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Edit File: Appraisals
appraise "rails-4-2" do gem "railties", "~> 4.2.0" gem "actionpack", "~> 4.2.0" gem "activemodel", "~> 4.2.0" end appraise "rails-5-0" do gem "railties", "~> 5.0.0" gem "actionpack", "~> 5.0.0" gem "activemodel", "~> 5.0.0" end appraise "rails-5-1" do gem "railties", ">= 5.1.0", "< 5.2" gem "actionpack", ">= 5.1.0", "< 5.2" gem "activemodel", ">= 5.1.0", "< 5.2" end