# File lib/json/common.rb, line 262 def pretty_generate(obj, opts = nil) if State === opts state, opts = opts, nil else state = PRETTY_STATE_PROTOTYPE.dup end 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 state.generate(obj) end