module Mongoid::Persistable::Unsettable
Defines behaviour for $unset operations.
@since 4.0.0
Public Instance Methods
unset(*fields)
click to toggle source
Perform an $unset operation on the provided fields and in the values in the document in memory.
@example Unset the values.
document.unset(:first_name, :last_name, :middle)
@param [ Array<String, Symbol> ] fields The names of the fields to
unset.
@return [ true ] If the operation succeeded.
@since 4.0.0
# File lib/mongoid/persistable/unsettable.rb, line 23 def unset(*fields) prepare_atomic_operation do |ops| fields.flatten.each do |field| normalized = database_field_name(field) attributes.delete(normalized) ops[atomic_attribute_name(normalized)] = true end { "$unset" => ops } end end