vivid: replace theme content from yaml with json

modules/programs/vivid.nix

@@ -23,7 +23,10 @@ let
   yamlFormat = pkgs.formats.yaml { };
 in
 {
-  meta.maintainers = with lib.hm.maintainers; [ aguirre-matteo ];
+  meta.maintainers = [
+    lib.hm.maintainers.aguirre-matteo
+    lib.maintainers.arunoruto
+  ];
 
   options.programs.vivid = {
     enable = mkEnableOption "vivid";
@@ -34,7 +37,14 @@ in
     enableFishIntegration = mkFishIntegrationOption { inherit config; };
 
     colorMode = mkOption {
-      type = with types; nullOr str;
+      type =
+        with types;
+        nullOr (
+          either str (enum [
+            "8-bit"
+            "24-bit"
+          ])
+        );
       default = null;
       example = "8-bit";
       description = ''
@@ -135,7 +145,7 @@ in
       // (lib.mapAttrs' (
         name: value:
         lib.nameValuePair "vivid/themes/${name}.yml" {
-          source = if lib.isAttrs value then yamlFormat.generate "${name}.yml" value else value;
+          source = if lib.isAttrs value then pkgs.writeText "${name}.json" (builtins.toJSON value) else value;
         }
       ) cfg.themes);
 

tests/modules/programs/vivid/themes/tiny.yml

@@ -1,9 +1 @@
-colors:
-  primary: 00aaff
-  secondary: ff00aa
-core:
-  directory:
-    foreground: primary
-  executable-file:
-    font-style: bold
-    foreground: secondary
+{"colors":{"primary":"00aaff","secondary":"ff00aa"},"core":{"directory":{"foreground":"primary"},"executable-file":{"font-style":"bold","foreground":"secondary"}}}