nvim2023/after/plugin/lsp.lua

-- Learn the keybindings, see :help lsp-zero-keybindings
-- Learn to configure LSP servers, see :help lsp-zero-api-showcase
local lsp = require('lsp-zero')
lsp.preset('recommended')

local cmp = require('cmp')
local cmp_select = { behavior = cmp.SelectBehavior.Select }
local cmp_mappings = lsp.defaults.cmp_mappings({
  ['<C-p>'] = cmp.mapping.select_prev_item(cmp_select),
  ['<C-n>'] = cmp.mapping.select_next_item(cmp_select),
  ['<C-s>'] = cmp.mapping.confirm({ select = true }),
  ["<C-Space>"] = cmp.mapping.complete(),
})

cmp_mappings['<Tab>'] = nil
cmp_mappings['<S-Tab>'] = nil

lsp.setup_nvim_cmp({
  mapping = cmp_mappings,
  experimental = {
    ghost_text = true,
  },
})
-- (Optional) Configure lua language server for neovim
lsp.nvim_workspace()

local servers = {
  'tailwindcss',
  'tsserver',
  'texlab',
  'pyright',
  'ltex',
  'jsonls'
}

lsp.ensure_installed(servers)

lsp.configure("tsserver", {
  on_init = function(client)
    client.server_capabilities.documentFormattingProvider = false
    client.server_capabilities.documentFormattingRangeProvider = false
  end
})

lsp.on_attach(function(client, bufnr)
  local opts = { buffer = bufnr, remap = false }
  vim.keymap.set("n", "gd", function() vim.lsp.buf.definition() end, opts)
  vim.keymap.set("n", "<leader>rn", function() vim.lsp.buf.rename() end, opts)
end)


lsp.setup()

vim.diagnostic.config({
  virtual_text = true,
  underline = true,
  float = true,
})

local null_ls = require('null-ls')
local null_opts = lsp.build_options('null-ls', {})

null_ls.setup({
  on_attach = function(client, bufnr)
    null_opts.on_attach(client, bufnr)

    local format_cmd = function(input)
      vim.lsp.buf.format({
        id = client.id,
        timeout_ms = 5000,
        async = input.bang,
      })
    end

    local bufcmd = vim.api.nvim_buf_create_user_command
    bufcmd(bufnr, 'NullFormat', format_cmd, {
      bang = true,
      range = true,
      desc = 'Format using null-ls'
    })
  end,
  sources = {
  }
})

vim.api.nvim_create_autocmd("BufWritePre", {
  pattern = { "*.go", "*.py", "*.lua", "*.rs" },
  callback = function(args)
    vim.lsp.buf.format {
      timeout_ms = 5000
    }
  end
})

vim.keymap.set("n", "<leader>ft", function()
  vim.lsp.buf.format()
end)

require('mason').setup()
require('mason-nvim-dap').setup({
  automatic_setup = true,
})

require('mason-null-ls').setup({
  ensure_installed = { "autopep8", "eslint", "gofmt", "rustfmt", "shellcheck" },
  automatic_installation = true,
  automatic_setup = true,
})

require("mason-null-ls").setup({
  handlers = {},
})