From 3f1be6935903c61065f7036f312f574585c9cfe8 Mon Sep 17 00:00:00 2001
From: Philipp Mildenberger <philipp.mildenberger@student.uibk.ac.at>
Date: Fri, 24 Jul 2020 17:15:55 +0200
Subject: nushell: add module (#1333)

---
 modules/misc/news.nix        |  7 +++++
 modules/modules.nix          |  1 +
 modules/programs/nushell.nix | 68 ++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 76 insertions(+)
 create mode 100644 modules/programs/nushell.nix

(limited to 'modules')

diff --git a/modules/misc/news.nix b/modules/misc/news.nix
index 3009ae7bb32..608fcc2b21e 100644
--- a/modules/misc/news.nix
+++ b/modules/misc/news.nix
@@ -1604,6 +1604,13 @@ in
           A new module is available: 'programs.ne'
         '';
       }
+
+      {
+        time = "2020-07-24T15:03:11+00:00";
+        message = ''
+          A new module is available: 'programs.nushell'.
+        '';
+      }
     ];
   };
 }
diff --git a/modules/modules.nix b/modules/modules.nix
index a7054f38179..6d24cb6724c 100644
--- a/modules/modules.nix
+++ b/modules/modules.nix
@@ -95,6 +95,7 @@ let
     (loadModule ./programs/newsboat.nix { })
     (loadModule ./programs/noti.nix { })
     (loadModule ./programs/notmuch.nix { })
+    (loadModule ./programs/nushell.nix { })
     (loadModule ./programs/obs-studio.nix { })
     (loadModule ./programs/offlineimap.nix { })
     (loadModule ./programs/opam.nix { })
diff --git a/modules/programs/nushell.nix b/modules/programs/nushell.nix
new file mode 100644
index 00000000000..1eb42f9515c
--- /dev/null
+++ b/modules/programs/nushell.nix
@@ -0,0 +1,68 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+let
+
+  cfg = config.programs.nushell;
+
+  configFile = config:
+    pkgs.runCommand "config.toml" {
+      buildInputs = [ pkgs.remarshal ];
+      preferLocalBuild = true;
+      allowSubstitutes = false;
+    } ''
+      remarshal -if json -of toml \
+        < ${pkgs.writeText "config.json" (builtins.toJSON config)} \
+        > $out
+    '';
+
+in {
+  meta.maintainers = [ maintainers.Philipp-M ];
+
+  options.programs.nushell = {
+    enable = mkEnableOption "nushell";
+
+    package = mkOption {
+      type = types.package;
+      default = pkgs.nushell;
+      defaultText = literalExample "pkgs.nushell";
+      description = "The package to use for nushell.";
+    };
+
+    settings = mkOption {
+      type = with types;
+        let
+          prim = oneOf [ bool int str ];
+          primOrPrimAttrs = either prim (attrsOf prim);
+          entry = either prim (listOf primOrPrimAttrs);
+          entryOrAttrsOf = t: either entry (attrsOf t);
+          entries = entryOrAttrsOf (entryOrAttrsOf entry);
+        in attrsOf entries // { description = "Nushell configuration"; };
+      default = { };
+      example = literalExample ''
+        {
+          edit_mode = "vi";
+          startup = [ "alias la [] { ls -a }" "alias e [msg] { echo $msg }" ];
+          key_timeout = 10;
+          completion_mode = "circular";
+          no_auto_pivot = true;
+        }
+      '';
+      description = ''
+        Configuration written to
+        <filename>~/.config/nushell/config.toml</filename>.
+        </para><para>
+        See <link xlink:href="https://www.nushell.sh/book/en/configuration.html" /> for the full list
+        of options.
+      '';
+    };
+  };
+
+  config = mkIf cfg.enable {
+    home.packages = [ cfg.package ];
+
+    xdg.configFile."nu/config.toml" =
+      mkIf (cfg.settings != { }) { source = configFile cfg.settings; };
+  };
+}
-- 
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