Try to fix col adjustment (#843)

* Try to fix col adjuastment

* Improve duplicated text handling

lua/cmp/entry.lua

@@ -260,12 +260,14 @@ entry.get_vim_item = function(self, suggest_offset)
     end
 
     -- remove duplicated string.
+    if self:get_offset() ~= self.context.cursor.col then
       for i = 1, #word - 1 do
         if str.has_prefix(self.context.cursor_after_line, string.sub(word, i, #word)) then
           word = string.sub(word, 1, i - 1)
           break
         end
       end
+    end
 
     local vim_item = {
       word = word,

lua/cmp/view.lua

@@ -80,7 +80,7 @@ view.open = function(self, ctx, sources)
     -- create filtered entries.
     local offset = ctx.cursor.col
     for i, s in ipairs(source_group) do
-      if s.offset <= offset then
+      if s.offset <= ctx.cursor.col then
         if not has_triggered_by_symbol_source or s.is_triggered_by_symbol then
           -- source order priority bonus.
           local priority = s:get_source_config().priority or ((#source_group - (i - 1)) * config.get().sorting.priority_weight)