Skip to content

Clarify terminology for enums with parameters on the parent class #2212

@linteck

Description

@linteck

In this page:
https://docs.scala-lang.org/scala3/reference/enums/enums.html

Is this example of 'Parameterized enums' really a 'Parameterized enums'?

enum Color(val rgb: Int):
  case Red   extends Color(0xFF0000)
  case Green extends Color(0x00FF00)
  case Blue  extends Color(0x0000FF)

===================
This is my understanding. Maybe I am wrong.
Parameterized enums should have parameters in enum value. Have parameters in the enum type is not 'Parameterized enums'.

This is a 'Parameterized enums':

enum Color(val rgb: Int):
  case Red (alfa: Double)   extends Color(0xFF0000)
  case Green (car: String)  extends Color(0x00FF00)
  case Blue  (bright: Double)  extends Color(0x0000FF)

Metadata

Metadata

Assignees

No one assigned

    Labels

    No labels
    No labels

    Type

    No type

    Projects

    No projects

    Milestone

    No milestone

    Relationships

    None yet

    Development

    No branches or pull requests

    Issue actions