nvim: Prepare lsp-zero switch to v2 branch

Switched the configuration of lsp-zero to its less integrated v2
version. Switched back to manually configuring most of nvim-cmp.

Addded some manual formatting to cmp which displays completion kind as
icons not as text.
Manually add luasnip integration.

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

@@ -4,13 +4,17 @@
   "LuaSnip": { "branch": "master", "commit": "500981ff6cefc7343e3959ef0f939bd0bfd49ba9" },
   "Navigator.nvim": { "branch": "master", "commit": "91d86506ac2a039504d5205d32a1d4bc7aa57072" },
   "bats.vim": { "branch": "master", "commit": "6a5d2ef22b0ede503d867770afd02ebb1f97b709" },
+  "cmp-beancount": { "branch": "main", "commit": "da154ea94d598e6649d6ad01efa0a8611eff460d" },
   "cmp-buffer": { "branch": "main", "commit": "3022dbc9166796b644a841a02de8dd1cc1d311fa" },
+  "cmp-calc": { "branch": "main", "commit": "50792f34a628ea6eb31d2c90e8df174671e4e7a0" },
   "cmp-cmdline": { "branch": "main", "commit": "8fcc934a52af96120fe26358985c10c035984b53" },
+  "cmp-digraphs": { "branch": "master", "commit": "5efc1f0078d7c5f3ea1c8e3aad04da3fd6e081a9" },
   "cmp-latex-symbols": { "branch": "main", "commit": "165fb66afdbd016eaa1570e41672c4c557b57124" },
   "cmp-nvim-lsp": { "branch": "main", "commit": "0e6b2ed705ddcff9738ec4ea838141654f12eeef" },
   "cmp-nvim-lua": { "branch": "main", "commit": "f3491638d123cfd2c8048aefaf66d246ff250ca6" },
   "cmp-pandoc-references": { "branch": "master", "commit": "2c808dff631a783ddd2c554c4c6033907589baf6" },
   "cmp-path": { "branch": "main", "commit": "91ff86cd9c29299a64f968ebb45846c485725f23" },
+  "cmp-rg": { "branch": "master", "commit": "1cad8eb315643d0df13c37401c03d7986f891011" },
   "cmp-spell": { "branch": "master", "commit": "60584cb75e5e8bba5a0c9e4c3ab0791e0698bffa" },
   "cmp-tmux": { "branch": "main", "commit": "984772716f66d8ee88535a6bf3f94c4b4e1301f5" },
   "cmp-treesitter": { "branch": "master", "commit": "b40178b780d547bcf131c684bc5fd41af17d05f2" },
@@ -27,13 +31,13 @@
   "lazy.nvim": { "branch": "main", "commit": "887eb75591520a01548134c4623617b639289d0b" },
   "lightspeed.nvim": { "branch": "main", "commit": "299eefa6a9e2d881f1194587c573dad619fdb96f" },
   "lsp-format.nvim": { "branch": "master", "commit": "ca0df5c8544e51517209ea7b86ecc522c98d4f0a" },
-  "lsp-zero.nvim": { "branch": "main", "commit": "5b68fbdc91102de41fb53da79f52752370d71a7e" },
+  "lsp-zero.nvim": { "branch": "v2.x", "commit": "7cb74b241c9d99b5d44f2111696cd9306848b25b" },
   "lsp_signature.nvim": { "branch": "master", "commit": "4665921ff8e30601c7c1328625b3abc1427a6143" },
   "lualine.nvim": { "branch": "master", "commit": "e99d733e0213ceb8f548ae6551b04ae32e590c80" },
   "magma-nvim-goose": { "branch": "main", "commit": "5d916c39c1852e09fcd39eab174b8e5bbdb25f8f" },
   "markdown-preview.nvim": { "branch": "master", "commit": "9becceee5740b7db6914da87358a183ad11b2049" },
-  "mason-lspconfig.nvim": { "branch": "main", "commit": "a31e011135a79d63c71254c250c9158e1056a1cb" },
-  "mason.nvim": { "branch": "main", "commit": "3ee3174e30e33c9d58fa07b0a73a6e180474b59c" },
+  "mason-lspconfig.nvim": { "branch": "main", "commit": "2b811031febe5f743e07305738181ff367e1e452" },
+  "mason.nvim": { "branch": "main", "commit": "a192887fd0c29275cf2acb4a83bcbdf63399f8df" },
   "mini.nvim": { "branch": "main", "commit": "427751024313e2270ca723eb16af7b218c83a7fc" },
   "neural": { "branch": "main", "commit": "155618730b87a67655bdde373ee27bfce8b07ac9" },
   "nui.nvim": { "branch": "main", "commit": "0dc148c6ec06577fcf06cbab3b7dac96d48ba6be" },
@@ -45,7 +49,7 @@
   "nvim-surround": { "branch": "main", "commit": "b98862527c4727c171f8626e04d8ae88ef6cb736" },
   "nvim-toggleterm.lua": { "branch": "main", "commit": "a5638b2206c3930a16a24e5c184dddd572f8cd34" },
   "nvim-treesitter": { "branch": "master", "commit": "c38646edf2bdfac157ca619697ecad9ea87fd469" },
-  "nvim-treesitter-context": { "branch": "master", "commit": "895ec44f5c89bc67ba5440aef3d1f2efa3d59a41" },
+  "nvim-treesitter-context": { "branch": "master", "commit": "88d1627285f7477883516ef60521601862dae7a1" },
   "nvim-treesitter-textsubjects": { "branch": "master", "commit": "b913508f503527ff540f7fe2dcf1bf1d1f259887" },
   "nvim-ts-context-commentstring": { "branch": "main", "commit": "729d83ecb990dc2b30272833c213cc6d49ed5214" },
   "nvim-ts-rainbow2": { "branch": "master", "commit": "cee4601ff8aac73dee4afa1074814343bb5a0b80" },

