cpp14.sublime-settings

 {
         "auto_complete": true,
         "auto_complete_selector": "source - comment",
         "auto_complete_triggers":
         [
                 {
                         "characters": "."
                 },
                 {
                         "characters": ">"
                 },
         ],
         "extensions":
         [
                 "cpp",
                 "h"
         ]
 }