Sha256: 6fd83e39b12a7cec665b149d9efe852fde07dfd2759a3cc148e1fd50862bc884
Contents?: true
Size: 869 Bytes
Versions: 14
Compression:
Stored size: 869 Bytes
Contents
module ROM
module SQL
module Associations
module SelfRef
def self.included(klass)
super
klass.memoize :join_keys, :source_table, :source_alias, :source_attr, :target_attr
end
# @api public
def join_keys
{ source_attr => target_attr }
end
# @api public
def source_attr
source[source_key].qualified(source_alias)
end
# @api public
def target_attr
target[target_key].qualified
end
protected
# @api private
def source_table
self_ref? ? Sequel.as(source.name.dataset, source_alias) : source.name.dataset
end
# @api private
def source_alias
self_ref? ? :"#{source.name.dataset.to_s[0]}_0" : source.name.dataset
end
end
end
end
end
Version data entries
14 entries across 14 versions & 1 rubygems