module ReverseMarkdown
  class Config
    attr_writer :unknown_tags, :github_flavored, :tag_border, :force_encoding

    def initialize
      @unknown_tags     = :pass_through
      @github_flavored  = false
      @force_encoding   = false
      @em_delimiter     = '_'.freeze
      @strong_delimiter = '**'.freeze
      @inline_options   = {}
      @tag_border       = ' '.freeze
    end

    def with(options = {})
      @inline_options = options
      result = yield
      @inline_options = {}
      result
    end

    def unknown_tags
      @inline_options[:unknown_tags] || @unknown_tags
    end

    def github_flavored
      @inline_options[:github_flavored] || @github_flavored
    end

    def tag_border
      @inline_options[:tag_border] || @tag_border
    end

    def force_encoding
      @inline_options[:force_encoding] || @force_encoding
    end
  end
end