ForEachOneBit.kt
/*
* Copyright 2016-2020 JetBrains s.r.o.
* Use of this source code is governed by the Apache 2.0 License that can be found in the LICENSE.txt file.
*/
package androidx.compose.runtime.external.kotlinx.collections.immutable.internal
// 'iterate' all the bits set to one in a given integer, in the form of one-bit masks
internal inline fun Int.forEachOneBit(body: (mask: Int, index: Int) -> Unit) {
var mask = this
var index = 0
while (mask != 0) {
val bit = mask.takeLowestOneBit()
body(bit, index)
index++
mask = mask xor bit
}
}