module Mongoid::Criteria::Marshalable
Mixin module for Mongoid::Criteria
which adds custom Marshal.dump functionality.
Public Instance Methods
marshal_dump()
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Provides the data needed to Marshal.dump a criteria.
@example Dump the criteria.
Marshal.dump(criteria)
Note :mongo is written here for backwards compatibility with Mongoid
7 and earlier.
@return [ Array<Object> ] The dumped data.
# File lib/mongoid/criteria/marshalable.rb, line 20 def marshal_dump data = [ klass, :mongo, inclusions, documents, strategy, negating ] data.push(scoping_options).push(dump_hash(:selector)).push(dump_hash(:options)) end
marshal_load(data)
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Resets the criteria object after a Marshal.load
@example Load the criteria.
Marshal.load(criteria)
@param [ Array ] data The raw data.
# File lib/mongoid/criteria/marshalable.rb, line 31 def marshal_load(data) @scoping_options, raw_selector, raw_options = data.pop(3) @klass, driver, @inclusions, @documents, @strategy, @negating = data if driver == :mongo1x raise NotImplementedError, "Mongoid no longer supports marshalling with driver version 1.x." end @selector = load_hash(Queryable::Selector, raw_selector) @options = load_hash(Queryable::Options, raw_options) end
Private Instance Methods
dump_hash(name)
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# File lib/mongoid/criteria/marshalable.rb, line 45 def dump_hash(name) send(name).inject({}) do |raw, (key, value)| raw[key] = value raw end end
load_hash(hash_class, raw)
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# File lib/mongoid/criteria/marshalable.rb, line 52 def load_hash(hash_class, raw) hash = hash_class.new(klass.aliased_fields, klass.fields) hash.merge!(raw) hash end