neovim config

nvim/after/ftplugin/go.lua

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+vim.cmd [[autocmd BufWritePre * lua vim.lsp.buf.format()]]

nvim/after/ftplugin/lua.lua

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+vim.opt_local.tabstop = 2
+vim.opt_local.shiftwidth = 2
+vim.opt_local.softtabstop = 2
+vim.opt_local.expandtab = true

nvim/init.lua

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+require("options")
+require("keymap")
+require("plugins/init")
+require("lsp-config")

nvim/lazy-lock.json

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+{
+  "LuaSnip": { "branch": "master", "commit": "c9b9a22904c97d0eb69ccb9bab76037838326817" },
+  "cmp-nvim-lsp": { "branch": "main", "commit": "99290b3ec1322070bcfb9e846450a46f6efa50f0" },
+  "github-theme": { "branch": "main", "commit": "c106c9472154d6b2c74b74565616b877ae8ed31d" },
+  "lazy.nvim": { "branch": "main", "commit": "6c3bda4aca61a13a9c63f1c1d1b16b9d3be90d7a" },
+  "mason-lspconfig.nvim": { "branch": "main", "commit": "1a31f824b9cd5bc6f342fc29e9a53b60d74af245" },
+  "mason.nvim": { "branch": "main", "commit": "fc98833b6da5de5a9c5b1446ac541577059555be" },
+  "nvim-cmp": { "branch": "main", "commit": "c27370703e798666486e3064b64d59eaf4bdc6d5" },
+  "nvim-lspconfig": { "branch": "master", "commit": "fd26f8626c03b424f7140d454031d1dcb8d23513" },
+  "plenary.nvim": { "branch": "master", "commit": "857c5ac632080dba10aae49dba902ce3abf91b35" },
+  "telescope-file-browser.nvim": { "branch": "master", "commit": "626998e5c1b71c130d8bc6cf7abb6709b98287bb" },
+  "telescope.nvim": { "branch": "master", "commit": "814f102cd1da3dc78c7d2f20f2ef3ed3cdf0e6e4" }
+}

nvim/lua/keymap.lua

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+vim.g.mapleader = " "
+vim.keymap.set("n", "<space><space>", "<cmd> :noh<CR>", { desc = "Clear search highlighting" })
+
+-- Find and replace visual selection using CTRL-r
+vim.keymap.set("v", "<C-r>", "\"hy:%s/<C-r>h//gc<left><left><left>")

