Rakefile in closure_tree-7.2.0 vs Rakefile in closure_tree-7.3.0

@@ -1,24 +1,21 @@
-begin
-  require 'bundler/setup'
-rescue LoadError
-  puts 'You must `gem install bundler` and `bundle install` to run rake tasks'
-end
+# frozen_string_literal: true
 
-Bundler::GemHelper.install_tasks
+require 'bundler/gem_tasks'
+require 'rspec/core/rake_task'
 
-require "rspec/core/rake_task"
 RSpec::Core::RakeTask.new(:spec) do |task|
-  task.pattern = 'spec/*_spec.rb'
+  task.pattern = 'spec/closure_tree/*_spec.rb'
 end
 
-task :default => :spec
+task default: :spec
 
 namespace :spec do
   desc 'Run all spec variants'
   task :all do
-    rake = 'bundle exec rake'
+    rake = 'bin/rake'
     fail unless system("#{rake} spec:generators")
+
     [['', ''], ['db_prefix_', ''], ['', '_db_suffix'], ['abc_', '_123']].each do |prefix, suffix|
       env = "DB_PREFIX=#{prefix} DB_SUFFIX=#{suffix}"
       fail unless system("#{rake} spec #{env}")
     end
   end