Fix tabufline, auto ft=diff on diffview, add diff highlight syntax + lua tabstop=2

after/ftplugin/lua.vim

@@ -0,0 +1,2 @@
+setlocal tabstop=2
+setlocal shiftwidth=2

after/syntax/diff.vim

@@ -0,0 +1,11 @@
+" hi DiffAdd      gui=none    guifg=NONE          guibg=#bada9f
+" hi DiffChange   gui=none    guifg=NONE          guibg=#e5d5ac
+" hi DiffDelete   gui=bold    guifg=#ff8080       guibg=#ffb0b0
+" hi DiffText     gui=none    guifg=NONE          guibg=#8cbee2
+hi DiffAdd      gui=none    guifg=NONE          guibg=#003200
+hi DiffChange   gui=none    guifg=NONE          guibg=#000032
+hi DiffDelete   gui=bold    guifg=#ff8080       guibg=#602020
+hi DiffText     gui=bold    guifg=NONE          guibg=#102040
+hi link @text.diff.add DiffAdd
+hi link @text.diff.delete DiffDelete
+hi link @text.diff.change DiffChange

lua/configs/diffview.lua

@@ -1 +1,11 @@
-return {}
+return {
+  hooks = {
+    diff_buf_read = function(_)
+      vim.opt_local.wrap = false
+      vim.opt_local.list = false
+    end,
+    view_opened = function(_)
+      vim.api.nvim_command "set ft=diff"
+    end,
+  },
+}

lua/mappings.lua

@@ -206,11 +206,11 @@ map(
 -- Tabufline
 -- cycle through buffers
 map("n", "<tab>", function()
-  require("nvchad.tabufline").tabuflineNext()
+  require("nvchad.tabufline").next()
 end, { desc = "Goto next buffer" })
 
 map("n", "<S-tab>", function()
-  require("nvchad.tabufline").tabuflinePrev()
+  require("nvchad.tabufline").prev()
 end, { desc = "Goto prev buffer" })
 
 -- close buffer + hide terminal buffer