Mikhail Zarechenskiy
21 lines
491 B
Kotlin
Vendored
21 lines
491 B
Kotlin
Vendored
// FIR_IDENTICAL
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// FULL_JDK
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import java.time.LocalDate
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data class DailyTime(val date: LocalDate)
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fun <T : Comparable<T>> Sequence<T>.range(): ClosedRange<T>? {
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val iter = iterator()
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return when {
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iter.hasNext() -> iter.next().let { it..it }
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else -> null
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}
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}
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fun test(dailyTimes: List<DailyTime>): List<DailyTime> {
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val dateRange = dailyTimes.asSequence().map { it.date }.range() ?: return emptyList()
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println(dateRange.start)
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return dailyTimes
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}
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