diff options
Diffstat (limited to 'activesupport/lib/active_support/core_ext/hash/keys.rb')
| -rw-r--r-- | activesupport/lib/active_support/core_ext/hash/keys.rb | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/activesupport/lib/active_support/core_ext/hash/keys.rb b/activesupport/lib/active_support/core_ext/hash/keys.rb index e753e36124..509dbae596 100644 --- a/activesupport/lib/active_support/core_ext/hash/keys.rb +++ b/activesupport/lib/active_support/core_ext/hash/keys.rb @@ -14,7 +14,7 @@ class Hash end # Destructively convert all keys using the block operations. - # Same as transform_keys but modifies +self+ + # Same as transform_keys but modifies +self+. def transform_keys! keys.each do |key| self[yield(key)] = delete(key) @@ -57,13 +57,13 @@ class Hash end alias_method :to_options!, :symbolize_keys! - # Validate all keys in a hash match *valid keys, raising ArgumentError on a mismatch. - # Note that keys are NOT treated indifferently, meaning if you use strings for keys but assert symbols - # as keys, this will fail. + # Validate all keys in a hash match <tt>*valid_keys</tt>, raising ArgumentError + # on a mismatch. Note that keys are NOT treated indifferently, meaning if you + # use strings for keys but assert symbols as keys, this will fail. # - # { :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 + # { 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) valid_keys.flatten! each_key do |k| |