# File lib/json/common.rb, line 214 def pretty_generate(obj, opts = nil) state = JSON.state.new( :indent => ' ', :space => ' ', :object_nl => "\n", :array_nl => "\n", :check_circular => true ) if opts if opts.respond_to? :to_hash opts = opts.to_hash elsif opts.respond_to? :to_h opts = opts.to_h else raise TypeError, "can't convert #{opts.class} into Hash" end state.configure(opts) end obj.to_json(state) end