104 lines
3.1 KiB
Nix
104 lines
3.1 KiB
Nix
{ config, lib, pkgs, ... }:
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let
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inherit (lib.nix2lua) pipe1 var call call0;
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cfg = config.plugins.nvim-cmp;
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inherit (config.plugins) snippet language-server;
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in
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{
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options.plugins.nvim-cmp = with lib; {
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enable = mkEnableOption "nvim-cmp";
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package = mkPackageOption pkgs.vimPlugins "nvim-cmp" { };
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settings = mkOption {
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type = types.attrs;
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default = { };
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};
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};
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config = lib.mkIf cfg.enable (lib.mkMerge [
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{
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assertions = [
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{
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assertion = snippet.luasnip.enable || snippet.snippy.enable || snippet.vsnip.enable || snippet.ultisnips.enable;
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message = "One of snippet backend (luasnip, snippy, vsnip, ultisnip) is required to use nvim-cmp";
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}
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];
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}
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# Backend dependencies
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(lib.mkIf snippet.luasnip.enable {
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plugin.cmp_luasnip = { };
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})
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(lib.mkIf snippet.snippy.enable {
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plugin.cmp-snippy = { };
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})
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(lib.mkIf snippet.vsnip.enable {
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plugin.cmp-vsnip = { };
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})
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(lib.mkIf snippet.ultisnips.enable {
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plugin.cmp-nvim-ultisnips = { };
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})
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# Lsp configuration
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(lib.mkIf language-server.lspconfig.enable {
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plugin.cmp-nvim-lsp = {
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name = "cmp_nvim_lsp";
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};
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plugins.language-server.lspconfig.defaultServerSettings.capabilities =
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pipe1 config.plugin.cmp-nvim-lsp.var (call0 "default_capabilities");
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})
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# Base configuration
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{
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vim.opt.completeopt = [ "menu" "menuone" "noselect" ];
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fn.nvim-cmp-snippet-expand = {
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args = [ "args" ];
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content = { args }:
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let body = pipe1 args "body"; in {
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extra =
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if snippet.luasnip.enable then
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pipe1 config.plugin.luasnip.var (call "lsp_expand" body)
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else if snippet.vsnip.enable then
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call "vim.fn[\"${config.plugin.vim-vsnip.name}#anonymous\"]" body
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else if snippet.snippy.enable then
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pipe1 config.plugin.nvim-snippy.var (call "expand_snipped" body)
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else if snippet.ultisnips.enable then
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call "vim.fn[\"${config.plugin.ultisnips.name}#Anon\"]" body
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else
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call "vim.snippet.expand" body; # For native neovim snippets (Neovim v0.10+);
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};
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};
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plugin.nvim-cmp = rec {
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name = "cmp";
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varName = name;
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package = cfg.package;
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setupSettings = lib.mkMerge [
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{
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mapping = call0 "${varName}.mapping.preset.insert";
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sources =
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lib.optional language-server.lspconfig.enable { name = "nvim_lsp"; group_index = 1; }
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++ lib.optional snippet.luasnip.enable { name = "luasnip"; group_index = 5; }
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++ lib.optional snippet.snippy.enable { name = "snippy"; group_index = 5; }
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++ lib.optional snippet.vsnip.enable { name = "vsnip"; group_index = 5; }
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++ lib.optional snippet.ultisnips.enable { name = "ultisnips"; group_index = 5; }
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++ [{ name = "buffer"; group_index = 10; max_item_count = 10; }];
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}
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cfg.settings
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{ snippet.expand = config.fn.nvim-cmp-snippet-expand.lambda; }
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];
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};
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}
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]);
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}
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