plugins: Add ccc (new PR) (nix-community#1365)

lib/maintainers.nix

@@ -32,4 +32,14 @@
       {fingerprint = "0821 8B96 DC73 85E5 BB7C  A535 D264 3BD2 13BC 0FA8";}
     ];
   };
+  JanKremer = {
+    email = "mail@jankremer.eu";
+    matrix = "@jankremer:matrix.org";
+    github = "janurskremer";
+    githubId = 79042825;
+    name = "Jan Kremer";
+    keys = [
+      {fingerprint = "20AF 0A65 9F2B 93AD 9184  15D1 A7DA 689C B3B0 78EC";}
+    ];
+  };
 }

plugins/default.nix

@@ -125,6 +125,7 @@
     ./utils/bacon.nix
     ./utils/baleia.nix
     ./utils/better-escape.nix
+    ./utils/ccc.nix
     ./utils/clipboard-image.nix
     ./utils/comment.nix
     ./utils/commentary.nix

plugins/utils/ccc.nix

@@ -0,0 +1,54 @@
+{
+  lib,
+  helpers,
+  config,
+  pkgs,
+  ...
+}:
+helpers.neovim-plugin.mkNeovimPlugin config {
+  name = "ccc";
+  originalName = "ccc.nvim";
+  defaultPackage = pkgs.vimPlugins.ccc-nvim;
+
+  maintainers = [helpers.maintainers.JanKremer];
+
+  settingsOptions = {
+    default_color = helpers.defaultNullOpts.mkStr "#000000" ''
+      The default color used when a color cannot be picked. It must be HEX format.
+    '';
+
+    highlight_mode = helpers.defaultNullOpts.mkEnum ["fg" "bg" "foreground" "background"] "bg" ''
+      Option to highlight text foreground or background. It is used to
+      `output_line` and `highlighter`.
+    '';
+
+    lsp = helpers.defaultNullOpts.mkBool true ''
+      Whether to enable LSP support. The color information is updated in the
+      background and the result is used by `:CccPick` and highlighter.
+    '';
+
+    highlighter = {
+      auto_enable = helpers.defaultNullOpts.mkBool false ''
+        Whether to enable automatically on `BufEnter`.
+      '';
+
+      lsp = helpers.defaultNullOpts.mkBool true ''
+        If true, highlight using LSP. If a language server with the color
+        provider is not attached to a buffer, it falls back to highlight with
+        pickers. See also `:help ccc-option-lsp`.
+      '';
+    };
+  };
+
+  settingsExample = {
+    default_color = "#FFFFFF";
+    highlight_mode = "fg";
+    lsp = false;
+    highlighter = {
+      auto_enable = true;
+      lsp = false;
+    };
+  };
+
+  extraConfig = cfg: {opts.termguicolors = lib.mkDefault true;};
+}

tests/test-sources/plugins/utils/ccc.nix

@@ -0,0 +1,20 @@
+{
+  empty = {
+    plugins.ccc.enable = true;
+  };
+
+  example = {
+    plugins.ccc = {
+      enable = true;
+      settings = {
+        default_color = "#FFFFFF";
+        highlight_mode = "fg";
+        lsp = true;
+        highlighter = {
+          auto_enable = true;
+          lsp = true;
+        };
+      };
+    };
+  };
+}