class Cucumber::Core::Gherkin::AstBuilder::StepBuilder

def argument_builder(attributes)
  attributes[:type] == :DataTable ? DataTableBuilder.new(file, attributes) : DocStringBuilder.new(file, attributes) 
end

def children
  return [] unless multiline_argument_builder
  [multiline_argument_builder]
end

def initialize(*)
  super
  @multiline_argument_builder = attributes[:argument] ? argument_builder(attributes[:argument]) : nil
end

def multiline_argument
  return Ast::EmptyMultilineArgument.new unless multiline_argument_builder
  multiline_argument_builder.result
end

def result(language)
  Ast::Step.new(
    language,
    location,
    comments,
    keyword,
    attributes[:text],
    multiline_argument
  )
end