module TemplateModificationHelper
Private Instance Methods
modify_template(name) { || ... }
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# File actionpack/test/controller/render_test.rb, line 261 def modify_template(name) path = File.expand_path("../fixtures/#{name}.erb", __dir__) original = File.read(path) File.write(path, "#{original} Modified!") ActionView::LookupContext::DetailsKey.clear yield ensure File.write(path, original) end