {
+            inherit (gomod2nix.legacyPackages.${system}) buildGoApplication;
+          };
+          devShells.default = callPackage ./shell.nix {
+            inherit (gomod2nix.legacyPackages.${system}) mkGoEnv gomod2nix;
+          };
+        })
+    );
+}

gomod2nix.toml

@@ -0,0 +1,63 @@
+schema = 3
+
+[mod]
+  [mod."github.com/MakeNowJust/heredoc"]
+    version = "v1.0.0"
+    hash = "sha256-8hKERAVV1Pew84kc9GkW23dcO8uIUx/+tJQLi+oPwqE="
+  [mod."github.com/PuerkitoBio/goquery"]
+    version = "v1.5.1"
+    hash = "sha256-GqxIdhuN1L3enT8pNlWm+rmkdN5uMfF8TfpxhAHhEDQ="
+  [mod."github.com/anaskhan96/soup"]
+    version = "v1.2.5"
+    hash = "sha256-t8yCyK2y7x2qaI/3Yw16q3zVFqu+3acLcPgTr1MIKWg="
+  [mod."github.com/andybalholm/cascadia"]
+    version = "v1.1.0"
+    hash = "sha256-mL40/Q9iXBzzMHwMomqTOpp9rnI/MRsufb5cIU1MMPg="
+  [mod."github.com/davecgh/go-spew"]
+    version = "v1.1.1"
+    hash = "sha256-nhzSUrE1fCkN0+RL04N4h8jWmRFPPPWbCuDc7Ss0akI="
+  [mod."github.com/evorts/html-to-markdown"]
+    version = "v0.0.10"
+    hash = "sha256-JV/v/rbKakJuSUTcOtRabeB0EzZRL+Nw5fYW5DRMxPg="
+  [mod."github.com/mazznoer/csscolorparser"]
+    version = "v0.1.3"
+    hash = "sha256-v8WyeQKL+SkOar4nftTFrvyitVjFPZRoVeuksp8OnMk="
+  [mod."github.com/metal3d/go-slugify"]
+    version = "v0.0.0-20160607203414-7ac2014b2f23"
+    hash = "sha256-vAfoTRKnDwLi7xLmFXP88auA8ZLJ8W6sLIj569hlkTk="
+  [mod."github.com/segmentio/asm"]
+    version = "v1.2.0"
+    hash = "sha256-zbNuKxNrUDUc6IlmRQNuJQzVe5Ol/mqp7srDg9IMMqs="
+  [mod."github.com/segmentio/encoding"]
+    version = "v0.4.0"
+    hash = "sha256-4pWI9eTZRRDP9kO8rG6vbLCtBVVRLtbCJKd0Z2+8JoU="
+  [mod."github.com/yuin/goldmark"]
+    version = "v1.7.1"
+    hash = "sha256-3EUgwoZRRs2jNBWSbB0DGNmfBvx7CeAgEwyUdaRaeR4="
+  [mod."go.lsp.dev/jsonrpc2"]
+    version = "v0.10.0"
+    hash = "sha256-RbRsMYVBLR7ZDHHGMooycrkdbIauMXkQjVOGP7ggSgM="
+  [mod."go.lsp.dev/pkg"]
+    version = "v0.0.0-20210717090340-384b27a52fb2"
+    hash = "sha256-TxS0Iqe1wbIaFe7MWZJRQdgqhKE8i8CggaGSV9zU1Vg="
+  [mod."go.lsp.dev/protocol"]
+    version = "v0.12.0"
+    hash = "sha256-rZgWIQpHHeYpJL8kiHJ21m1BHXAcr+4Xv2Yh9RNw3s4="
+  [mod."go.lsp.dev/uri"]
+    version = "v0.3.0"
+    hash = "sha256-jGP0N7Gf+bql5oJraUo33sXqWg7AKOTj0D8b4paV4dc="
+  [mod."go.uber.org/multierr"]
+    version = "v1.11.0"
+    hash = "sha256-Lb6rHHfR62Ozg2j2JZy3MKOMKdsfzd1IYTR57r3Mhp0="
+  [mod."go.uber.org/zap"]
+    version = "v1.27.0"
+    hash = "sha256-8655KDrulc4Das3VRduO9MjCn8ZYD5WkULjCvruaYsU="
+  [mod."golang.org/x/net"]
+    version = "v0.0.0-20200320220750-118fecf932d8"
+    hash = "sha256-YdLYymyqwWmiBR6QJdgvOq+QbQvmAh2VAk4KnB+GZAQ="
+  [mod."golang.org/x/sys"]
+    version = "v0.19.0"
+    hash = "sha256-cmuL31TYLJmDm/fDnI2Sn0wB88cpdOHV1+urorsJWx4="
+  [mod."golang.org/x/text"]
+    version = "v0.3.0"
+    hash = "sha256-0FFbaxF1ZuAQF3sCcA85e8MO6prFeHint36inija4NY="

shell.nix

@@ -0,0 +1,29 @@
+{ pkgs ? (
+    let
+      inherit (builtins) fetchTree fromJSON readFile;
+      inherit ((fromJSON (readFile ./flake.lock)).nodes) nixpkgs gomod2nix;
+    in
+    import (fetchTree nixpkgs.locked) {
+      overlays = [
+        (import "${fetchTree gomod2nix.locked}/overlay.nix")
+      ];
+    }
+  )
+, mkGoEnv ? pkgs.mkGoEnv
+, gomod2nix ? pkgs.gomod2nix
+}:
+
+let
+  goEnv = mkGoEnv { pwd = ./.; };
+in
+pkgs.mkShell {
+  packages = [
+    goEnv
+    gomod2nix
+  ] ++ (with pkgs; [
+    just
+    jq
+    moreutils # sponge
+    bun
+  ]);
+}