trigger cmdline history with c-x

lua/plugins/cmp.lua

@@ -77,10 +77,18 @@ return {
           else
             fallback()
           end
-        end, {
+        end, { 'i', 's', }),
-          'i',
+        ['<c-x>'] = cmp.mapping(cmp.mapping.complete(
-          's',
+          {
-        }),
+            config = {
+              sources = {
+                {
+                  name = 'cmdline_history'
+                }
+              }
+            }
+          }
+        ), { 'c' }),
       },
       snippet = {
         expand = function(args)
@@ -150,7 +158,7 @@ return {
     cmp.setup.cmdline(':', {
       sources = {
         { name = 'cmdline' },
-        { name = 'cmdline_history' },
+        -- { name = 'cmdline_history' },
         { name = 'path' },
         { name = 'buffer' },
       },