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Contents
# encoding: utf-8
module Mongoid
module Persistable
# Defines behaviour for logical bitwise operations.
#
# @since 4.0.0
module Logical
extend ActiveSupport::Concern
# Performs an atomic $bit operation on the field with the provided hash
# of bitwise ops to execute in order.
#
# @example Execute the bitwise operations.
# person.bit(age: { :and => 12 }, val: { and: 10, or: 12 })
#
# @param [ Hash ] operations The bitwise operations.
#
# @return [ Document ] The document.
#
# @since 4.0.0
def bit(operations)
prepare_atomic_operation do |ops|
process_atomic_operations(operations) do |field, values|
value = attributes[field]
values.each do |op, val|
value = value & val if op.to_s == "and"
value = value | val if op.to_s == "or"
end
attributes[field] = value
ops[atomic_attribute_name(field)] = values
end
{ "$bit" => ops } unless ops.empty?
end
end
end
end
end
Version data entries
14 entries across 14 versions & 1 rubygems