From d79a1e15bbc12b9597a5188333aceaab3f45b274 Mon Sep 17 00:00:00 2001
From: Daniel Barlow <dan@telent.net>
Date: Tue, 20 Jun 2023 20:19:11 +0100
Subject: [PATCH] get fennel from source instead of luarocks

---
 pkgs/write-fennel-script/default.nix | 22 ++++++++++++++++------
 1 file changed, 16 insertions(+), 6 deletions(-)

diff --git a/pkgs/write-fennel-script/default.nix b/pkgs/write-fennel-script/default.nix
index 3a7a5cb..60145ab 100644
--- a/pkgs/write-fennel-script/default.nix
+++ b/pkgs/write-fennel-script/default.nix
@@ -2,20 +2,30 @@
   runCommand
 , luaSmall
 , runtimeShell
+, fetchurl
 , lib
+, lua53Packages
 }:
-let lua = luaSmall;
+let inherit (lua53Packages) lua;
 in name : packages : source :
   let
-    luapath = builtins.map (f: "${f}/share/lua/${lua.luaversion}/?.lua;") packages;
-    luacpath = builtins.map (f: "${f}/lib/lua/${lua.luaversion}/?.so;") packages;
-    in runCommand name {} ''
+    fennel = fetchurl {
+      url = "https://fennel-lang.org/downloads/fennel-1.3.0";
+      hash = "sha256-hYSD3rBYF8iTjBOA1m+TvUu8BSp8q6uIMUXi0xwo/dU=";
+    };
+
+    luapath = builtins.map (f: "${f}/share/lua/${luaSmall.luaversion}/?.lua;") packages;
+    luacpath = builtins.map (f: "${f}/lib/lua/${luaSmall.luaversion}/?.so;") packages;
+  in runCommand name {
+    nativeBuildInputs =  [ lua ];
+  } ''
+     echo $PATH
       #!${runtimeShell}
       (
-      echo "#!${lua}/bin/lua"
+      echo "#!${luaSmall}/bin/lua"
       echo "package.path = ${lib.strings.escapeShellArg luapath} .. package.path"
       echo "package.cpath = ${lib.strings.escapeShellArg luacpath} .. package.cpath"
-      ${lua.pkgs.fennel}/bin/fennel --correlate --compile ${source}
+      lua ${fennel} --correlate --compile ${source}
       ) > $out
       chmod a+x $out
     ''