nvim/.config/nvim/lua/plug/_lsp.lua

@@ -2,13 +2,15 @@ local lsp = require("lsp-zero")
 
 vim.diagnostic.config { virtual_text = true }
 
-lsp.preset({
-    name = "recommended",
-    set_lsp_keymaps = false,
-    suggest_lsp_servers = true
+lsp.ensure_installed({
+    'arduino_language_server', 'bashls', 'beancount', 'clangd', 'dockerls',
+    'docker_compose_language_service', 'lua_ls', 'pyright', 'ruff_lsp', 'taplo',
+    'yamlls'
 })
+lsp.preset({ name = "recommended", set_lsp_keymaps = false })
 lsp.on_attach(function(client, bufnr)
     require("lsp-format").on_attach(client, bufnr)
+
     local map = vim.keymap.set
     map('n', '[d', '<cmd>lua vim.diagnostic.goto_prev()<cr>',
         { buffer = bufnr, desc = 'Previous diagnostic' })
@@ -62,29 +64,136 @@ lsp.configure("pyright", {
     end
 })
 -- set up arduino with the help of arduino.nvim plugin
-lsp.configure("arduino_language_server",
-    { on_new_config = require('arduino').on_new_config })
-lsp.setup_nvim_cmp({
-    sources = {
-        { name = 'path' }, { name = 'nvim_lsp', keyword_length = 2 },
-        { name = 'pandoc_references' }, { name = 'buffer', keyword_length = 3 },
-        { name = 'luasnip', keyword_length = 2 }, { name = 'tmux' },
-        { name = 'otter' }, { name = 'latex_symbols' }, { name = 'vCard' },
-        { name = 'nvim_lua' }, { name = 'buffer' }, { name = 'spell' }
-    },
-    documentation = {
-        max_height = 50,
-        max_width = 90,
-        border = 'rounded',
-        col_offset = 0,
-        side_padding = 1,
-        winhighlight = 'Normal:Normal,FloatBorder:Normal,CursorLine:Visual,Search:None',
-        zindex = 1001
-    }
+require('lspconfig').arduino_language_server.setup({
+    on_new_config = require('arduino').on_new_config
 })
+require('lspconfig').lua_ls.setup(lsp.nvim_lua_ls())
+
 lsp.setup()
 
