If we can't provide any completions, then fallback to the standard
bash & readline ones. This allows completion based on the user's
settings (e.g. local paths) to kick in.
Bug: https://crbug.com/gerrit/14797
Test: `repo rebase ./src/<tab>` works in a CrOS checkout
Change-Id: Iced343c4fc6fd3a932aab99875c1346687d187b6
Reviewed-on: https://gerrit-review.googlesource.com/c/git-repo/+/312902
Reviewed-by: Xin Li <delphij@google.com>
Tested-by: Mike Frysinger <vapier@google.com>
We've had a limited version of this in CrOS for a long time. There's
nothing CrOS specific about it, so lets move it to the repo project so
everyone can utilize it.
Change-Id: I04cd94610c1100f3afcd2baf8c8e7ab13e589490
Reviewed-on: https://gerrit-review.googlesource.com/c/git-repo/+/299202
Reviewed-by: Michael Mortensen <mmortensen@google.com>
Tested-by: Mike Frysinger <vapier@google.com>