Add flake support for older versions of zls

Author: Ratakor

flake.lock

@@ -2,33 +2,68 @@
   inputs = {
     nixpkgs.url = "github:NixOS/nixpkgs/nixos-25.05";
 
-    zig.url = "github:silversquirl/zig-flake";
-    zig.inputs.nixpkgs.follows = "nixpkgs";
+    zig-flake.url = "github:silversquirl/zig-flake";
+    zig-flake.inputs.nixpkgs.follows = "nixpkgs";
 
     gitignore.url = "github:hercules-ci/gitignore.nix";
     gitignore.inputs.nixpkgs.follows = "nixpkgs";
   };
 
   outputs = {
     nixpkgs,
-    zig,
+    zig-flake,
     gitignore,
     ...
   }: let
     forAllSystems = f: builtins.mapAttrs f nixpkgs.legacyPackages;
-  in {
-    formatter = forAllSystems (system: pkgs: pkgs.alejandra);
 
-    packages = forAllSystems (system: pkgs: {
-      default = zig.packages.${system}.zig_0_15_1.makePackage {
+    mkPackage = {
+      zig,
+      version,
+      src,
+      depsHash ? nixpkgs.lib.fakeHash,
+    }:
+      zig.makePackage {
+        inherit version src depsHash;
         pname = "zls";
-        version = "0.15.1";
         meta.mainProgram = "zls";
-        src = gitignore.lib.gitignoreSource ./.;
         doCheck = true;
         zigReleaseMode = "safe";
+      };
+  in {
+    formatter = forAllSystems (system: pkgs: pkgs.alejandra);
+
+    packages = forAllSystems (system: pkgs: rec {
+      default = master;
+      zls = master; # compat
+      master = mkPackage {
+        zig = zig-flake.packages.${system}.nightly;
+        version = "master";
+        src = gitignore.lib.gitignoreSource ./.;
         depsHash = "sha256-ji4qpx3WEEIaW8/Ps5uNJHvMEA+tl6wWj3dZx0RWQpo=";
       };
+      zls_0_15_0 = mkPackage {
+        zig = zig-flake.packages.${system}.zig_0_15_1;
+        version = "0.15.0";
+        src = pkgs.fetchFromGitHub system {
+          owner = "zigtools";
+          repo = "zls";
+          rev = "0.15.0";
+          hash = "sha256-GFzSHUljcxy7sM1PaabbkQUdUnLwpherekPWJFxXtnk=";
+        };
+        depsHash = "sha256-ji4qpx3WEEIaW8/Ps5uNJHvMEA+tl6wWj3dZx0RWQpo=";
+      };
+      zls_0_14_0 = mkPackage {
+        zig = zig-flake.packages.${system}.zig_0_14_1;
+        version = "0.14.0";
+        src = pkgs.fetchFromGitHub {
+          owner = "zigtools";
+          repo = "zls";
+          rev = "0.14.0";
+          hash = "sha256-A5Mn+mfIefOsX+eNBRHrDVkqFDVrD3iXDNsUL4TPhKo=";
+        };
+        depsHash = "sha256-5ub+AA2PYuHrzPfouii/zfuFmQfn6mlMw4yOUDCw3zI=";
+      };
     });
   };
 }