Sha256: 2d285788f29437357ef4b4d2a3f6abf790c89409972c433c92f4b206c3793284
Contents?: true
Size: 1.78 KB
Versions: 8
Compression:
Stored size: 1.78 KB
Contents
=begin
Copyright 2010-2013 Tasos Laskos <tasos.laskos@gmail.com>
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.
=end
#
# Overloads the {Object} class providing a {#deep_clone} method.
#
# @author Tasos "Zapotek" Laskos <tasos.laskos@gmail.com>
#
class Object
#
# Deep-clones self using a Marshal dump-load.
#
# @return [Object] Duplicate of self.
#
def deep_clone
begin
Marshal.load( Marshal.dump( self ) )
rescue => e
self
end
end
#
# Attempts to approximate the real size of self by summing up the size of
# all its instance variables' values and names.
#
# @param [Bool] invoke_size
# Whether or not to include self's `size` in the return value.
#
# @return [Integer] Size of self.
#
def realsize( invoke_size = true )
return 1 if nil?
sz = 0
sz = size rescue 0 if invoke_size
ivs = instance_variables
return sz if ivs.empty?
ivs.reduce( sz ) do |s, iv|
v = instance_variable_get( iv )
s += begin
rs = v.realsize
rs > 0 ? rs : v.size
rescue => e
ap e
0
end
s += iv.size
end
end
end
Version data entries
8 entries across 8 versions & 1 rubygems