nvim: redo LSP setup to be simpler

now uses more of the built-in LSP functionality built into neovim.

- LSP configurations from the official repo
- downloads LSPs from nix using lazy-lsp
- autocomplete using blink.cmp
- show status using fidget.nvim

stow/.config/nvim/lazy-lock.json

@@ -1,28 +1,23 @@
 {
-  "LuaSnip": { "branch": "master", "commit": "faf3c94a44508cec1b961406d36cc65113ff3b98" },
+  "blink.cmp": { "branch": "main", "commit": "327fff91fe6af358e990be7be1ec8b78037d2138" },
-  "bullets.vim": { "branch": "master", "commit": "8f3259e807c40b91d247f612823295ab99777a65" },
-  "cmp-buffer": { "branch": "main", "commit": "b74fab3656eea9de20a9b8116afa3cfc4ec09657" },
-  "cmp-cmdline": { "branch": "main", "commit": "d126061b624e0af6c3a556428712dd4d4194ec6d" },
-  "cmp-nvim-lsp": { "branch": "main", "commit": "a8912b88ce488f411177fc8aed358b04dc246d7b" },
-  "cmp-path": { "branch": "main", "commit": "c6635aae33a50d6010bf1aa756ac2398a2d54c32" },
-  "cmp_luasnip": { "branch": "master", "commit": "98d9cb5c2c38532bd9bdb481067b20fea8f32e90" },
   "diffview.nvim": { "branch": "main", "commit": "4516612fe98ff56ae0415a259ff6361a89419b0a" },
-  "fidget.nvim": { "branch": "main", "commit": "d9ba6b7bfe29b3119a610892af67602641da778e" },
+  "fidget.nvim": { "branch": "main", "commit": "3f5475949679953af6d78654db29b944fa826e6a" },
-  "fzf-lua": { "branch": "main", "commit": "8adf950093af5361621cf52208d64995b1af78b5" },
+  "friendly-snippets": { "branch": "main", "commit": "572f5660cf05f8cd8834e096d7b4c921ba18e175" },
-  "gitsigns.nvim": { "branch": "main", "commit": "8b729e489f1475615dc6c9737da917b3bc163605" },
+  "fzf-lua": { "branch": "main", "commit": "db3ccffe79480543d8e0f7b0cac0d9b220f9486e" },
-  "headlines.nvim": { "branch": "master", "commit": "bf17c96a836ea27c0a7a2650ba385a7783ed322e" },
+  "gitsigns.nvim": { "branch": "main", "commit": "1ee5c1fd068c81f9dd06483e639c2aa4587dc197" },
-  "image.nvim": { "branch": "master", "commit": "4c51d6202628b3b51e368152c053c3fb5c5f76f2" },
+  "lazy-lsp.nvim": { "branch": "master", "commit": "5ea87155f84629b0bd90853a0d035422d7acd3a5" },
-  "lazy-lsp.nvim": { "branch": "master", "commit": "701893d2d60c7eff894324748073f682065999a2" },
+  "lazy.nvim": { "branch": "main", "commit": "1ea3c4085785f460fb0e46d2fe1ee895f5f9e7c1" },
-  "lazy.nvim": { "branch": "main", "commit": "6c3bda4aca61a13a9c63f1c1d1b16b9d3be90d7a" },
+  "lualine.nvim": { "branch": "master", "commit": "b8c23159c0161f4b89196f74ee3a6d02cdc3a955" },
-  "lualine.nvim": { "branch": "master", "commit": "0c6cca9f2c63dadeb9225c45bc92bb95a151d4af" },
+  "mini.icons": { "branch": "main", "commit": "284798619aed9f4c1ac1b9417b9a5e3b4b85ef3a" },
-  "mini.pick": { "branch": "main", "commit": "f02e64580a547346128799ba667dfc0e29737532" },
+  "mini.pick": { "branch": "main", "commit": "96ee37d07043aeed90ae6ae32733b2d0db8f1c13" },
-  "neogit": { "branch": "master", "commit": "7cec58c9272d61da5d77fe5869e3956b8a91f1eb" },
+  "neogit": { "branch": "master", "commit": "0f48491ae0046796841aaa97d439267982fe72db" },
-  "nvim-cmp": { "branch": "main", "commit": "b5311ab3ed9c846b585c0c15b7559be131ec4be9" },
+  "nvim-lspconfig": { "branch": "master", "commit": "ac98db2f9f06a56498ec890a96928774eae412c3" },
-  "nvim-lspconfig": { "branch": "master", "commit": "f610208989e9c03561f9f601db3133f6ae398fcd" },
+  "nvim-treesitter": { "branch": "master", "commit": "42fc28ba918343ebfd5565147a42a26580579482" },
-  "nvim-treesitter": { "branch": "master", "commit": "066fd6505377e3fd4aa219e61ce94c2b8bdb0b79" },
+  "nvim-web-devicons": { "branch": "master", "commit": "b8221e42cf7287c4dcde81f232f58d7b947c210d" },
-  "nvim-web-devicons": { "branch": "master", "commit": "1fb58cca9aebbc4fd32b086cb413548ce132c127" },
+  "oil.nvim": { "branch": "master", "commit": "919e155fdf38e9148cdb5304faaaf53c20d703ea" },
-  "oil.nvim": { "branch": "master", "commit": "685cdb4ffa74473d75a1b97451f8654ceeab0f4a" },
+  "plenary.nvim": { "branch": "master", "commit": "b9fd5226c2f76c951fc8ed5923d85e4de065e509" },
-  "plenary.nvim": { "branch": "master", "commit": "857c5ac632080dba10aae49dba902ce3abf91b35" },
+  "render-markdown.nvim": { "branch": "main", "commit": "d53856423be5ef3c267d26ee261b0981b372f718" },
   "telescope.nvim": { "branch": "master", "commit": "a0bbec21143c7bc5f8bb02e0005fa0b982edc026" },
-  "tokyonight.nvim": { "branch": "main", "commit": "057ef5d260c1931f1dffd0f052c685dcd14100a3" }
+  "tokyonight.nvim": { "branch": "main", "commit": "d14614cbfc63b6037bfccd48bb982d2ad2003352" },
+  "which-key.nvim": { "branch": "main", "commit": "b4177e3eaf15fe5eb8357ebac2286d488be1ed00" }
 }

