diff options
Diffstat (limited to 'activesupport/lib/active_support/core_ext/hash/diff.rb')
-rw-r--r-- | activesupport/lib/active_support/core_ext/hash/diff.rb | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/activesupport/lib/active_support/core_ext/hash/diff.rb b/activesupport/lib/active_support/core_ext/hash/diff.rb new file mode 100644 index 0000000000..deace40a29 --- /dev/null +++ b/activesupport/lib/active_support/core_ext/hash/diff.rb @@ -0,0 +1,11 @@ +module ActiveSupport #:nodoc: + module CoreExtensions #:nodoc: + module Hash #:nodoc: + module Diff + 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 |