nvim/lua/lsp-config.lua

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+require("mason").setup()
+require("mason-lspconfig").setup({
+  ensure_installed = {
+    'lua_ls',
+    'gopls',
+    'bashls',
+  },
+  automatic_installation = true,
+})
+
+-- Customized on_attach function
+-- See `:help vim.diagnostic.*` for documentation on any of the below functions
+--
+local opts = { noremap = true, silent = true }
+vim.keymap.set("n", "<space>e", vim.diagnostic.open_float, opts)
+vim.keymap.set("n", "[d", vim.diagnostic.goto_prev, opts)
+vim.keymap.set("n", "]d", vim.diagnostic.goto_next, opts)
+vim.keymap.set("n", "<space>q", vim.diagnostic.setloclist, opts)
+
+local on_attach = function(client, bufnr)
+  -- Enable completion triggered by <c-x><c-o>
+  vim.api.nvim_buf_set_option(bufnr, "omnifunc", "v:lua.vim.lsp.omnifunc")
+
+  if client.name == "rust_analyzer" then
+    -- This requires Neovim 0.10 or later
+    vim.lsp.inlay_hint.enable()
+  end
+
+  -- See `:help vim.lsp.*` for documentation on any of the below functions
+  local bufopts = { noremap = true, silent = true, buffer = bufnr }
+  vim.keymap.set("n", "gD", vim.lsp.buf.declaration, bufopts)
+  vim.keymap.set("n", "gd", vim.lsp.buf.definition, bufopts)
+  vim.keymap.set("n", "K", vim.lsp.buf.hover, bufopts)
+  vim.keymap.set("n", "gi", vim.lsp.buf.implementation, bufopts)
+  vim.keymap.set("n", "<C-k>", vim.lsp.buf.signature_help, bufopts)
+  vim.keymap.set("n", "<space>wa", vim.lsp.buf.add_workspace_folder, bufopts)
+  vim.keymap.set("n", "<space>wr", vim.lsp.buf.remove_workspace_folder, bufopts)
+  vim.keymap.set("n", "<space>wl", function()
+    print(vim.inspect(vim.lsp.buf.list_workspace_folders()))
+  end, bufopts)
+  vim.keymap.set("n", "<space>D", vim.lsp.buf.type_definition, bufopts)
+  vim.keymap.set("n", "<space>rn", vim.lsp.buf.rename, bufopts)
+  vim.keymap.set("n", "<space>ca", vim.lsp.buf.code_action, bufopts)
+  vim.keymap.set("n", "gr", vim.lsp.buf.references, bufopts)
+  vim.keymap.set("n", "<space>lf", function()
+    vim.lsp.buf.format({
+      async = true,
+    })
+  end, bufopts)
+end
+
+-- Specify the border characters
+local border = {
+  { '┌', 'FloatBorder' },
+  { '─', 'FloatBorder' },
+  { '┐', 'FloatBorder' },
+  { '│', 'FloatBorder' },
+  { '┘', 'FloatBorder' },
+  { '─', 'FloatBorder' },
+  { '└', 'FloatBorder' },
+  { '│', 'FloatBorder' },
+}
+
+-- Add the border on hover and on signature help popup window
+local handlers = {
+  ['textDocument/hover'] = vim.lsp.with(vim.lsp.handlers.hover, { border = "rounded" }),
+  ['textDocument/signatureHelp'] = vim.lsp.with(vim.lsp.handlers.signature_help, { border = "rounded" }),
+}
+
+-- Add border to the diagnostic popup window
+vim.diagnostic.config({
+  virtual_text = {
+    prefix = '■ ', -- Could be '●', '▎', 'x', '■', , 
+  },
+  signs = false, -- Show signs in the gutter
+  underline = true,
+  update_in_insert = false, -- Don't update diagnostics in insert mode
+  severity_sort = true, -- Sort diagnostics by severity
+  float = { border = "rounded" },
+})
+
+local capabilities = require('cmp_nvim_lsp').default_capabilities()
+
+require("lspconfig").lua_ls.setup({
+  on_attach = on_attach,
+  settings = {
+    Lua = {
+      format = {
+        enable = true,
+        defaultConfig = {
+          indent_style = "space",
+          indent_size = "2",
+        }
+      },
+      runtime = {
+        -- Tell the language server which version of Lua you're using (most likely LuaJIT in the case of Neovim)
+        version = "LuaJIT",
+      },
+      diagnostics = {
+        -- Get the language server to recognize the `vim` global
+        globals = { "vim" },
+      },
+      workspace = {
+        -- Make the server aware of Neovim runtime files
+        library = vim.api.nvim_get_runtime_file("", true),
+      },
+      -- Do not send telemetry data containing a randomized but unique identifier
+      telemetry = {
+        enable = false,
+      },
+    }
+  },
+  capabilities = capabilities,
+  handlers = handlers
+})
+require("lspconfig").gopls.setup {capabilities = capabilities, handlers = handlers}
+require("lspconfig").bashls.setup {capabilities = capabilities, handlers = handlers,
+  settings = {
+    bashIde = {
+      globPattern = "*@(.sh|.inc|.bash|.command)"
+    }
+  }
+}

nvim/lua/options.lua

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+vim.g.mapleader = ' '
+vim.g.maplocalleader = ' '
+
+-- case insensitive search
+vim.opt.ignorecase = true
+vim.opt.smartcase = true
+
+-- show line numbers
+vim.opt.number = true
+vim.opt.relativenumber = true
+
+-- show trailing whitespace
+vim.opt.list = true
+vim.opt.listchars = {
+  tab = '▏ ',
+  multispace = '▏ ',
+  trail = '·',
+  extends = '…',
+  precedes = '…'
+}    
+
+vim.cmd([[match errorMsg /\s\+$/]])

