ledger: init plugin

plugins/languages/ledger.nix

@@ -0,0 +1,33 @@
+{ pkgs, lib, ... }@args:
+with lib; with import ../helpers.nix { lib = lib; };
+mkPlugin args {
+  name = "ledger";
+  description = "Enable ledger language features";
+  extraPlugins = [ pkgs.vimPlugins.vim-ledger ];
+
+  options = {
+    maxWidth = mkDefaultOpt {
+      global = "ledger_maxwidth";
+      description = "Number of columns to display foldtext";
+      type = types.int;
+    };
+
+    fillString = mkDefaultOpt {
+      global = "ledger_fillstring";
+      description = "String used to fill the space between account name and amount in the foldtext";
+      type = types.int;
+    };
+
+    detailedFirst = mkDefaultOpt {
+      global = "ledger_detailed_first";
+      description = "Account completion sorted by depth instead of alphabetically";
+      type = types.bool;
+    };
+
+    foldBlanks = mkDefaultOpt {
+      global = "ledger_fold_blanks";
+      description = "Hide blank lines following a transaction on a fold";
+      type = types.bool;
+    };
+  };
+}