Ilya Matveev
29 lines
525 B
Kotlin
29 lines
525 B
Kotlin
// FILE: 1.kt
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// WITH_RUNTIME
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package test
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object ContentTypeByExtension {
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inline fun processRecords(crossinline operation: (String) -> String) =
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listOf("O", "K").map {
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val ext = B(it)
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operation(ext.toLowerCase())
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}.joinToString("")
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}
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inline fun A.toLowerCase(): String = (this as B).value
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open class A
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open class B(val value: String) : A()
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// FILE: 2.kt
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import test.*
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fun box(): String {
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return ContentTypeByExtension.processRecords { ext -> ext }
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}
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