{ lib, config, ... }: with lib; with builtins; let cfg = config.vim.autocomplete; lspkindEnabled = config.vim.lsp.enable && config.vim.lsp.lspkind.enable; self = import ./nvim-cmp.nix {inherit lib;}; mappingDefinitions = self.options.vim.autocomplete.mappings; mappings = addDescriptionsToMappings cfg.mappings mappingDefinitions; builtSources = concatMapStringsSep "\n" (n: "{ name = '${n}'},") (attrNames cfg.sources); builtMaps = concatStringsSep "\n" (mapAttrsToList (n: v: if v == null then "" else "${n} = '${v}',") cfg.sources); dagPlacement = if lspkindEnabled then nvim.dag.entryAfter ["lspkind"] else nvim.dag.entryAnywhere; in { config = mkIf cfg.enable { vim.startPlugins = [ "nvim-cmp" "cmp-buffer" "cmp-vsnip" "cmp-path" "vim-vsnip" ]; vim.autocomplete.sources = { "nvim-cmp" = null; "vsnip" = "[VSnip]"; "buffer" = "[Buffer]"; "crates" = "[Crates]"; "path" = "[Path]"; "copilot" = "[Copilot]"; }; vim.maps.insert = mkMerge [ (mkSetLuaBinding mappings.complete '' require('cmp').complete '') (mkSetLuaBinding mappings.confirm '' function() if not require('cmp').confirm({ select = true }) then local termcode = vim.api.nvim_replace_termcodes(${builtins.toJSON mappings.confirm.value}, true, false, true) vim.fn.feedkeys(termcode, 'n') end end '') (mkSetLuaBinding mappings.next '' function() local has_words_before = function() local line, col = unpack(vim.api.nvim_win_get_cursor(0)) return col ~= 0 and vim.api.nvim_buf_get_lines(0, line - 1, line, true)[1]:sub(col, col):match("%s") == nil end local cmp = require('cmp') local feedkey = function(key, mode) vim.api.nvim_feedkeys(vim.api.nvim_replace_termcodes(key, true, true, true), mode, true) end if cmp.visible() then cmp.select_next_item() elseif vim.fn['vsnip#available'](1) == 1 then feedkey("<Plug>(vsnip-expand-or-jump)", "") elseif has_words_before() then cmp.complete() else local termcode = vim.api.nvim_replace_termcodes(${builtins.toJSON mappings.next.value}, true, false, true) vim.fn.feedkeys(termcode, 'n') end end '') (mkSetLuaBinding mappings.previous '' function() local cmp = require('cmp') local feedkey = function(key, mode) vim.api.nvim_feedkeys(vim.api.nvim_replace_termcodes(key, true, true, true), mode, true) end if cmp.visible() then cmp.select_prev_item() elseif vim.fn['vsnip#available'](-1) == 1 then feedkeys("<Plug>(vsnip-jump-prev)", "") end end '') (mkSetLuaBinding mappings.close '' require('cmp').mapping.abort() '') (mkSetLuaBinding mappings.scrollDocsUp '' require('cmp').mapping.scroll_docs(-4) '') (mkSetLuaBinding mappings.scrollDocsDown '' require('cmp').mapping.scroll_docs(4) '') ]; vim.maps.command = mkMerge [ (mkSetLuaBinding mappings.complete '' require('cmp').complete '') (mkSetLuaBinding mappings.close '' require('cmp').mapping.close() '') (mkSetLuaBinding mappings.scrollDocsUp '' require('cmp').mapping.scroll_docs(-4) '') (mkSetLuaBinding mappings.scrollDocsDown '' require('cmp').mapping.scroll_docs(4) '') ]; vim.maps.select = mkMerge [ (mkSetLuaBinding mappings.next '' function() local cmp = require('cmp') local has_words_before = function() local line, col = unpack(vim.api.nvim_win_get_cursor(0)) return col ~= 0 and vim.api.nvim_buf_get_lines(0, line - 1, line, true)[1]:sub(col, col):match("%s") == nil end local feedkey = function(key, mode) vim.api.nvim_feedkeys(vim.api.nvim_replace_termcodes(key, true, true, true), mode, true) end if cmp.visible() then cmp.select_next_item() elseif vim.fn['vsnip#available'](1) == 1 then feedkey("<Plug>(vsnip-expand-or-jump)", "") elseif has_words_before() then cmp.complete() else local termcode = vim.api.nvim_replace_termcodes(${builtins.toJSON mappings.next.value}, true, false, true) vim.fn.feedkeys(termcode, 'n') end end '') (mkSetLuaBinding mappings.previous '' function() local cmp = require('cmp') local feedkey = function(key, mode) vim.api.nvim_feedkeys(vim.api.nvim_replace_termcodes(key, true, true, true), mode, true) end if cmp.visible() then cmp.select_prev_item() elseif vim.fn['vsnip#available'](-1) == 1 then feedkeys("<Plug>(vsnip-jump-prev)", "") end end '') ]; # TODO: alternative snippet engines to vsnip # https://github.com/hrsh7th/nvim-cmp/blob/main/doc/cmp.txt#L82 vim.luaConfigRC.completion = mkIf (cfg.type == "nvim-cmp") (dagPlacement '' local nvim_cmp_menu_map = function(entry, vim_item) -- name for each source vim_item.menu = ({ ${builtMaps} })[entry.source.name] print(vim_item.menu) return vim_item end ${optionalString lspkindEnabled '' lspkind_opts.before = ${cfg.formatting.format} ''} local cmp = require'cmp' cmp.setup({ ${optionalString (config.vim.ui.borders.enable) '' -- explicitly enabled by setting ui.borders.enable = true -- TODO: try to get nvim-cmp to follow global border style window = { completion = cmp.config.window.bordered(), documentation = cmp.config.window.bordered(), }, ''} snippet = { expand = function(args) vim.fn["vsnip#anonymous"](args.body) end, }, sources = { ${builtSources} }, completion = { completeopt = 'menu,menuone,noinsert', }, formatting = { format = ${ if lspkindEnabled then "lspkind.cmp_format(lspkind_opts)" else cfg.formatting.format }, } }) ${optionalString (config.vim.autopairs.enable && config.vim.autopairs.type == "nvim-autopairs") '' local cmp_autopairs = require('nvim-autopairs.completion.cmp') cmp.event:on('confirm_done', cmp_autopairs.on_confirm_done({ map_char = { text = ""} })) ''} ''); vim.snippets.vsnip.enable = if (cfg.type == "nvim-cmp") then true else config.vim.snippets.vsnip.enable; }; }