Static Over Final Class

Prefer static over final class for non-overridable declarations

• Identifier: static_over_final_class
• Enabled by default: Yes
• Supports autocorrection: No
• Kind: idiomatic
• Analyzer rule: No
• Minimum Swift compiler version: 5.0.0
• Default configuration:

  Key	Value
  severity	warning

Non Triggering Examples

class C {
    static func f() {}
}

class C {
    static var i: Int { 0 }
}

class C {
    static subscript(_: Int) -> Int { 0 }
}

class C {
    class func f() {}
}

final class C {}

final class C {
    class D {
      class func f() {}
    }
}

Triggering Examples

class C {
    ↓final class func f() {}
}

class C {
    ↓final class var i: Int { 0 }
}

class C {
    ↓final class subscript(_: Int) -> Int { 0 }
}

final class C {
    ↓class func f() {}
}

class C {
    final class D {
        ↓class func f() {}
    }
}