module HashModernInspect

# File lib/hash_modern_inspect.rb, line 2
def modern_inspect
  modern_inspect0(self)
end

# File lib/hash_modern_inspect.rb, line 14
def modern_inspect0(obj)
  buf = ''

  case obj
  when Array
    buf << '['

    obj.each_with_index do |value, i|
      buf << ', ' unless i.zero?
      buf << modern_inspect0(value)
    end

    buf << ']'
  when Hash
    buf << '{'

    obj.each_with_index do |kv, i|
      key, value = kv
      buf << ', ' unless i.zero?

      if key.is_a?(Symbol)
        key = key.to_s

        if key =~ /\A\w+\z/
          buf << "#{key}: "
        else
          buf << "#{key.to_s.inspect}: "
        end
      else
        buf << "#{modern_inspect0(key)}=>"
      end

      buf << modern_inspect0(value)
    end

    buf << '}'
  else
    buf << obj.inspect
  end

  buf
end

# File lib/hash_modern_inspect.rb, line 6
def modern_inspect_without_brace(options = {})
  if self.empty? and not options[:allow_empty]
    self.inspect
  else
    modern_inspect.sub(/\A\{/, '').sub(/\}\z/, '').strip
  end
end