Migrate to lua

configs/nvim/lua/plugins/lspconfig/lua.lua

@@ -0,0 +1,48 @@
+local function init()
+    local system_name
+    if vim.fn.has("mac") == 1 then
+        system_name = "macOS"
+    elseif vim.fn.has("unix") == 1 then
+        system_name = "Linux"
+    elseif vim.fn.has('win32') == 1 then
+        system_name = "Windows"
+    else
+        print("Unsupported system for sumneko")
+    end
+
+    local sumneko_root_path = fn.stdpath('cache')..'/lspconfig/sumneko_lua/lua-language-server'
+    local sumneko_binary = sumneko_root_path.."/bin/"..system_name.."/lua-language-server"
+
+    require'lspconfig'.sumneko_lua.setup{
+		cmd = {sumneko_binary, "-E", sumneko_root_path .. "/main.lua"};
+		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 = vim.split(package.path, ';'),
+                },
+                diagnostics = {
+                    -- Get the language server to recognize the `vim` global
+                    globals = {'vim'},
+                },
+                workspace = {
+                    -- Make the server aware of Neovim runtime files
+                    library = {
+                            [vim.fn.expand('$VIMRUNTIME/lua')] = true,
+                            [vim.fn.expand('$VIMRUNTIME/lua/vim/lsp')] = true,
+                    },
+                },
+                -- Do not send telemetry data containing a randomized but unique identifier
+                telemetry = {
+                    enable = false,
+                },
+            },
+		},
+    }
+end
+
+return {
+    init = init
+}