improvement: use builtins.toJSON wherever possible

configs/packages/haskell/default.nix

@@ -10,14 +10,14 @@
       :set -Wall
     '';
       # :def unpl \x -> return $ ":!${pkgs.haskellPackages.pointful}/bin/pointful \"" ++ x ++ "\""
-    ".stack/config.yaml".text = let user = config.niveum.user; in ''
+    ".stack/config.yaml".text = let user = config.niveum.user; in builtins.toJSON {
-      templates:
+        templates.params = {
-        params:
+          author-name = user.name;
-          author-name: ${user.name}
+          author-email = user.email;
-          author-email: ${user.email}
+          copyright = "Copyright: (c) 2019 ${user.name}";
-          copyright: 'Copyright: (c) 2019 ${user.name}'
+          github-username = user.github;
-          github-username: ${user.github}
+        };
-    '';
+      };
   };
 
   services.hoogle = {

systems/catullus/configuration.nix

@@ -7,65 +7,79 @@ let
     wilde = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIDyTnGhFq0Q+vghNhrqNrAyY+CsN7nNz8bPfiwIwNpjk kfm@wilde";
   };
   unstable = import <nixos-unstable> {};
-  wtf-config = pkgs.writeText "config.yml" ''
+  wtf-config = pkgs.writeText "config.yml" (builtins.toJSON {
-    wtf:
+    wtf = {
-      colors:
+      colors = {
-        background: black
+        background = "black";
-        border:
+        border = {
-          focusable: darkslateblue
+          focusable = "darkslateblue";
-          focused: orange
+          focused = "orange";
-          normal: gray
+          normal = "gray";
-      grid:
+        };
-        columns: [40, 54]
+      };
-        rows: [10, 20]
+      grid = {
-      refreshInterval: 1
+        columns = [40 54];
-      mods:
+        rows = [10 20];
-        clocks:
+      };
-          colors:
+      refreshInterval = 1;
-            rows:
+      mods = {
-              even: "lightblue"
+        clocks = {
-              odd: "white"
+          colors.rows = {
-          enabled: true
+            even = "lightblue";
-          locations:
+            odd = "white";
-            Berlin: Europe/Berlin
+          };
-            London: Europe/London
+          enabled = true;
-            Moscow: Europe/Moscow
+          locations = {
-            New York: America/New York
+            "Berlin" = "Europe/Berlin";
-          position:
+            "London" = "Europe/London";
-            top: 0
+            "Moscow" = "Europe/Moscow";
-            left: 0
+            "New York" = "America/New York";
-            height: 1
+          };
-            width: 1
+          position = {
-          refreshInterval: 15
+            top = 0;
-          sort: "alphabetical"
+            left = 0;
-        security:
+            height = 1;
-          enabled: true
+            width = 1;
-          position:
+          };
-            top: 1
+          refreshInterval = 15;
-            left: 0
+          sort = "alphabetical";
-            height: 1
+        };
-            width: 1
+        security = {
-          refreshInterval: 300
+          enabled = true;
-        prettyweather:
+          position = {
-          enabled: true
+            top = 1;
-          city: Berlin
+            left = 0;
-          position:
+            height = 1;
-            top: 0
+            width = 1;
-            left: 1
+          };
-            height: 1
+          refreshInterval = 300;
-            width: 1
+        };
-          refreshInterval: 3600
+        prettyweather = {
-        cmdrunner:
+          enabled = true;
-          enabled: true
+          city = "Berlin";
-          args: ["status"]
+          position = {
-          cmd: traadfri
+            top = 0;
-          position:
+            left = 1;
-            top: 1
+            height = 1;
-            left: 1
+            width = 1;
-            height: 1
+          };
-            width: 1
+          refreshInterval = 300;
-          refreshInterval: 2
+        };
-  '';
+        cmdrunner = {
+          enabled = true;
+          args = [ "status" ];
+          cmd = "traadfri";
+          position = {
+            top = 1;
+            left = 1;
+            height = 1;
+            width = 1;
+          };
+          refreshInterval = 2;
+        };
+      };
+    };
+  });
 in {
   imports = [
     ./hardware-configuration.nix