Sha256: 04391ddd2e99f847ee049408a5998c84aca4d06937a53b7e7834df71c7b0a306

Contents?: true

Size: 604 Bytes

Versions: 215

Compression:

Stored size: 604 Bytes

Contents

module ActiveSupport #:nodoc:
  module CoreExtensions #:nodoc:
    module Hash #:nodoc:
      module Diff
        # Returns a hash that represents the difference between two hashes.
        #
        # Examples:
        #
        #   {1 => 2}.diff(1 => 2)         # => {}
        #   {1 => 2}.diff(1 => 3)         # => {1 => 2}
        #   {}.diff(1 => 2)               # => {1 => 2}
        #   {1 => 2, 3 => 4}.diff(1 => 2) # => {3 => 4}
        def diff(h2)
          self.dup.delete_if { |k, v| h2[k] == v }.merge(h2.dup.delete_if { |k, v| self.has_key?(k) })
        end
      end
    end
  end
end

Version data entries

215 entries across 182 versions & 27 rubygems

Version Path
activesupport-2.3.17 lib/active_support/core_ext/hash/diff.rb
depengine-0.0.1 etc/isolate/ruby-1.8/gems/activesupport-2.3.8/lib/active_support/core_ext/hash/diff.rb
depengine-0.0.1 etc/isolate/jruby-1.8/gems/activesupport-2.3.8/lib/active_support/core_ext/hash/diff.rb
activesupport_csi-2.3.5.p7 lib/active_support/core_ext/hash/diff.rb
activesupport_csi-2.3.5.p6 lib/active_support/core_ext/hash/diff.rb
activesupport-2.3.16 lib/active_support/core_ext/hash/diff.rb
activesupport-2.3.15 lib/active_support/core_ext/hash/diff.rb
abiquo-etk-0.6.4 vendor/activesupport-2.3.8/lib/active_support/core_ext/hash/diff.rb
abiquo-etk-0.6.3 vendor/activesupport-2.3.8/lib/active_support/core_ext/hash/diff.rb
abiquo-etk-0.6.2 vendor/activesupport-2.3.8/lib/active_support/core_ext/hash/diff.rb
abiquo-etk-0.6.1 vendor/activesupport-2.3.8/lib/active_support/core_ext/hash/diff.rb
abiquo-etk-0.6.0 vendor/activesupport-2.3.8/lib/active_support/core_ext/hash/diff.rb
abiquo-etk-0.5.9 vendor/activesupport-2.3.8/lib/active_support/core_ext/hash/diff.rb
radiant-1.0.0 ruby-debug/ruby/1.8/gems/activesupport-2.3.14/lib/active_support/core_ext/hash/diff.rb
abiquo-etk-0.5.8 vendor/activesupport-2.3.8/lib/active_support/core_ext/hash/diff.rb
vanity-1.7.1 vendor/ruby/1.9.1/gems/activesupport-2.3.12/lib/active_support/core_ext/hash/diff.rb
activesupport-2.3.14 lib/active_support/core_ext/hash/diff.rb
kajam-1.0.3.rc2 vendor/rails/activesupport/lib/active_support/core_ext/hash/diff.rb
activesupport-2.3.12 lib/active_support/core_ext/hash/diff.rb
radiant-1.0.0.rc2 vendor/rails/activesupport/lib/active_support/core_ext/hash/diff.rb