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 | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/activesupport/lib/active_support/core_ext/hash/diff.rb b/activesupport/lib/active_support/core_ext/hash/diff.rb index b904f49fa8..831dee8ecb 100644 --- a/activesupport/lib/active_support/core_ext/hash/diff.rb +++ b/activesupport/lib/active_support/core_ext/hash/diff.rb @@ -1,13 +1,13 @@ class Hash # 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) - dup.delete_if { |k, v| h2[k] == v }.merge!(h2.dup.delete_if { |k, v| has_key?(k) }) + def diff(other) + dup. + delete_if { |k, v| other[k] == v }. + merge!(other.dup.delete_if { |k, v| has_key?(k) }) end end |