diff options
| -rw-r--r-- | activesupport/lib/active_support/ordered_hash.rb | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/activesupport/lib/active_support/ordered_hash.rb b/activesupport/lib/active_support/ordered_hash.rb index 8e157d3af4..ac20988230 100644 --- a/activesupport/lib/active_support/ordered_hash.rb +++ b/activesupport/lib/active_support/ordered_hash.rb @@ -1,3 +1,8 @@ +begin + require 'psych' +rescue LoadError +end + require 'yaml' YAML.add_builtin_type("omap") do |type, val| @@ -20,9 +25,17 @@ module ActiveSupport "!tag:yaml.org,2002:omap" end + def encode_with(coder) + coder.represent_seq '!omap', map { |k,v| { k => v } } + end + def to_yaml(opts = {}) + if YAML.const_defined?(:ENGINE) && !YAML::ENGINE.syck? + return super + end + YAML.quick_emit(self, opts) do |out| - out.seq(taguri, to_yaml_style) do |seq| + out.seq(taguri) do |seq| each do |k, v| seq.add(k => v) end |