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 | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/activesupport/lib/active_support/hash_with_indifferent_access.rb b/activesupport/lib/active_support/hash_with_indifferent_access.rb index 59ffd24698..91459f3e5b 100644 --- a/activesupport/lib/active_support/hash_with_indifferent_access.rb +++ b/activesupport/lib/active_support/hash_with_indifferent_access.rb @@ -1,12 +1,11 @@ require 'active_support/core_ext/hash/keys' -# This class has dubious semantics and we only have it so that -# people can write <tt>params[:key]</tt> instead of <tt>params['key']</tt> -# and they get the same value for both keys. - module ActiveSupport + # This class has dubious semantics and we only have it so that + # people can write <tt>params[:key]</tt> instead of <tt>params['key']</tt> + # and they get the same value for both keys. class HashWithIndifferentAccess < Hash - + # Always returns true, so that <tt>Array#extract_options!</tt> finds members of this class. def extractable_options? true @@ -16,6 +15,10 @@ module ActiveSupport dup end + def nested_under_indifferent_access + self + end + def initialize(constructor = {}) if constructor.is_a?(Hash) super() @@ -39,6 +42,10 @@ module ActiveSupport end end + def self.[](*args) + new.merge(Hash[*args]) + end + alias_method :regular_writer, :[]= unless method_defined?(:regular_writer) alias_method :regular_update, :update unless method_defined?(:regular_update) @@ -112,7 +119,7 @@ module ActiveSupport end end - # Merges the instantized and the specified hashes together, giving precedence to the values from the second hash + # Merges the instantized and the specified hashes together, giving precedence to the values from the second hash. # Does not overwrite the existing hash. def merge(hash) self.dup.update(hash) |