cmd: info: Support only one argument

[nirmoy]

Fixes: #196

[codecov-io]

Codecov Report

Merging #197 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #197   +/-   ##
=======================================
  Coverage   53.77%   53.77%           
=======================================
  Files          13       13           
  Lines         716      716           
=======================================
  Hits          385      385           
  Misses        279      279           
  Partials       52       52

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[corneliusweig]

Looks like your commit message needs some work. Otherwise looks good.

[ahmetb]

/lgtm
/approve

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: ahmetb, nirmoy

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[ahmetb]

If you can git commit --amend --edit and remove the Fixes: #... statement and do a git push -f, we should be good here.

[nirmoy]

@ahmetb @corneliusweig Thanks for reviewing. Updated

[corneliusweig]

looks good to me

[ahmetb]

/lgtm