GitHub - raganwald/andand: The Maybe Monad in idiomatic Ruby

Object#andand What Object#andand lets us write: @phone = Location.find(:first, ...elided... ).andand.phone And get a guarded method invocation or safe navigation method. This snippet performs a .find on the Location class, then sends .phone to the result if the result is not nil. If the result is nil, then the expression returns nil without throwing a NoMethodError. As Dejan Simic put it: Why woul