Bump to Ruby 3, upgrade all gems, add rubocop-rake, correct new offenses

.rubocop.yml

@@ -6,6 +6,7 @@
 # Additional cops for working with RSpec. See https://github.com/backus/rubocop-rspec
 require:
   - rubocop-performance
+  - rubocop-rake
   - rubocop-rspec
 
 AllCops:

.ruby-version

@@ -1 +1 @@
-2.7.1
+3.0.0

Gemfile

@@ -27,5 +27,6 @@ group :development do
 
   gem "rubocop", require: false
   gem "rubocop-performance", require: false
+  gem "rubocop-rake", require: false
   gem "rubocop-rspec", require: false
 end

Gemfile.lock

@@ -10,8 +10,8 @@ GEM
     childprocess (4.0.0)
     coderay (1.1.3)
     diff-lcs (1.4.4)
-    docile (1.3.2)
-    ffi (1.13.1)
+    docile (1.3.4)
+    ffi (1.14.2)
     formatador (0.2.5)
     guard (2.16.2)
       formatador (>= 0.2.4)
@@ -31,75 +31,80 @@ GEM
       guard (~> 2.1)
       guard-compat (~> 1.1)
       rspec (>= 2.99.0, < 4.0)
-    guard-rubocop (1.3.0)
+    guard-rubocop (1.4.0)
       guard (~> 2.0)
-      rubocop (~> 0.20)
+      rubocop (< 2.0)
     iniparse (1.5.0)
     json-schema (2.8.1)
       addressable (>= 2.4)
-    listen (3.2.1)
+    listen (3.4.0)
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
-    lumberjack (1.2.6)
+    lumberjack (1.2.8)
     method_source (1.0.0)
     nenv (0.3.0)
     notiffany (0.1.3)
       nenv (~> 0.1)
       shellany (~> 0.0)
-    overcommit (0.56.0)
+    overcommit (0.57.0)
       childprocess (>= 0.6.3, < 5)
       iniparse (~> 1.4)
-    parallel (1.19.2)
-    parser (2.7.1.5)
+    parallel (1.20.1)
+    parser (3.0.0.0)
       ast (~> 2.4.1)
     pry (0.13.1)
       coderay (~> 1.1)
       method_source (~> 1.0)
-    public_suffix (4.0.5)
+    public_suffix (4.0.6)
     rainbow (3.0.0)
-    rake (13.0.1)
+    rake (13.0.3)
     rb-fsevent (0.10.4)
     rb-inotify (0.10.1)
       ffi (~> 1.0)
-    regexp_parser (1.8.1)
+    regexp_parser (2.0.3)
     rexml (3.2.4)
-    rspec (3.9.0)
-      rspec-core (~> 3.9.0)
-      rspec-expectations (~> 3.9.0)
-      rspec-mocks (~> 3.9.0)
-    rspec-core (3.9.2)
-      rspec-support (~> 3.9.3)
-    rspec-expectations (3.9.2)
+    rspec (3.10.0)
+      rspec-core (~> 3.10.0)
+      rspec-expectations (~> 3.10.0)
+      rspec-mocks (~> 3.10.0)
+    rspec-core (3.10.1)
+      rspec-support (~> 3.10.0)
+    rspec-expectations (3.10.1)
       diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.9.0)
-    rspec-mocks (3.9.1)
+      rspec-support (~> 3.10.0)
+    rspec-mocks (3.10.1)
       diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.9.0)
-    rspec-support (3.9.3)
-    rubocop (0.92.0)
+      rspec-support (~> 3.10.0)
+    rspec-support (3.10.1)
+    rubocop (1.8.1)
       parallel (~> 1.10)
-      parser (>= 2.7.1.5)
+      parser (>= 3.0.0.0)
       rainbow (>= 2.2.2, < 4.0)
-      regexp_parser (>= 1.7)
+      regexp_parser (>= 1.8, < 3.0)
       rexml
-      rubocop-ast (>= 0.5.0)
+      rubocop-ast (>= 1.2.0, < 2.0)
       ruby-progressbar (~> 1.7)
-      unicode-display_width (>= 1.4.0, < 2.0)
-    rubocop-ast (0.7.1)
+      unicode-display_width (>= 1.4.0, < 3.0)
+    rubocop-ast (1.4.0)
       parser (>= 2.7.1.5)
-    rubocop-performance (1.8.1)
-      rubocop (>= 0.87.0)
+    rubocop-performance (1.9.2)
+      rubocop (>= 0.90.0, < 2.0)
       rubocop-ast (>= 0.4.0)
-    rubocop-rspec (1.43.2)
-      rubocop (~> 0.87)
-    ruby-progressbar (1.10.1)
+    rubocop-rake (0.5.1)
+      rubocop
+    rubocop-rspec (2.1.0)
+      rubocop (~> 1.0)
+      rubocop-ast (>= 1.1.0)
+    ruby-progressbar (1.11.0)
     shellany (0.0.1)
-    simplecov (0.19.0)
+    simplecov (0.21.2)
       docile (~> 1.1)
       simplecov-html (~> 0.11)
-    simplecov-html (0.12.2)
+      simplecov_json_formatter (~> 0.1)
+    simplecov-html (0.12.3)
+    simplecov_json_formatter (0.1.2)
     thor (1.0.1)
-    unicode-display_width (1.7.0)
+    unicode-display_width (2.0.0)
 
 PLATFORMS
   ruby
@@ -116,11 +121,12 @@ DEPENDENCIES
   rspec
   rubocop
   rubocop-performance
+  rubocop-rake
   rubocop-rspec
   simplecov
 
 RUBY VERSION
-   ruby 2.7.1p83
+   ruby 3.0.0p0
 
 BUNDLED WITH
-   2.1.4
+   2.2.3

Guardfile

@@ -29,7 +29,7 @@ guard :bundler do
   files.each { |file| watch(helper.real_path(file)) }
 end
 
-# Note: The cmd option is now required due to the increasing number of ways
+# NOTE: The cmd option is now required due to the increasing number of ways
 #       rspec may be run, below are examples of the most common uses.
 #  * bundler: 'bundle exec rspec'
 #  * bundler binstubs: 'bin/rspec'

Rakefile

@@ -1,5 +1,6 @@
 # frozen_string_literal: true
 
+desc "Loads the code environment into scope"
 task :environment do
   require File.join(__dir__, "lib/catalog")
 end