Prevent crash when push new branch with empty commits listfix-skip-ci

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

1 files changed, 15 insertions, 5 deletions

diff --git a/app/models/commit.rb b/app/models/commit.rb
index f27a385..7cebf35 100644
--- a/app/models/commit.rb
+++ b/app/models/commit.rb
@@ -92,12 +92,12 @@ class Commit < ActiveRecord::Base
   end
 
   def create_builds
-    return if push_data[:commits].last[:message] =~ /(\[ci skip\])/
+    return if skip_ci?
 
     config_processor.builds_for_ref(ref, tag).each do |build_attrs|
       builds.create!({
         project: project,
-        name: build_attrs[:name], 
+        name: build_attrs[:name],
         commands: build_attrs[:script],
         tag_list: build_attrs[:tags]
       })
@@ -119,12 +119,12 @@ class Commit < ActiveRecord::Base
   end
 
   def create_deploy_builds
-    return if push_data[:commits].last[:message] =~ /(\[ci skip\])/
-    
+    return if skip_ci?
+
     config_processor.deploy_builds_for_ref(ref, tag).each do |build_attrs|
       builds.create!({
         project: project,
-        name: build_attrs[:name], 
+        name: build_attrs[:name],
         commands: build_attrs[:script],
         tag_list: build_attrs[:tags],
         deploy: true
@@ -195,4 +195,14 @@ class Commit < ActiveRecord::Base
   def config_processor
     @config_processor ||= GitlabCiYamlProcessor.new(push_data[:ci_yaml_file])
   end
+
+  def skip_ci?
+    commits = push_data[:commits]
+
+    if commits.present? && commits.last[:message] =~ /(\[ci skip\])/
+      true
+    else
+      false
+    end
+  end
 end