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21 lines
397 B
Kotlin
Vendored
21 lines
397 B
Kotlin
Vendored
interface Callback {
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fun invoke(): String
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}
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open class Base(val fn: Callback): Callback {
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override fun invoke() = fn.invoke()
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}
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fun box(): String {
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val ok = "OK"
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class Local : Base(
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object : Base(
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object : Callback {
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override fun invoke() = ok
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}
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) {}
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)
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return Local().fn.invoke()
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} |