[NeoVim] Better LSP management

.config/nvim/lua/lspconfig/ltex.lua

@@ -1,6 +1,6 @@
 local M = {}
 
-M.file = {
+local files = {
   dictionary = vim.fn.stdpath('config') .. '/spell/en.utf-8.add',
   disabledRules = vim.fn.stdpath('config') .. '/spell/disable.txt',
   hiddenFalsePositives = vim.fn.stdpath('config') .. '/spell/false.txt',
@@ -14,7 +14,7 @@ local file_exists = function(file)
   return f ~= nil
 end
 
-M.lines_from = function(file)
+local lines_from = function(file)
   if not file_exists(file) then
     return {}
   end
@@ -40,7 +40,7 @@ local update_config = function(lang, configtype)
   if client then
     if client.config.settings.ltex[configtype] then
       client.config.settings.ltex[configtype] = {
-        [lang] = M.lines_from(M.file[configtype]),
+        [lang] = lines_from(files[configtype]),
       }
       return client.notify('workspace/didChangeConfiguration', client.config.settings)
     else
@@ -52,7 +52,7 @@ local update_config = function(lang, configtype)
 end
 
 local add_to_file = function(configtype, lang, file, value)
-  local dict = M.lines_from(file)
+  local dict = lines_from(file)
   for _, v in ipairs(dict) do
     if v == value then
       return nil
@@ -71,7 +71,7 @@ end
 local do_command = function(arg, configtype)
   for lang, words in pairs(arg) do
     for _, word in ipairs(words) do
-      add_to_file(configtype, lang, M.file[configtype], word)
+      add_to_file(configtype, lang, files[configtype], word)
     end
   end
 end
@@ -86,7 +86,7 @@ vim.lsp.commands['_ltex.hideFalsePositives'] = function(command, _)
   do_command(command.arguments[1].falsePositives, 'hiddenFalsePositives')
 end
 
-M.on_attach = function()
+local post_attach = function()
   vim.cmd('setlocal spell')
   vim.cmd('setlocal nospell')
   update_config('en-US', 'dictionary')
@@ -108,4 +108,25 @@ M.on_attach = function()
   })
 end
 
+M.setup = function(opts)
+  require('lspconfig')['ltex'].setup {
+    on_attach = function(client)
+      opts.on_attach(client)
+      post_attach()
+    end,
+    capabilities = opts.capabilities,
+    flags = opts.flags,
+    settings = {
+      ltex = {
+        dictionary = {},
+        disabledRules = {},
+        hiddenFalsePositives = {},
+        additionalRules = {
+          enablePickyRules = true,
+        },
+      },
+    },
+  }
+end
+
 return M