stow/.config/nvim/lua/nico/lazy/blink.lua

@@ -0,0 +1,29 @@
+return {
+  'saghen/blink.cmp',
+  dependencies = { 'rafamadriz/friendly-snippets' },
+
+  -- use a release tag to download pre-built binaries
+  version = '1.*',
+  -- AND/OR build from source, requires nightly: https://rust-lang.github.io/rustup/concepts/channels.html#working-with-nightly-rust
+  -- build = 'cargo build --release',
+  -- If you use nix, you can build from source using latest nightly rust with:
+  -- build = 'nix run .#build-plugin',
+
+  opts = {
+    keymap = { preset = 'default' },
+
+    appearance = {
+      nerd_font_variant = 'mono'
+    },
+
+    -- (Default) Only show the documentation popup when manually triggered
+    completion = { documentation = { auto_show = false } },
+
+    sources = {
+      default = { 'lsp', 'path', 'snippets', 'buffer' },
+    },
+
+    fuzzy = { implementation = "prefer_rust_with_warning" }
+  },
+  opts_extend = { "sources.default" }
+}

stow/.config/nvim/lua/nico/lazy/lsp.lua

@@ -1,102 +1,22 @@
 return {
   "neovim/nvim-lspconfig",
   dependencies = {
-        "hrsh7th/cmp-nvim-lsp",
+    "j-hui/fidget.nvim",      -- lsp status
-        "hrsh7th/cmp-buffer",
+    "dundalek/lazy-lsp.nvim", -- load LSPs from nix
-        "hrsh7th/cmp-path",
-        "hrsh7th/cmp-cmdline",
-        "hrsh7th/nvim-cmp",
-        "L3MON4D3/LuaSnip",
-        "saadparwaiz1/cmp_luasnip",
-        "j-hui/fidget.nvim",
-        "dundalek/lazy-lsp.nvim",
   },
-
   config = function()
-        local cmp = require('cmp')
+    require("fidget").setup {}
-        local cmp_lsp = require("cmp_nvim_lsp")
+    require("lazy-lsp").setup {}
-        local capabilities = vim.tbl_deep_extend(
-            "force",
-            {},
-            vim.lsp.protocol.make_client_capabilities(),
-            cmp_lsp.default_capabilities())
 
-        require("fidget").setup({})
+    vim.lsp.enable({
-
+      'gopls',         -- go
-        require("lazy-lsp").setup {
+      'pyright',       -- python
-          -- By default all available servers are set up. Exclude unwanted or misbehaving servers.
+      'lua_ls',        -- lua
-          excluded_servers = {
+      'rust-analyzer', -- rust
-            "ccls", "zk", "bufls", "ruff_lsp"
+      'nil_ls',        -- nix
-          },
+      'bashls',        -- bash
-          -- Alternatively specify preferred servers for a filetype (others will be ignored).
+      'html',          -- html
-          preferred_servers = {
+      'cssls',         -- css
-            markdown = {},
+    })
-            python = { "pyright" },
-            nix = { "nil_ls" },
-            rust = { "rust_analyzer" },
-            go = { "gopls" },
-            c = { "clangd" },
-          },
-          prefer_local = true, -- Prefer locally installed servers over nix-shell
-          -- Default config passed to all servers to specify on_attach callback and other options.
-          default_config = {
-            flags = {
-              debounce_text_changes = 150,
-            },
-            -- on_attach = on_attach,
-            -- capabilities = capabilities,
-          },
-          -- Override config for specific servers that will passed down to lspconfig setup.
-          -- Note that the default_config will be merged with this specific configuration so you don't need to specify everything twice.
-          configs = {
-            lua_ls = {
-              settings = {
-                Lua = {
-                  diagnostics = {
-                    -- Get the language server to recognize the `vim` global
-                    globals = { "vim" },
-                  },
-                },
-              },
-            },
-          },
-        }
-
-
-        local cmp_select = { behavior = cmp.SelectBehavior.Select }
-
-        cmp.setup({
-            snippet = {
-                expand = function(args)
-                    require('luasnip').lsp_expand(args.body) -- For `luasnip` users.
   end,
-            },
-            mapping = cmp.mapping.preset.insert({
-                ['<C-k>'] = cmp.mapping.select_prev_item(cmp_select),
-                ['<C-j>'] = cmp.mapping.select_next_item(cmp_select),
-                ['<A-Enter>'] = cmp.mapping.confirm({ select = true }),
-                ["<C-Space>"] = cmp.mapping.complete(),
-                ['<C-x>'] = cmp.mapping.scroll_docs(-4),
-                ['<C-z>'] = cmp.mapping.scroll_docs(4),
-            }),
-            sources = cmp.config.sources({
-                { name = 'nvim_lsp' },
-                { name = 'luasnip' }, -- For luasnip users.
-            }, {
-                { name = 'buffer' },
-            })
-        })
-
-        vim.diagnostic.config({
-            -- update_in_insert = true,
-            float = {
-                focusable = false,
-                style = "minimal",
-                border = "rounded",
-                source = "always",
-                header = "",
-                prefix = "",
-            },
-        })
-    end
 }