Merge pull request #15 from atomic111/master

update Gemfile and fix rubocop issues

Author: chris-rock

.rubocop.yml

@@ -2,14 +2,12 @@
 AllCops:
   Exclude:
   - vendor/**/*
-  - "*/puppet/Puppetfile"
-  - "*/puppet/.tmp/**/*"
 Documentation:
   Enabled: false
 AlignParameters:
   Enabled: true
 Encoding:
-  Enabled: true
+  Enabled: false
 HashSyntax:
   Enabled: true
 LineLength:
@@ -26,3 +24,5 @@ Metrics/PerceivedComplexity:
   Max: 10
 Metrics/AbcSize:
   Max: 29
+Metrics/BlockLength:
+  Max: 29

Gemfile

@@ -2,15 +2,9 @@
 
 source 'https://rubygems.org'
 
-# pin dependency for Ruby 1.9.3 since bundler is not
-# detecting that net-ssh 3 does not work with 1.9.3
-if Gem::Version.new(RUBY_VERSION) <= Gem::Version.new('1.9.3')
-  gem 'net-ssh', '~> 2.9'
-end
-
 gem 'rake'
-gem 'inspec', '~> 0.9'
-gem 'rubocop', '~> 0.36.0'
+gem 'inspec', '~> 1'
+gem 'rubocop', '~> 0.44.0'
 gem 'highline', '~> 1.6.0'
 
 group :tools do

libraries/docker.rb

@@ -40,7 +40,7 @@ def inspect(id)
 
   def path
     cmd = inspec.command('systemctl show -p FragmentPath docker.service')
-    return nil if cmd.exit_status.to_i != 0
+    return nil if cmd.exit_status.to_i.nonzero?
 
     # parse data
     params = parse_systemd_values(cmd.stdout.chomp)
@@ -51,7 +51,7 @@ def path
 
   def socket
     cmd = inspec.command('systemctl show -p FragmentPath docker.socket')
-    return nil if cmd.exit_status.to_i != 0
+    return nil if cmd.exit_status.to_i.nonzero?
 
     # parse data
     params = parse_systemd_values(cmd.stdout.chomp)