nvim: remove unneeded brackets

.config/nvim/lua/my/completion.lua

@@ -9,7 +9,7 @@ packer.use {
     'https://github.com/hrsh7th/nvim-cmp',
     config = function()
         local cmp = require'cmp'
-        if (cmp == nil) then
+        if cmp == nil then
             return
         end
         cmp.setup({

.config/nvim/lua/my/functions.lua

@@ -20,12 +20,12 @@ vim.api.nvim_create_autocmd(
 function my_insert_modeline()
     local comment_string = vim.o.commentstring
     local space_maybe = ''
-    if (string.match(comment_string, '%%s(.*)') ~= '') then
+    if string.match(comment_string, '%%s(.*)') ~= '' then
         space_maybe = ' '
     end
 
     local fenc = vim.o.fileencoding
-    if (fenc == '') then
+    if fenc == '' then
         fenc = 'utf-8'
     end
 
@@ -44,9 +44,9 @@ function my_insert_modeline()
 
     local buffer = vim.api.nvim_win_get_buf(0)
     local current = vim.api.nvim_buf_get_lines(buffer, -2, -1, true)[1]
-    if (current == modeline) then
+    if current == modeline then
         print('modeline already exists')
-    elseif (string.match(current, 'vim:')) then
+    elseif string.match(current, 'vim:') then
         vim.api.nvim_buf_set_lines(buffer, -2, -1, true, { modeline })
         print('modeline updated')
     else

.config/nvim/lua/my/keymaps.lua

@@ -37,12 +37,12 @@ map({ 'n', 'i' }, '<C-S-Del>',
         local line = vim.api.nvim_get_current_line()
         local pos_start, pos_end = 0, 0
 
-        while (pos_start ~= nil) do
+        while pos_start ~= nil do
-            if (pos_start <= pos_cursor and pos_end >= pos_cursor) then
+            if pos_start <= pos_cursor and pos_end >= pos_cursor then
                 local before = line:sub(1, pos_start - 1)
                 local after = line:sub(pos_end + 1)
                 local space = ''
-                if (before:len() > 0 and after:len() > 0) then
+                if before:len() > 0 and after:len() > 0 then
                     space = ' '
                 end
                 vim.api.nvim_set_current_line(before .. space .. after)
@@ -62,7 +62,7 @@ map('n', '<Leader>p',   '"+p')
 map({ 'n', 'i', 'v' }, '<Home>',
     function()
         local row, col = unpack(vim.api.nvim_win_get_cursor(0))
-        if (col == 0) then
+        if col == 0 then
             local col_new = vim.api.nvim_get_current_line():match('^%s*'):len()
             vim.api.nvim_win_set_cursor(0, { row, col_new })
         else

.config/nvim/lua/my/lsp.lua

@@ -66,7 +66,7 @@ packer.use {
             vim.lsp.protocol.make_client_capabilities())
 
         -- setup servers
-        if (vim.fn.executable('clangd') > 0) then
+        if vim.fn.executable('clangd') > 0 then
             require'lspconfig'.clangd.setup{
                 cmd = {
                     'clangd',
@@ -79,7 +79,7 @@ packer.use {
             }
         end
 
-        if (vim.fn.executable('lua-language-server') > 0) then
+        if vim.fn.executable('lua-language-server' > 0) then
             require'lspconfig'.sumneko_lua.setup {
                 settings = {
                     Lua = {
@@ -102,7 +102,7 @@ packer.use {
             }
         end
 
-        if (vim.fn.executable('pylsp') > 0) then
+        if vim.fn.executable('pylsp') > 0 then
             require'lspconfig'.pylsp.setup{
                 settings = {
                     pylsp = {
@@ -113,7 +113,7 @@ packer.use {
             }
         end
 
-        if (vim.fn.executable('lemminx') > 0) then
+        if vim.fn.executable('lemminx') > 0 then
             require'lspconfig'.lemminx.setup{
                 filetypes = {
                     'xml', 'xsd', 'xsl', 'xslt', 'svg', 'gentoo-metadata'
@@ -123,28 +123,28 @@ packer.use {
             }
         end
 
-        if (vim.fn.executable('vscode-html-language-server') > 0) then
+        if vim.fn.executable('vscode-html-language-server') > 0 then
             require'lspconfig'.html.setup{
                 on_attach = on_attach,
                 capabilities = capabilities
             }
         end
 
-        if (vim.fn.executable('vscode-css-language-server') > 0) then
+        if vim.fn.executable('vscode-css-language-server') > 0 then
             require'lspconfig'.cssls.setup{
                 on_attach = on_attach,
                 capabilities = capabilities
             }
         end
 
-        if (vim.fn.executable('vscode-eslint-language-server') > 0) then
+        if vim.fn.executable('vscode-eslint-language-server') > 0 then
             require'lspconfig'.eslint.setup{
                 on_attach = on_attach,
                 capabilities = capabilities
             }
         end
 
-        if (vim.fn.executable('vscode-json-language-server') > 0) then
+        if vim.fn.executable('vscode-json-language-server') > 0 then
             require'lspconfig'.jsonls.setup{
                 on_attach = on_attach,
                 capabilities = capabilities

.config/nvim/lua/my/plugins.lua

@@ -19,7 +19,7 @@ vim.api.nvim_create_autocmd(
         pattern = { '*/nvim/lua/*.lua', '*/nvim/init.lua' },
         callback = function()
             -- exclude plugins.lua, because that would re-init packer
-            if (not vim.api.nvim_buf_get_name(0):match('plugins.lua$')) then
+            if not vim.api.nvim_buf_get_name(0):match('plugins.lua$') then
                 vim.cmd([[
                     source <afile>
                     PackerInstall