1 files changed, 52 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/by-name/ni/nim_lk/package.nix b/nixpkgs/pkgs/by-name/ni/nim_lk/package.nix
new file mode 100644
index 000000000000..833860b357fe
--- /dev/null
+++ b/nixpkgs/pkgs/by-name/ni/nim_lk/package.nix
@@ -0,0 +1,52 @@
+{ lib, buildPackages, nim2Packages, fetchFromSourcehut, openssl }:
+
+nim2Packages.buildNimPackage (finalAttrs: {
+  pname = "nim_lk";
+  version = "20231031";
+  nimBinOnly = true;
+
+  src = fetchFromSourcehut {
+    owner = "~ehmry";
+    repo = "nim_lk";
+    rev = finalAttrs.version;
+    hash = "sha256-dXm3dfXAxgucek19f1KdRShOsJyELPTB32qgGSKId6A=";
+  };
+
+  buildInputs = [ openssl ];
+
+  nimFlags = finalAttrs.passthru.nimFlagsFromLockFile ./lock.json;
+
+  meta = finalAttrs.src.meta // {
+    description = "Generate Nix specific lock files for Nim packages";
+    homepage = "https://git.sr.ht/~ehmry/nim_lk";
+    mainProgram = "nim_lk";
+    license = lib.licenses.bsd3;
+    platforms = lib.platforms.unix;
+    maintainers = with lib.maintainers; [ ehmry ];
+  };
+
+  passthru.nimFlagsFromLockFile = let
+    fetchDependency = let
+      methods = {
+        fetchzip = { url, sha256, ... }:
+          buildPackages.fetchzip {
+            name = "source";
+            inherit url sha256;
+          };
+        git = { fetchSubmodules, leaveDotGit, rev, sha256, url, ... }:
+          buildPackages.fetchgit {
+            inherit fetchSubmodules leaveDotGit rev sha256 url;
+          };
+      };
+    in attrs@{ method, ... }: methods.${method} attrs // attrs;
+  in lockFile:
+  with builtins;
+  lib.pipe lockFile [
+    readFile
+    fromJSON
+    (getAttr "depends")
+    (map fetchDependency)
+    (map ({ outPath, srcDir, ... }: ''--path:"${outPath}/${srcDir}"''))
+  ];
+
+})