module Toolbox::HashDiff
Extends the functionality of a Hash
to be able to perform (i) diff and (ii) similarity operations For implementation details, see the Hash
class for the extended functions
Usage¶ ↑
Working with HashDiff
module can be very simple, for example:
require 'toolbox/hash_diff' require 'yaml' hash1 = { :foo => 'bar', :bar => 'hello', :hello => 'world', :this => { :exists => 'yay!' } } hash2 = { :foo => 'bar', :hello => 'Hi', :this => { :exists => 'yay!' }, :hey => { :this => "Doesn't exist", :but => "oh well" } } puts hash1.diff(hash2).to_yaml puts hash1.similarity(hash2).to_yaml