class SomeClass: SomeSuperClass {
}

class Demo {
}

func someMethod() {
}

if someCondition {
}

else if someCondition {
}

else {
}

switch someCase {
  default:
      break
}

for var x = 0; x < 10; x+=1 {
}

for ; ; {
}

for var x ; ; {
}

for ; x ; {
}

for ; ; x {
}

for var x; x ; {
}

for var x; ; x {
}

for ; x ; x {
}

while someCondition {
}

repeat {
} while someCondition

for someElement in someCollection {
}

init(length:Double, breadth:Double) {
   self.length = length
   self.breadth = breadth
}

struct DemoStruct : SomeParentStruct {
}

struct DemoStruct {
}

set {
    oldValue = newValue / 2
}

get {
    return value * 2
}

extension someExtension {
}

protocol someProtocol {
}

enum someEnum {
}

func someFunction () -> () {
// closure
}