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https://issues.apache.org/jira/browse/TINKERPOP-3140?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Stephen Mallette reassigned TINKERPOP-3140:
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Component/s: process
Assignee: Stephen Mallette
Fixed with:
showing the standard error with:
{code}
gremlin> g.V().emit()
The repeat()-traversal was not defined: RepeatStep(emit(true),null,until(false))
Type ':help' or ':h' for help.
Display stack trace? [yN]
{code}
> emit() without repeat() throws an NPE
> -------------------------------------
>
> Key: TINKERPOP-3140
> URL: https://issues.apache.org/jira/browse/TINKERPOP-3140
> Project: TinkerPop
> Issue Type: Bug
> Components: process
> Affects Versions: 3.7.3
> Reporter: Dave Bechberger
> Assignee: Stephen Mallette
> Priority: Minor
>
> I was testing a query and found that using `emit()` without a `repeat()`
> throws an NPE instead of a syntax error.
> {code:java}
> gremlin> g = TinkerGraph.open().traversal()
> ==>graphtraversalsource[tinkergraph[vertices:0 edges:0], standard]
> gremlin> g.V()
> gremlin> g.V().emit()
> java.lang.NullPointerException
> Type ':help' or ':h' for help. {code}
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