$ sudo gem install releasenotes
Fetching: releasenotes-0.0.1.gem (100%)
Successfully installed releasenotes-0.0.1
1 gem installed
Installing ri documentation for releasenotes-0.0.1...
Installing RDoc documentation for releasenotes-0.0.1...
$ releasenotes -c 907236c72467367a6b31d799957acd0dfb533bae
/var/lib/gems/1.9.1/gems/releasenotes-0.0.1/lib/releasenotes.rb:3:in `require_relative': /var/lib/gems/1.9.1/gems/releasenotes-0.0.1/lib/releasenotes/hockey.rb:10: syntax error, unexpected tLABEL, expecting ')' (SyntaxError)
def initialize(app_public_id: nil, user_api_key: nil)
^
/var/lib/gems/1.9.1/gems/releasenotes-0.0.1/lib/releasenotes/hockey.rb:10: Can't assign to nil
def initialize(app_public_id: nil, user_api_key: nil)
^
/var/lib/gems/1.9.1/gems/releasenotes-0.0.1/lib/releasenotes/hockey.rb:50: syntax error, unexpected keyword_end, expecting $end
from /var/lib/gems/1.9.1/gems/releasenotes-0.0.1/lib/releasenotes.rb:3:in `<top (required)>'
from /usr/lib/ruby/1.9.1/rubygems/custom_require.rb:36:in `require'
from /usr/lib/ruby/1.9.1/rubygems/custom_require.rb:36:in `require'
from /var/lib/gems/1.9.1/gems/releasenotes-0.0.1/bin/releasenotes:2:in `<top (required)>'
from /usr/local/bin/releasenotes:23:in `load'
from /usr/local/bin/releasenotes:23:in `<main>'