diff options
Diffstat (limited to 'ext/psych/lib/psych/visitors/yaml_tree.rb')
-rw-r--r-- | ext/psych/lib/psych/visitors/yaml_tree.rb | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/ext/psych/lib/psych/visitors/yaml_tree.rb b/ext/psych/lib/psych/visitors/yaml_tree.rb index 40198599bf..eef6125ff1 100644 --- a/ext/psych/lib/psych/visitors/yaml_tree.rb +++ b/ext/psych/lib/psych/visitors/yaml_tree.rb @@ -265,7 +265,10 @@ module Psych end def visit_Hash o - register(o, @emitter.start_mapping(nil, nil, true, Psych::Nodes::Mapping::BLOCK)) + tag = o.class == ::Hash ? nil : "!ruby/hash:#{o.class}" + implicit = !tag + + register(o, @emitter.start_mapping(nil, tag, implicit, Psych::Nodes::Mapping::BLOCK)) o.each do |k,v| accept k |