add cmp-omni for working with tex

after/ftplugin/tex.lua

@@ -0,0 +1,19 @@
+local cmp = require('cmp')
+cmp.setup.buffer {
+	formatting = {
+		format = function(entry, vim_item)
+			vim_item.menu = ({
+				omni = (vim.inspect(vim_item.menu):gsub('%"', "")),
+				buffer = "[Buffer]",
+			})[entry.source.name]
+		return vim_item
+		end,
+	},
+  sources = cmp.config.sources({
+        { name = 'buffer' },
+        { name = 'omni',},
+      })
+}
+
+vim.o.textwidth = 120
+vim.o.wrap = true

after/ftplugin/tex.vim

@@ -1,3 +0,0 @@
-set textwidth=120
-
-set wrap