Merge pull request #4 from Saghen/nix-flake

feat: add nix flake

Author: CppCXY

Cargo.toml

@@ -31,4 +31,4 @@ flagset = "0.4.6"
 encoding_rs = "0.8"
 url = "2.5.2"
 smol_str = "0.3.2"
-tera = "1.20.0"
+tera = "1.20.0"

flake.lock

@@ -0,0 +1,41 @@
+{
+  description = "EmmyLua Language Server";
+
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+    rust-overlay = {
+      url = "github:oxalica/rust-overlay";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+    flake-utils.url = "github:numtide/flake-utils";
+  };
+
+  outputs = { self, nixpkgs, rust-overlay, flake-utils, ... }:
+    flake-utils.lib.eachDefaultSystem (system:
+      let
+        overlays = [ (import rust-overlay) ];
+        pkgs = import nixpkgs { inherit system overlays; };
+
+        cargoToml =
+          builtins.fromTOML (builtins.readFile ./crates/emmylua_ls/Cargo.toml);
+      in {
+        packages.default = pkgs.rustPlatform.buildRustPackage {
+          pname = cargoToml.package.name;
+          version = cargoToml.package.version;
+
+          src = ./.;
+          cargoLock = { lockFile = ./Cargo.lock; };
+
+          nativeBuildInputs = with pkgs; [ pkg-config ];
+          buildInputs = with pkgs; [ stdenv.cc.cc.lib ];
+
+          buildAndTestSubdir = "crates/emmylua_ls";
+
+          postFixup = ''
+            patchelf --set-rpath "${pkgs.stdenv.cc.cc.lib}/lib" $out/bin/emmylua_ls
+          '';
+        };
+
+        packages.emmylua_ls = self.packages.${system}.default;
+      });
+}