diff options
Diffstat (limited to 'lib/hashie/extensions/symbolize_keys.rb')
| -rw-r--r-- | lib/hashie/extensions/symbolize_keys.rb | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/lib/hashie/extensions/symbolize_keys.rb b/lib/hashie/extensions/symbolize_keys.rb index 12d0669..274889c 100644 --- a/lib/hashie/extensions/symbolize_keys.rb +++ b/lib/hashie/extensions/symbolize_keys.rb @@ -15,7 +15,7 @@ module Hashie # Return a new hash with all keys converted # to symbols. def symbolize_keys - dup.symbolize_keys! + SymbolizeKeys.symbolize_keys(self) end module ClassMethods @@ -23,9 +23,9 @@ module Hashie # hashes and arrays. # @api private def symbolize_keys_recursively!(object) - object.symbolize_keys! if object.respond_to? :symbolize_keys! - case object + when self.class + symbolize_keys!(object) when ::Array object.each do |i| symbolize_keys_recursively!(i) @@ -43,6 +43,7 @@ module Hashie # Hashie.symbolize_keys! test # test # => {:abc => 'def'} def symbolize_keys!(hash) + hash.extend(Hashie::Extensions::SymbolizeKeys) unless hash.respond_to?(:symbolize_keys!) hash.keys.each do |k| symbolize_keys_recursively!(hash[k]) hash[k.to_sym] = hash.delete(k) @@ -54,8 +55,10 @@ module Hashie # to symbols. # @param [::Hash] hash def symbolize_keys(hash) - hash.dup.tap do | new_hash | - symbolize_keys! new_hash + copy = hash.dup + copy.extend(Hashie::Extensions::SymbolizeKeys) unless copy.respond_to?(:symbolize_keys!) + copy.tap do |new_hash| + symbolize_keys!(new_hash) end end end |