Github user jwagenleitner commented on a diff in the pull request:
https://github.com/apache/groovy/pull/247#discussion_r51361896
--- Diff: src/main/org/codehaus/groovy/runtime/DefaultGroovyMethods.java ---
@@ -16045,6 +16048,51 @@ public void remove() {
}
/**
+ * Returns a <code>BufferedIterator</code> that allows examining the
next element without
+ * consuming it.
+ * <pre class="groovyTestCase">
+ * assert [1, 2, 3, 4].iterator().buffered().with { [head(), toList()]
} == [1, [1, 2, 3, 4]]
+ * </pre>
+ *
+ * @param self an iterator object
+ * @return a BufferedIterator wrapping self
+ * @since 2.5.0
+ */
+ public static <T> BufferedIterator<T> buffered(Iterator<T> self) {
+ return new IteratorBufferedIterator<T>(self);
+ }
+
+ /**
+ * Returns a <code>BufferedIterator</code> that allows examining the
next element without
+ * consuming it.
+ * <pre class="groovyTestCase">
+ * assert new LinkedHashSet([1,2,3,4]).bufferedIterator().with {
[head(), toList()] } == [1, [1,2,3,4]]
+ * </pre>
+ *
+ * @param self an iterator object
--- End diff --
s/iterator/iterable/
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