From 0920e69244026ec83471bb4571e56300045307d3 Mon Sep 17 00:00:00 2001 From: Lourens Naude Date: Sun, 12 Jul 2009 12:18:04 +0100 Subject: ActiveSupport Hash optimizations [#2902 state:resolved] Signed-off-by: Carl Lerche --- activesupport/lib/active_support/core_ext/hash/diff.rb | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'activesupport/lib/active_support/core_ext/hash/diff.rb') diff --git a/activesupport/lib/active_support/core_ext/hash/diff.rb b/activesupport/lib/active_support/core_ext/hash/diff.rb index da98593458..b904f49fa8 100644 --- a/activesupport/lib/active_support/core_ext/hash/diff.rb +++ b/activesupport/lib/active_support/core_ext/hash/diff.rb @@ -8,6 +8,6 @@ class Hash # {}.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) }) + dup.delete_if { |k, v| h2[k] == v }.merge!(h2.dup.delete_if { |k, v| has_key?(k) }) end end -- cgit v1.2.3