kickstart.nvim/lua/plugins/lspconfig.lua

return { -- Main LSP Configuration
  'neovim/nvim-lspconfig',
  dependencies = {
    { 'williamboman/mason.nvim', opts = {} },
    'williamboman/mason-lspconfig.nvim',
    'WhoIsSethDaniel/mason-tool-installer.nvim',
    { 'j-hui/fidget.nvim', opts = {} },
    'saghen/blink.cmp',
  },
  config = function()
    vim.api.nvim_create_autocmd('LspAttach', {
      group = vim.api.nvim_create_augroup('kickstart-lsp-attach', { clear = true }),
      callback = function(event)
        local map = function(keys, func, desc, mode)
          mode = mode or 'n'
          vim.keymap.set(mode, keys, func, { buffer = event.buf, desc = 'LSP: ' .. desc })
        end
        map('<leader>cr', vim.lsp.buf.rename, '[R]e[n]ame')
        map('<leader>ca', vim.lsp.buf.code_action, '[G]oto Code [A]ction', { 'n', 'x' })
        map('grr', require('telescope.builtin').lsp_references, '[G]oto [R]eferences')
        map('gri', require('telescope.builtin').lsp_implementations, '[G]oto [I]mplementation')
        map('grd', require('telescope.builtin').lsp_definitions, '[G]oto [D]efinition')
        map('gd', require('telescope.builtin').lsp_definitions, '[G]oto [D]efinition')
        map('gD', vim.lsp.buf.declaration, '[G]oto [D]eclaration')
        map('gO', require('telescope.builtin').lsp_document_symbols, 'Open Document Symbols')
        map('gW', require('telescope.builtin').lsp_dynamic_workspace_symbols, 'Open Workspace Symbols')
        map('grt', require('telescope.builtin').lsp_type_definitions, '[G]oto [T]ype Definition')

        ---@param client vim.lsp.Client
        ---@param method vim.lsp.protocol.Method
        ---@param bufnr? integer some lsp support methods only in specific files
        ---@return boolean
        local function client_supports_method(client, method, bufnr)
          if vim.fn.has 'nvim-0.11' == 1 then
            return client:supports_method(method, bufnr)
          else
            return client.supports_method(method, { bufnr = bufnr })
          end
        end

        local client = vim.lsp.get_client_by_id(event.data.client_id)
        if client and client_supports_method(client, vim.lsp.protocol.Methods.textDocument_documentHighlight, event.buf) then
          local highlight_augroup = vim.api.nvim_create_augroup('kickstart-lsp-highlight', { clear = false })
          vim.api.nvim_create_autocmd({ 'CursorHold', 'CursorHoldI' }, {
            buffer = event.buf,
            group = highlight_augroup,
            callback = vim.lsp.buf.document_highlight,
          })

          vim.api.nvim_create_autocmd({ 'CursorMoved', 'CursorMovedI' }, {
            buffer = event.buf,
            group = highlight_augroup,
            callback = vim.lsp.buf.clear_references,
          })
          vim.api.nvim_create_autocmd('LspDetach', {
            group = vim.api.nvim_create_augroup('kickstart-lsp-detach', { clear = true }),
            callback = function(event2)
              vim.lsp.buf.clear_references()
              vim.api.nvim_clear_autocmds { group = 'kickstart-lsp-highlight', buffer = event2.buf }
            end,
          })
        end

        if client and client_supports_method(client, vim.lsp.protocol.Methods.textDocument_inlayHint, event.buf) then
          map('<leader>th', function()
            vim.lsp.inlay_hint.enable(not vim.lsp.inlay_hint.is_enabled { bufnr = event.buf })
          end, '[T]oggle Inlay [H]ints')
        end
      end,
    })

    vim.diagnostic.config {
      severity_sort = true,
      float = { border = 'rounded', source = 'if_many' },
      underline = { severity = vim.diagnostic.severity.ERROR },
      signs = vim.g.have_nerd_font and {
        text = {
          [vim.diagnostic.severity.ERROR] = '󰅚 ',
          [vim.diagnostic.severity.WARN] = '󰀪 ',
          [vim.diagnostic.severity.INFO] = '󰋽 ',
          [vim.diagnostic.severity.HINT] = '󰌶 ',
        },
      } or {},
      virtual_text = {
        source = 'if_many',
        spacing = 2,
        format = function(diagnostic)
          local diagnostic_message = {
            [vim.diagnostic.severity.ERROR] = diagnostic.message,
            [vim.diagnostic.severity.WARN] = diagnostic.message,
            [vim.diagnostic.severity.INFO] = diagnostic.message,
            [vim.diagnostic.severity.HINT] = diagnostic.message,
          }
          return diagnostic_message[diagnostic.severity]
        end,
      },
    }

    local capabilities = require('blink.cmp').get_lsp_capabilities()

    require('lspconfig').sourcekit.setup {
      capabilities = {
        workspace = {
          didChangeWatchedFiles = {
            dynamicRegistration = true,
          },
        },
      },
    }

    local servers = {
      lua_ls = {
        settings = {
          Lua = {
            completion = {
              callSnippet = 'Replace',
            },
          },
        },
      },
    }

    local ensure_installed = vim.tbl_keys(servers or {})
    vim.list_extend(ensure_installed, {
      'stylua', -- Used to format Lua code
    })
    require('mason-tool-installer').setup { ensure_installed = ensure_installed }

    require('mason-lspconfig').setup {
      ensure_installed = {},
      automatic_installation = false,
      handlers = {
        function(server_name)
          local server = servers[server_name] or {}
          server.capabilities = vim.tbl_deep_extend('force', {}, capabilities, server.capabilities or {})
          require('lspconfig')[server_name].setup(server)
        end,
      },
    }
  end,
}