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iOS Swift 2.0 Protocols Creating Flexible Objects Using Protocols Protocol Inheritance

Yuanzheng Wen
PLUS
Yuanzheng Wen
Courses Plus Student 1,756 Points
Posted by Yuanzheng Wen
Yuanzheng Wen
Courses Plus Student 1,756 Points

What's wrong?

What could possibly wrong? No hint in preview sections.

protocols.swift 
protocol AnimalType {
  var numberOfLegs: Int { get }
}

protocol PetType : AnimalType {
  var cuddlyName: String { get }
}

1 Answer

Nathan Tallack
Nathan Tallack
22,159 Points
Nathan Tallack
Nathan Tallack
22,159 Points

An artifact of the workspace testing for the challenges I am afraid.

Remove your space between your protocol name and the colon.

protocol AnimalType {
  var numberOfLegs: Int { get }
}

protocol PetType: AnimalType {
  var cuddlyName: String { get }
}