home-manager/modules/programs/neovim.nix
Joe Hermaszewski 0e6c61a440
programs.neovim: Set customRC for new nixpkgs (#2039)
Previously with newer nixpkgs revisions extraConfig would not make it into init.nvim
2021-05-27 22:05:20 +02:00

257 lines
7.5 KiB
Nix

{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.programs.neovim;
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;
};
pluginWithConfigType = types.submodule {
options = {
config = mkOption {
type = types.lines;
description = "vimscript for this plugin to be placed in init.vim";
default = "";
};
optional = mkEnableOption "optional" // {
description = "Don't load by default (load with :packadd)";
};
plugin = mkOption {
type = types.package;
description = "vim plugin";
};
};
};
# A function to get the configuration string (if any) from an element of 'plugins'
pluginConfig = p:
if p ? plugin && (p.config or "") != "" then ''
" ${p.plugin.pname or p.plugin.name} {{{
${p.config}
" }}}
'' else
"";
moduleConfigure = {
packages.home-manager = {
start = filter (f: f != null) (map
(x: if x ? plugin && x.optional == true then null else (x.plugin or x))
cfg.plugins);
opt = filter (f: f != null)
(map (x: if x ? plugin && x.optional == true then x.plugin else null)
cfg.plugins);
};
customRC = cfg.extraConfig
+ pkgs.lib.concatMapStrings pluginConfig cfg.plugins;
};
extraMakeWrapperArgs = lib.optionalString (cfg.extraPackages != [ ])
''--suffix PATH : "${lib.makeBinPath cfg.extraPackages}"'';
in {
imports = [
(mkRemovedOptionModule [ "programs" "neovim" "withPython" ]
"Python2 support has been removed from neovim.")
(mkRemovedOptionModule [ "programs" "neovim" "extraPythonPackages" ]
"Python2 support has been removed from neovim.")
];
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.
'';
};
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.attrsOf types.anything;
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 = ''
Deprecated. Please use the other options.
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>.
'';
};
extraPackages = mkOption {
type = with types; listOf package;
default = [ ];
example = "[ pkgs.shfmt ]";
description = "Extra packages available to nvim.";
};
plugins = mkOption {
type = with types; listOf (either package pluginWithConfigType);
default = [ ];
example = literalExample ''
with pkgs.vimPlugins; [
yankring
vim-nix
{ plugin = vim-startify;
config = "let g:startify_change_to_vcs_root = 0";
}
]
'';
description = ''
List of vim plugins to install optionally associated with
configuration to be placed in init.vim.
</para><para>
This option is mutually exclusive with <varname>configure</varname>.
'';
};
};
};
config = let
neovimConfig = pkgs.neovimUtils.makeNeovimConfig {
inherit (cfg)
extraPython3Packages withPython3 withNodeJs withRuby viAlias vimAlias;
configure = cfg.configure // moduleConfigure;
plugins = cfg.plugins;
customRC = cfg.extraConfig;
};
in mkIf cfg.enable {
warnings = optional (cfg.configure != { }) ''
programs.neovim.configure is deprecated.
Other programs.neovim options can override its settings or ignore them.
Please use the other options at your disposal:
configure.packages.*.opt -> programs.neovim.plugins = [ { plugin = ...; optional = true; }]
configure.packages.*.start -> programs.neovim.plugins = [ { plugin = ...; }]
configure.customRC -> programs.neovim.extraConfig
'';
home.packages = [ cfg.finalPackage ];
xdg.configFile."nvim/init.vim".text = neovimConfig.neovimRcContent;
programs.neovim.finalPackage = pkgs.wrapNeovimUnstable cfg.package
(neovimConfig // {
wrapperArgs = (lib.escapeShellArgs neovimConfig.wrapperArgs) + " "
+ extraMakeWrapperArgs;
});
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"; };
};
}