[Config] Allow to opt-out of target deduplication

lib/cocoapods/config.rb

@@ -19,6 +19,7 @@ module Pod
 
       :clean               => true,
       :integrate_targets   => true,
+      :deduplicate_targets => true,
       :lock_pod_source     => true,
       :new_version_message => ENV['COCOAPODS_SKIP_UPDATE_MESSAGE'].nil?,
 
@@ -89,6 +90,11 @@ module Pod
     attr_accessor :integrate_targets
     alias_method :integrate_targets?, :integrate_targets
 
+    # @return [Bool] Whether CocoaPods should deduplicate pod targets.
+    #
+    attr_accessor :deduplicate_targets
+    alias_method :deduplicate_targets?, :deduplicate_targets
+
     # @return [Bool] Whether the installer should skip the repos update.
     #
     attr_accessor :skip_repo_update

lib/cocoapods/installer/analyzer.rb

@@ -284,6 +284,7 @@ module Pod
       def generate_pod_targets(target, specs, pod_targets)
         grouped_specs = specs.group_by(&:root).values.uniq
         grouped_specs.map do |pod_specs|
+          if config.deduplicate_targets?
             # If there are no or already multiple pod targets with a common root,
             # or the one which exists differs in the activated subspec set, then
             # we need to generate another pod target
@@ -299,6 +300,9 @@ module Pod
             else
               common_root_pod_targets.first
             end
+          else
+            generate_pod_target(target, pod_specs).scoped
+          end
         end
       end
 

spec/unit/config_spec.rb

@@ -184,6 +184,14 @@ module Pod
         @config.should.lock_pod_source
       end
 
+      it 'integrates a user target' do
+        @config.should.integrate_targets
+      end
+
+      it 'de-duplicates targets' do
+        @config.should.deduplicate_targets
+      end
+
       it 'returns the cache root' do
         @config.cache_root.should == Pathname.new(File.join(ENV['HOME'], 'Library/Caches/CocoaPods'))
       end