1 files changed, 50 insertions, 0 deletions
diff --git a/lib/gitlab/ci/variables/collection/item.rb b/lib/gitlab/ci/variables/collection/item.rb
new file mode 100644
index 00000000000..939912981e6
--- /dev/null
+++ b/lib/gitlab/ci/variables/collection/item.rb
@@ -0,0 +1,50 @@
+module Gitlab
+  module Ci
+    module Variables
+      class Collection
+        class Item
+          def initialize(**options)
+            @variable = {
+              key: options.fetch(:key),
+              value: options.fetch(:value),
+              public: options.fetch(:public, true),
+              file: options.fetch(:files, false)
+            }
+          end
+
+          def [](key)
+            @variable.fetch(key)
+          end
+
+          def ==(other)
+            to_hash == self.class.fabricate(other).to_hash
+          end
+
+          ##
+          # If `file: true` has been provided we expose it, otherwise we
+          # don't expose `file` attribute at all (stems from what the runner
+          # expects).
+          #
+          def to_hash
+            @variable.reject do |hash_key, hash_value|
+              hash_key == :file && hash_value == false
+            end
+          end
+
+          def self.fabricate(resource)
+            case resource
+            when Hash
+              self.new(resource)
+            when ::HasVariable
+              self.new(resource.to_runner_variable)
+            when self
+              resource.dup
+            else
+              raise ArgumentError, "Unknown `#{resource.class}` variable resource!"
+            end
+          end
+        end
+      end
+    end
+  end
+end