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author | Gonçalo Silva <goncalossilva@gmail.com> | 2011-03-24 17:21:17 +0000 |
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committer | Gonçalo Silva <goncalossilva@gmail.com> | 2011-03-24 17:21:17 +0000 |
commit | 9887f238871bb2dd73de6ce8855615bcc5d8d079 (patch) | |
tree | 74fa9ff9524a51701cfa23f708b3f777c65b7fe5 /activesupport/lib/active_support/core_ext/hash/keys.rb | |
parent | aff821508a16245ebc03510ba29c70379718dfb7 (diff) | |
parent | 5214e73850916de3c9127d35a4ecee0424d364a3 (diff) | |
download | rails-9887f238871bb2dd73de6ce8855615bcc5d8d079.tar.gz rails-9887f238871bb2dd73de6ce8855615bcc5d8d079.tar.bz2 rails-9887f238871bb2dd73de6ce8855615bcc5d8d079.zip |
Merge branch 'master' of https://github.com/rails/rails
Diffstat (limited to 'activesupport/lib/active_support/core_ext/hash/keys.rb')
-rw-r--r-- | activesupport/lib/active_support/core_ext/hash/keys.rb | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/activesupport/lib/active_support/core_ext/hash/keys.rb b/activesupport/lib/active_support/core_ext/hash/keys.rb index 045a6944fa..d8748b1138 100644 --- a/activesupport/lib/active_support/core_ext/hash/keys.rb +++ b/activesupport/lib/active_support/core_ext/hash/keys.rb @@ -35,11 +35,13 @@ class Hash # as keys, this will fail. # # ==== Examples - # { :name => "Rob", :years => "28" }.assert_valid_keys(:name, :age) # => raises "ArgumentError: Unknown key(s): years" - # { :name => "Rob", :age => "28" }.assert_valid_keys("name", "age") # => raises "ArgumentError: Unknown key(s): name, age" + # { :name => "Rob", :years => "28" }.assert_valid_keys(:name, :age) # => raises "ArgumentError: Unknown key: years" + # { :name => "Rob", :age => "28" }.assert_valid_keys("name", "age") # => raises "ArgumentError: Unknown key: name" # { :name => "Rob", :age => "28" }.assert_valid_keys(:name, :age) # => passes, raises nothing def assert_valid_keys(*valid_keys) - unknown_keys = keys - [valid_keys].flatten - raise(ArgumentError, "Unknown key(s): #{unknown_keys.join(", ")}") unless unknown_keys.empty? + valid_keys.flatten! + each_key do |k| + raise(ArgumentError, "Unknown key: #{k}") unless valid_keys.include?(k) + end end end |