Clean up spec_helper

spec/spec_helper.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 # This file was generated by the `rspec --init` command. Conventionally, all
 # specs live under a `spec` directory, which RSpec adds to the `$LOAD_PATH`.
 # The generated `.rspec` file contains `--require spec_helper` which will cause
@@ -44,9 +45,9 @@
   # triggering implicit auto-inclusion in groups with matching metadata.
   config.shared_context_metadata_behavior = :apply_to_host_groups
 
-# The settings below are suggested to provide a good initial experience
-# with RSpec, but feel free to customize to your heart's content.
-=begin
+  # The settings below are suggested to provide a good initial experience
+  # with RSpec, but feel free to customize to your heart's content.
+
   # This allows you to limit a spec run to individual examples or groups
   # you care about by tagging them with `:focus` metadata. When nothing
   # is tagged with `:focus`, all examples get run. RSpec also provides
@@ -57,7 +58,7 @@
   # Allows RSpec to persist some state between runs in order to support
   # the `--only-failures` and `--next-failure` CLI options. We recommend
   # you configure your source control system to ignore this file.
-  config.example_status_persistence_file_path = "spec/examples.txt"
+  config.example_status_persistence_file_path = 'spec/examples.txt'
 
   # Limits the available syntax to the non-monkey patched syntax that is
   # recommended. For more details, see:
@@ -77,7 +78,7 @@
     # Use the documentation formatter for detailed output,
     # unless a formatter has already been configured
     # (e.g. via a command-line flag).
-    config.default_formatter = "doc"
+    config.default_formatter = 'doc'
   end
 
   # Print the 10 slowest examples and example groups at the
@@ -96,5 +97,4 @@
   # test failures related to randomization by passing the same `--seed` value
   # as the one that triggered the failure.
   Kernel.srand config.seed
-=end
 end