in_@PLUGIN@:
: Changes that are listed as “Depends-on” change dependencies defined in the comments of the provided change.
has_@PLUGIN@:
: Changes that have “Depends-on” change dependencies defined in their comments which match the given sub query.
has:a_@PLUGIN@
: Changes that have at least one “Depends-on” change dependencies defined in their comments.
To use any operator of @PLUGIN@ plugin, change operator aliasing is needed since query parser cannot parse dash(-) in an operator.