nix-dotfiles/programs/kakoune.nix

{
  enable = true;
  defaultEditor = true;
  config = {
    colorScheme = "tomorrow-night";
    numberLines = {
      enable = true;
      highlightCursor = true;
    };
    hooks = [
      {
        name = "BufSetOption";
        option = "filetype=latex";
        commands = ''
          set-option buffer makecmd latexmk -pvc -pdf -e '$pdf_previewer="xdg-open %S"' -e '$pdflatex="pdflatex -interaction=nonstopmode -synctex=1 %O %S"' %opt{documentsrc}
        '';
      }
    ];
    keyMappings = [
        # Define usermode yank/copy and paste
        {
            key = "y";
            mode = "user";
            effect = "<a-|> wl-copy<ret>";
        }
        {
            key = "p";
            mode = "user";
            effect = "<a-!> wl-paste<ret>;d"; # ;d at the end since newline inserted
        }
        {
            key = "P";
            mode = "user";
            effect = "! wl-paste<ret>;d"; # ;d at the end since newline inserted
        }
    ];
  };
  extraConfig = ''
    eval %sh{kak-lsp --kakoune -s $kak_session}
    lsp-enable
  '';
}