1 files changed, 45 insertions, 0 deletions
diff --git a/lib/gitlab/ci/build/artifacts/expire_in_parser.rb b/lib/gitlab/ci/build/artifacts/expire_in_parser.rb
new file mode 100644
index 00000000000..3e8a1fb86fc
--- /dev/null
+++ b/lib/gitlab/ci/build/artifacts/expire_in_parser.rb
@@ -0,0 +1,45 @@
+# frozen_string_literal: true
+
+module Gitlab
+  module Ci
+    module Build
+      module Artifacts
+        class ExpireInParser
+          def self.validate_duration(value)
+            new(value).validate_duration
+          end
+
+          def initialize(value)
+            @value = value
+          end
+
+          def validate_duration
+            return true if never?
+
+            parse
+          rescue ChronicDuration::DurationParseError
+            false
+          end
+
+          def seconds_from_now
+            parse&.seconds&.from_now
+          end
+
+          private
+
+          attr_reader :value
+
+          def parse
+            return if never?
+
+            ChronicDuration.parse(value)
+          end
+
+          def never?
+            value.to_s.casecmp('never') == 0
+          end
+        end
+      end
+    end
+  end
+end