AssociationCypherMethods.rst

AssociationCypherMethods

Constants

• VALID_REL_LENGTH_SYMBOLS

Files

• lib/neo4j/active_node/has_n/association_cypher_methods.rb:4

Methods

#arrow_cypher

Return cypher partial query string for the relationship part of a MATCH (arrow / relationship definition)

def arrow_cypher(var = nil, properties = {}, create = false, reverse = false, length = nil)
  validate_origin!

  if create && length.present?
    fail(ArgumentError, 'rel_length option cannot be specified when creating a relationship')
  end

  direction_cypher(get_relationship_cypher(var, properties, create, length), create, reverse)
end