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  1. trait Greeter {
  2. 	def apply(name: String): String
  3. }
  4.  
  5. object HelloGreeter extends Greeter {
  6. 	def apply(name: String) = s"Hello, $name!"
  7. }
  8.  
  9. trait Printer {
  10. 	def greeter: Greeter
  11.  
  12. 	def apply(name: String) = println(greeter(name))
  13. }
  14.  
  15. object Main extends App {
  16. 	val printer = new Printer { def greeter = HelloGreeter } 
  17. 	printer("rightfold")
  18. }
Success #stdin #stdout 0.4s 383040KB
comments (?)
stdin 
Standard input is empty
stdout 
Hello, rightfold!
https://ideone.com/mAumNY
language:
Scala (scala 2.12.8)
created:
10 years ago
visibility:
public

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