diff options
| -rw-r--r-- | activesupport/lib/active_support/core_ext/hash/keys.rb | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/activesupport/lib/active_support/core_ext/hash/keys.rb b/activesupport/lib/active_support/core_ext/hash/keys.rb index da7c3dfbe8..65c3736593 100644 --- a/activesupport/lib/active_support/core_ext/hash/keys.rb +++ b/activesupport/lib/active_support/core_ext/hash/keys.rb @@ -1,7 +1,11 @@ class Hash # Return a new hash with all keys converted to strings. def stringify_keys - dup.stringify_keys! + result = {} + keys.each do |key| + result[key.to_s] = self[key] + end + result end # Destructively convert all keys to strings. @@ -15,7 +19,11 @@ class Hash # Return a new hash with all keys converted to symbols, as long as # they respond to +to_sym+. def symbolize_keys - dup.symbolize_keys! + result = {} + keys.each do |key| + result[(key.to_sym rescue key)] = self[key] + end + result end # Destructively convert all keys to symbols, as long as they respond |