From 0aaa2a1738b61b056b3e58f473d85e9eb5702402 Mon Sep 17 00:00:00 2001
From: stuebinm
Date: Fri, 19 Feb 2021 00:50:11 +0100
Subject: nix derivation with elm2nix

(modified, to make it work again — elm2nix generates somewhat obstuse and
occasionally useless code)
---
 default.nix | 50 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 50 insertions(+)
 create mode 100644 default.nix

(limited to 'default.nix')

diff --git a/default.nix b/default.nix
new file mode 100644
index 0000000..54ebd67
--- /dev/null
+++ b/default.nix
@@ -0,0 +1,50 @@
+{ nixpkgs ? <nixpkgs>
+, config ? {}
+}:
+
+with (import nixpkgs config);
+
+let
+  mkDerivation =
+    { srcs ? ./elm-srcs.nix
+    , src
+    , name
+    , srcdir ? "./src"
+    , targets ? []
+    , registryDat ? ./registry.dat
+    , outputJavaScript ? true
+    }:
+    stdenv.mkDerivation {
+      inherit name src;
+
+      buildInputs = [ elmPackages.elm ];
+
+      buildPhase = pkgs.elmPackages.fetchElmDeps {
+        elmPackages = import srcs;
+        elmVersion = "0.19.1";
+        inherit registryDat;
+      };
+
+      installPhase = let
+        elmfile = module: "${srcdir}/${builtins.replaceStrings ["."] ["/"] module}.elm";
+        extension = if outputJavaScript then "js" else "html";
+      in ''
+        mkdir -p $out/share/doc
+        ${lib.concatStrings (map (module: ''
+          echo "compiling ${elmfile module}"
+          elm make ${elmfile module} --output $out/${module}.${extension}
+        '') targets)}
+        cp *.html $out
+        cp *.css $out
+      '';
+    };
+in mkDerivation {
+  name = "picarones";
+  
+  srcs = ./elm-srcs.nix;
+  src = ./.;
+  targets = ["Main"];
+  srcdir = "./src";
+  outputJavaScript = true;
+}
+
-- 
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