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spmallette pushed a change to branch TINKERPOP-2681
in repository https://gitbox.apache.org/repos/asf/tinkerpop.git.
from ce3924c Added from/to aliases for Direction OUT/IN
new 2337b5a Prevent creation of vertices if they do not exist for mergeE()
new 8939d5e TINKERPOP-2681 Finalize mergeV semantics around null/empty
args
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Summary of changes:
docs/src/dev/provider/gremlin-semantics.asciidoc | 66 ++++++++++++
.../language/grammar/TraversalMethodVisitor.java | 10 ++
.../grammar/TraversalSourceSpawnMethodVisitor.java | 6 ++
.../process/traversal/step/map/MergeEdgeStep.java | 28 +++--
.../traversal/step/map/MergeVertexStep.java | 90 ++++++++++------
.../Gremlin.Net.IntegrationTest/Gherkin/Gremlin.cs | 5 +-
.../gremlin-javascript/test/cucumber/gremlin.js | 5 +-
gremlin-language/src/main/antlr4/Gremlin.g4 | 11 +-
gremlin-python/src/main/python/radish/gremlin.py | 5 +-
gremlin-test/features/map/MergeEdge.feature | 40 +++++--
gremlin-test/features/map/MergeVertex.feature | 116 +++++++++++++++++++++
.../process/traversal/step/map/MergeEdgeTest.java | 17 +--
.../traversal/step/map/TinkerMergeVertexStep.java | 4 +-
13 files changed, 334 insertions(+), 69 deletions(-)
