Extract vcr_cassette_name_for (vcr#882)

Co-authored-by: Tomasz Dąbrowski <[email protected]>

Author: dabroz

lib/vcr/test_frameworks/rspec.rb

@@ -5,27 +5,30 @@ module RSpec
     module Metadata
       extend self
 
+      def vcr_cassette_name_for(metadata)
+        description = 
+          if metadata[:description].empty?
+            # we have an "it { is_expected.to be something }" block
+            metadata[:scoped_id]
+          else
+            metadata[:description]
+          end
+        example_group = 
+          if metadata.key?(:example_group)
+            metadata[:example_group]
+          else
+            metadata[:parent_example_group]
+          end
+
+        if example_group
+          [vcr_cassette_name_for(example_group), description].join('/')
+        else
+          description
+        end
+      end
+
       def configure!
         ::RSpec.configure do |config|
-          vcr_cassette_name_for = lambda do |metadata|
-            description = if metadata[:description].empty?
-                            # we have an "it { is_expected.to be something }" block
-                            metadata[:scoped_id]
-                          else
-                            metadata[:description]
-                          end
-            example_group = if metadata.key?(:example_group)
-                              metadata[:example_group]
-                            else
-                              metadata[:parent_example_group]
-                            end
-
-            if example_group
-              [vcr_cassette_name_for[example_group], description].join('/')
-            else
-              description
-            end
-          end
 
           when_tagged_with_vcr = { :vcr => lambda { |v| !!v } }
 
@@ -45,7 +48,7 @@ def configure!
                       end
 
             cassette_name ||= options.delete(:cassette_name) ||
-                            vcr_cassette_name_for[example.metadata]
+                              VCR::RSpec::Metadata.vcr_cassette_name_for(example.metadata)
             VCR.insert_cassette(cassette_name, options)
           end