Merge branch 'touchup-ci-normalizer' into 'master'

Touchup Normalizer implementation

See merge request gitlab-org/gitlab-ce!22872

1 files changed, 5 insertions, 3 deletions

diff --git a/lib/gitlab/ci/config/normalizer.rb b/lib/gitlab/ci/config/normalizer.rb
index 969ae093e8b..b7743bd2090 100644
--- a/lib/gitlab/ci/config/normalizer.rb
+++ b/lib/gitlab/ci/config/normalizer.rb
@@ -9,14 +9,16 @@ module Gitlab
         end
 
         def normalize_jobs
-          extract_parallelized_jobs
+          extract_parallelized_jobs!
+          return @jobs_config if @parallelized_jobs.empty?
+
           parallelized_config = parallelize_jobs
           parallelize_dependencies(parallelized_config)
         end
 
         private
 
-        def extract_parallelized_jobs
+        def extract_parallelized_jobs!
           @parallelized_jobs = {}
 
           @jobs_config.each do |job_name, config|
@@ -41,8 +43,8 @@ module Gitlab
         end
 
         def parallelize_dependencies(parallelized_config)
+          parallelized_job_names = @parallelized_jobs.keys.map(&:to_s)
           parallelized_config.each_with_object({}) do |(job_name, config), hash|
-            parallelized_job_names = @parallelized_jobs.keys.map(&:to_s)
             if config[:dependencies] && (intersection = config[:dependencies] & parallelized_job_names).any?
               deps = intersection.map { |dep| @parallelized_jobs[dep.to_sym].map(&:first) }.flatten
               hash[job_name] = config.merge(dependencies: deps)