Subject: Re: untracked file deleted from the master branch, when checked out to it from a local branch

From: Marius Storm-Olsen <[email-masked]>
Date: Tue, 20 May 2014 11:56:57 -0500

On 5/20/2014 10:38 AM, Arup Rakshit wrote:
> I was following some tutorial (http://gitref.org/branching/#merge) - and doing
> it in my console :
>
> Arup-iMac:arup_git shreyas$ git status
> # On branch master
> nothing to commit, working directory clean
> Arup-iMac:arup_git shreyas$ touch test.rb
> Arup-iMac:arup_git shreyas$ ls
> git_1.txttest.rb
> Arup-iMac:arup_git shreyas$ cat test.rb
> Arup-iMac:arup_git shreyas$ vi test.rb
> Arup-iMac:arup_git shreyas$ cat test.rb
> class Foo
>    def self.bar
>      12
>    end
> end
>
> Foo.bar
> ***********HERE I switched to a NEW Branch****************
...
> ********FROM MASTER BRACH WHY THE FILE test.rb DELETED?***********
> Arup-iMac:arup_git shreyas$ ls
> git_1.txt

Because you never committed the original file to the master branch 
before you created and switched to the change_class branch.

You're missing
     git add test.rb
     git commit -m "initial version of test.rb"
before you switch branches the first time.

-- 
.marius