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Add Array.reserveCapacity #25

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Merged
merged 1 commit into from
Jul 12, 2025
Merged

Add Array.reserveCapacity #25

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1 change: 0 additions & 1 deletion Sources/SkipLib/Collections.swift
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Expand Up @@ -453,7 +453,6 @@ extension RangeReplaceableCollection {
public mutating func replaceSubrange(_ subrange: any RangeExpression<Int>, with newElements: any Collection<Element>) {
}

@available(*, unavailable)
public mutating func reserveCapacity(_ n: Int) {
}

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7 changes: 7 additions & 0 deletions Sources/SkipLib/Skip/Array.kt
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Expand Up @@ -154,6 +154,13 @@ class Array<Element>: RandomAccessCollection<Element>, RangeReplaceableCollectio
}
}

fun reserveCapacity(n: Int) {
val mlist = mutableList
if (mlist is ArrayList) {
mlist.ensureCapacity(n)
}
}

companion object {
}
}
5 changes: 5 additions & 0 deletions Tests/SkipLibTests/CollectionsTests.swift
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Expand Up @@ -392,6 +392,11 @@ final class CollectionsTests: XCTestCase {
XCTAssertEqual(0, arr.count)
XCTAssertTrue(arr.isEmpty)
}

func testReserveCapacity() {
var arr = [1, 3, 5]
arr.reserveCapacity(100)
}
}

private enum ElementEnum: Int, CaseIterable {
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