Quickfix to prefix unused arrow function parameter opens new file

TypeScript Version: nightly (typescript@2.6.0-dev.20170906)

Code

const f = x => 1;

Apply the quickfix to prefix 'x' with an underscore.

Expected behavior:

Edit the current file.

Actual behavior:

Opens a new file:

[mhegazy]

Can you share the log? looks like paths issue.

Can't reproduce this on linux; may be related to #18316. Will test tomorrow with the new build to see if it's fixed.

[amcasey]

Is this still an issue? I can't say that I've ever seen it.