Properly merge manually compiled `xcassets` resources with the app target

CHANGELOG.md

@@ -55,6 +55,10 @@ To install release candidates run `[sudo] gem install cocoapods --pre`
 
 ##### Bug Fixes
 
+* Prevent `xcassets` compilation from stomping over the apps `xcassets`  
+  [Dimitris Koutsogiorgas](https://github.com/dnkoutso)
+  [#7003](https://github.com/CocoaPods/CocoaPods/issues/7003)
+
 * Fix script phase output path for `.xcasset` resources  
   [Dimitris Koutsogiorgas](https://github.com/dnkoutso)
   [#7511](https://github.com/CocoaPods/CocoaPods/issues/7511)

lib/cocoapods/generator/copy_resources_script.rb

@@ -212,7 +212,11 @@ then
     fi
   done <<<"$OTHER_XCASSETS"
 
+  if [ -z ${ASSETCATALOG_COMPILER_APPICON_NAME+x} ]; then
     printf "%s\\0" "${XCASSET_FILES[@]}" | xargs -0 xcrun actool --output-format human-readable-text --notices --warnings --platform "${PLATFORM_NAME}" --minimum-deployment-target "${!DEPLOYMENT_TARGET_SETTING_NAME}" ${TARGET_DEVICE_ARGS} --compress-pngs --compile "${BUILT_PRODUCTS_DIR}/${UNLOCALIZED_RESOURCES_FOLDER_PATH}"
+  else
+    printf "%s\\0" "${XCASSET_FILES[@]}" | xargs -0 xcrun actool --output-format human-readable-text --notices --warnings --platform "${PLATFORM_NAME}" --minimum-deployment-target "${!DEPLOYMENT_TARGET_SETTING_NAME}" ${TARGET_DEVICE_ARGS} --compress-pngs --compile "${BUILT_PRODUCTS_DIR}/${UNLOCALIZED_RESOURCES_FOLDER_PATH}" --app-icon "${ASSETCATALOG_COMPILER_APPICON_NAME}" --output-partial-info-plist "${TARGET_BUILD_DIR}/assetcatalog_generated_info.plist"
+  fi
 fi
 EOS
     end

lib/cocoapods/installer/user_project_integrator/target_integrator.rb

@@ -220,6 +220,9 @@ module Pod
           # Returns an extension in the target that corresponds to the
           # resource's input extension.
           #
+          # @param [String] input_extension
+          #        The input extension to map to.
+          #
           # @return [String] The output extension.
           #
           def output_extension_for_resource(input_extension)
@@ -234,6 +237,23 @@ module Pod
             else                      input_extension
             end
           end
+
+          # Returns the resource output paths for all given input paths.
+          #
+          # @param [Array<String>] resource_input_paths
+          #        The input paths to map to.
+          #
+          # @return [Array<String>] The resource output paths.
+          #
+          def resource_output_paths(resource_input_paths)
+            resource_input_paths.map do |resource_input_path|
+              base_path = '${TARGET_BUILD_DIR}/${UNLOCALIZED_RESOURCES_FOLDER_PATH}'
+              extname = File.extname(resource_input_path)
+              basename = extname == '.xcassets' ? 'Assets' : File.basename(resource_input_path)
+              output_extension = TargetIntegrator.output_extension_for_resource(extname)
+              File.join(base_path, File.basename(basename, extname) + output_extension)
+            end.uniq
+          end
         end
 
         # Integrates the user project targets. Only the targets that do **not**
@@ -309,14 +329,7 @@ module Pod
             else
               resource_paths_flattened = resource_paths_by_config.values.flatten.uniq
               input_paths = [target.copy_resources_script_relative_path, *resource_paths_flattened]
-              # convert input paths to output paths according to extensions
-              output_paths = resource_paths_flattened.map do |input_path|
-                base_path = '${TARGET_BUILD_DIR}/${UNLOCALIZED_RESOURCES_FOLDER_PATH}'
-                extname = File.extname(input_path)
-                basename = extname == '.xcassets' ? 'Assets' : File.basename(input_path)
-                output_extension = TargetIntegrator.output_extension_for_resource(extname)
-                File.join(base_path, File.basename(basename, extname) + output_extension)
-              end.uniq
+              output_paths = TargetIntegrator.resource_output_paths(resource_paths_flattened)
               TargetIntegrator.validate_input_output_path_limit(input_paths, output_paths)
               TargetIntegrator.create_or_update_copy_resources_script_phase_to_target(native_target, script_path, input_paths, output_paths)
             end

lib/cocoapods/installer/xcode/pods_project_generator/pod_target_integrator.rb

@@ -58,11 +58,7 @@ module Pod
             unless resource_paths.empty?
               resource_paths_flattened = resource_paths.flatten.uniq
               input_paths = [script_path, *resource_paths_flattened]
-              output_paths = resource_paths_flattened.map do |input_path|
-                base_path = '${TARGET_BUILD_DIR}/${UNLOCALIZED_RESOURCES_FOLDER_PATH}'
-                output_extension = UserProjectIntegrator::TargetIntegrator.output_extension_for_resource(File.extname(input_path))
-                File.join(base_path, File.basename(input_path, File.extname(input_path)) + output_extension)
-              end
+              output_paths = UserProjectIntegrator::TargetIntegrator.resource_output_paths(resource_paths_flattened)
             end
             UserProjectIntegrator::TargetIntegrator.validate_input_output_path_limit(input_paths, output_paths)
             UserProjectIntegrator::TargetIntegrator.create_or_update_copy_resources_script_phase_to_target(native_target, script_path, input_paths, output_paths)

cocoapods-integration-specs @ 8037f4d7

-Subproject commit 47a72afc0f4cd1cb4c13a17e756055b79e6a85b4
+Subproject commit 8037f4d7cf4b08d5af3f6e2867dbfa15edaf9dc2