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Introduce minByOrNull and maxByOrNull extension functions #KT-38854

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This commit is contained in:
Abduqodiri Qurbonzoda
2020-06-15 23:27:28 +03:00
parent 846a7823ad
commit 194791a168
23 changed files with 801 additions and 594 deletions
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libraries/stdlib/common/src/generated/_Maps.kt
+18 -4
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@@ -179,14 +179,21 @@ public inline fun <K, V> Map<out K, V>.forEach(action: (Map.Entry<K, V>) -> Unit
for (element in this) action(element)
}
@Deprecated("Use maxByOrNull instead.", ReplaceWith("maxByOrNull(selector)"))
@kotlin.internal.InlineOnly
public inline fun <K, V, R : Comparable<R>> Map<out K, V>.maxBy(selector: (Map.Entry<K, V>) -> R): Map.Entry<K, V>? {
return maxByOrNull(selector)
}
/**
* Returns the first entry yielding the largest value of the given function or `null` if there are no entries.
*
* @sample samples.collections.Collections.Aggregates.maxBy
*/
@SinceKotlin("1.4")
@kotlin.internal.InlineOnly
public inline fun <K, V, R : Comparable<R>> Map<out K, V>.maxBy(selector: (Map.Entry<K, V>) -> R): Map.Entry<K, V>? {
return entries.maxBy(selector)
public inline fun <K, V, R : Comparable<R>> Map<out K, V>.maxByOrNull(selector: (Map.Entry<K, V>) -> R): Map.Entry<K, V>? {
return entries.maxByOrNull(selector)
}
/**
@@ -309,13 +316,20 @@ public inline fun <K, V> Map<out K, V>.maxWith(comparator: Comparator<in Map.Ent
return entries.maxWith(comparator)
}
@Deprecated("Use minByOrNull instead.", ReplaceWith("minByOrNull(selector)"))
public inline fun <K, V, R : Comparable<R>> Map<out K, V>.minBy(selector: (Map.Entry<K, V>) -> R): Map.Entry<K, V>? {
return minByOrNull(selector)
}
/**
* Returns the first entry yielding the smallest value of the given function or `null` if there are no entries.
*
* @sample samples.collections.Collections.Aggregates.minBy
*/
public inline fun <K, V, R : Comparable<R>> Map<out K, V>.minBy(selector: (Map.Entry<K, V>) -> R): Map.Entry<K, V>? {
return entries.minBy(selector)
@SinceKotlin("1.4")
@kotlin.internal.InlineOnly
public inline fun <K, V, R : Comparable<R>> Map<out K, V>.minByOrNull(selector: (Map.Entry<K, V>) -> R): Map.Entry<K, V>? {
return entries.minByOrNull(selector)
}
/**