cascadia-code: add variants

pkgs/data/fonts/cascadia-code/default.nix

···
-{ lib, fetchurl }:
+{ stdenv, fetchurl }:
 
-let
+stdenv.mkDerivation rec {
   pname = "cascadia-code";
   version = "1911.21";
-in
-fetchurl {
-  name = "${pname}-${version}";
-  url = "https://github.com/microsoft/cascadia-code/releases/download/v${version}/Cascadia.ttf";
+
+  srcs = [
+    (fetchurl {
+      url = "https://github.com/microsoft/cascadia-code/releases/download/v${version}/Cascadia.ttf";
+      sha256 = "1m5ymbngjg3n1g3p6vhcq7d825bwwln9afih651ar3jn7j9njnyg";
+     })
+    (fetchurl {
+      url = "https://github.com/microsoft/cascadia-code/releases/download/v${version}/CascadiaMono.ttf";
+      sha256 = "0vkhm6rhspzd1iayxrzaag099wsc94azfqa3ips7f4x9s8fmbp80";
+    })
+    (fetchurl {
+      url = "https://github.com/microsoft/cascadia-code/releases/download/v${version}/CascadiaMonoPL.ttf";
+      sha256 = "0xxqd8m2ydn97jngp1a3ik1mzpjbm65pfq02a82gfbbvajq5d673";
+    })
+    (fetchurl {
+      url = "https://github.com/microsoft/cascadia-code/releases/download/v${version}/CascadiaPL.ttf";
+      sha256 = "1s83c9flvifd05nbhnk8knwnik7p621sr7i94smknigc7d72wqav";
+    })
+  ];
 
-  downloadToTemp = true;
-  recursiveHash = true;
+  unpackCmd = ''
+    ttfName=$(basename $(stripHash $curSrc))
+    cp $curSrc ./$ttfName
+  '';
 
-  postFetch = ''
-    install -Dm444 $downloadedFile $out/share/fonts/truetype/Cascadia.ttf
+  sourceRoot = ".";
+
+  installPhase = ''
+    install -Dm444 -t $out/share/fonts/truetype *.ttf
   '';
 
-  sha256 = "0b41xkpqx4ybpw5ar8njy0yznbk0hwf1ypigxf8f16chsfim7dkr";
+  outputHashAlgo = "sha256";
+  outputHashMode = "recursive";
+  outputHash = "1gkjs7qa409r4ykdy4ik8i0c3z49hzpklw6kyijhhifhyyyzhz4h";
 
-  meta = with lib; {
+  meta = with stdenv.lib; {
     description = "Monospaced font that includes programming ligatures and is designed to enhance the modern look and feel of the Windows Terminal";
     homepage = "https://github.com/microsoft/cascadia-code";
     license = licenses.ofl;