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Contents
# frozen_string_literal: true
# Copyright (C) 2009-2020 MongoDB Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
module BSON
# Injects behaviour for encoding and decoding nil values to and from
# raw bytes as specified by the BSON spec.
#
# @see http://bsonspec.org/#/specification
#
# @since 2.0.0
module NilClass
include Specialized
# A nil is type 0x0A in the BSON spec.
#
# @since 2.0.0
BSON_TYPE = ::String.new(10.chr, encoding: BINARY).freeze
module ClassMethods
# Deserialize NilClass from BSON.
#
# @param [ ByteBuffer ] buffer The byte buffer.
#
# @option options [ nil | :bson ] :mode Decoding mode to use.
#
# @return [ nil ] The decoded nil value.
#
# @see http://bsonspec.org/#/specification
#
# @since 2.0.0
def from_bson(buffer, **options)
nil
end
end
# Register this type when the module is loaded.
#
# @since 2.0.0
Registry.register(BSON_TYPE, ::NilClass)
end
# Enrich the core NilClass class with this module.
#
# @since 2.0.0
::NilClass.send(:include, NilClass)
::NilClass.send(:extend, NilClass::ClassMethods)
end
Version data entries
8 entries across 8 versions & 1 rubygems