Kotlin Lazyを読む - Continuity is The Father of Success

IOSchedのコードを読んでいたら、ちょっと気になるExtensionを見つけました。 github.com /** * Implementation of lazy that is not thread safe. Useful when you know what thread you will be * executing on and are not worried about synchronization. */ fun <T> lazyFast(operation: () -> T): Lazy<T> = lazy(LazyThreadSafetyMode.NONE) { operation() } iosched/shared/src/main/java/com/google/samples/apps/iosched/shared/util/Extensions.kt a