80 lines
1.7 KiB
Plaintext
80 lines
1.7 KiB
Plaintext
|
// init構文の包括的テスト
|
|||
|
|
|
|||
|
|
// 1. 基本的なinit構文
|
|||
|
|
box Animal {
|
|||
|
|
init { name, age }
|
|||
|
|
|
|||
|
|
init(animalName, animalAge) {
|
|||
|
|
me.name = animalName
|
|||
|
|
me.age = animalAge
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
speak() {
|
|||
|
|
return me.name + " (age " + me.age + ") makes a sound"
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// 2. fromデリゲーションでのinit
|
|||
|
|
box Dog from Animal {
|
|||
|
|
init { breed }
|
|||
|
|
|
|||
|
|
init(dogName, dogAge, dogBreed) {
|
|||
|
|
from Animal.init(dogName, dogAge) // 親のinitを呼び出し
|
|||
|
|
me.breed = dogBreed
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
override speak() {
|
|||
|
|
return me.name + " (age " + me.age + ", " + me.breed + ") barks: Woof!"
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// 3. 従来のBox名形式（互換性確認）
|
|||
|
|
box Cat from Animal {
|
|||
|
|
init { color }
|
|||
|
|
|
|||
|
|
Cat(catName, catAge, catColor) { // 従来形式もまだ動作する
|
|||
|
|
from Animal.init(catName, catAge)
|
|||
|
|
me.color = catColor
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
override speak() {
|
|||
|
|
return me.name + " (age " + me.age + ", " + me.color + ") meows: Meow!"
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// テスト実行
|
|||
|
|
print("=== init構文テスト ===")
|
|||
|
|
|
|||
|
|
// 1. 基本的なinit
|
|||
|
|
local animal
|
|||
|
|
animal = new Animal("Generic", 5)
|
|||
|
|
print("Animal: " + animal.speak())
|
|||
|
|
|
|||
|
|
// 2. デリゲーションでのinit
|
|||
|
|
local dog
|
|||
|
|
dog = new Dog("Buddy", 3, "Golden Retriever")
|
|||
|
|
print("Dog: " + dog.speak())
|
|||
|
|
|
|||
|
|
// 3. 従来形式との互換性
|
|||
|
|
local cat
|
|||
|
|
cat = new Cat("Whiskers", 2, "Black")
|
|||
|
|
print("Cat: " + cat.speak())
|
|||
|
|
|
|||
|
|
// 4. 引数なしinit
|
|||
|
|
box SimpleBox {
|
|||
|
|
init { value }
|
|||
|
|
|
|||
|
|
init() { // 引数なしinit
|
|||
|
|
me.value = "Default value"
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
getValue() {
|
|||
|
|
return me.value
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
local simple
|
|||
|
|
simple = new SimpleBox()
|
|||
|
|
print("SimpleBox: " + simple.getValue())
|
|||
|
|
|
|||
|
|
print("\n✅ init構文テスト完了！")
|