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-rw-r--r--activesupport/lib/active_support/ordered_hash.rb10
1 files changed, 9 insertions, 1 deletions
diff --git a/activesupport/lib/active_support/ordered_hash.rb b/activesupport/lib/active_support/ordered_hash.rb
index 8e157d3af4..5b8c342f4f 100644
--- a/activesupport/lib/active_support/ordered_hash.rb
+++ b/activesupport/lib/active_support/ordered_hash.rb
@@ -20,9 +20,17 @@ 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