class Neo4j::Core::Query
Attributes
proxy_chain_level[RW]
For instances where you turn a QueryProxy into a Query
and then back to a QueryProxy with ‘#proxy_as`
Public Instance Methods
proxy_as(model, var, optional = false)
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Creates a Neo4j::ActiveNode::Query::QueryProxy
object that builds off of a Core::Query
object.
@param [Class] model An ActiveNode
model to be used as the start of a new QueryuProxy chain @param [Symbol] var The variable to be used to refer to the object from within the new QueryProxy @param [Boolean] optional Indicate whether the new QueryProxy will use MATCH or OPTIONAL MATCH. @return [Neo4j::ActiveNode::Query::QueryProxy] A QueryProxy object.
# File lib/neo4j/core/query.rb 9 def proxy_as(model, var, optional = false) 10 # TODO: Discuss whether it's necessary to call `break` on the query or if this should be left to the user. 11 Neo4j::ActiveNode::Query::QueryProxy.new(model, nil, node: var, optional: optional, starting_query: self, chain_level: @proxy_chain_level) 12 end
proxy_as_optional(model, var)
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Calls proxy_as
with ‘optional` set true. This doesn’t offer anything different from calling ‘proxy_as` directly but it may be more readable.
# File lib/neo4j/core/query.rb 15 def proxy_as_optional(model, var) 16 proxy_as(model, var, true) 17 end