[PATCH] Keep existing file extension for edit command

[Amir Yalon]

On Thu, Sep 6, 2018, at 01:31, Jason A. Donenfeld wrote:
> You know one thing that's occurred to me is what if you have a file
> called "Yahoo/donenfeld.jason", as, say, a username. Now .jason will
> appear as the extension. So maybe you only allow for 3-letter
> extensions? But what about "shmoe.joe"? So I'm not sure this approach
> is the right one to take...

At least this patch is not going to make things any worse. But it will behave seemingly unpredictably for users who are not familiar with the implementation details, so you have a point there.