nvim: lspconfig now has a configuration for sumneko_lua

.config/nvim/lua/blake/lsp.lua

@@ -170,6 +170,7 @@ end -- <<<
 M.lspconfig = function()
    local nvim_lsp = require('lspconfig')
 
+   -- Keybinds for servers >>>
    -- Use an on_attach function to only map the following keys
    -- after the language server attaches to the current buffer
    local on_attach = function(client, bufnr)
@@ -200,14 +201,14 @@ M.lspconfig = function()
       buf_set_keymap('n', ']d',         '<cmd>lua vim.lsp.diagnostic.goto_next()<CR>',                            opts)
       buf_set_keymap('n', '<leader>q',  '<cmd>lua vim.lsp.diagnostic.set_loclist()<CR>',                          opts)
       buf_set_keymap('n', '<leader>f',  '<cmd>lua vim.lsp.buf.formatting()<CR>',                                  opts)
-   end
+   end -- <<<
 
+   -- Load servers >>>
    -- Use a loop to conveniently call 'setup' on multiple servers and
    -- map buffer local keybindings when the language server attaches
    local lsp_servers = {
       clangd         = 'clangd',
       html           = 'vscode-html-language-server',
-      sumneko_lua    = 'lua-language-server',
       bashls         = 'bash-language-server',
    }
    for lsp, exe in pairs(lsp_servers) do
@@ -220,6 +221,56 @@ M.lspconfig = function()
          }
       end
    end
+   -- Custom servers >>>
+   -- lua >>>
+   -- From kickstart.nvim:
+   local sumneko_root_path
+   local sumneko_binary
+   if (vim.fn.exepath('lua-language-server') ~= '') then
+      -- If you installed this with your package manager
+      sumneko_root_path = '/usr/lib/lua-language-server/bin/Linux'
+      sumneko_binary = vim.fn.exepath('lua-language-server')
+   else
+      -- If you installed this with lspinstall
+      sumneko_root_path = vim.fn.getenv 'HOME' .. '/.local/share/nvim/lspinstall/lua/sumneko-lua/extension/server'
+      sumneko_binary = sumneko_root_path .. '/lua-language-server'
+   end
+
+   -- Make runtime files discoverable to the server
+   local runtime_path = vim.split(package.path, ';')
+   table.insert(runtime_path, 'lua/?.lua')
+   table.insert(runtime_path, 'lua/?/init.lua')
+
+   require('lspconfig').sumneko_lua.setup {
+      cmd = { sumneko_binary, '-E', sumneko_root_path .. '/main.lua' },
+      on_attach = on_attach,
+      capabilities = capabilities,
+      settings = {
+         Lua = {
+            runtime = {
+               -- Tell the language server which version of Lua you're using (most likely LuaJIT in the case of Neovim)
+               version = 'LuaJIT',
+               -- Setup your lua path
+               path = runtime_path,
+            },
+            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,
+            },
+         },
+      },
+   }
+   -- lua <<<
+   -- Custom servers <<<
+   -- Load servers <<<
 end -- <<<
 
 return M