square/es6-arrow-function — pull request #5 by benjamn (2014-04-04 03:11:57+00:00)
Title: Let Recast determine the tab width automatically

Automatic tab width guessing was added in this commit:
https://github.com/benjamn/recast/commit/b365e0b9d4437dc55c636716212dc5928f0b8a4b