+
+local luasnip = require("luasnip")
+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 kind_icons = {
+    Text = "",
+    Method = "",
+    Function = "",
+    Constructor = "",
+    Field = "",
+    Variable = "",
+    Class = "ﴯ",
+    Interface = "",
+    Module = "",
+    Property = "ﰠ",
+    Unit = "",
+    Value = "",
+    Enum = "",
+    Keyword = "",
+    Snippet = "",
+    Color = "",
+    File = "",
+    Reference = "",
+    Folder = "",
+    EnumMember = "",
+    Constant = "",
+    Struct = "",
+    Event = "",
+    Operator = "",
+    TypeParameter = ""
+}
 local cmp = require 'cmp'
+cmp.setup({
+    window = {
+        documentation = cmp.config.window.bordered()
+    },
+    snippet = {
+        expand = function(args)
+            require('luasnip').lsp_expand(args.body)
+        end
+    },
+    sources = {
+        { name = 'nvim_lsp' },
+        { name = 'otter' },
+        { name = 'luasnip',          keyword_length = 2 },
+        { name = 'pandoc_references' },
+        { name = 'nvim_lua' },
+        { name = 'beancount', option = {
+            account = vim.env["HOME"] .. '/documents/records/budget/main.beancount' -- TODO implement dynamically
+        } },
+        { name = 'calc' },
+        { name = 'path' },
+        { name = 'buffer',       keyword_length = 3 },
+        { name = 'digraphs' },
+        { name = 'latex_symbols' },
+        { name = 'spell',        keyword_length = 3 },
+        { name = 'tmux' },
+        { name = 'rg',           keyword_length = 5 },
+        { name = 'vCard' },
+    },
+    mapping = cmp.mapping.preset.insert({
+        ['<C-b>'] = cmp.mapping.scroll_docs( -4),
+        ['<C-f>'] = cmp.mapping.scroll_docs(4),
+        ["<CR>"] = cmp.mapping({
+            i = function(fallback)
+                if cmp.visible() and cmp.get_active_entry() then
+                    cmp.confirm({ behavior = cmp.ConfirmBehavior.Replace, select = false })
+                else
+                    fallback()
+                end
+            end,
+            s = cmp.mapping.confirm({ select = true }),
+            c = cmp.mapping.confirm({ behavior = cmp.ConfirmBehavior.Replace, select = true }),
+        }),
+        ["<Tab>"] = cmp.mapping(function(fallback)
+            if cmp.visible() then
+                cmp.select_next_item()
+                -- You could replace the expand_or_jumpable() calls with expand_or_locally_jumpable()
+                -- they way you will only jump inside the snippet region
+            elseif luasnip.expand_or_jumpable() then
+                luasnip.expand_or_jump()
+            elseif has_words_before() then
+                cmp.complete()
+            else
+                fallback()
+            end
+        end, { "i", "s" }),
+        ["<S-Tab>"] = cmp.mapping(function(fallback)
+            if cmp.visible() then
+                cmp.select_prev_item()
+            elseif luasnip.jumpable( -1) then
+                luasnip.jump( -1)
+            else
+                fallback()
+            end
+        end, { "i", "s" }),
+    }),
+    formatting = {
+        fields = { "kind", "abbr", "menu" },
+        format = function(entry, vim_item)
+            -- Kind icons, removing kind text leaving only icon
+            -- vim_item.kind = string.format('%s %s', kind_icons[vim_item.kind], vim_item.kind)
+            vim_item.kind = string.format('%s', kind_icons[vim_item.kind])
+            -- Source
+            vim_item.menu = ({
+                    buffer = "[Buf]",
+                    calc = "[Cal]",
+                    digraphs = "[Dig]",
+                    latex_symbols = "[LaTeX]",
+                    luasnip = "[Snip]",
+                    nvim_lsp = "[Lsp]",
+                    nvim_lua = "[Lua]",
+                    pandoc_references = "[Bib]",
+                    spell = "[Spl]",
+                    vCard = "[vCrd]",
+                })[entry.source.name]
+            return vim_item
+        end
+    },
+})
 -- `/` cmdline setup.
 cmp.setup.cmdline('/', {
     mapping = cmp.mapping.preset.cmdline(),

nvim/.config/nvim/lua/plugins.lua

@@ -194,22 +194,36 @@ return {
         "VonHeikemen/lsp-zero.nvim",
         dependencies = {
             { "neovim/nvim-lspconfig",         branch = "master" },
-            "williamboman/mason.nvim", "williamboman/mason-lspconfig.nvim", {
+            "williamboman/mason.nvim",
+            "williamboman/mason-lspconfig.nvim",
+            {
                 "hrsh7th/nvim-cmp",
                 branch = "main",
                 dependencies = {
-                "hrsh7th/cmp-buffer", "hrsh7th/cmp-path",
-                "saadparwaiz1/cmp_luasnip", "hrsh7th/cmp-nvim-lsp",
-                "hrsh7th/cmp-nvim-lua", "andersevenrud/cmp-tmux",
-                "hrsh7th/cmp-nvim-lsp", "kdheepak/cmp-latex-symbols",
-                "ray-x/cmp-treesitter", "f3fora/cmp-spell",
-                "hrsh7th/cmp-cmdline", "cbarrete/completion-vcard",
-                "jc-doyle/cmp-pandoc-references"
+                    "andersevenrud/cmp-tmux",
+                    "cbarrete/completion-vcard",
+                    "f3fora/cmp-spell",
+                    "hrsh7th/cmp-nvim-lsp",
+                    "hrsh7th/cmp-path",
+                    "hrsh7th/cmp-buffer",
+                    "hrsh7th/cmp-calc",
+                    "hrsh7th/cmp-cmdline",
+                    "hrsh7th/cmp-nvim-lua",
+                    "dmitmel/cmp-digraphs",
+                    "jc-doyle/cmp-pandoc-references",
+                    "kdheepak/cmp-latex-symbols",
+                    "lukas-reineke/cmp-rg",
+                    "crispgm/cmp-beancount",
+                    "ray-x/cmp-treesitter",
+                    "saadparwaiz1/cmp_luasnip",
                 }
-        }, "L3MON4D3/LuaSnip", "rafamadriz/friendly-snippets",
+            },
+            "L3MON4D3/LuaSnip",
+            "rafamadriz/friendly-snippets",
             { "lukas-reineke/lsp-format.nvim", config = true }
         },
-        config = function() require('plug._lsp') end
+        config = function() require('plug._lsp') end,
+        branch = "v2.x"
     }, { 'simrat39/symbols-outline.nvim', config = true, event = "VeryLazy" }, -- vista-like outline view for code
     { 'ray-x/lsp_signature.nvim',      config = true }, -- UI improvements
     { 'stevearc/dressing.nvim',        config = true }, {