Configure auto-completion for Neovim

Changes

2 changed files (+55/-3)

• essentials/neovim.nix
  • @@ -67,6 +67,7 @@ integrations = {
    indent_blankline = { enabled = true, }, + cmp = true, }, })
• webdev/neovim.nix
  • @@ -10,28 +10,40 @@ programs = {
    neovim = { plugins = with pkgs.vimPlugins; [ { + plugin = cmp-nvim-lsp; + } + { plugin = nvim-lspconfig; type = "lua"; config = '' -- Based on https://github.com/neovim/nvim-lspconfig#suggested-configuration + local capabilities = require("cmp_nvim_lsp").default_capabilities() local lspconfig = require("lspconfig") -- Elm - lspconfig.elmls.setup {} + lspconfig.elmls.setup { + capabilities = capabilities, + } -- TypeScript lspconfig.tsserver.setup { root_dir = lspconfig.util.root_pattern("tsconfig.json"), single_file_support = false, + capabilities = capabilities, } -- Deno lspconfig.denols.setup { root_dir = lspconfig.util.root_pattern("deno.json"), + capabilities = capabilities, } -- CSS - lspconfig.cssls.setup {} + lspconfig.cssls.setup { + capabilities = capabilities, + } -- HTML - lspconfig.html.setup {} + lspconfig.html.setup { + capabilities = capabilities, + } -- LSP key mappings vim.api.nvim_create_autocmd("LspAttach", {
  • @@ -49,6 +61,45 @@ {
    border = "single", } ) + ''; + } + { + plugin = nvim-cmp; + type = "lua"; + config = '' + local cmp = require("cmp") + + cmp.setup({ + window = { + completion = cmp.config.window.bordered(), + documentation = cmp.config.window.bordered(), + }, + mapping = cmp.mapping.preset.insert({ + ["<CR>"] = cmp.mapping.confirm { + behavior = cmp.ConfirmBehavior.Replace, + select = true, + }, + ["<Tab>"] = cmp.mapping(function(fallback) + if cmp.visible() then + cmp.select_next_item() + return + end + + fallback() + end, { "i", "s" }), + ["<S-Tab>"] = cmp.mapping(function(fallback) + if cmp.visible() then + cmp.select_prev_item() + return + end + + fallback() + end, { "i", "s" }), + }), + sources = { + { name = "nvim_lsp" } + }, + }) ''; } ];