Factoring sorted run into 'rake recspec'

Guardfile

@@ -11,12 +11,7 @@ module ::Guard
     def run_on_changes(paths)
       paths.delete('some_lib')
       if paths.size.zero?
-        all = Dir['spec/**/*_spec.rb'].sort_by{|path| File.mtime(path)}.reverse
-        warn <<-EOT
-No deduced mapping.
-Running all, sorting by mtime: #{all[0..2].join(' ')} ...etc.
-        EOT
-        system "rake spec run=#{all.join(',')}" or return
+        system 'rake recspec'
       else
         paths.each do |path|
           system "rake spec run=#{path}" or return

Rakefile

@@ -45,20 +45,38 @@ end
 desc "Set up and run tests"
 task :default => [:test]
 
+unless [].respond_to? :shuffle!
+  class Array
+    def shuffle!
+      # TODO: fill this in if anyone cares
+      self
+    end
+  end
+end
+
+def run_specs paths
+  exec "bacon -Ispec -rubygems -q #{paths.join ' '}"
+end
+
 desc "Run tests"
 task :test do
   check_dependencies unless ENV['SKIP_DEP_CHECK']
-  all_specs =
+  paths =
     if explicit_list = ENV['run']
       explicit_list.split(',')
     else
-      Dir['spec/**/*_spec.rb']
+      Dir['spec/**/*_spec.rb'].shuffle!
     end
-  all_specs.shuffle! if all_specs.respond_to? :shuffle!
-  exec "bacon -Ispec -rubygems -q #{all_specs.join ' '}"
+  run_specs paths
 end
 task :spec => :test
 
+task :recspec do
+  all = Dir['spec/**/*_spec.rb'].sort_by{|path| File.mtime(path)}.reverse
+  warn "Running all, sorting by mtime: #{all[0..2].join(' ')} ...etc."
+  run_specs all
+end
+
 desc "Run pry"
 task :pry do
   check_dependencies unless ENV['SKIP_DEP_CHECK']