using ag or fgrep
sed -i 's/be_success$/be_successful/g' `ag be_success$ spec -l`
image_tag Rails.root.join(...) Can't resolve image into URL: undefined method to_model' for #Pathname:0x00000008f9c290
Rails.application.routes.draw do
resolve("Pathname") { |object, options| object.to_s }
image_tag object.some_carrierwave_model
Rails.application.routes.draw do
resolve("YourUploaderName") { |object, options| object.url }