[GitHub] [tinkerpop] vkagamlyk commented on a diff in pull request #2012: [TINKERPOP-2890] Avoid exceptions on local scope based steps where possible

["vkagamlyk (via GitHub)" <gi...@apache.org>]

vkagamlyk commented on code in PR #2012:
URL: https://github.com/apache/tinkerpop/pull/2012#discussion_r1165973603


##########
gremlin-core/src/main/java/org/apache/tinkerpop/gremlin/process/traversal/step/map/TailLocalStep.java:
##########
@@ -54,7 +54,7 @@ protected S map(final Traverser.Admin<S> traverser) {
                         start instanceof Collection ? ((Collection) start).size() :
                                 start instanceof Path ? ((Path) start).size() :
                                         start instanceof Iterable ? IteratorUtils.count((Iterable) start) :
-                                                this.limit;
+                                                IteratorUtils.count(IteratorUtils.asIterator(start));

Review Comment:
   also to handle arrays as input
   ```
   gremlin> g.inject([1,2,3] as int[], [1]).tail(local,1)
   ==>[1, 2, 3]
   ==>1
   ```



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