home-manager/modules/programs/neovim.nix
2020-04-09 19:27:57 +02:00

219 lines
6 KiB
Nix

{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.programs.neovim;
extraPythonPackageType = mkOptionType {
name = "extra-python-packages";
description = "python packages in python.withPackages format";
check = with types; (x: if isFunction x
then isList (x pkgs.pythonPackages)
else false);
merge = mergeOneOption;
};
extraPython3PackageType = mkOptionType {
name = "extra-python3-packages";
description = "python3 packages in python.withPackages format";
check = with types; (x: if isFunction x
then isList (x pkgs.python3Packages)
else false);
merge = mergeOneOption;
};
moduleConfigure =
optionalAttrs (cfg.extraConfig != "") {
customRC = cfg.extraConfig;
}
// optionalAttrs (cfg.plugins != []) {
packages.home-manager.start = cfg.plugins;
};
in
{
options = {
programs.neovim = {
enable = mkEnableOption "Neovim";
viAlias = mkOption {
type = types.bool;
default = false;
description = ''
Symlink <command>vi</command> to <command>nvim</command> binary.
'';
};
vimAlias = mkOption {
type = types.bool;
default = false;
description = ''
Symlink <command>vim</command> to <command>nvim</command> binary.
'';
};
vimdiffAlias = mkOption {
type = types.bool;
default = false;
description = ''
Alias <command>vimdiff</command> to <command>nvim -d</command>.
'';
};
withNodeJs = mkOption {
type = types.bool;
default = false;
description = ''
Enable node provider. Set to <literal>true</literal> to
use Node plugins.
'';
};
withPython = mkOption {
type = types.bool;
default = true;
description = ''
Enable Python 2 provider. Set to <literal>true</literal> to
use Python 2 plugins.
'';
};
extraPythonPackages = mkOption {
type = with types; either extraPythonPackageType (listOf package);
default = (_: []);
defaultText = "ps: []";
example = literalExample "(ps: with ps; [ pandas jedi ])";
description = ''
A function in python.withPackages format, which returns a
list of Python 2 packages required for your plugins to work.
'';
};
withRuby = mkOption {
type = types.nullOr types.bool;
default = true;
description = ''
Enable ruby provider.
'';
};
withPython3 = mkOption {
type = types.bool;
default = true;
description = ''
Enable Python 3 provider. Set to <literal>true</literal> to
use Python 3 plugins.
'';
};
extraPython3Packages = mkOption {
type = with types; either extraPython3PackageType (listOf package);
default = (_: []);
defaultText = "ps: []";
example = literalExample "(ps: with ps; [ python-language-server ])";
description = ''
A function in python.withPackages format, which returns a
list of Python 3 packages required for your plugins to work.
'';
};
package = mkOption {
type = types.package;
default = pkgs.neovim-unwrapped;
defaultText = literalExample "pkgs.neovim-unwrapped";
description = "The package to use for the neovim binary.";
};
finalPackage = mkOption {
type = types.package;
visible = false;
readOnly = true;
description = "Resulting customized neovim package.";
};
configure = mkOption {
type = types.attrs;
default = {};
example = literalExample ''
configure = {
customRC = $''''
" here your custom configuration goes!
$'''';
packages.myVimPackage = with pkgs.vimPlugins; {
# loaded on launch
start = [ fugitive ];
# manually loadable by calling `:packadd $plugin-name`
opt = [ ];
};
};
'';
description = ''
Generate your init file from your list of plugins and custom commands,
and loads it from the store via <command>nvim -u /nix/store/hash-vimrc</command>
</para><para>
This option is mutually exclusive with <varname>extraConfig</varname>
and <varname>plugins</varname>.
'';
};
extraConfig = mkOption {
type = types.lines;
default = "";
example = ''
set nocompatible
set nobackup
'';
description = ''
Custom vimrc lines.
</para><para>
This option is mutually exclusive with <varname>configure</varname>.
'';
};
plugins = mkOption {
type = with types; listOf package;
default = [ ];
example = literalExample "[ pkgs.vimPlugins.yankring ]";
description = ''
List of vim plugins to install.
</para><para>
This option is mutually exclusive with <varname>configure</varname>.
'';
};
};
};
config = mkIf cfg.enable {
assertions = [
{
assertion = cfg.configure == { } || moduleConfigure == { };
message = "The programs.neovim option configure is mutually exclusive"
+ " with extraConfig and plugins.";
}
];
home.packages = [ cfg.finalPackage ];
programs.neovim.finalPackage = pkgs.wrapNeovim cfg.package {
inherit (cfg)
extraPython3Packages withPython3
extraPythonPackages withPython
withNodeJs withRuby viAlias vimAlias;
configure = cfg.configure // moduleConfigure;
};
programs.bash.shellAliases = mkIf cfg.vimdiffAlias { vimdiff = "nvim -d"; };
programs.fish.shellAliases = mkIf cfg.vimdiffAlias { vimdiff = "nvim -d"; };
programs.zsh.shellAliases = mkIf cfg.vimdiffAlias { vimdiff = "nvim -d"; };
};
}