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https://issues.apache.org/jira/browse/TINKERPOP-1822?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16436788#comment-16436788
]
ASF GitHub Bot commented on TINKERPOP-1822:
-------------------------------------------
Github user mpollmeier commented on a diff in the pull request:
https://github.com/apache/tinkerpop/pull/838#discussion_r181282267
--- Diff:
gremlin-core/src/main/java/org/apache/tinkerpop/gremlin/process/traversal/step/branch/RepeatStep.java
---
@@ -273,11 +314,37 @@ public RepeatEndStep(final Traversal.Admin traversal)
{
super(traversal);
}
+ final LinkedList<Traverser.Admin<S>> stashedStarts = new
LinkedList<>();
+
+ private Traverser.Admin<S> nextStart(RepeatStep<S> repeatStep) {
+ if (repeatStep.searchAlgo.equals(SearchAlgo.BFS)) {
+ return this.starts.next();
+ } else {
+ if (this.starts.hasNext()) {
+ return this.starts.next();
+ } else {
+ return this.stashedStarts.pop();
+ }
+ }
+ }
+
+ @Override
+ public boolean hasNext() {
+ return super.hasNext() || this.stashedStarts.peek() != null;
--- End diff --
`this.stashedStarts.isEmpty()`
> Repeat should depth first search
> --------------------------------
>
> Key: TINKERPOP-1822
> URL: https://issues.apache.org/jira/browse/TINKERPOP-1822
> Project: TinkerPop
> Issue Type: Improvement
> Components: process
> Affects Versions: 3.3.0, 3.2.6
> Reporter: Robert Dale
> Priority: Major
>
> Perhaps optionally.
> See also:
> * https://groups.google.com/forum/#!topic/gremlin-users/gLSLxH_K-wE
> * https://github.com/apache/tinkerpop/pull/715
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