Matt Frantz created TINKERPOP3-723:
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Summary: constant step
Key: TINKERPOP3-723
URL: https://issues.apache.org/jira/browse/TINKERPOP3-723
Project: TinkerPop 3
Issue Type: Improvement
Reporter: Matt Frantz
The proposed {{constant}} step would be like a {{map}} that always returns the
same value. It is most useful as an {{option}} or as an argument of
{{coalesce}} or {{branch}}.
{noformat}
gremlin> g.V().coalesce(__.hasLabel('person').values('name'),
__.constant('nonperson'))
gremlin> g.V().coalesce(__.hasLabel('person').values('name'), __.map{it ->
'nonperson'})
==>marko
==>vadas
==>nonperson
==>josh
==>nonperson
==>peter
{noformat}
It was mentioned by [~dkuppitz] in the comments of TINKERPOP3-700.
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