diff options
Diffstat (limited to 'activesupport/lib/active_support/hash_with_indifferent_access.rb')
| -rw-r--r-- | activesupport/lib/active_support/hash_with_indifferent_access.rb | 22 |
1 files changed, 19 insertions, 3 deletions
diff --git a/activesupport/lib/active_support/hash_with_indifferent_access.rb b/activesupport/lib/active_support/hash_with_indifferent_access.rb index aa81ad6250..5981763f0e 100644 --- a/activesupport/lib/active_support/hash_with_indifferent_access.rb +++ b/activesupport/lib/active_support/hash_with_indifferent_access.rb @@ -164,6 +164,19 @@ module ActiveSupport super(convert_key(key)) end + # Same as <tt>Hash#assoc</tt> where the key passed as argument can be + # either a string or a symbol: + # + # counters = ActiveSupport::HashWithIndifferentAccess.new + # counters[:foo] = 1 + # + # counters.assoc('foo') # => ["foo", 1] + # counters.assoc(:foo) # => ["foo", 1] + # counters.assoc(:zoo) # => nil + def assoc(key) + super(convert_key(key)) + end + # Same as <tt>Hash#fetch</tt> where the key passed as argument can be # either a string or a symbol: # @@ -212,8 +225,8 @@ module ActiveSupport # hash[:a] = 'x' # hash[:b] = 'y' # hash.values_at('a', 'b') # => ["x", "y"] - def values_at(*indices) - indices.collect { |key| self[convert_key(key)] } + def values_at(*keys) + super(*keys.map { |key| convert_key(key) }) end # Returns an array of the values at the specified indices, but also @@ -226,7 +239,7 @@ module ActiveSupport # hash.fetch_values('a', 'c') { |key| 'z' } # => ["x", "z"] # hash.fetch_values('a', 'c') # => KeyError: key not found: "c" def fetch_values(*indices, &block) - indices.collect { |key| fetch(key, &block) } + super(*indices.map { |key| convert_key(key) }, &block) end # Returns a shallow copy of the hash. @@ -280,6 +293,9 @@ module ActiveSupport super(convert_key(key)) end + def except(*keys) + slice(*self.keys - keys.map { |key| convert_key(key) }) + end alias_method :without, :except def stringify_keys!; self end |