This bug has a bounty on it: https://www.bountysource.com/issues/1423121-detect-whether-file-uses-tabs-spaces-when-it-loads-using-the-user-preference-as-a-default
This bug has a bounty on it: https:/ /www.bountysour ce.com/ issues/ 1423121- detect- whether- file-uses- tabs-spaces- when-it- loads-using- the-user- preference- as-a-default