idiosyn/home/config/nil/editor.nix

{ ... }: { config, lib, ... }: {
  programs.helix = {
    enable = true;
    defaultEditor = true;
    settings = {
      editor = {
        auto-pairs = {
          "“" = "”";
          "‘" = "’";
          "„" = "“";
          "‚" = "‘";
        };

        whitespace = {
          render = {
            nbsp = "all";
            nnbsp = "all";
            tab = "all";
          };

          characters = {
            nbsp = "␣";
            nnbsp = "⍽";
            tab = "»";
            tabpad = "·";
          };
        };
      };

      keys.normal = {
        minus = "command_mode";

        r = "move_char_left";
        n = "move_visual_line_down";
        t = "move_visual_line_up";
        h = "move_char_right";

        p = "move_prev_word_start";
        w = "move_next_word_start";
        l = "move_next_word_end";
        P = "move_prev_long_word_start";
        W = "move_next_long_word_start";
        L = "move_next_long_word_end";

        z = "replace";
        Z = "replace_with_yanked";

        s = "paste_after";
        S = "paste_before";

        x = "extend_line_below";
        X = "extend_to_line_bounds";
        A-X = "shrink_to_line_bounds";

        e = "change_selection";
        A-e = "change_selection_noyank";

        N = "join_selections";
        A-N = "join_selections_space";

        ";" = "search_next";
        ":" = "search_prev";
      };
    };
  };
}