From c44a929f49ac17709d9efce3951b0f540ecdf8f9 Mon Sep 17 00:00:00 2001 From: Yves Senn Date: Wed, 29 May 2013 08:43:35 +0200 Subject: Prevent side effects in `Hash#with_indifferent_access`. --- .../lib/active_support/hash_with_indifferent_access.rb | 18 ++++++++++++------ 1 file changed, 12 insertions(+), 6 deletions(-) (limited to 'activesupport/lib') diff --git a/activesupport/lib/active_support/hash_with_indifferent_access.rb b/activesupport/lib/active_support/hash_with_indifferent_access.rb index bdb8877f55..0a81a8393d 100644 --- a/activesupport/lib/active_support/hash_with_indifferent_access.rb +++ b/activesupport/lib/active_support/hash_with_indifferent_access.rb @@ -91,7 +91,7 @@ module ActiveSupport # # This value can be later fetched using either +:key+ or +'key'+. def []=(key, value) - regular_writer(convert_key(key), convert_value(value)) + regular_writer(convert_key(key), convert_value(value, for: :assignment)) end alias_method :store, :[]= @@ -231,7 +231,7 @@ module ActiveSupport def to_hash _new_hash= {} each do |key, value| - _new_hash[convert_key(key)] = convert_value(value, true) + _new_hash[convert_key(key)] = convert_value(value, for: :to_hash) end Hash.new(default).merge!(_new_hash) end @@ -241,12 +241,18 @@ module ActiveSupport key.kind_of?(Symbol) ? key.to_s : key end - def convert_value(value, _convert_for_to_hash = false) + def convert_value(value, options = {}) if value.is_a? Hash - _convert_for_to_hash ? value.to_hash : value.nested_under_indifferent_access + if options[:for] == :to_hash + value.to_hash + else + value.nested_under_indifferent_access + end elsif value.is_a?(Array) - value = value.dup if value.frozen? - value.map! { |e| convert_value(e, _convert_for_to_hash) } + unless options[:for] == :assignment + value = value.dup + end + value.map! { |e| convert_value(e, options) } else value end -- cgit v1.2.3