Hi,
Check this out:
jshell> /set mode tinkerpop normal -command
jshell> /set prompt tinkerpop "gremlin> " " ...> “
jshell> /set format tinkerpop result "==>{value}{post}"
added,modified,replaced-primary-ok
jshell> /set feedback tinkerpop
| Feedback mode: tinkerpop
gremlin>
gremlin> g.inject(1L,2L).union(__.incr(),__.incr().incr()).toList()
==>[2, 3, 3, 4]
Pretty chill.
Marko.
> On Mar 19, 2019, at 9:32 AM, Marko Rodriguez <[email protected]> wrote:
>
> Hi,
>
> ~ jshell --class-path
> /Users/marko/.m2/repository/org/apache/tinkerpop/gremlin/4.0.0-SNAPSHOT/gremlin-4.0.0-SNAPSHOT.jar:/Users/marko/.m2/repository/org/apache/tinkerpop/core/4.0.0-SNAPSHOT/core-4.0.0-SNAPSHOT.jar:/Users/marko/.m2/repository/org/apache/tinkerpop/pipes/4.0.0-SNAPSHOT/pipes-4.0.0-SNAPSHOT.jar
> | Welcome to JShell -- Version 11.0.2
> | For an introduction type: /help intro
>
> jshell> /set feedback concise
> jshell> 1+2
> $1 ==> 3
> jshell> import org.apache.tinkerpop.language.gremlin.*
> jshell> import org.apache.tinkerpop.machine.processor.pipes.*
> jshell> TraversalSource<Long> g =
> Gremlin.<Long>traversal().withProcessor(PipesProcessor.class)
> jshell> g.inject(1L,2L).incr().count()
> $5 ==> [InjectInitial(1,2), IncrMap, CountReduce]
> jshell> g.inject(1L,2L).incr().count().toList()
> $6 ==> [2]
> jshell> /exit
> | Goodbye
> ~
>
> /////////////////////////////////
>
> Supposedly you can create “modules” in Java9+ and thus, if we do that, it
> would be:
>
> ~ jshell --module-path ~/modules --add-modules tinkerpop4.module
>
> Finally, note the "/set feedback concise” option I set. You can design your
> own feedbacks.
>
> http://cr.openjdk.java.net/~rfield/tutorial/JShellTutorial.html#defining-a-feedback-mode
>
> <http://cr.openjdk.java.net/~rfield/tutorial/JShellTutorial.html#defining-a-feedback-mode>
>
> You can have a startup script and thus, users would do:
>
> ~ jshell tinkerpop-shell.jsh --module-path ~/modules
>
> /////////////////////////////////
>
> I say we don’t build a console for TinkerPop4.
>
> JShell for Gremlin-Java
> Groovysh for Gremlin-Groovy
> Python for Gremlin-Python
> …
>
> Less code, less documentation, ...
>
> Take care,
> Marko.
>
> http://markorodriguez.com <http://markorodriguez.com/>
>
>
