Psych::Visitors::YAMLTree#visit_Range

# File tmp/rubies/ruby-4.0.0/ext/psych/lib/psych/visitors/yaml_tree.rb, line 354
def visit_Range o
  register o, @emitter.start_mapping(nil, '!ruby/range', false, Nodes::Mapping::BLOCK)
  ['begin', o.begin, 'end', o.end, 'excl', o.exclude_end?].each do |m|
    accept m
  end
  @emitter.end_mapping
end