Removed hard development depencency on flay

spec/reek/smells/feature_envy_spec.rb

@@ -10,9 +10,9 @@
   check 'should not report use of self',
     'def simple() self.to_s + self.to_i end', []
   check 'should not report vcall with no argument',
-    'def simple() func + grunc end', []
+    'def simple() func; end', []
   check 'should not report vcall with argument',
-    'def simple(arga) func(17) + grunc(arga) end', []
+    'def simple(arga) func(17); end', []
 end
 
 describe FeatureEnvy, 'when the receiver is a parameter' do

tasks/reek.rake

@@ -1,16 +1,20 @@
 require 'reek/rake_task'
-require 'flay'
 
 Reek::RakeTask.new do |t|
   t.fail_on_error = true
   t.verbose = false
 #  t.reek_opts = '-f "Smell: %s: %c %w"'
 end
 
-desc 'Check for code duplication'
-task 'flay' do
-  files = FileList['lib/**/*.rb']
-  flayer = Flay.new(16)
-  flayer.process(*files)
-  flayer.report
+begin
+  require 'flay'
+
+  desc 'Check for code duplication'
+  task 'flay' do
+    files = FileList['lib/**/*.rb']
+    flayer = Flay.new(16)
+    flayer.process(*files)
+    flayer.report
+  end
+rescue LoadError
 end