--- !ruby/object:RDoc::RI::MethodDescription 
aliases: []

block_params: 
comment: 
- !ruby/struct:RDoc::Markup::Flow::P 
  :body: Returns <em>true</em>, if <em>object</em> was already seen during this generating run.
full_name: JSON::Ext::Generator::State#seen?
is_singleton: false
name: seen?
params: " seen?(object)\n"
visibility: public
