[PostInstallHooksContext] Make array of user targets available

CHANGELOG.md

@@ -17,6 +17,10 @@ To install release candidates run `[sudo] gem install cocoapods --pre`
   [Jed Lewison](https://github.com/jedlewison)
   [#4722](https://github.com/CocoaPods/CocoaPods/issues/4722)
 
+* Add `user_targets` method to the `UmbrellaTargetDescription` in the
+  post-install hooks context.  
+  [Samuel Giddins](https://github.com/segiddins)
+
 ##### Bug Fixes
 
 * Always fetch a `:podspec` dependency's podspec when it is missing in the

lib/cocoapods/installer/post_install_hooks_context.rb

@@ -38,7 +38,7 @@ module Pod
         aggregate_targets.each do |umbrella|
           desc = UmbrellaTargetDescription.new
           desc.user_project = umbrella.user_project
-          desc.user_target_uuids = umbrella.user_target_uuids
+          desc.user_targets = umbrella.user_targets
           desc.specs = umbrella.specs
           desc.platform_name = umbrella.platform.name
           desc.platform_deployment_target = umbrella.platform.deployment_target.to_s
@@ -69,6 +69,11 @@ module Pod
           user_project.path if user_project
         end
 
+        # @return [Array<PBXNativeTarget>]
+        #         The list of user targets integrated by this umbrella target.
+        #
+        attr_accessor :user_targets
+
         # @return [Array<String>] The list of the UUIDs of the
         #         user targets integrated by this umbrella
         #         target.  They can be used to find the
@@ -76,7 +81,9 @@ module Pod
         #         to find the targets opening the project with
         #         Xcodeproj.
         #
-        attr_accessor :user_target_uuids
+        def user_target_uuids
+          user_targets.map(&:uuid)
+        end
 
         # @return [Array<Specification>] The list of the
         #         specifications of the target.

spec/unit/installer/post_install_hooks_context_spec.rb

@@ -8,11 +8,12 @@ module Pod
 
       spec = fixture_spec('banana-lib/BananaLib.podspec')
       user_project = Xcodeproj::Project.open(SpecHelper.create_sample_app_copy_from_fixture('SampleProject'))
+      user_target = user_project.native_targets.find { |np| np.name == 'SampleProject' }
       target_definition = Podfile::TargetDefinition.new('Pods', nil)
       pod_target = PodTarget.new([spec], [target_definition], config.sandbox)
       umbrella = AggregateTarget.new(target_definition, config.sandbox)
       umbrella.user_project = user_project
-      umbrella.user_target_uuids = ['UUID']
+      umbrella.user_target_uuids = [user_target.uuid]
       umbrella.stubs(:platform).returns(Platform.new(:ios, '8.0'))
       umbrella.pod_targets = [pod_target]
 
@@ -23,7 +24,8 @@ module Pod
       result.sandbox.should == sandbox
       result.umbrella_targets.count.should == 1
       umbrella_target = result.umbrella_targets.first
-      umbrella_target.user_target_uuids.should == ['UUID']
+      umbrella_target.user_targets.should == [user_target]
+      umbrella_target.user_target_uuids.should == [user_target.uuid]
       umbrella_target.user_project.should == user_project
       umbrella_target.specs.should == [spec]
       umbrella_target.platform_name.should == :ios