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path: root/src/main/kotlin/util/SequenceUtil.kt
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package moe.nea.firmament.util

fun <T : Any> T.iterate(iterator: (T) -> T?): Sequence<T> = sequence {
    var x: T? = this@iterate
    while (x != null) {
        yield(x)
        x = iterator(x)
    }
}