hcl status fails - undefined method [] for nil:NilClass

[mhaeberli]

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xeus-m1:rubyonmac-prime mhaeberli$ hcl status
Top level ::CompositeIO is deprecated, require 'multipart/post' and use Multipart::Post::CompositeReadIO instead!
Top level ::Parts is deprecated, require 'multipart/post' and use Multipart::Post::Parts instead!
/Library/Ruby/Gems/2.6.0/gems/faraday-0.17.5/lib/faraday/upload_io.rb:65: warning: constant ::UploadIO is deprecated
/Library/Ruby/Gems/2.6.0/gems/faraday-0.17.5/lib/faraday/upload_io.rb:66: warning: constant ::Parts is deprecated
/Library/Ruby/Gems/2.6.0/gems/hcl-0.4.20/lib/hcl/commands.rb:20:in status': undefined method []' for nil:NilClass (NoMethodError)
from /Library/Ruby/Gems/2.6.0/gems/hcl-0.4.20/lib/hcl/app.rb:49:in run' from /Library/Ruby/Gems/2.6.0/gems/hcl-0.4.20/lib/hcl/app.rb:28:in command'
from /Library/Ruby/Gems/2.6.0/gems/hcl-0.4.20/bin/hcl:4:in <top (required)>' from /usr/local/bin/hcl:23:in load'
from /usr/local/bin/hcl:23:in `

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