nvim/lua/plugins/completions.lua

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+vim.opt.completeopt = { 'menu', 'menuone', 'noselect' }
+-- Set up nvim-cmp
+local cmp = require('cmp')
+local luasnip = require('luasnip')
+local select_opts = { behavior = cmp.SelectBehavior.Select }
+
+cmp.setup({
+  snippet = {
+    expand = function(args)
+      luasnip.lsp_expand(args.body)
+    end
+  },
+  window = {
+    documentation = cmp.config.window.bordered(),
+    completion = { border = 'rounded' }
+  },
+  formatting = {
+    fields = { 'menu', 'abbr', 'kind' },
+    format = function(entry, item)
+      local menu_icon = {
+        nvim_lsp = 'λ',
+        luasnip = '⋗',
+        buffer = 'Ω',
+        path = '🖫',
+      }
+
+      item.menu = menu_icon[entry.source.name]
+      return item
+    end,
+  },
+  mapping = {
+    -- Trigger completion menu with <Tab>
+    ['<Tab>'] = cmp.mapping(function(fallback)
+      local col = vim.fn.col('.') - 1
+
+      if cmp.visible() then
+        cmp.select_next_item(select_opts)
+      elseif col == 0 or vim.fn.getline('.'):sub(col, col):match('%s') then
+        fallback()
+      else
+        cmp.complete()
+      end
+    end, { 'i', 's' }),
+
+    -- Trigger completion menu with <C-Space>
+    ['<C-Space>'] = cmp.mapping(cmp.mapping.complete(), { 'i', 'c' }), -- Open completion menu
+
+    -- Navigate completion menu with <C-n> and <C-p>
+    ['<C-n>'] = cmp.mapping.select_next_item(), -- Next item
+    ['<C-p>'] = cmp.mapping.select_prev_item(), -- Previous item
+
+    -- Confirm selection with <CR> (Enter)
+    ['<CR>'] = cmp.mapping.confirm({ select = true }), -- Confirm selection
+  },
+  sources = cmp.config.sources({
+    { name = 'nvim_lsp' }, -- LSP source
+    { name = 'buffer' },   -- Buffer source
+    { name = 'path' },     -- Path source
+    { name = 'luasnip' },  -- Path source
+  }),
+})

nvim/lua/plugins/init.lua

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+local lazypath = vim.fn.stdpath("data") .. "/lazy/lazy.nvim"
+if not vim.loop.fs_stat(lazypath) then
+  vim.fn.system({
+    "git",
+    "clone",
+    "--filter=blob:none",
+    "https://github.com/folke/lazy.nvim.git",
+    "--branch=stable", -- latest stable release
+    lazypath,
+  })
+end
+vim.opt.rtp:prepend(lazypath)
+
+local plugins = {
+  "williamboman/mason.nvim",
+  "williamboman/mason-lspconfig.nvim",
+  {
+    "neovim/nvim-lspconfig",
+    dependencies = { 'hrsh7th/cmp-nvim-lsp' }
+  },
+  {
+    'projekt0n/github-nvim-theme',
+    name = 'github-theme',
+    lazy = false,    -- make sure we load this during startup if it is your main colorscheme
+    priority = 1000, -- make sure to load this before all the other start plugins
+    config = function()
+      require('github-theme').setup({
+        -- ...
+      })
+
+      vim.cmd('colorscheme github_light_colorblind')
+      -- vim.cmd('colorscheme github_dark_colorblind')
+      -- vim.cmd('colorscheme github_dark')
+    end,
+  },
+  {
+    "nvim-telescope/telescope-file-browser.nvim",
+    dependencies = { "nvim-telescope/telescope.nvim", "nvim-lua/plenary.nvim" }
+  },
+  'hrsh7th/nvim-cmp',       -- Auto-completion plugin
+  dependencies = {
+    'hrsh7th/cmp-nvim-lsp', -- LSP source for nvim-cmp
+    'hrsh7th/cmp-buffer',   -- Buffer source for nvim-cmp
+    'hrsh7th/cmp-path',     -- Path source for nvim-cmp
+  },
+    'L3MON4D3/LuaSnip',
+}
+
+require("lazy").setup(plugins)
+
+require("plugins/telescope")
+require("plugins/completions")

nvim/lua/plugins/telescope.lua

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+require("telescope").setup {
+  extensions = {
+    file_browser = {
+      initial_mode = "normal",
+      -- ...
+    },
+  },
+}
+require("telescope").load_extension "file_browser"
+-- require("telescope").load_extension "find_files"
+
+-- vim.keymap.set("n", "<space>fb", ":Telescope file_browser<CR>")
+
+-- open file_browser with the path of the current buffer
+vim.keymap.set("n", "<space>fb", ":Telescope file_browser path=%:p:h select_buffer=true<CR>")
+local builtin = require('telescope.builtin')
+vim.keymap.set('n', '<leader>ff', builtin.find_files, { desc = 'Telescope find files' })
+vim.keymap.set('n', '<leader>fg', builtin.live_grep, { desc = 'Telescope live grep' })
+vim.keymap.set('n', '<leader>b', builtin.buffers, { desc = 'Telescope buffers' })
+vim.keymap.set('n', '<leader>fh', builtin.help_tags, { desc = 'Telescope help tags' })