More updates to pass RuboCop

Author: lcreid

.rubocop.yml

@@ -59,9 +59,6 @@ Naming/MemoizedInstanceVariableName:
 Naming/VariableNumber:
   Enabled: false
 
-Performance/Casecmp:
-  Enabled: false
-
 Rails:
   Enabled: true
 

Gemfile

@@ -11,7 +11,7 @@ group :development do
   gem "htmlbeautifier"
   gem "rubocop", require: false
   gem "sass-rails"
-  gem 'webpacker', '>= 4.0.0.rc.3'
+  gem "webpacker", ">= 4.0.0.rc.3"
 end
 
 group :test do

bootstrap_form.gemspec

@@ -22,7 +22,7 @@ Gem::Specification.new do |s|
   s.bindir        = "exe"
   s.require_paths = ["lib"]
 
-  s.required_ruby_version = ">= 2.2.2"
+  s.required_ruby_version = ">= 2.3"
 
   s.add_dependency("actionpack", ">= 5.0")
   s.add_dependency("activemodel", ">= 5.0")

lib/bootstrap_form/inputs/check_box.rb

@@ -39,7 +39,7 @@ def check_box_label(name, options, checked_value, &block)
 
       def check_box_description(name, options, &block)
         content = block_given? ? capture(&block) : options[:label]
-        content || (object && object.class.human_attribute_name(name)) || name.to_s.humanize
+        content || object&.class&.human_attribute_name(name) || name.to_s.humanize
       end
 
       def check_box_value(name, value)

test/gemfiles/6.0.gemfile

@@ -7,7 +7,7 @@ gem "rails", "~> 6.0.0.rc1"
 group :development do
   gem "rubocop", require: false
   gem "sass-rails"
-  gem 'webpacker', '>= 4.0.0.rc.3'
+  gem "webpacker", ">= 4.0.0.rc.3"
 end
 
 group :test do