Neovim: Difference between revisions

imported>Onny
mNo edit summary
imported>Ncfavier
m (Fix code snippets)
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[https://nixos.wiki/wiki/Home_Manager Home Manager] has a module for Neovim, which can be enabled via
[https://nixos.wiki/wiki/Home_Manager Home Manager] has a module for Neovim, which can be enabled via


  programs.neovim = {
<syntaxhighlight lang="nix">
    enable = true;
programs.neovim = {
    extraConfig = <nowiki>''</nowiki>
  enable = true;
      set number relativenumber
  extraConfig = ''
    <nowiki>''</nowiki>;
    set number relativenumber
  };
  '';
};
</syntaxhighlight>


More information about the module can be found here: [https://nix-community.github.io/home-manager/options.html#opt-programs.neovim.enable Home Manager Manual].
More information about the module can be found here: [https://nix-community.github.io/home-manager/options.html#opt-programs.neovim.enable Home Manager Manual].
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If you do not use Home Manager, you can use the following code in your NixOS configuration:
If you do not use Home Manager, you can use the following code in your NixOS configuration:


  programs.neovim = {
<syntaxhighlight lang="nix">
    enable = true;
programs.neovim = {
    defaultEditor = true;
  enable = true;
  };
  defaultEditor = true;
};
</syntaxhighlight>


You can also manually add Neovim to your packages. This should only be used if the two version above do not work for you.
You can also manually add Neovim to your packages. This should only be used if the two version above do not work for you.


  environment.systemPackages = [ pkgs.neovim ];
<syntaxhighlight lang="nix">
environment.systemPackages = [ pkgs.neovim ];
</syntaxhighlight>


== Configuration ==
== Configuration ==
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You can copy your old config or directly load your default Neovim config via:
You can copy your old config or directly load your default Neovim config via:


  programs.neovim.extraConfig = lib.fileContents ../path/to/your/init.vim;
<syntaxhighlight lang="nix">
programs.neovim.extraConfig = lib.fileContents ../path/to/your/init.vim;
</syntaxhighlight>


To use Neovim as your default editor, you can set the <code>EDITOR</code> [https://search.nixos.org/options?show=environment.variables&type=packages&query=environment.variables environmental variable] to "nvim" by adding the following to your NixOS configuration:
To use Neovim as your default editor, you can set the <code>EDITOR</code> [https://search.nixos.org/options?show=environment.variables&type=packages&query=environment.variables environmental variable] to "nvim" by adding the following to your NixOS configuration:


  environment.variables.EDITOR = "nvim";
<syntaxhighlight lang="nix">
environment.variables.EDITOR = "nvim";
</syntaxhighlight>


The Home Manager module does also expose options to automatically add <code>vi</code> and <code>vim</code> aliases.
The Home Manager module does also expose options to automatically add <code>vi</code> and <code>vim</code> aliases.
To use them, add the following to your Home Manager configuration:
To use them, add the following to your Home Manager configuration:


  programs.neovim = {
<syntaxhighlight lang="nix">
    viAlias = true;
programs.neovim = {
    vimAlias = true;
  viAlias = true;
  };
  vimAlias = true;
};
</syntaxhighlight>


==== Installing Plugins ====
==== Installing Plugins ====
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You can add only the plugin, or the plugin with its corresponding config:
You can add only the plugin, or the plugin with its corresponding config:


  programs.neovim.plugins = [
<syntaxhighlight lang="nix">
    pkgs.vimPlugins.nvim-tree-lua
programs.neovim.plugins = [
    {
  pkgs.vimPlugins.nvim-tree-lua
      plugin = pkgs.vimPlugins.vim-startify;
  {
      config = "let g:startify_change_to_vcs_root = 0";
    plugin = pkgs.vimPlugins.vim-startify;
    }
    config = "let g:startify_change_to_vcs_root = 0";
  ];
  }
];
</syntaxhighlight>


If you only add the plugin, you can add the configuration as described above.
If you only add the plugin, you can add the configuration as described above.
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The following example configures RC commands and enables the plugin <code>vim-nix</code> to support syntax highlighting for Nix files
The following example configures RC commands and enables the plugin <code>vim-nix</code> to support syntax highlighting for Nix files


  programs.neovim = {
<syntaxhighlight lang="nix">
    enable = true;
programs.neovim = {
    configure = {
  enable = true;
      customRC = ''
  configure = {
        set number
    customRC = ''
        set cc=80
      set number
        set list
      set cc=80
        set listchars=tab:→\ ,space:·,nbsp:␣,trail:•,eol:¶,precedes:«,extends:»
      set list
        if &diff
      set listchars=tab:→\ ,space:·,nbsp:␣,trail:•,eol:¶,precedes:«,extends:»
          colorscheme blue
      if &diff
        endif
        colorscheme blue
      '';
      endif
      packages.myVimPackage = with pkgs.vimPlugins; {
    '';
        start = [ vim-nix ];
    packages.myVimPackage = with pkgs.vimPlugins; {
      };
      start = [ vim-nix ];
     };
     };
   };
   };
};
</syntaxhighlight>


Similarly to the Home Manager module, to set Neovim as your default editor you have to set the <code>EDITOR</code> environment variable like this:
Similarly to the Home Manager module, to set Neovim as your default editor you have to set the <code>EDITOR</code> environment variable like this:


  environment.variables.EDITOR = "nvim";
<syntaxhighlight lang="nix">
environment.variables.EDITOR = "nvim";
</syntaxhighlight>


Further, the NixOS module does also expose options to automatically add <code>vi</code> and <code>vim</code> aliases.
Further, the NixOS module does also expose options to automatically add <code>vi</code> and <code>vim</code> aliases.
To use them, add the following to your NixOS configuration:
To use them, add the following to your NixOS configuration:


  programs.neovim = {
<syntaxhighlight lang="nix">
    viAlias = true;
programs.neovim = {
    vimAlias = true;
  viAlias = true;
  };
  vimAlias = true;
};
</syntaxhighlight>


== Tips and tricks ==
== Tips and tricks ==
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Due to how the `runtimepath` for Lua modules is [https://github.com/nanotee/nvim-lua-guide#a-note-about-packages processed], your configuration may require <code>packadd! plugin-name</code> to require a module. A home-manager example:
Due to how the `runtimepath` for Lua modules is [https://github.com/nanotee/nvim-lua-guide#a-note-about-packages processed], your configuration may require <code>packadd! plugin-name</code> to require a module. A home-manager example:


  programs.neovim = {
<syntaxhighlight lang="nix">
    plugins = [
programs.neovim = {
      {
  plugins = [
        plugin = nvim-colorizer-lua
    {
        config = <nowiki>''</nowiki>
      plugin = nvim-colorizer-lua
          packadd! nvim-colorizer.lua
      config = ''
          lua require 'colorizer'.setup()
        packadd! nvim-colorizer.lua
        <nowiki>''</nowiki>;
        lua require 'colorizer'.setup()
      }
      '';
    ];
    }
  }
  ];
}
</syntaxhighlight>


== See Also ==
== See Also ==