class MarkdownLint::Rule

# File lib/mdl/ruleset.rb, line 6
def initialize(id, description, fallback_docs: nil, &)
  @id = id
  @description = description
  @generate_docs = fallback_docs
  @docs_overridden = false
  @aliases = []
  @tags = []
  @params = {}
  instance_eval(&)
end

# File lib/mdl/ruleset.rb, line 32
def aliases(*aliases)
  @aliases.concat(aliases)
  @aliases
end

# File lib/mdl/ruleset.rb, line 17
def check(&block)
  @check = block unless block.nil?
  @check
end

# File lib/mdl/ruleset.rb, line 56
def docs(url = nil, &block)
  if block_given? != url.nil?
    raise ArgumentError, 'Give either a URL or a block, not both'
  end

  raise 'A docs url is already set within this rule' if @docs_overridden

  @generate_docs = block_given? ? block : lambda { |_, _| url }
  @docs_overridden = true
end

# File lib/mdl/ruleset.rb, line 67
def docs_url
  @generate_docs&.call(id, description)
end

# File lib/mdl/ruleset.rb, line 22
def fix(&block)
  @fix = block unless block.nil?
  @fix
end

# File lib/mdl/ruleset.rb, line 37
def params(params = nil)
  unless params.nil?
    # Normalize string values to symbols where the rule's default is
    # a symbol AND the string looks like a simple identifier, so that
    # style files can use either :atx or "atx". Values like "---"
    # (MD035 hr style) are left as strings.
    params = params.each_with_object({}) do |(k, v), h|
      h[k] = if v.is_a?(String) && @params[k].is_a?(Symbol) &&
                v.match?(/\A[a-z][a-z_]*\z/)
               v.to_sym
             else
               v
             end
    end
    @params.update(params)
  end
  @params
end

# File lib/mdl/ruleset.rb, line 27
def tags(*tags)
  @tags = tags.flatten.map(&:to_sym) unless tags.empty?
  @tags
end