1 files changed, 11 insertions, 0 deletions
diff --git a/src/main/kotlin/util/SequenceUtil.kt b/src/main/kotlin/util/SequenceUtil.kt
new file mode 100644
index 0000000..7b5bad0
--- /dev/null
+++ b/src/main/kotlin/util/SequenceUtil.kt
@@ -0,0 +1,11 @@
+
+
+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)
+    }
+}