Add latest changes from gitlab-org/gitlab@master

1 files changed, 28 insertions, 0 deletions

diff --git a/lib/gitlab/config/entry/validators.rb b/lib/gitlab/config/entry/validators.rb
index 8a04cca60d7..d1c23c41d35 100644
--- a/lib/gitlab/config/entry/validators.rb
+++ b/lib/gitlab/config/entry/validators.rb
@@ -228,6 +228,34 @@ module Gitlab
           end
         end
 
+        class NestedArrayOfStringsValidator < ArrayOfStringsOrStringValidator
+          def validate_each(record, attribute, value)
+            unless validate_nested_array_of_strings(value)
+              record.errors.add(attribute, 'should be an array containing strings and arrays of strings')
+            end
+          end
+
+          private
+
+          def validate_nested_array_of_strings(values)
+            values.is_a?(Array) && values.all? { |element| validate_array_of_strings_or_string(element) }
+          end
+        end
+
+        class StringOrNestedArrayOfStringsValidator < NestedArrayOfStringsValidator
+          def validate_each(record, attribute, value)
+            unless validate_string_or_nested_array_of_strings(value)
+              record.errors.add(attribute, 'should be a string or an array containing strings and arrays of strings')
+            end
+          end
+
+          private
+
+          def validate_string_or_nested_array_of_strings(values)
+            validate_string(values) || validate_nested_array_of_strings(values)
+          end
+        end
+
         class TypeValidator < ActiveModel::EachValidator
           def validate_each(record, attribute, value)
             type = options[:with]